/* Kitob orqali: "Botanical Garden" mavzusi (kitob-theme-factory). Komponentla faqat tokenlardan foydalanadi */
:root {
  --color-bg: #f5f3ed;
  --color-surface: #fffdf8;
  --color-surface-2: #efece3;
  --color-border: #e0dccf;
  --color-text: #1f2a22;
  --color-muted: #5a6457;
  --color-primary: #3f6e4d;
  --color-primary-hover: #345c40;
  --color-primary-soft: #e3eee5;
  --color-on-primary: #ffffff;
  --color-accent: #f9a620;
  --color-accent-soft: #fdf0d5;
  --color-on-accent: #3a2a05;
  --color-accent-text: #3a2a05;
  --color-danger: #b7472a;
  --color-danger-soft: #f8e4dd;
  --color-success: #3f6e4d;
  --color-success-soft: #e3eee5;
  --color-focus: #f9a620;

  --cover-0: #4a7c59;
  --cover-1: #b7472a;
  --cover-2: #a86f0c;
  --cover-3: #2f6b73;
  --cover-4: #7a5c8e;
  --cover-5: #5d6b2f;

  --font-heading: "DejaVu Serif", Georgia, "Times New Roman", serif;
  --font-body: "DejaVu Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;

  --radius-sm: 8px;
  --radius: 14px;
  --radius-lg: 20px;
  --shadow: 0 1px 2px rgba(31, 42, 34, 0.06), 0 4px 16px rgba(31, 42, 34, 0.06);
  --shadow-hover: 0 2px 4px rgba(31, 42, 34, 0.08), 0 10px 28px rgba(31, 42, 34, 0.1);
  --ease: cubic-bezier(0.2, 0.7, 0.2, 1);
  /* Qo'shimcha nomlar: keyingi sahifalar shu o'lchov va ranglarni ishlatadi.
     Ranglar yuqoridagilarga ishora qiladi, shuning uchun tungi rejimda o'zi almashadi */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --text-xs: 0.78rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --font-semibold: 600;
  --font-bold: 700;
  --line-height-tight: 1.25;
  --line-height-relaxed: 1.65;
  --radius-md: var(--radius);
  --radius-full: 999px;
  --shadow-md: var(--shadow-hover);
  --transition-fast: 0.15s var(--ease);
  --color-card-bg: var(--color-surface);
  --color-border-subtle: var(--color-border);
  --color-primary-subtle: var(--color-primary-soft);
  --color-text-muted: var(--color-muted);
  --color-text-secondary: var(--color-muted);
  --color-danger-text: var(--color-danger);
  color-scheme: light;
}

/* Tungi rejim: tizim sozlamasi bo'yicha, yoki header'dagi tugma bilan (data-theme) */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --color-bg: #121814;
    --color-surface: #1b231e;
    --color-surface-2: #232d26;
    --color-border: #313d34;
    --color-text: #ece8dc;
    --color-muted: #a9b0a3;
    --color-primary: #7fb893;
    --color-primary-hover: #95c8a6;
    --color-primary-soft: #22352a;
    --color-on-primary: #0f1a13;
    --color-accent: #f9b84a;
    --color-accent-soft: #3a2e14;
    --color-on-accent: #1d1503;
    --color-danger: #e8866b;
    --color-danger-soft: #3b2019;
    --color-success: #7fb893;
    --color-success-soft: #1f3326;
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.3), 0 4px 16px rgba(0, 0, 0, 0.25);
    --shadow-hover: 0 2px 4px rgba(0, 0, 0, 0.35), 0 10px 28px rgba(0, 0, 0, 0.35);
    --color-accent-text: var(--color-accent);
    color-scheme: dark;
  }
}

:root[data-theme="dark"] {
  --color-bg: #121814;
  --color-surface: #1b231e;
  --color-surface-2: #232d26;
  --color-border: #313d34;
  --color-text: #ece8dc;
  --color-muted: #a9b0a3;
  --color-primary: #7fb893;
  --color-primary-hover: #95c8a6;
  --color-primary-soft: #22352a;
  --color-on-primary: #0f1a13;
  --color-accent: #f9b84a;
  --color-accent-soft: #3a2e14;
  --color-on-accent: #1d1503;
  --color-danger: #e8866b;
  --color-danger-soft: #3b2019;
  --color-success: #7fb893;
  --color-success-soft: #1f3326;
  --shadow: 0 1px 2px rgba(0, 0, 0, 0.3), 0 4px 16px rgba(0, 0, 0, 0.25);
  --shadow-hover: 0 2px 4px rgba(0, 0, 0, 0.35), 0 10px 28px rgba(0, 0, 0, 0.35);
  --color-accent-text: var(--color-accent);
  color-scheme: dark;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

* {
  margin: 0;
  padding: 0;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  background: var(--color-bg);
  color: var(--color-text);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

h1,
h2,
h3 {
  font-family: var(--font-heading);
  line-height: 1.25;
  letter-spacing: -0.01em;
}

a {
  color: var(--color-primary);
}

a:hover {
  color: var(--color-primary-hover);
}

:focus-visible {
  outline: 3px solid var(--color-focus);
  outline-offset: 2px;
  border-radius: 4px;
}

[hidden] {
  display: none !important;
}

.icon {
  flex-shrink: 0;
  vertical-align: -0.2em;
}

/* Uzun nomla 1-3 qatorda kesiladi, to'liq nomi title'da (sichqoncha ustiga borganda) */
.clamp-1,
.clamp-2,
.clamp-3 {
  display: -webkit-box;
  -webkit-box-orient: vertical;
  overflow: hidden;
  overflow-wrap: anywhere;
}

.clamp-1 {
  -webkit-line-clamp: 1;
  line-clamp: 1;
}

.clamp-2 {
  -webkit-line-clamp: 2;
  line-clamp: 2;
}

.clamp-3 {
  -webkit-line-clamp: 3;
  line-clamp: 3;
}

.muted,
.hint {
  color: var(--color-muted);
}

.hint {
  font-size: 0.9rem;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0.5rem;
  background: var(--color-surface);
  padding: 0.5rem 1rem;
  border-radius: var(--radius-sm);
  z-index: 10;
}

.skip-link:focus {
  left: 0.5rem;
}

.container {
  width: 100%;
  max-width: 760px;
  margin: 0 auto;
  padding: 0 1rem;
}

main.container {
  flex: 1;
  padding-top: 1.5rem;
  padding-bottom: 3rem;
}

main.container-wide {
  max-width: 1040px;
}

/* Header: chapda logo, o'rtada asosiy menyu, o'ngda asboblar (kredit, model, mavzu, profil).
   Telefonda (720px dan tor) asosiy menyu pastki panelga (.tabbar) o'tadi */
.site-header {
  position: sticky;
  top: 0;
  z-index: 5;
  background: color-mix(in srgb, var(--color-surface) 88%, transparent);
  backdrop-filter: saturate(1.4) blur(10px);
  border-bottom: 1px solid var(--color-border);
}

.site-header .container {
  max-width: 1040px;
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 1rem;
  min-height: 64px;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  flex-shrink: 0;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.2rem;
  letter-spacing: -0.01em;
  white-space: nowrap;
  color: var(--color-text);
  text-decoration: none;
}

.logo:hover {
  color: var(--color-text);
}

.logo-mark {
  display: grid;
  place-items: center;
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: var(--color-primary);
  color: var(--color-on-primary);
  box-shadow: inset 0 -2px 0 rgba(0, 0, 0, 0.15);
}

.header-nav {
  display: flex;
  align-items: center;
  gap: 0.15rem;
  min-width: 0;
  margin-right: auto;
}

.header-tools {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  flex-shrink: 0;
}

.nav-link,
.model-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  min-height: 40px;
  padding: 0 0.75rem;
  border-radius: 999px;
  font-size: 0.9rem;
  font-weight: 600;
  white-space: nowrap;
  text-decoration: none;
  color: var(--color-text);
  transition: background-color 0.15s var(--ease), color 0.15s var(--ease);
}

.nav-link {
  color: var(--color-muted);
}

.nav-link:hover {
  background: var(--color-surface-2);
  color: var(--color-text);
}

.nav-link[aria-current="page"] {
  background: var(--color-primary-soft);
  color: var(--color-primary);
}

/* Faqat ikonkali dumaloq tugmalar: mavzu, admin */
.icon-btn,
.avatar-btn {
  display: inline-grid;
  place-items: center;
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  padding: 0;
  border: 1px solid var(--color-border);
  border-radius: 50%;
  background: var(--color-surface);
  color: var(--color-text);
  text-decoration: none;
  cursor: pointer;
  transition: background-color 0.15s var(--ease), border-color 0.15s var(--ease);
}

.icon-btn:hover,
.avatar-btn:hover {
  background: var(--color-surface-2);
  border-color: var(--color-primary);
  color: var(--color-text);
}

.icon-btn[aria-current="page"],
.avatar-btn[aria-current="page"] {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 2px var(--color-primary-soft);
}

.avatar-btn {
  overflow: hidden;
  border-color: transparent;
  background: var(--color-primary-soft);
  color: var(--color-primary);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.05rem;
}

.avatar-btn img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.theme-toggle > span {
  display: inline-flex;
}

.theme-icon-light,
:root[data-theme="dark"] .theme-icon-dark {
  display: none !important;
}

:root[data-theme="dark"] .theme-icon-light {
  display: inline-flex !important;
}

.model-chip {
  background: var(--color-primary-soft);
  color: var(--color-primary);
  border: 1px solid transparent;
  font-size: 0.85rem;
}

a.model-chip:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.model-name {
  max-width: 16ch;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Pastki menyu: faqat telefonda ko'rinadi */
.tabbar {
  display: none;
}

/* Kichik noutbuk: model nomi yashiriladi (to'liq nomi tooltip'da), menyu zichroq */
@media (max-width: 1060px) {
  .model-name {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
  }

  .model-chip {
    min-width: 40px;
    padding: 0;
    justify-content: center;
  }

  .header-nav .nav-link {
    padding: 0 0.6rem;
  }
}

/* Planshet va telefon: asosiy menyu pastki panelga o'tadi */
@media (max-width: 900px) {
  .header-inner {
    min-height: 56px;
    gap: 0.5rem;
  }

  .logo {
    font-size: 1.08rem;
    margin-right: auto;
  }

  .header-nav {
    display: none;
  }

  .header-tools {
    gap: 0.3rem;
  }

  .icon-btn,
  .avatar-btn,
  .model-chip {
    width: 38px;
    min-width: 38px;
    height: 38px;
    min-height: 38px;
    padding: 0;
  }

  /* Profil pastki menyuda bor; oddiy foydalanuvchi uchun model nomi ham kerakmas */
  .header-tools .avatar-btn,
  span.model-chip {
    display: none;
  }

  .tabbar {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 6;
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    padding: 0.3rem max(0.25rem, calc((100% - 560px) / 2)) calc(0.3rem + env(safe-area-inset-bottom));
    background: color-mix(in srgb, var(--color-surface) 94%, transparent);
    backdrop-filter: saturate(1.4) blur(10px);
    border-top: 1px solid var(--color-border);
  }

  .tab-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.15rem;
    min-height: 52px;
    border-radius: 12px;
    color: var(--color-muted);
    font-size: 0.7rem;
    font-weight: 600;
    text-decoration: none;
    -webkit-tap-highlight-color: transparent;
  }

  .tab-link .icon {
    padding: 2px 14px;
    box-sizing: content-box;
    border-radius: 999px;
    transition: background-color 0.15s var(--ease);
  }

  .tab-link:hover {
    color: var(--color-text);
  }

  .tab-link[aria-current="page"] {
    color: var(--color-primary);
  }

  .tab-link[aria-current="page"] .icon {
    background: var(--color-primary-soft);
  }

  /* Pastki panel kontent va footer'ni yopib qo'ymasin */
  body:has(.tabbar) {
    padding-bottom: calc(64px + env(safe-area-inset-bottom));
  }
}

@media (max-width: 360px) {
  .logo-text {
    font-size: 1rem;
  }
}

@media print {
  .tabbar {
    display: none !important;
  }
}

/* Kartochka, tugma, belgi */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.25rem;
  margin-bottom: 1.25rem;
}

.card-title {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.2rem;
  margin-bottom: 0.75rem;
}

.card-title .icon {
  color: var(--color-primary);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 46px;
  padding: 0 1.25rem;
  border-radius: 12px;
  border: 1px solid transparent;
  font: inherit;
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  cursor: pointer;
  transition: background-color 0.15s var(--ease), border-color 0.15s var(--ease),
    box-shadow 0.15s var(--ease), color 0.15s var(--ease);
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.btn-primary {
  background: var(--color-primary);
  color: var(--color-on-primary);
}

.btn-primary:hover:not(:disabled) {
  background: var(--color-primary-hover);
  color: var(--color-on-primary);
  box-shadow: var(--shadow-hover);
}

.btn-secondary {
  background: var(--color-accent);
  color: var(--color-on-accent);
}

.btn-secondary:hover:not(:disabled) {
  background: color-mix(in srgb, var(--color-accent) 85%, #000);
  color: var(--color-on-accent);
}

.btn-ghost {
  background: transparent;
  color: var(--color-text);
  border-color: var(--color-border);
}

.btn-ghost:hover:not(:disabled) {
  background: var(--color-surface-2);
  color: var(--color-text);
}

.btn-done {
  background: var(--color-success-soft);
  color: var(--color-success);
}

.btn-sm {
  min-height: 40px;
  padding: 0 0.9rem;
  font-size: 0.9rem;
}

.btn-block {
  width: 100%;
}

.btn.is-loading::before {
  content: "";
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: 2px solid currentColor;
  border-right-color: transparent;
  animation: spin 0.8s linear infinite;
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.15rem 0.6rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 700;
  white-space: nowrap;
}

.badge-locked,
.badge-skipped {
  background: var(--color-surface-2);
  color: var(--color-muted);
}

.badge-unlocked {
  background: var(--color-accent-soft);
  color: var(--color-accent-text);
}

.badge-completed {
  background: var(--color-success-soft);
  color: var(--color-success);
}

.count-pill {
  padding: 0.1rem 0.6rem;
  border-radius: 999px;
  background: var(--color-surface-2);
  color: var(--color-muted);
  font-size: 0.85rem;
  font-weight: 600;
}

.breadcrumb {
  margin-bottom: 1rem;
}

.breadcrumb a {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  min-height: 40px;
  font-weight: 600;
  text-decoration: none;
  color: var(--color-muted);
}

.breadcrumb a:hover {
  color: var(--color-primary);
}

.page-title {
  font-size: clamp(1.6rem, 4vw, 2.1rem);
  margin-bottom: 0.4rem;
}

/* Bosh sahifa */
.hero {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 1.25rem;
  align-items: stretch;
  margin-bottom: 1.25rem;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 0.5rem;
}

.hero h1 {
  font-size: clamp(1.9rem, 5vw, 2.7rem);
  margin-bottom: 0.6rem;
}

.lead {
  font-size: 1.08rem;
  color: var(--color-muted);
  max-width: 52ch;
}

.streak-card {
  display: flex;
  gap: 1rem;
  align-items: center;
  padding: 1.25rem;
  border-radius: var(--radius-lg);
  background: var(--color-accent-soft);
  border: 1px solid color-mix(in srgb, var(--color-accent) 40%, transparent);
}

.streak-flame {
  display: grid;
  place-items: center;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--color-surface);
  color: var(--color-muted);
  flex-shrink: 0;
}

.streak-card.is-done .streak-flame {
  background: var(--color-accent);
  color: var(--color-on-accent);
}

.streak-number {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  line-height: 1.2;
}

.streak-number strong {
  font-size: 2.2rem;
}

.streak-sub,
.streak-best {
  font-size: 0.9rem;
  color: var(--color-muted);
}

.upload-card {
  padding: 1rem;
}

.dropzone {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.35rem;
  padding: 1.75rem 1rem;
  margin-bottom: 0.9rem;
  border: 2px dashed var(--color-border);
  border-radius: var(--radius);
  background: var(--color-bg);
  text-align: center;
  cursor: pointer;
  transition: border-color 0.15s var(--ease), background-color 0.15s var(--ease);
}

.dropzone:hover,
.dropzone.is-over {
  border-color: var(--color-primary);
  background: var(--color-primary-soft);
}

.dropzone:focus-within {
  outline: 3px solid var(--color-focus);
  outline-offset: 2px;
}

.dropzone input[type="file"] {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
}

.dropzone-icon {
  color: var(--color-primary);
}

.dropzone-title {
  font-weight: 600;
}

.dropzone-hint {
  font-size: 0.9rem;
  color: var(--color-muted);
}

.dropzone-file {
  margin-top: 0.25rem;
  padding: 0.2rem 0.75rem;
  border-radius: 999px;
  background: var(--color-surface);
  font-size: 0.9rem;
  font-weight: 600;
}

.status-msg {
  margin-top: 0.75rem;
  font-weight: 600;
}

.status-msg:empty {
  display: none;
}

.status-msg.loading {
  color: var(--color-muted);
}

.status-msg.success {
  color: var(--color-success);
}

.status-msg.error {
  color: var(--color-danger);
}

.section-heading {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin: 2rem 0 1rem;
}

.books-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1rem;
}

.book-card {
  display: flex;
  gap: 1rem;
  align-items: center;
  margin: 0;
  text-decoration: none;
  color: var(--color-text);
  transition: box-shadow 0.2s var(--ease), border-color 0.2s var(--ease);
}

.book-card:hover {
  color: var(--color-text);
  border-color: var(--color-primary);
  box-shadow: var(--shadow-hover);
}

.book-cover {
  display: grid;
  place-items: center;
  width: 64px;
  height: 88px;
  flex-shrink: 0;
  border-radius: 6px 10px 10px 6px;
  color: #fff;
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 700;
  box-shadow: inset 6px 0 0 rgba(0, 0, 0, 0.18), 0 2px 6px rgba(0, 0, 0, 0.15);
}

.book-cover-lg {
  width: 96px;
  height: 132px;
  font-size: 2.6rem;
}

.cover-0 { background: var(--cover-0); }
.cover-1 { background: var(--cover-1); }
.cover-2 { background: var(--cover-2); }
.cover-3 { background: var(--cover-3); }
.cover-4 { background: var(--cover-4); }
.cover-5 { background: var(--cover-5); }

.book-info {
  flex: 1;
  min-width: 0;
}

.book-title {
  font-size: 1.1rem;
  overflow-wrap: anywhere;
}

.book-author {
  color: var(--color-muted);
  font-size: 0.92rem;
}

.book-go {
  color: var(--color-muted);
}

.progress {
  height: 8px;
  margin: 0.6rem 0 0.3rem;
  border-radius: 999px;
  background: var(--color-surface-2);
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--color-primary), color-mix(in srgb, var(--color-primary) 60%, var(--color-accent)));
}

.progress-text {
  font-size: 0.85rem;
  color: var(--color-muted);
}

.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.6rem;
  padding: 2.5rem 1rem;
  border: 2px dashed var(--color-border);
  border-radius: var(--radius);
  color: var(--color-muted);
  text-align: center;
}

/* Kitob sahifasi */
.book-hero {
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
}

.book-hero-body {
  flex: 1;
  min-width: 0;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin: 1rem 0 0.6rem;
}

.chapters h2 {
  margin: 1.75rem 0 0.9rem;
}

.chapter-card {
  padding: 1rem;
}

.chapter-summary {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  min-height: 44px;
  cursor: pointer;
  list-style: none;
}

.chapter-summary::-webkit-details-marker {
  display: none;
}

.chapter-summary::after {
  content: "";
  width: 9px;
  height: 9px;
  margin: 0 0.35rem 0 0.25rem;
  flex-shrink: 0;
  border-right: 2px solid var(--color-muted);
  border-bottom: 2px solid var(--color-muted);
  transform: rotate(-45deg);
  transition: transform 0.2s var(--ease);
}

.chapter-card[open] .chapter-summary::after {
  transform: rotate(45deg);
}

.chapter-card[open] .chapter-summary {
  margin-bottom: 0.6rem;
}

.chapter-title {
  flex: 1;
  min-width: 0;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.1rem;
  line-height: 1.3;
}

.chapter-count {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-muted);
  white-space: nowrap;
}

.chapter-num.is-done {
  background: var(--color-success);
  color: var(--color-on-primary);
}

.chapter-num {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  flex-shrink: 0;
  border-radius: 50%;
  background: var(--color-primary-soft);
  color: var(--color-primary);
  font-family: var(--font-body);
  font-size: 0.9rem;
}

.sections-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.section-row {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  min-height: 48px;
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-sm);
  text-decoration: none;
  color: var(--color-text);
  transition: background-color 0.15s var(--ease);
}

a.section-row:hover {
  background: var(--color-surface-2);
  color: var(--color-text);
}

.section-row.is-locked {
  color: var(--color-muted);
}

.section-name {
  flex: 1;
  min-width: 0;
  overflow-wrap: anywhere;
}

.status-icon {
  display: inline-flex;
  color: var(--color-muted);
}

.status-unlocked .status-icon {
  color: var(--color-accent);
}

.status-completed .status-icon {
  color: var(--color-success);
}

.status-skipped .section-row {
  opacity: 0.55;
}

.status-skipped .status-icon {
  color: var(--color-muted);
}

.section-time {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  font-size: 0.8rem;
  color: var(--color-muted);
  white-space: nowrap;
}

/* Dars sahifasi */
.lesson-header {
  margin-bottom: 1.25rem;
}

.lesson-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1.1rem;
  color: var(--color-muted);
  font-size: 0.92rem;
  margin-bottom: 0.75rem;
}

.lesson-meta span {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.summary-text p {
  max-width: 68ch;
  font-size: 1.06rem;
  line-height: 1.75;
}

.summary-text p + p {
  margin-top: 0.9rem;
}

/* Dars matnida ham so'z/gap tahlili borligini eslatib turadi */
.analyze-hint {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: 1rem;
  font-size: 0.88rem;
}

.lesson-concepts {
  margin-bottom: 1.25rem;
}

.concepts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 0.75rem;
}

.concept-item {
  margin: 0;
  padding: 1rem;
  border-left: 4px solid var(--color-accent);
}

.concept-item dt {
  font-family: var(--font-heading);
  font-weight: 700;
  margin-bottom: 0.25rem;
}

.concept-item dd {
  color: var(--color-muted);
  font-size: 0.95rem;
}

.raw-section-card {
  padding: 0;
}

.raw-section-card summary {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  min-height: 52px;
  padding: 0.75rem 1.25rem;
  font-weight: 600;
  cursor: pointer;
  list-style: none;
}

.raw-section-card summary::-webkit-details-marker {
  display: none;
}

.raw-section-card summary::after {
  content: "+";
  margin-left: auto;
  font-size: 1.3rem;
  color: var(--color-muted);
}

.raw-section-card[open] summary::after {
  content: "\2212";
}

.raw-text-content {
  padding: 0 1.25rem 1.25rem;
  white-space: pre-wrap;
  max-width: 72ch;
  color: var(--color-text);
  line-height: 1.75;
}

.lesson-task-card {
  background: var(--color-accent-soft);
  border-color: color-mix(in srgb, var(--color-accent) 40%, transparent);
}

.lesson-task-card .card-title .icon {
  color: var(--color-accent-text);
}

.task-description {
  margin-bottom: 1rem;
  max-width: 68ch;
}

.task-description p + p {
  margin-top: 0.6rem;
}

/* Kod: darsdagi kod misollari va matn ichidagi ``` bloklar */
.code-block {
  display: block;
  margin: 0.9rem 0;
  padding: 0.85rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface-2);
  font-family: "DejaVu Sans Mono", ui-monospace, "Cascadia Code", Consolas, monospace;
  font-size: 0.88rem;
  font-weight: 400;
  line-height: 1.55;
  white-space: pre;
  overflow-x: auto;
  overflow-wrap: normal;
  tab-size: 4;
  max-width: 100%;
}

.code-block code {
  padding: 0;
  background: none;
  font: inherit;
  overflow-wrap: normal;
}

.lesson-code-card .card-title .icon {
  color: var(--color-primary);
}

.code-example + .code-example {
  margin-top: 1.25rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--color-border);
}

.code-example-title {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  font-size: 1.02rem;
}

.code-example-text p {
  max-width: 68ch;
  line-height: 1.7;
}

.code-example-text p + p {
  margin-top: 0.6rem;
}

.question-body {
  min-width: 0;
}

.task-action {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.task-status-text {
  color: var(--color-success);
  font-weight: 600;
}

/* Test */
.quiz-question-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1rem;
  margin-top: 1rem;
  transition: border-color 0.2s var(--ease), background-color 0.2s var(--ease);
}

.question-text {
  float: left;
  width: 100%;
  display: flex;
  gap: 0.6rem;
  font-weight: 600;
  padding: 0;
  margin-bottom: 0.75rem;
}

.q-num {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  flex-shrink: 0;
  border-radius: 50%;
  background: var(--color-surface-2);
  font-size: 0.85rem;
}

.options-list {
  clear: both;
  display: grid;
  gap: 0.5rem;
}

.option-label {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  min-height: 48px;
  padding: 0.6rem 0.9rem;
  border: 1.5px solid var(--color-border);
  border-radius: 12px;
  background: var(--color-surface);
  cursor: pointer;
  transition: border-color 0.15s var(--ease), background-color 0.15s var(--ease);
}

.option-label:hover {
  border-color: var(--color-primary);
}

.option-label input {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  accent-color: var(--color-primary);
}

.option-label:has(input:checked) {
  border-color: var(--color-primary);
  background: var(--color-primary-soft);
}

.option-label.is-correct,
.option-label.is-correct:has(input:checked) {
  border-color: var(--color-success);
  background: var(--color-success-soft);
}

.option-label.is-wrong,
.option-label.is-wrong:has(input:checked) {
  border-color: var(--color-danger);
  background: var(--color-danger-soft);
}

.quiz-question-card.card-correct {
  border-color: var(--color-success);
}

.quiz-question-card.card-wrong {
  border-color: var(--color-danger);
}

.reexplanation-box {
  margin-top: 0.75rem;
  padding: 0.9rem 1rem;
  border-radius: 12px;
  background: var(--color-surface-2);
  border-left: 4px solid var(--color-accent);
  line-height: 1.7;
}

.quiz-submit-container {
  margin-top: 1.25rem;
}

#quiz-result-box {
  margin-top: 1.25rem;
}

/* Ovozli dars */
.audio-head {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.9rem;
}

.audio-info {
  display: flex;
  flex-direction: column;
  font-size: 0.92rem;
}

.audio-player {
  margin-top: 1rem;
}

.audio-player audio {
  width: 100%;
  height: 44px;
}

.audio-tools {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 0.6rem;
}

.speed-group {
  display: inline-flex;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  overflow: hidden;
}

.speed-btn {
  min-width: 52px;
  min-height: 40px;
  border: 0;
  background: transparent;
  color: var(--color-text);
  font: inherit;
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
}

.speed-btn + .speed-btn {
  border-left: 1px solid var(--color-border);
}

.speed-btn.is-active {
  background: var(--color-primary);
  color: var(--color-on-primary);
}

/* Dars ichidagi AI bilan savol-javob */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.chat-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.chat-head .card-title {
  margin-bottom: 0;
}

.chat-intro {
  margin: 0.35rem 0 0.9rem;
  font-size: 0.92rem;
}

.chat-log {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  max-height: 460px;
  overflow-y: auto;
}

.chat-log:not(:empty) {
  margin-bottom: 0.9rem;
}

.chat-msg {
  max-width: 88%;
  padding: 0.7rem 0.95rem;
  border-radius: var(--radius);
  line-height: 1.55;
  white-space: pre-line;
  overflow-wrap: anywhere;
}

.chat-user {
  align-self: flex-end;
  background: var(--color-primary);
  color: var(--color-on-primary);
  border-bottom-right-radius: 4px;
}

.chat-assistant {
  align-self: flex-start;
  background: var(--color-primary-soft);
  color: var(--color-text);
  border-bottom-left-radius: 4px;
}

.chat-typing {
  display: inline-flex;
  gap: 5px;
  align-items: center;
}

.chat-typing span {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--color-muted);
  animation: chat-dot 1.2s infinite ease-in-out;
}

.chat-typing span:nth-child(2) { animation-delay: 0.15s; }
.chat-typing span:nth-child(3) { animation-delay: 0.3s; }

@keyframes chat-dot {
  0%, 80%, 100% { opacity: 0.3; transform: translateY(0); }
  40% { opacity: 1; transform: translateY(-3px); }
}

@media (prefers-reduced-motion: reduce) {
  .chat-typing span { animation: none; }
}

.chat-suggestions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 0.9rem;
}

.chip {
  min-height: 38px;
  padding: 0 0.9rem;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  background: var(--color-surface);
  color: var(--color-text);
  font: inherit;
  font-size: 0.9rem;
  cursor: pointer;
}

.chip:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.chat-form {
  display: flex;
  align-items: flex-end;
  gap: 0.5rem;
}

.chat-form textarea {
  flex: 1;
  min-width: 0;
  min-height: 46px;
  max-height: 160px;
  padding: 0.7rem 0.9rem;
  border: 1.5px solid var(--color-border);
  border-radius: 12px;
  background: var(--color-surface);
  color: var(--color-text);
  font: inherit;
  line-height: 1.4;
  resize: vertical;
}

.chat-form textarea:focus-visible {
  border-color: var(--color-primary);
}

.chat-form .btn {
  flex-shrink: 0;
  width: 46px;
  padding: 0;
}

/* Oldingi / keyingi bo'lim */
.lesson-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.lesson-nav-link {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  min-height: 64px;
  padding: 0.75rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
  color: var(--color-text);
  text-decoration: none;
  transition: border-color 0.15s var(--ease), box-shadow 0.15s var(--ease);
}

a.lesson-nav-link:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow);
  color: var(--color-text);
}

.lesson-nav-link.is-next {
  text-align: right;
  grid-column: 2;
}

.lesson-nav-link.is-locked {
  color: var(--color-muted);
  background: transparent;
  border-style: dashed;
}

.lesson-nav-label {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-muted);
}

.lesson-nav-link.is-next .lesson-nav-label {
  align-self: flex-end;
}

/* Xabarla */
.alert {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  padding: 1rem 1.1rem;
  border-radius: var(--radius);
  border: 1px solid transparent;
}

.alert h2,
.alert h3 {
  font-size: 1.1rem;
  margin-bottom: 0.25rem;
}

.alert .actions {
  margin-bottom: 0;
}

.alert-success {
  background: var(--color-success-soft);
  border-color: color-mix(in srgb, var(--color-success) 35%, transparent);
}

.alert-success > .icon {
  color: var(--color-success);
}

.alert-error {
  background: var(--color-danger-soft);
  border-color: color-mix(in srgb, var(--color-danger) 35%, transparent);
}

.alert-error > .icon {
  color: var(--color-danger);
}

.alert-warning {
  background: var(--color-accent-soft);
  border-color: color-mix(in srgb, var(--color-accent) 45%, transparent);
  margin-bottom: 1rem;
}

.alert-warning > .icon {
  color: var(--color-danger);
}

/* Dars yuklanishi */
.loader-busy {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.loader-busy h2 {
  font-size: 1.15rem;
  margin-bottom: 0.25rem;
}

.spinner {
  width: 34px;
  height: 34px;
  flex-shrink: 0;
  border-radius: 50%;
  border: 4px solid var(--color-primary-soft);
  border-top-color: var(--color-primary);
  animation: spin 0.9s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* Sozlamalar */
.settings-form .field {
  border: 0;
  margin-bottom: 1.25rem;
}

.field-label {
  display: block;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.provider-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 0.6rem;
}

.provider-option {
  display: grid;
  grid-template-columns: auto 1fr;
  column-gap: 0.6rem;
  align-items: center;
  padding: 0.8rem 1rem;
  border: 1.5px solid var(--color-border);
  border-radius: 12px;
  cursor: pointer;
  transition: border-color 0.15s var(--ease), background-color 0.15s var(--ease);
}

.provider-option input {
  grid-row: span 2;
  width: 20px;
  height: 20px;
  accent-color: var(--color-primary);
}

.provider-option:has(input:checked) {
  border-color: var(--color-primary);
  background: var(--color-primary-soft);
}

.provider-option.is-disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.provider-name {
  font-weight: 600;
}

.provider-note {
  font-size: 0.85rem;
  color: var(--color-muted);
}

select,
textarea,
input[type="text"],
input[type="search"],
input[type="number"],
input[type="url"],
input[type="email"],
input[type="time"] {
  width: 100%;
  min-height: 46px;
  padding: 0 0.9rem;
  border: 1.5px solid var(--color-border);
  border-radius: 12px;
  background: var(--color-surface);
  color: var(--color-text);
  font: inherit;
}

select:focus-visible,
textarea:focus-visible,
input[type="text"]:focus-visible,
input[type="search"]:focus-visible,
input[type="number"]:focus-visible,
input[type="url"]:focus-visible,
input[type="email"]:focus-visible,
input[type="time"]:focus-visible {
  border-color: var(--color-primary);
}

textarea {
  min-height: 0;
  padding: 0.7rem 0.9rem;
  line-height: 1.5;
  resize: vertical;
}

::placeholder {
  color: var(--color-muted);
  opacity: 0.8;
}

/* Telegram eslatma */
.steps {
  margin: 0.5rem 0 0;
  padding-left: 1.3rem;
  line-height: 1.6;
}

.steps li + li {
  margin-top: 0.35rem;
}

code {
  padding: 0.1rem 0.35rem;
  border-radius: 6px;
  background: var(--color-primary-soft);
  font-size: 0.9em;
  overflow-wrap: anywhere;
}

.tg-connected {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-primary);
}

.tg-connected strong {
  color: var(--color-text);
}

.check-row {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  min-height: 44px;
  margin-bottom: 0.5rem;
  cursor: pointer;
}

.check-row input {
  width: 20px;
  height: 20px;
  accent-color: var(--color-primary);
}

.tg-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.9rem;
}

#model-custom {
  margin-top: 0.5rem;
}

.settings-heading {
  margin: 2rem 0 0.9rem;
  scroll-margin-top: 80px;
}

.settings-form > .hint {
  margin-bottom: 1rem;
}

/* Qadamlar ro'yxatidan keyingi tugma matnga yopishib qolmasin */
.settings-form > .steps {
  margin-bottom: 1.25rem;
}

/* Toast */
.toast {
  position: fixed;
  left: 50%;
  bottom: 1.25rem;
  transform: translateX(-50%);
  max-width: calc(100% - 2rem);
  padding: 0.75rem 1.1rem;
  border-radius: 12px;
  background: var(--color-text);
  color: var(--color-bg);
  font-weight: 600;
  box-shadow: var(--shadow-hover);
  z-index: 20;
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--color-border);
  padding: 1.25rem 0;
  color: var(--color-muted);
  font-size: 0.88rem;
  text-align: center;
}

/* Mobil */
@media (max-width: 720px) {
  body {
    font-size: 16px;
  }

  .hero {
    grid-template-columns: 1fr;
  }

  .books-grid {
    grid-template-columns: 1fr;
  }

  .book-hero {
    flex-direction: column;
  }

  .book-cover-lg {
    width: 72px;
    height: 100px;
    font-size: 2rem;
  }

  .card {
    padding: 1rem;
  }

  .actions .btn {
    flex: 1 1 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* Xavfli amallar tugmasi */
.btn-danger {
  background: var(--color-danger-soft);
  color: var(--color-danger);
  border-color: var(--color-danger);
}

.btn-danger:hover:not(:disabled) {
  background: var(--color-danger);
  color: var(--color-surface);
}

dialog.dialog {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
  color: var(--color-text);
  max-width: 480px;
  width: calc(100% - 32px);
  box-shadow: var(--shadow-hover);
  margin: auto;
}

.dialog-title {
  margin: 0 0 1rem;
  font-family: var(--font-heading);
}

.dialog .field {
  margin-bottom: 1rem;
}

.dialog .field-label {
  display: block;
  margin-bottom: 0.35rem;
}

.dialog-actions {
  display: flex;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.25rem;
}

dialog::backdrop {
  background: rgba(0, 0, 0, 0.4);
}

/* Xatolar daftari (/mistakes) */
.mistakes-list {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-top: 1.5rem;
}

.mistake-card {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  transition: opacity 0.3s var(--ease), transform 0.3s var(--ease);
}

.mistake-card.is-resolved {
  opacity: 0;
  transform: translateY(-8px);
}

.mistake-meta {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
}

.mistake-question {
  font-size: 1.15rem;
  font-weight: 600;
  margin: 0;
  line-height: 1.4;
}

.mistake-hint summary {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  min-height: 40px;
  font-weight: 600;
  cursor: pointer;
}

.mistake-hint .hint-text {
  margin: 0.4rem 0 0;
}

.mistake-hint {
  padding: 0.75rem 1rem;
  background: var(--color-surface-2);
  border-left: 3px solid var(--color-accent);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
}

.mistake-hint .hint-icon {
  color: var(--color-accent-text);
  flex-shrink: 0;
  margin-top: 0.1rem;
}

.mistake-options {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.mistake-option {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  min-height: 48px;
  padding: 0.6rem 0.9rem;
  border: 1.5px solid var(--color-border);
  border-radius: 12px;
  background: var(--color-surface);
  cursor: pointer;
  transition: border-color 0.15s var(--ease), background-color 0.15s var(--ease);
}

.mistake-option:hover {
  border-color: var(--color-primary);
}

.mistake-option input {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  accent-color: var(--color-primary);
}

.mistake-option:has(input:checked) {
  border-color: var(--color-primary);
  background: var(--color-primary-soft);
}

.mistake-option.is-prev-wrong {
  border-color: color-mix(in srgb, var(--color-danger) 40%, transparent);
}

.mistake-option .wrong-tag {
  margin-left: auto;
  color: var(--color-danger);
  display: flex;
  align-items: center;
}

.mistake-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-top: 0.75rem;
}

.mistake-feedback {
  margin-top: 0.75rem;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
}

.mistake-feedback.is-error {
  background: var(--color-danger-soft);
  color: var(--color-danger-text);
  border: 1px solid var(--color-danger);
}

.streak-mistakes {
  margin-top: 0.5rem;
  font-size: 0.9rem;
}

.mistakes-link {
  color: var(--color-primary);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.mistakes-link:hover {
  color: var(--color-primary-hover);

}


/* Takrorlash sahifasi (/review) */
.review-wrapper {
  margin-top: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.review-progress-bar {
  height: 6px;
  background: var(--color-surface-2);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.review-progress-fill {
  width: 0%;
  height: 100%;
  background: var(--color-primary);
  transition: width 0.3s var(--ease);
}

.review-counter {
  text-align: right;
  font-size: 0.85rem;
  font-variant-numeric: tabular-nums;
}

.review-big-card {
  padding: 2rem 1.5rem;
  min-height: 280px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 1.5rem;
  text-align: center;
}

.review-card-meta {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  font-size: 0.85rem;
}

.review-why {
  max-width: 62ch;
  margin-top: 0.6rem;
  font-size: 0.92rem;
  line-height: 1.6;
}

.review-label {
  display: block;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
}

.review-term {
  font-size: 1.6rem;
  font-weight: 700;
  margin: 0;
  line-height: 1.3;
}

.review-explanation {
  font-size: 1.1rem;
  line-height: 1.6;
  margin: 0;
  color: var(--color-text);
}

.review-card-back {
  padding: 1rem 0;
  border-top: 1px dashed var(--color-border);
}

.review-actions {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.review-answer-buttons {
  display: flex;
  gap: 0.75rem;
}

.review-answer-buttons .btn {
  flex: 1;
}

.streak-review-action {
  margin-top: 0.75rem;
}

/* Klaviatura tugmasi ishorasi (faqat katta ekranda) */
.kbd-hint {
  padding: 0.05rem 0.4rem;
  border: 1px solid currentColor;
  border-radius: 6px;
  font-family: inherit;
  font-size: 0.75rem;
  opacity: 0.7;
}

@media (max-width: 720px) {
  .kbd-hint {
    display: none;
  }
}


/* -------------------------------------------------------------------------
   Statistika sahifasi stillari
   ------------------------------------------------------------------------- */

.stats-totals-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin: 1.25rem 0 1.5rem;
}

.stat-card {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin: 0;
  padding: 1.25rem;
}

.stat-icon {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border-radius: var(--radius);
  background: var(--color-primary-soft);
  color: var(--color-primary);
  flex-shrink: 0;
}

.stat-value {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 700;
  line-height: 1.1;
  color: var(--color-text);
}

.stat-label {
  font-size: 0.88rem;
  color: var(--color-muted);
  margin-top: 0.2rem;
}

.stats-chart-card,
.stats-calendar-card,
.stats-struggling-card {
  padding: 1.25rem;
  margin-bottom: 1.5rem;
}

.stats-chart-wrap {
  width: 100%;
  overflow-x: auto;
  padding-top: 0.5rem;
}

.stats-chart-svg {
  display: block;
  width: 100%;
  height: auto;
  overflow: visible;
}

.chart-axis {
  stroke: var(--color-border);
  stroke-width: 1;
}

.chart-bar {
  transition: opacity 0.15s var(--ease);
}

.chart-bar:hover {
  opacity: 0.8;
  cursor: pointer;
}

.chart-bar-active {
  fill: var(--color-primary);
}

.chart-bar-empty {
  fill: var(--color-surface-2);
}

.chart-label {
  fill: var(--color-muted);
  font-size: 11px;
  font-family: var(--font-body);
}

/* Kalendar grid */
.cal-wrapper {
  --cal-cell: 14px;
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  overflow-x: auto;
  padding: 0.75rem 0;
}

.cal-weekdays {
  display: grid;
  grid-template-rows: repeat(7, var(--cal-cell));
  gap: 4px;
  padding-top: 2px;
}

.cal-weekday-label {
  font-size: 10px;
  line-height: var(--cal-cell);
  color: var(--color-muted);
  text-align: right;
  padding-right: 2px;
}

.cal-weekday-empty {
  height: var(--cal-cell);
}

.cal-columns {
  display: flex;
  gap: 4px;
}

.cal-col {
  display: grid;
  grid-template-rows: repeat(7, var(--cal-cell));
  gap: 4px;
}

.cal-cell {
  width: var(--cal-cell);
  height: var(--cal-cell);
  border-radius: 3px;
  background: var(--color-surface-2);
  transition: transform 0.1s var(--ease);
}

/* Keng ekranda kalendar kattaroq va o'rtada: kartaning chap burchagida kichkina qolib ketmasin */
@media (min-width: 721px) {
  .cal-wrapper {
    --cal-cell: 22px;
  }

  .cal-columns,
  .cal-col,
  .cal-weekdays {
    gap: 5px;
  }

  .cal-weekday-label {
    font-size: 11px;
  }
}

.cal-cell:hover {
  transform: scale(1.2);
  z-index: 2;
  cursor: pointer;
}

.cal-cell.level-0 {
  background: var(--color-surface-2);
}

.cal-cell.level-1 {
  background: color-mix(in srgb, var(--color-primary) 35%, var(--color-surface-2));
}

.cal-cell.level-2 {
  background: color-mix(in srgb, var(--color-primary) 60%, var(--color-surface-2));
}

.cal-cell.level-3 {
  background: color-mix(in srgb, var(--color-primary) 85%, var(--color-surface-2));
}

.cal-cell.level-4 {
  background: var(--color-primary);
}

.cal-cell.is-today {
  outline: 2px solid var(--color-text);
  outline-offset: 1px;
}

.cal-cell.is-future {
  opacity: 0.25;
}

.cal-footer {
  display: flex;
  justify-content: flex-end;
  padding-top: 0.5rem;
}

.cal-legend {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.8rem;
}

.cal-legend .cal-cell {
  --cal-cell: 12px;
  width: 12px;
  height: 12px;
  cursor: default;
}

.cal-legend .cal-cell:hover {
  transform: none;
}

/* Qiyin bo'limlar */
.struggling-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-top: 1rem;
}

.struggling-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem 1rem;
  border-radius: var(--radius);
  background: var(--color-surface-2);
}

.struggling-info {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.struggling-title {
  font-weight: 600;
  color: var(--color-text);
  text-decoration: none;
}

.struggling-title:hover {
  color: var(--color-primary);
}

.struggling-stats {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
}

.badge-score {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
}

.empty-state-mini {
  padding: 1.5rem 0;
  text-align: center;
}

/* Natija belgilari (statistika) */
.badge-success {
  background: var(--color-success-soft);
  color: var(--color-success);
}

.badge-warning {
  background: var(--color-accent-soft);
  color: var(--color-accent-text);
}

/* Kartalardagi kitob nomi belgisi: uzun nom bir qatorda "..." bilan kesiladi */
.mistake-meta,
.review-card-meta,
.struggling-info {
  min-width: 0;
}

.mistake-meta .badge,
.review-card-meta .badge,
.struggling-info .badge {
  display: inline-block;
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Statistika kartalari ichidagi sarlavha: sahifa sarlavhasidagi katta bo'shliqsiz */
.stats-chart-card .section-heading,
.stats-calendar-card .section-heading,
.stats-struggling-card .section-heading {
  flex-wrap: wrap;
  align-items: baseline;
  column-gap: 0.75rem;
  row-gap: 0.25rem;
  margin: 0 0 1rem;
}

.stats-chart-card .section-heading h2,
.stats-calendar-card .section-heading h2,
.stats-struggling-card .section-heading h2 {
  margin: 0;
}

@media (max-width: 720px) {
  .stats-totals-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
  }

  .stat-card {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
    padding: 1rem;
  }

  .stat-icon {
    width: 40px;
    height: 40px;
  }

  .stat-value {
    font-size: 1.5rem;
  }

  /* SVG kichrayganda yozuvlar o'qiladigan bo'lsin (viewBox birligida) */
  .chart-label {
    font-size: 20px;
  }

  .struggling-item {
    flex-direction: column;
    align-items: flex-start;
  }
}


/* -------------------------------------------------------------------------
   Konspekt sahifasi va chop etish (@media print) stillari
   ------------------------------------------------------------------------- */

.summary-hero {
  margin-bottom: 2rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--color-border);
}

.summary-title {
  font-size: 2rem;
  margin: 0.5rem 0 0.25rem;
  line-height: 1.2;
}

.summary-author {
  font-size: 1.05rem;
  color: var(--color-muted);
  margin-bottom: 1rem;
}

.summary-actions {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-top: 1rem;
}

.summary-chapter {
  margin-bottom: 2.5rem;
}

.summary-chapter-title {
  font-size: 1.4rem;
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--color-primary-soft);
  color: var(--color-text);
}

.summary-sections-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.summary-section {
  padding: 1.25rem;
}

.summary-section-title {
  font-size: 1.15rem;
  margin-top: 0;
  margin-bottom: 0.75rem;
  color: var(--color-primary);
}

.summary-content {
  line-height: 1.6;
  margin-bottom: 1rem;
}

.summary-content p {
  margin-bottom: 0.75rem;
}

.summary-content p:last-child {
  margin-bottom: 0;
}

.summary-concepts {
  margin-top: 1rem;
  padding-top: 0.75rem;
  border-top: 1px dashed var(--color-border);
}

.summary-concepts-title {
  font-size: 0.95rem;
  margin-bottom: 0.5rem;
  color: var(--color-text);
}

.concepts-dl {
  margin: 0;
}

.concept-term {
  font-weight: 700;
  color: var(--color-text);
  margin-top: 0.5rem;
}

.concept-desc {
  margin-left: 0;
  margin-bottom: 0.5rem;
  color: var(--color-muted);
  font-size: 0.95rem;
}

.summary-empty {
  padding: 0.75rem 0;
}

/* Chop etish (Print / PDF) qoidalari */
@media print {
  /* Tungi rejimda ham qog'ozga kunduzgi ranglar bilan chiqadi */
  :root,
  :root[data-theme="dark"],
  :root:not([data-theme="light"]) {
    --color-bg: #ffffff;
    --color-surface: #ffffff;
    --color-border: #cccccc;
    --color-text: #000000;
    --color-muted: #444444;
    --color-primary: #1f2a22;
    --color-primary-soft: #dddddd;
  }

  .site-header,
  .site-footer,
  .breadcrumb,
  .no-print,
  .summary-actions,
  #toast {
    display: none !important;
  }

  body {
    background: #ffffff !important;
    color: #000000 !important;
    font-size: 12pt !important;
    line-height: 1.5 !important;
  }

  .container,
  .summary-container {
    max-width: 100% !important;
    margin: 0 !important;
    padding: 0 !important;
  }

  .summary-hero {
    border-bottom: 2px solid #333333 !important;
    margin-bottom: 1.5rem !important;
    padding-bottom: 1rem !important;
  }

  .summary-chapter {
    break-before: page !important;
    page-break-before: always !important;
  }

  .summary-chapter:first-of-type {
    break-before: avoid !important;
    page-break-before: avoid !important;
  }

  .summary-chapter-title {
    color: #000000 !important;
    border-bottom: 1px solid #666666 !important;
  }

  .card,
  .summary-section {
    box-shadow: none !important;
    border: none !important;
    background: transparent !important;
    padding: 0.5rem 0 !important;
  }

  .summary-section-title {
    color: #000000 !important;
  }

  .concept-desc,
  .muted {
    color: #444444 !important;
  }

  a {
    color: inherit !important;
    text-decoration: none !important;
  }
}

/* Kunlik reja (kitob sahifasi va bosh sahifa) */
.plan-card {
  margin-bottom: 1.5rem;
}

.plan-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}

.plan-title {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0;
  font-size: 1.2rem;
}

.plan-today {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  margin: 0 0 0.5rem;
  font-size: 1.05rem;
}

.plan-today .icon {
  color: var(--color-success);
  flex-shrink: 0;
}

.plan-sections {
  list-style: none;
  margin: 0.5rem 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.plan-section-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.6rem 0.8rem;
  border: 1.5px solid var(--color-border);
  border-radius: 12px;
  color: var(--color-text);
  text-decoration: none;
  min-width: 0;
}

.plan-section-link:hover {
  border-color: var(--color-primary);
  background: var(--color-primary-soft);
}

.plan-section-time {
  flex-shrink: 0;
  font-size: 0.85rem;
}

.plan-meta {
  margin: 0.5rem 0 0;
  font-size: 0.9rem;
}

.plan-form {
  margin-top: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  align-items: flex-start;
}

.plan-form-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
  width: 100%;
}

.plan-form-row input[type="number"] {
  width: 6rem;
  min-height: 46px;
  padding: 0 0.9rem;
  border: 1.5px solid var(--color-border);
  border-radius: 12px;
  background: var(--color-surface);
  color: var(--color-text);
  font: inherit;
}

.plan-form-row input[type="number"]:focus-visible {
  border-color: var(--color-primary);
}

.plan-form-row select {
  width: auto;
  min-width: 7rem;
}

.today-plan {
  margin-bottom: 1.5rem;
}

.today-plan .section-heading {
  margin: 0 0 0.5rem;
}

.today-plan .section-heading h2 {
  margin: 0;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.today-plan-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.today-plan-item {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 0.75rem;
  padding: 0.6rem 0;
  border-bottom: 1px solid var(--color-border);
}

.today-plan-item:last-child {
  border-bottom: 0;
}

.today-plan-book {
  flex: 1 1 12rem;
  min-width: 0;
  font-weight: 600;
  color: var(--color-text);
}

.today-plan-left {
  color: var(--color-muted);
}

/* Kirish sahifasi (SITE_PASSWORD yoqilganda) */
.logout-link {
  text-decoration: none;
}

.login-body {
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  background:
    radial-gradient(ellipse 70% 50% at 15% 0%, var(--color-primary-soft), transparent 70%),
    radial-gradient(ellipse 60% 45% at 100% 100%, var(--color-accent-soft), transparent 70%),
    var(--color-bg);
  overflow-x: hidden;
  position: relative;
}

.login-leaves {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

.leaf {
  position: absolute;
  width: 140px;
  fill: var(--color-primary);
  stroke: var(--color-primary);
  stroke-width: 2;
  opacity: 0.12;
}

.leaf-1 { left: -30px; top: 12%; transform: rotate(-28deg); }
.leaf-2 { right: -20px; top: 4%; width: 110px; transform: rotate(38deg) scaleX(-1); fill: var(--color-accent); stroke: var(--color-accent); opacity: 0.18; }
.leaf-3 { right: 6%; bottom: -40px; width: 170px; transform: rotate(-12deg); }

.login-top {
  position: relative;
  z-index: 1;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 1.25rem;
}

.login-back {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  min-height: 40px;
  padding: 0 0.75rem;
  border-radius: 999px;
  color: var(--color-muted);
  text-decoration: none;
  font-weight: 600;
  transition: background-color 0.15s var(--ease), color 0.15s var(--ease);
}

.login-back:hover {
  background: var(--color-surface-2);
  color: var(--color-text);
}

.login-wrap {
  position: relative;
  z-index: 1;
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 1rem 1rem 2.5rem;
}

.login-card {
  width: 100%;
  max-width: 400px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-hover);
  padding: 2rem 1.75rem 1.75rem;
  animation: login-in 0.45s var(--ease) both;
}

.login-mark {
  display: grid;
  place-items: center;
  width: 64px;
  height: 64px;
  margin: 0 auto 1rem;
  border-radius: 20px;
  background: var(--color-primary-soft);
  color: var(--color-primary);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--color-primary) 18%, transparent);
}

.login-title {
  font-family: var(--font-heading);
  font-size: 1.7rem;
  text-align: center;
  margin: 0 0 0.35rem;
}

.login-sub {
  text-align: center;
  color: var(--color-muted);
  margin: 0 0 1.5rem;
  line-height: 1.5;
}

.login-error {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  padding: 0.75rem 0.9rem;
  margin-bottom: 1.1rem;
  border-radius: var(--radius-sm);
  background: var(--color-danger-soft);
  color: var(--color-danger);
  font-weight: 600;
  line-height: 1.4;
  animation: login-shake 0.4s var(--ease);
}

.login-error .icon {
  flex: none;
  margin-top: 1px;
}

.login-input {
  position: relative;
  display: flex;
  align-items: center;
  margin-bottom: 1rem;
}

.login-input input {
  width: 100%;
  min-height: 50px;
  padding: 0 3rem 0 2.75rem;
  border: 1px solid var(--color-border);
  border-radius: 12px;
  background: var(--color-bg);
  color: var(--color-text);
  font: inherit;
  font-size: 1.05rem;
  transition: border-color 0.15s var(--ease), box-shadow 0.15s var(--ease);
}

.login-input input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-primary) 25%, transparent);
}

.login-input-icon {
  position: absolute;
  left: 0.9rem;
  display: inline-flex;
  color: var(--color-muted);
  pointer-events: none;
}

.login-eye {
  position: absolute;
  right: 0.35rem;
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border: 0;
  border-radius: 10px;
  background: transparent;
  color: var(--color-muted);
  cursor: pointer;
}

.login-eye:hover {
  background: var(--color-surface-2);
  color: var(--color-text);
}

.login-eye:focus-visible,
.login-remember input:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 2px;
}

.login-eye .eye-closed,
.login-eye[aria-pressed="true"] .eye-open {
  display: none;
}

.login-eye[aria-pressed="true"] .eye-closed {
  display: block;
}

.login-remember {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 1.4rem;
  cursor: pointer;
  user-select: none;
}

.login-remember input {
  width: 20px;
  height: 20px;
  accent-color: var(--color-primary);
}

.login-remember small {
  color: var(--color-muted);
}

.login-submit .icon {
  transition: transform 0.2s var(--ease);
}

.login-submit:hover:not(:disabled) .icon {
  transform: translateX(3px);
}

.login-submit.is-loading .icon {
  display: none;
}

.login-wait p {
  margin: 0 0 1rem;
  text-align: center;
  line-height: 1.5;
  color: var(--color-muted);
}

.login-widget {
  display: grid;
  justify-items: center;
  gap: 0.75rem;
  margin-top: 1.25rem;
  color: var(--color-muted);
  font-size: 0.9rem;
}

.login-foot {
  margin-top: 1.5rem;
  color: var(--color-muted);
  font-size: 0.9rem;
  text-align: center;
}

@keyframes login-in {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: none; }
}

@keyframes login-shake {
  0%, 100% { transform: none; }
  25% { transform: translateX(-6px); }
  75% { transform: translateX(6px); }
}

@media (max-width: 480px) {
  .login-card {
    padding: 1.6rem 1.25rem 1.4rem;
  }

  .login-back span {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .login-card,
  .login-error {
    animation: none;
  }
}

@media print {
  .code-block {
    white-space: pre-wrap;
    overflow: visible;
  }
}


/* Bo'limlarni o'tkazib yuborish (skip sections) */
.section-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.section-item .section-row {
  flex: 1;
  min-width: 0;
}

.section-item .skip-btn,
.section-item .unskip-btn {
  flex-shrink: 0;
}

/* Telefonda tugma faqat ikonka bo'ladi, bo'lim nomiga joy qolsin */
@media (max-width: 640px) {
  .section-item .skip-btn,
  .section-item .unskip-btn {
    width: 40px;
    height: 40px;
    padding: 0;
    justify-content: center;
  }

  .section-item .skip-btn span,
  .section-item .unskip-btn span {
    display: none;
  }
}

.skipped-section-card {
  padding: 2.5rem 1.5rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
}

.skipped-section-body h2 {
  font-size: 1.35rem;
  margin-bottom: 0.5rem;
}

.skipped-section-body p {
  margin-bottom: 1.25rem;
}

/* AI krediti (V2-8): tepadagi belgi, banner, /credits sahifasi */
.credit-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  min-height: 40px;
  padding: 0 0.75rem;
  border-radius: 999px;
  font-size: 0.9rem;
  font-weight: 700;
  text-decoration: none;
  background: var(--color-primary-soft);
  color: var(--color-primary);
  border: 1px solid transparent;
}

.credit-chip:hover {
  border-color: var(--color-primary);
}

.credit-chip.state-imkon,
.credit-banner.state-imkon {
  background: var(--color-accent-soft);
  color: var(--color-accent-text);
}

.credit-chip.state-cheklangan,
.credit-banner.state-cheklangan {
  background: var(--color-danger-soft);
  color: var(--color-danger);
}

.credit-banner {
  padding: 0.6rem 0;
  font-size: 0.95rem;
}

.credit-banner .container {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.credit-banner a {
  color: inherit;
  font-weight: 700;
}

.credit-summary .credit-state {
  margin: 0;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-size: 0.8rem;
}

.credit-summary.state-faol .credit-state { color: var(--color-primary); }
.credit-summary.state-imkon .credit-state { color: var(--color-accent-text); }
.credit-summary.state-cheklangan .credit-state { color: var(--color-danger); }

.credit-total {
  margin: 0.25rem 0 0.75rem;
  font-family: var(--font-heading);
  font-size: 2rem;
}

.credit-pools,
.credit-rules,
.credit-history {
  margin: 0;
  padding-left: 1.1rem;
  display: grid;
  gap: 0.4rem;
}

.credit-history {
  list-style: none;
  padding: 0;
}

.credit-history li {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 0.75rem;
  align-items: baseline;
  padding: 0.4rem 0;
  border-bottom: 1px solid var(--color-border);
}

.credit-history li:last-child {
  border-bottom: 0;
}

.credit-when {
  color: var(--color-muted);
  font-size: 0.85rem;
  font-variant-numeric: tabular-nums;
}

.credit-amount {
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.credit-amount.is-plus { color: var(--color-success); }
.credit-amount.is-minus { color: var(--color-danger); }

.credit-message {
  margin: 0.75rem 0 0;
}

/* Admin panel (V2-10) */
.admin-search {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.admin-search input {
  flex: 1;
  min-width: 0;
}

.admin-users {
  display: grid;
  gap: 0.75rem;
}

.admin-user.is-blocked {
  opacity: 0.7;
}

.admin-user-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.5rem;
}

.admin-user-meta {
  margin: 0.35rem 0 0.75rem;
  font-size: 0.9rem;
}

.admin-credit-form {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}

.admin-credit-form input[type="number"] {
  width: 6rem;
}

.admin-credit-form input[type="text"] {
  flex: 1;
  min-width: 10rem;
}

.admin-days {
  margin-top: 1rem;
}

.admin-user .badge,
.admin-book-card .badge,
.admin-book-hero .badge,
.admin-detail-card .badge,
.admin-book-section .badge {
  padding: 0.1rem 0.5rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 700;
  background: var(--color-primary-soft);
  color: var(--color-primary);
}

.admin-user .badge-danger {
  background: var(--color-danger-soft);
  color: var(--color-danger);
}

/* Qo'llab-quvvatlash sahifasi (V2-9) */
.support-amounts {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}

.support-amount {
  position: relative;
}

.support-amount input {
  position: absolute;
  opacity: 0;
}

.support-amount span {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 0 1rem;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  font-weight: 700;
  cursor: pointer;
  background: var(--color-surface);
}

.support-amount input:checked + span {
  border-color: var(--color-primary);
  background: var(--color-primary-soft);
  color: var(--color-primary);
}

.support-amount input:focus-visible + span {
  outline: 2px solid var(--color-focus);
  outline-offset: 2px;
}

.support-card {
  font-family: ui-monospace, monospace;
  font-weight: 700;
}

/* Paynet Xolis QR kodi: oq fonda, tungi rejimda ham skanerlansin */
.support-qr {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  margin: 1rem 0 0;
  text-align: center;
}

.support-qr img {
  width: 200px;
  height: 200px;
  padding: 0.5rem;
  background: #fff;
  border-radius: 12px;
  object-fit: contain;
}

.credit-support {
  margin: 1rem 0 0;
}

/* Profil va sessiyalar sahifasi (PLAN-v2 V2-5) */
.login-wait-spinner {
  display: flex;
  justify-content: center;
  margin-bottom: 0.75rem;
}

.login-wait-title {
  font-weight: 700;
  text-align: center;
  margin: 0 0 0.4rem;
}

.login-wait-desc {
  text-align: center;
  font-size: 0.92rem;
  margin: 0 0 1.25rem;
  line-height: 1.45;
}

.profile-card {
  margin-bottom: 1.5rem;
}

.profile-header {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
}

.profile-avatar-wrap {
  flex-shrink: 0;
  width: 72px;
  height: 72px;
}

.profile-avatar {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--color-border);
}

.profile-avatar-initial {
  display: grid;
  place-items: center;
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: var(--color-primary-soft);
  color: var(--color-primary);
  font-size: 1.8rem;
  font-weight: 700;
  font-family: var(--font-heading);
}

.profile-info {
  flex: 1;
  min-width: 200px;
}

.profile-name-row {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-wrap: wrap;
}

.profile-name {
  margin: 0;
  font-size: clamp(1.3rem, 3.5vw, 1.7rem);
}

.profile-username {
  margin: 0.2rem 0;
  color: var(--color-muted);
  font-weight: 600;
  font-size: 0.95rem;
}

.profile-meta {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.85rem;
  margin-top: 0.35rem;
}

.profile-actions {
  flex-shrink: 0;
}

.sessions-card {
  margin-bottom: 2rem;
}

/* Profil: hamma qo'shimcha sahifalarga yo'l (telefonda header'da joy yo'q) */
.profile-links {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 0.5rem;
  padding: 0.75rem;
}

.profile-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  min-height: 56px;
  padding: 0.6rem 0.75rem;
  border-radius: var(--radius-sm);
  color: var(--color-text);
  text-decoration: none;
  transition: background-color 0.15s var(--ease);
}

.profile-link > .icon {
  box-sizing: content-box;
  padding: 0.5rem;
  border-radius: 10px;
  background: var(--color-primary-soft);
  color: var(--color-primary);
}

.profile-link > span {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.profile-link small {
  color: var(--color-muted);
  font-size: 0.82rem;
}

.profile-link:hover {
  background: var(--color-surface-2);
  color: var(--color-text);
}

.sessions-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-top: 1rem;
}

.session-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 1.1rem;
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
}

.session-info {
  flex: 1;
  min-width: 0;
}

.session-title-row {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-wrap: wrap;
}

.session-agent {
  font-size: 0.95rem;
  word-break: break-word;
}

.session-meta {
  font-size: 0.82rem;
  margin: 0.3rem 0 0;
}

.session-delete-btn {
  flex-shrink: 0;
}

@media (max-width: 480px) {
  .session-item {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
  }

  .session-delete-btn {
    align-self: flex-end;
  }
}

/* Foydalanish shartlari va maxfiylik siyosati (stage-v2-12-terms) */
.footer-links,
.login-footer-links {
  margin-top: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-size: 0.85rem;
}

.footer-links a,
.login-footer-links a {
  color: var(--color-muted);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color 0.15s ease;
}

.footer-links a:hover,
.login-footer-links a:hover {
  color: var(--color-text);
}

.login-terms-notice {
  margin-top: 0.75rem;
  font-size: 0.82rem;
  line-height: 1.4;
  color: var(--color-muted);
  text-align: center;
}

.login-terms-notice a {
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.login-terms-notice a:hover {
  text-decoration-thickness: 2px;
}

.legal-hero {
  margin-bottom: 2rem;
}

.legal-hero .badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  margin-bottom: 0.75rem;
}

.legal-title {
  font-size: 2rem;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 0.5rem;
}

.legal-date {
  font-size: 0.9rem;
}

.legal-content {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.legal-card {
  padding: 1.5rem;
  line-height: 1.6;
}

.legal-card h2.card-title {
  font-size: 1.15rem;
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--color-border);
}

.legal-card p {
  margin-bottom: 0.75rem;
}

.legal-card p:last-child {
  margin-bottom: 0;
}

.legal-list {
  margin: 0.75rem 0 0.75rem 1.25rem;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.legal-list li {
  line-height: 1.5;
}

@media (max-width: 480px) {
  .legal-title {
    font-size: 1.6rem;
  }

  .legal-card {
    padding: 1.15rem;
  }
}

/* "Qanday ishlaydi" va FAQ sahifasi (stage-v2-15-faq) */
.how-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-4);
  margin-top: var(--space-4);
}

.how-step {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.how-step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  background-color: var(--color-primary-subtle);
  color: var(--color-primary);
  font-weight: var(--font-bold);
  font-size: var(--text-sm);
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-top: var(--space-4);
}

.faq-item {
  padding: 0;
  border: 1px solid var(--color-border);
  background-color: var(--color-card-bg);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color var(--transition-fast);
}

.faq-item[open] {
  border-color: var(--color-primary);
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4);
  font-weight: var(--font-semibold);
  font-size: var(--text-base);
  cursor: pointer;
  list-style: none;
  user-select: none;
}

.faq-question::-webkit-details-marker {
  display: none;
}

.faq-icon {
  display: inline-flex;
  transition: transform var(--transition-fast);
  color: var(--color-text-muted);
}

.faq-item[open] .faq-icon {
  transform: rotate(180deg);
  color: var(--color-primary);
}

.faq-answer {
  padding: 0 var(--space-4) var(--space-4);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
  border-top: 1px solid var(--color-border-subtle);
  margin-top: 0;
  padding-top: var(--space-3);
}

.how-cta {
  text-align: center;
  padding: var(--space-8) var(--space-4);
  margin-top: var(--space-6);
}

.how-cta-title {
  font-size: var(--text-2xl);
  font-weight: var(--font-bold);
  margin-bottom: var(--space-2);
}

.how-cta-desc {
  color: var(--color-text-muted);
  margin-bottom: var(--space-5);
  font-size: var(--text-base);
}

.login-how-link {
  margin-top: var(--space-3);
  text-align: center;
  font-size: var(--text-sm);
}

.login-how-link a {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
}


/* Admin: platforma xatolari (V2-17) */
.admin-errors-link {
  margin-bottom: 1.5rem;
  text-decoration: none;
  color: inherit;
}

.admin-errors-link.has-errors .stat-icon,
.admin-errors-link.has-errors .stat-value {
  color: var(--color-danger);
}

.admin-error {
  min-width: 0;
}

.admin-error.is-resolved {
  opacity: 0.7;
}

.admin-error-message {
  margin: 0.5rem 0 0;
  overflow-wrap: anywhere;
}

.admin-error-trace {
  margin-bottom: 0.75rem;
}

.admin-error-trace pre {
  max-width: 100%;
  max-height: 24rem;
  overflow: auto;
  padding: 0.75rem;
  border-radius: 8px;
  background: var(--color-surface-2);
  font-size: 0.8rem;
  white-space: pre;
}

/* 20-vazifa: stage-v2-18-admin-ui stillari */

.admin-search-form {
  margin-bottom: 1.5rem;
}

.admin-search-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
}

.admin-search-input-wrap {
  flex: 1 1 200px;
}

.admin-search-input-wrap input {
  width: 100%;
}

.admin-chart-card {
  margin-top: 1.5rem;
  padding: 1.25rem;
}

.admin-chart-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.admin-chart-legend {
  display: flex;
  gap: 1rem;
  font-size: 0.85rem;
  color: var(--color-muted);
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.legend-color {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 2px;
}

.legend-active {
  background: var(--color-primary);
}

.legend-signups {
  background: var(--color-accent);
}

.admin-chart-wrap {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 0.5rem;
  height: 140px;
  padding-top: 1rem;
  border-bottom: 1px solid var(--color-border);
  overflow-x: auto;
}

.admin-chart-col {
  display: flex;
  flex-direction: column;
  align-items: center;
  height: 100%;
  flex: 1 0 24px;
  min-width: 20px;
}

.admin-chart-bars {
  display: flex;
  align-items: flex-end;
  gap: 2px;
  height: calc(100% - 24px);
  width: 100%;
  justify-content: center;
}

.metrics-bar {
  width: 7px;
  min-height: 2px;
  border-radius: 2px 2px 0 0;
  transition: height 0.3s ease;
}

.metrics-bar-active {
  background: var(--color-primary);
}

.metrics-bar-signups {
  background: var(--color-accent);
}

.admin-chart-date {
  font-size: 0.7rem;
  color: var(--color-muted);
  margin-top: 6px;
  text-align: center;
  white-space: nowrap;
}

.admin-subgrid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1rem;
  margin-top: 1.5rem;
}

.admin-subcard {
  padding: 1.25rem;
}

.admin-top-books {
  margin: 0.75rem 0 0;
  padding-left: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.admin-top-books li {
  display: grid;
  gap: 0.25rem;
  min-width: 0;
}

/* Uzun fayl nomlari (Microsoft Word - ..._ziyouz_com.doc) telefonda sahifani kengaytirmasin */
.admin-top-book-title {
  font-weight: 700;
  overflow-wrap: anywhere;
}

.admin-top-book-meta {
  font-size: 0.85rem;
}

.admin-states-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
  margin-top: 0.75rem;
}

.admin-state-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.35rem;
  padding: 0.75rem 0.5rem;
  border-radius: 8px;
  background: var(--color-surface-2);
}

.admin-state-item strong {
  font-size: 1.25rem;
}

.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1rem;
  margin-top: 2rem;
}

.pagination-info {
  font-size: 0.9rem;
}

/* Admin ko'rsatkichlari: kichik plitkalar, ulush chiziqlari, reytinglar */

.admin-kpis {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 0.75rem;
  margin: 0 0 1.5rem;
}

.admin-kpi {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  min-width: 0;
  padding: 0.85rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
}

.admin-kpi-label {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-muted);
}

.admin-kpi strong {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  line-height: 1.2;
}

.admin-kpi-hint {
  font-size: 0.78rem;
  color: var(--color-muted);
}

.admin-meter {
  display: block;
  height: 6px;
  margin-top: 0.35rem;
  border-radius: 3px;
  background: var(--color-surface-2);
  overflow: hidden;
}

.admin-fill {
  display: block;
  width: 0;
  height: 100%;
  border-radius: 3px;
  background: var(--color-primary);
}

.admin-meter.is-hot .admin-fill {
  background: var(--color-danger);
}

.metrics-bar-cost {
  width: 12px;
  background: var(--color-primary);
}

.admin-chart-note {
  font-size: 0.82rem;
}

.admin-breakdown,
.admin-rank-list {
  list-style: none;
  margin: 0.75rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.75rem;
}

.admin-breakdown-row,
.admin-rank-list li {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 0.75rem;
  min-width: 0;
}

.admin-breakdown-row > :last-child,
.admin-rank-list li > :last-child {
  flex-shrink: 0;
  white-space: nowrap;
}

.admin-rank-list li > :first-child {
  min-width: 0;
  overflow-wrap: anywhere;
}

.admin-breakdown-hint {
  font-size: 0.8rem;
}

.admin-model-name {
  min-width: 0;
  overflow-wrap: anywhere;
}

.admin-user-stats {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  gap: 0.5rem;
  margin: 0.6rem 0 0.5rem;
}

.admin-user-stats div {
  padding: 0.4rem 0.6rem;
  border-radius: 6px;
  background: var(--color-surface-2);
}

.admin-user-stats dt {
  font-size: 0.75rem;
  color: var(--color-muted);
}

.admin-user-stats dd {
  margin: 0;
  font-weight: 700;
}

.admin-user-head strong,
.admin-user-info h1 {
  overflow-wrap: anywhere;
}

.admin-invited {
  margin: 0;
  font-size: 0.9rem;
}

/* 30 kunlik grafik: ustunlar ingichka, sanalar har beshinchisi */
.admin-chart-dense .admin-chart-col {
  flex: 1 1 0;
  min-width: 0;
}

.admin-chart-dense .admin-chart-date {
  visibility: hidden;
}

.admin-chart-dense .admin-chart-col:nth-child(5n + 1) .admin-chart-date,
.admin-chart-dense .admin-chart-col:last-child .admin-chart-date {
  visibility: visible;
}

.admin-chart-dense .admin-chart-col:first-child {
  align-items: flex-start;
}

.admin-chart-dense .admin-chart-col:last-child {
  align-items: flex-end;
}

/* admin_user.html stillari */

.admin-breadcrumbs {
  margin-bottom: 0.75rem;
  font-size: 0.9rem;
}

.admin-breadcrumbs a {
  color: var(--color-muted);
  text-decoration: none;
}

.admin-breadcrumbs a:hover {
  color: var(--color-text);
  text-decoration: underline;
}

.admin-user-profile-header {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
}

.admin-user-avatar {
  flex-shrink: 0;
}

.user-avatar-img {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--color-border);
}

.user-avatar-fallback {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--color-primary);
  color: var(--color-on-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  font-weight: 700;
}

.admin-user-info h1 {
  margin: 0;
  font-size: 1.75rem;
}

.admin-user-badges {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.35rem;
}

.admin-dates-meta {
  margin-top: 0.35rem;
  font-size: 0.85rem;
}

.admin-user-details-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 420px), 1fr));
  align-items: start;
  gap: 1.25rem;
  margin-top: 1.5rem;
}

.admin-detail-card {
  padding: 1.25rem;
}

.admin-card-head {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

.admin-card-head h2 {
  margin: 0;
  font-size: 1.15rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.admin-credit-overview {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.credit-metric {
  display: flex;
  flex-direction: column;
  padding: 0.5rem 0.75rem;
  border-radius: 6px;
  background: var(--color-surface-2);
}

.credit-metric strong {
  font-size: 1.15rem;
  margin-top: 0.2rem;
}

.admin-sponsor-info {
  font-size: 0.85rem;
  margin-bottom: 0.75rem;
}

.admin-subheading {
  margin-top: 1rem;
  margin-bottom: 0.5rem;
}

.admin-credit-history {
  max-height: 200px;
  overflow-y: auto;
  padding-left: 0;
  list-style: none;
}

.credit-plus {
  color: var(--color-success);
}

.credit-minus {
  color: var(--color-danger);
}

.admin-detail-credit-form {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.admin-block-section {
  margin-top: 1.25rem;
  padding-top: 1rem;
  border-top: 1px solid var(--color-border);
}

.admin-user-books-list,
.admin-user-donations-list,
.admin-user-sessions-list,
.admin-user-errors-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.admin-user-book-item,
.admin-user-donation-item,
.admin-user-session-item,
.admin-user-error-item {
  padding: 0.75rem;
  border-radius: 6px;
  background: var(--color-surface-2);
}

.admin-book-title-row,
.donation-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.5rem;
}

.admin-book-title {
  min-width: 0;
  overflow-wrap: anywhere;
}

.admin-book-count {
  flex-shrink: 0;
  white-space: nowrap;
  font-size: 0.85rem;
}

.admin-book-progress-wrap {
  margin: 0.4rem 0;
}

.admin-book-progress {
  width: 100%;
  height: 6px;
  border-radius: 3px;
  appearance: none;
}

.admin-book-progress::-webkit-progress-bar {
  background: var(--color-border);
  border-radius: 3px;
}

.admin-book-progress::-webkit-progress-value {
  background: var(--color-primary);
  border-radius: 3px;
}

.admin-book-date {
  font-size: 0.8rem;
}

.admin-streak-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.streak-item {
  display: flex;
  flex-direction: column;
  padding: 0.75rem;
  border-radius: 6px;
  background: var(--color-surface-2);
}

.streak-item strong {
  font-size: 1.25rem;
  margin-top: 0.25rem;
}

.admin-cost-section {
  padding: 0.75rem;
  border-radius: 6px;
  background: var(--color-surface-2);
}

.admin-cost-value {
  font-size: 1.5rem;
  font-weight: 700;
  margin-top: 0.25rem;
  color: var(--color-primary);
}

.session-ua {
  font-size: 0.85rem;
  word-break: break-all;
}

.admin-error-link {
  color: var(--color-danger);
  text-decoration: none;
}

.admin-error-link:hover {
  text-decoration: underline;
}

.admin-error-msg {
  font-size: 0.8rem;
  margin: 0.25rem 0;
}

@media (max-width: 480px) {
  .admin-user-details-grid {
    grid-template-columns: 1fr;
  }
  .admin-states-grid {
    grid-template-columns: 1fr;
  }
  .admin-chart-wrap {
    gap: 0.25rem;
  }
  .admin-chart-col {
    flex: 1 1 0;
    min-width: 0;
  }
  .admin-chart-date {
    font-size: 0.62rem;
  }
  /* Telefonda sanalar ustma-ust tushmasin: har ikkinchisi, oxirgisi (bugun) albatta */
  .admin-chart-col:nth-last-child(even) .admin-chart-date {
    visibility: hidden;
  }
  .admin-chart-col:last-child .admin-chart-date {
    align-self: flex-end;
  }
}

/* Matn belgilash va tahlil oynasi (stage-v2-16-ui) */
.selection-tooltip {
  position: absolute;
  z-index: 100;
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-1) var(--space-2);
  background-color: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-md);
  transform: translateX(-50%);
  pointer-events: auto;
  white-space: nowrap;
}

.selection-too-long {
  font-size: var(--text-xs);
  color: var(--color-danger);
  padding: var(--space-1) var(--space-2);
}

.analysis-body {
  margin: var(--space-4) 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.analysis-selection {
  margin: 0;
  padding: var(--space-3) var(--space-4);
  background-color: var(--color-surface-2);
  border-left: 3px solid var(--color-primary);
  border-radius: var(--radius-md);
  font-size: var(--text-base);
  font-weight: var(--font-semibold);
  font-style: normal;
}

.analysis-loading {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-text-muted);
  padding: var(--space-2) 0;
}

.analysis-content {
  font-size: var(--text-base);
  line-height: var(--line-height-relaxed);
  white-space: pre-line;
  color: var(--color-text);
}

.analysis-cached,
.analysis-saved {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--text-xs);
  margin: 0;
}

.analysis-saved {
  color: var(--color-primary);
}

/* "Lug'atim" sahifasi (stage-v2-16-ui) */
.page-heading-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.words-search-wrap {
  margin: var(--space-4) 0;
}

.words-search-input {
  width: 100%;
}

.words-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.word-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding: var(--space-4);
  transition: border-color var(--transition-fast);
}

.word-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-3);
}

.word-selection {
  font-size: var(--text-xl);
  font-weight: var(--font-bold);
  margin: 0;
  line-height: var(--line-height-tight);
}

.word-card-actions {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-shrink: 0;
}

.word-badge-review {
  background-color: var(--color-primary-subtle);
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
}

.word-analysis-details {
  border-top: 1px solid var(--color-border-subtle);
  padding-top: var(--space-2);
}

.word-analysis-details summary {
  cursor: pointer;
  font-weight: var(--font-semibold);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  gap: var(--space-2);
  user-select: none;
}

.word-analysis-content {
  margin-top: var(--space-2);
  font-size: var(--text-base);
  line-height: var(--line-height-relaxed);
  white-space: pre-line;
  color: var(--color-text);
}

.word-card-footer {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  flex-wrap: wrap;
}

.word-section-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  color: inherit;
}


/* V2-19: "Davom ettirish" kartochkasi va zakladkalar */
.resume-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.5rem;
  border-left: 4px solid var(--color-primary);
}

.resume-body {
  min-width: 0;
}

.resume-body .eyebrow {
  margin: 0 0 0.25rem;
}

.resume-title {
  margin: 0 0 0.25rem;
  font-size: 1.15rem;
}

.resume-body .muted {
  margin: 0;
}

.bookmarks-mini {
  margin-bottom: 1.5rem;
}

.bookmarks-mini .section-heading {
  margin: 0 0 0.5rem;
}

.bookmarks-mini .section-heading h2 {
  margin: 0;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.bookmark-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.bookmark-link {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
  min-width: 0;
  padding: 0.5rem 0.25rem;
  border-radius: var(--radius-sm);
  color: var(--color-text);
  text-decoration: none;
}

.bookmark-link:hover {
  background: var(--color-surface-2);
}

.bookmark-list-full {
  gap: 0.75rem;
}

.bookmark-item {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.5rem;
}

.bookmark-item .bookmark-link {
  flex: 1;
}

.bookmark-title {
  font-weight: 600;
}

.bookmark-note {
  margin-top: 0.25rem;
  font-size: 0.9rem;
  color: var(--color-muted);
  font-style: italic;
}

.bookmark-btn.is-active {
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.bookmark-btn.is-active .icon {
  fill: currentColor;
}

.section-bookmark {
  display: inline-flex;
  color: var(--color-primary);
}

.section-bookmark .icon {
  fill: currentColor;
}

@media (max-width: 560px) {
  .resume-card {
    flex-direction: column;
    align-items: stretch;
  }
}

/* V2-19: kitob ichida qidiruv */
.book-search {
  display: flex;
  gap: 0.5rem;
  margin: 1.5rem 0;
}

.book-search input {
  flex: 1;
  min-width: 0;
}

.search-summary {
  margin: 0 0 1rem;
}

.search-results {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.search-result-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.5rem;
  color: var(--color-text);
  text-decoration: none;
}

a.search-result-head:hover .search-result-title {
  color: var(--color-primary);
}

.search-result-title {
  font-weight: 600;
}

.search-snippet {
  margin: 0.5rem 0 0;
  font-size: 0.92rem;
  color: var(--color-muted);
  overflow-wrap: anywhere;
}

.search-snippet mark {
  background: var(--color-accent-soft);
  color: var(--color-text);
  border-radius: 3px;
  padding: 0 2px;
}

.search-count {
  margin: 0.25rem 0 0;
  font-size: 0.85rem;
}

@media (max-width: 560px) {
  .book-search .btn span {
    display: none;
  }
}

/* V2-19: yangi foydalanuvchi yo'riqnomasi */
.onboarding-card {
  margin-bottom: 1.5rem;
  border-top: 4px solid var(--color-accent);
}

.onboarding-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
}

.onboarding-head h2 {
  margin: 0.25rem 0 0;
  font-size: 1.2rem;
}

.onboarding-head .eyebrow {
  margin: 0;
}

.onboarding-steps {
  list-style: none;
  margin: 1rem 0 0.5rem;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.onboarding-step {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
}

.onboarding-step p {
  margin: 0;
}

.onboarding-step-title {
  font-weight: 600;
}

.onboarding-mark {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--color-surface-2);
  font-weight: 700;
  font-size: 0.9rem;
}

.onboarding-step.is-done .onboarding-mark {
  background: var(--color-success-soft);
  color: var(--color-success);
}

.onboarding-step.is-done .onboarding-step-title {
  text-decoration: line-through;
  color: var(--color-muted);
}

/* V2-19: admin e'loni */
.announce-banner {
  padding: 0.6rem 0;
  font-size: 0.95rem;
  background: var(--color-primary-soft);
  color: var(--color-text);
}

.announce-banner.level-warning {
  background: var(--color-accent-soft);
  color: var(--color-accent-text);
}

.announce-inner {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
}

.announce-inner > .icon {
  flex: 0 0 auto;
  margin-top: 0.15rem;
}

.announce-text {
  flex: 1;
  margin: 0;
  white-space: pre-line;
  overflow-wrap: anywhere;
}

.announce-close {
  flex: 0 0 auto;
  display: inline-flex;
  padding: 0.15rem;
  border: 0;
  background: transparent;
  color: inherit;
  cursor: pointer;
  border-radius: var(--radius-sm);
}

.announce-close:focus-visible {
  outline: 2px solid var(--color-focus);
}

.announce-form textarea {
  width: 100%;
  margin-top: 0.25rem;
}

.announce-form-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
  margin-top: 0.75rem;
}

.announce-form-row label {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.9rem;
}

.announce-form-row input[type="number"] {
  width: 5rem;
}

.announce-list {
  list-style: none;
  margin: 1rem 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.announce-item {
  padding-top: 0.75rem;
  border-top: 1px solid var(--color-border);
}

.announce-item p {
  margin: 0 0 0.25rem;
  white-space: pre-line;
  overflow-wrap: anywhere;
}

.announce-item.is-off {
  opacity: 0.6;
}

/* V2-19: taklif bonusi */
.referral-card p {
  margin: 0 0 0.75rem;
}

.referral-card p:last-child {
  margin-bottom: 0;
}

.referral-link-row {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}

.referral-link-row input {
  flex: 1;
  min-width: 0;
  font-size: 0.9rem;
}

.login-invite {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  margin: 0 0 1rem;
  padding: 0.6rem 0.75rem;
  border-radius: var(--radius-sm);
  background: var(--color-accent-soft);
  color: var(--color-accent-text);
  font-size: 0.92rem;
  text-align: left;
}

.login-invite .icon {
  flex: 0 0 auto;
  margin-top: 0.1rem;
}

.logout-form {
  display: inline-flex;
  margin: 0;
}

/* ===== Dizayn audit (2026-10-28): sahifalar bir xil ko'rinishda ===== */

/* Sahifa sarlavhasi: h1 + izoh, ostidagi kontentdan bir xil oraliq */
.page-heading {
  margin-bottom: 1.5rem;
}

.page-heading h1 {
  font-size: clamp(1.7rem, 4.5vw, 2.2rem);
  margin-bottom: 0.4rem;
}

.page-heading .lead {
  max-width: 62ch;
}

.page-heading-row {
  align-items: center;
}

/* Kitob sahifasi: ikkinchi darajali amallar "Boshqarish" ichida */
.book-manage > summary {
  list-style: none;
}

.book-manage > summary::-webkit-details-marker {
  display: none;
}

.book-manage > summary .icon:last-child {
  transition: transform 0.15s var(--ease);
}

.book-manage[open] > summary .icon:last-child {
  transform: rotate(180deg);
}

.book-manage[open] {
  flex-basis: 100%;
}

.book-manage-panel {
  margin-top: 0.6rem;
  padding: 0.75rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface-2);
}

.book-manage-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}

.book-manage-panel .hint {
  margin: 0;
  font-size: 0.85rem;
}

/* Xatolar daftari: kitob va bo'lim nomi bitta qatorda */
.mistake-meta {
  flex-wrap: nowrap;
  min-width: 0;
}

.mistake-meta .badge {
  flex-shrink: 0;
  max-width: 45%;
  white-space: nowrap;
  background: var(--color-primary-soft);
  color: var(--color-primary);
}

.mistake-meta .muted {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Admin: kredit formasi bir qatorda */
.admin-credit-form select {
  width: auto;
  flex: 0 1 220px;
}

/* Tugma ichidagi matn bo'linmasin (masalan "Davom ettirish") */
.resume-card .btn {
  flex-shrink: 0;
  white-space: nowrap;
}

/* Telegram sozlamasi: matn va tugma orasida joy */
#tg-connect-btn {
  margin-top: 0.9rem;
}

/* Footer: telefonda havolalar ustma-ust emas, chiroyli qatorda */
.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.25rem 0.6rem;
  margin-top: 0.35rem;
}

@media (max-width: 720px) {
  .site-footer p:first-child {
    max-width: 30ch;
    margin: 0 auto;
  }

  .book-manage {
    flex-basis: 100%;
  }

  .book-manage-buttons .btn,
  .book-manage > summary {
    flex: 1 1 100%;
    width: 100%;
  }
}

/* Kunlik reja formasi: tugma maydonlar bilan bir balandlikda */
.plan-form-row .btn {
  min-height: 46px;
}

/* Dars sahifasi: kichik amallar bitta qatorda; telefonda yonga suriladi */
.lesson-tools {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.lesson-tools .btn {
  white-space: nowrap;
}

@media (max-width: 720px) {
  .lesson-tools {
    flex-wrap: nowrap;
    overflow-x: auto;
    margin: 0 -1rem;
    padding: 0 1rem 0.25rem;
    scrollbar-width: none;
  }

  .lesson-tools::-webkit-scrollbar {
    display: none;
  }

  .lesson-tools .btn {
    flex-shrink: 0;
  }
}

/* Admin: saytdagi o'zgarishlar tarixi (/admin/changelog) */
.changelog {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.changelog-day {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.changelog-date {
  margin: 0;
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  color: var(--color-text-muted);
  letter-spacing: 0.04em;
}

.changelog-filter {
  flex-wrap: wrap;
}

.changelog-filter input {
  flex: 1 1 14rem;
}

.changelog-filter select {
  flex: 0 1 auto;
  width: auto;
}

.changelog-entry {
  min-width: 0;
  margin: 0;
  border-left: 3px solid var(--color-border);
}

.changelog-entry.kind-yangi { border-left-color: var(--color-primary); }
.changelog-entry.kind-yaxshilandi { border-left-color: var(--color-accent); }
.changelog-entry.kind-tuzatildi { border-left-color: var(--color-success); }
.changelog-entry.kind-xavfsizlik { border-left-color: var(--color-danger); }

.changelog-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
}

.changelog-kind {
  background: var(--color-surface-2);
  color: var(--color-text-secondary);
}

.changelog-entry.kind-yangi .changelog-kind {
  background: var(--color-primary-soft);
  color: var(--color-primary);
}

.changelog-entry.kind-yaxshilandi .changelog-kind {
  background: var(--color-accent-soft);
  color: var(--color-accent-text);
}

.changelog-entry.kind-tuzatildi .changelog-kind {
  background: var(--color-success-soft);
  color: var(--color-success);
}

.changelog-entry.kind-xavfsizlik .changelog-kind {
  background: var(--color-danger-soft);
  color: var(--color-danger-text);
}

.changelog-title {
  flex: 1 1 16rem;
  min-width: 0;
  overflow-wrap: anywhere;
}

.changelog-pr {
  font-size: var(--text-sm);
  white-space: nowrap;
}

.changelog-details {
  margin: var(--space-2) 0;
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
  overflow-wrap: anywhere;
}

.changelog-places {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-1) var(--space-3);
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

/* Kitob muqovasi: kitob ichidan olingan rasm harfli fonning ustiga chiqadi */
.book-cover {
  position: relative;
  overflow: hidden;
}

/* Matni buzuq PDF fonda OCR bo'lyapti / o'qib bo'lmadi */
.book-processing {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.book-processing-title {
  font-size: 1.1rem;
  margin-bottom: 0.35rem;
}

.book-processing-count {
  margin-top: 0.5rem;
  font-weight: 600;
  color: var(--color-primary);
}

.book-failed > svg {
  flex-shrink: 0;
  color: var(--color-danger);
}

.book-cover-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Umumiy kutubxona */
.section-heading-action {
  margin-left: auto;
}

.book-sharing {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
  margin: var(--space-2) 0;
}

.library-card {
  align-items: flex-start;
}

.library-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-3);
}

.library-note {
  margin-top: var(--space-6);
}

.publish-agree {
  align-items: flex-start;
  margin: var(--space-2) 0 var(--space-3);
}

.publish-agree input {
  flex-shrink: 0;
  margin-top: 0.15rem;
}

/* ===== Katta bosh sahifa (welcome.html): kirmagan mehmon uchun platforma tanishtiruvi ===== */
.guest-tools {
  margin-left: auto;
}

main.container.welcome-main {
  max-width: none;
  padding: 0;
}

.w-wrap {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 1rem;
}

.w-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(2.5rem, 7vw, 5rem) 0 clamp(2.5rem, 6vw, 4.5rem);
  background:
    radial-gradient(60rem 30rem at 85% -10%, var(--color-primary-soft), transparent 70%),
    radial-gradient(40rem 24rem at -10% 110%, var(--color-accent-soft), transparent 70%);
}

.w-hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}

.w-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  margin-bottom: 1rem;
}

.w-title {
  font-size: clamp(2.2rem, 5.6vw, 3.6rem);
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}

.w-mark {
  color: var(--color-primary);
  background: linear-gradient(transparent 62%, var(--color-accent-soft) 62%);
}

.w-lead {
  font-size: clamp(1.05rem, 1.6vw, 1.2rem);
  line-height: 1.6;
  color: var(--color-muted);
  max-width: 54ch;
  margin-bottom: 1.6rem;
}

.w-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.w-btn-lg {
  min-height: 52px;
  padding: 0.8rem 1.4rem;
  font-size: 1.02rem;
  border-radius: var(--radius);
}

.w-trust {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.25rem;
  list-style: none;
  margin: 1.5rem 0 0;
  padding: 0;
  font-size: var(--text-sm);
  color: var(--color-muted);
}

.w-trust li {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.w-trust svg {
  color: var(--color-primary);
}

/* Hero'dagi dars namunasi */
.w-hero-visual {
  position: relative;
  padding: 1.5rem 0.5rem;
}

.w-mock {
  position: relative;
  padding: 1.25rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-hover);
  transform: rotate(1.5deg);
}

.w-mock-top {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.w-mock-top small {
  display: block;
}

.w-mock-cover {
  display: grid;
  place-items: center;
  width: 42px;
  height: 52px;
  border-radius: 6px;
  background: var(--cover-3);
  color: #fff;
  flex-shrink: 0;
}

.w-mock-streak {
  margin-left: auto;
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.25rem 0.6rem;
  border-radius: var(--radius-full);
  background: var(--color-accent-soft);
  color: var(--color-accent-text);
  font-weight: var(--font-bold);
  font-size: var(--text-sm);
}

.w-mock-progress {
  height: 6px;
  margin: 1rem 0;
  border-radius: var(--radius-full);
  background: var(--color-surface-2);
  overflow: hidden;
}

.w-mock-progress span {
  display: block;
  height: 100%;
  background: var(--color-primary);
}

.w-mock-label {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  margin: 0.9rem 0 0.5rem;
  font-size: var(--text-xs);
  font-weight: var(--font-bold);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-primary);
}

.w-mock-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.w-mock-chips span {
  padding: 0.3rem 0.65rem;
  border-radius: var(--radius-full);
  background: var(--color-primary-soft);
  color: var(--color-primary);
  font-size: var(--text-sm);
}

.w-mock-q {
  font-weight: var(--font-semibold);
  margin-bottom: 0.5rem;
}

.w-mock-opt {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.55rem 0.75rem;
  margin-top: 0.4rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: var(--text-sm);
}

.w-mock-opt.is-right {
  border-color: var(--color-success);
  background: var(--color-success-soft);
  color: var(--color-success);
  font-weight: var(--font-semibold);
}

.w-float {
  position: absolute;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.55rem 0.85rem;
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  box-shadow: var(--shadow-hover);
}

.w-float svg {
  color: var(--color-primary);
}

.w-float-1 {
  top: 0;
  left: -0.5rem;
  transform: rotate(-4deg);
}

.w-float-2 {
  bottom: 0;
  right: -0.25rem;
  transform: rotate(3deg);
}

/* Raqamlar qatori */
.w-stats {
  border-block: 1px solid var(--color-border);
  background: var(--color-surface);
}

.w-stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}

.w-stats-grid > div {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  padding: 1.5rem 1rem;
  text-align: center;
}

.w-stats-grid > div + div {
  border-left: 1px solid var(--color-border);
}

.w-stats-grid strong {
  font-family: var(--font-heading);
  font-size: clamp(1.7rem, 3.5vw, 2.3rem);
  color: var(--color-primary);
  line-height: 1.1;
}

.w-stats-grid span {
  font-size: var(--text-sm);
  color: var(--color-muted);
}

/* Bo'limlar */
.w-section {
  padding: clamp(3rem, 7vw, 5rem) 0;
}

.w-section-alt {
  background: var(--color-surface-2);
}

.w-head {
  max-width: 680px;
  margin: 0 auto 2.25rem;
  text-align: center;
}

.w-head .badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  margin-bottom: 0.75rem;
}

.w-h2 {
  font-size: clamp(1.7rem, 3.6vw, 2.4rem);
  line-height: 1.15;
  letter-spacing: -0.01em;
  margin-bottom: 0.6rem;
}

.w-sub {
  font-size: 1.05rem;
  color: var(--color-muted);
  line-height: 1.6;
}

.w-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.w-steps li {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding: 1.5rem 1.25rem;
}

.w-steps h3,
.w-feature h3,
.w-audience h3 {
  font-size: 1.1rem;
}

.w-steps p,
.w-feature p,
.w-audience p {
  font-size: 0.95rem;
  line-height: 1.55;
}

.w-step-num {
  position: absolute;
  top: 1rem;
  right: 1.1rem;
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: 700;
  line-height: 1;
  color: var(--color-border);
}

.w-step-icon,
.w-feature-icon {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border-radius: 12px;
  background: var(--color-primary-soft);
  color: var(--color-primary);
  margin-bottom: 0.25rem;
}

.w-features {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.75rem 1.5rem;
}

.w-feature {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.w-audience {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.w-audience article {
  padding: 1.5rem;
}

.w-audience h3 {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}

.w-audience h3 svg {
  color: var(--color-primary);
}

/* Ilova (PWA) bo'limi */
.w-app {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}

.w-app .w-sub {
  margin-bottom: 1.5rem;
}

.w-app .badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  margin-bottom: 0.75rem;
}

.w-install-done {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: 1rem;
  color: var(--color-success);
  font-weight: var(--font-semibold);
}

.w-install-done[hidden],
.w-install-ios[hidden] {
  display: none;
}

.w-install-help {
  margin-top: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.w-install-ios {
  padding: 1rem 1.15rem;
  border-radius: var(--radius);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
}

.w-install-ios strong {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.w-install-ios ol,
.w-install-more ul {
  margin: 0.5rem 0 0 1.25rem;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  font-size: 0.95rem;
}

.w-install-more summary {
  cursor: pointer;
  color: var(--color-primary);
  font-weight: var(--font-semibold);
}

.w-phone {
  justify-self: center;
  width: min(260px, 70vw);
  aspect-ratio: 9 / 18;
  padding: 10px;
  border-radius: 38px;
  background: #1f2a22;
  box-shadow: var(--shadow-hover);
}

.w-phone-screen {
  height: 100%;
  border-radius: 30px;
  padding: 1.25rem 1rem;
  background:
    radial-gradient(18rem 14rem at 20% 10%, #4a7c59, transparent 70%),
    radial-gradient(16rem 14rem at 90% 90%, #f9a620, transparent 70%),
    #2f6b73;
}

.w-phone-bar {
  width: 40%;
  height: 6px;
  margin: 0 auto 2rem;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.4);
}

.w-phone-apps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem 0.75rem;
  justify-items: center;
}

.w-phone-apps > span:not(.w-phone-app) {
  width: 48px;
  height: 48px;
  border-radius: 13px;
  background: rgba(255, 255, 255, 0.22);
}

.w-phone-app {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.3rem;
  animation: w-pop 2.8s var(--ease) infinite;
}

.w-phone-app img {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.35);
}

.w-phone-app small {
  font-size: 0.68rem;
  color: #fff;
  white-space: nowrap;
}

@keyframes w-pop {
  0%, 70%, 100% { transform: scale(1); }
  80% { transform: scale(1.1); }
}

/* Narx */
.w-plans {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  max-width: 900px;
  margin: 0 auto;
}

.w-plan {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.15rem;
  padding: 1.75rem 1.25rem;
  text-align: center;
}

.w-plan.is-main {
  border: 2px solid var(--color-primary);
}

.w-plan-tag {
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  color: var(--color-muted);
  margin-bottom: 0.4rem;
}

.w-plan-num {
  font-family: var(--font-heading);
  font-size: 2.8rem;
  line-height: 1;
  color: var(--color-primary);
}

.w-plan p {
  margin-top: 0.75rem;
  font-size: 0.95rem;
}

.w-note {
  margin-top: 1.5rem;
  text-align: center;
}

.w-note a {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
}

.w-faq-wrap {
  max-width: 760px;
}

/* Oxirgi chaqiruv */
.w-final {
  padding: clamp(3rem, 7vw, 4.5rem) 0;
  text-align: center;
  background: var(--color-primary);
  color: var(--color-on-primary);
}

.w-final .w-h2 {
  color: inherit;
}

.w-final .w-sub {
  color: inherit;
  opacity: 0.85;
  margin-bottom: 1.5rem;
}

.w-btn-light {
  background: var(--color-accent);
  color: var(--color-on-accent);
}

.w-btn-light:hover {
  filter: brightness(1.05);
  color: var(--color-on-accent);
}

@media (max-width: 960px) {
  .w-hero-grid,
  .w-app {
    grid-template-columns: 1fr;
  }

  .w-hero-visual {
    max-width: 440px;
    margin: 0 auto;
    width: 100%;
  }

  .w-steps,
  .w-features {
    grid-template-columns: repeat(2, 1fr);
  }

  .w-stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .w-stats-grid > div:nth-child(3) {
    border-left: 0;
  }

  .w-stats-grid > div:nth-child(n + 3) {
    border-top: 1px solid var(--color-border);
  }
}

@media (max-width: 640px) {
  .w-steps,
  .w-features,
  .w-audience,
  .w-plans {
    grid-template-columns: 1fr;
  }

  .w-cta .btn {
    flex: 1 1 100%;
    justify-content: center;
  }

  .w-mock {
    transform: none;
  }

  .w-float-1 {
    left: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .w-phone-app {
    animation: none;
  }
}

/* Oflayn sahifa (service worker internet yo'qda ko'rsatadi) */
.offline-page {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  min-height: 70vh;
  text-align: center;
}

.offline-icon {
  display: grid;
  place-items: center;
  width: 72px;
  height: 72px;
  border-radius: 20px;
  background: var(--color-primary-soft);
  color: var(--color-primary);
}

/* Admin: hamma kitoblar bo'limi (/admin/books) */
.admin-books {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 22rem), 1fr));
  gap: 0.75rem;
}

.admin-book-card {
  display: flex;
  gap: 0.9rem;
  align-items: flex-start;
  min-width: 0;
  color: inherit;
  text-decoration: none;
}

.admin-book-card:hover {
  border-color: var(--color-primary);
}

.admin-book-body {
  flex: 1;
  min-width: 0;
  overflow-wrap: anywhere;
}

.admin-book-body .admin-user-meta {
  margin: 0.25rem 0 0;
}

.admin-book-hero {
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
  margin-bottom: 1.5rem;
}

.admin-book-hero code {
  display: inline-block;
  max-width: 100%;
  vertical-align: bottom;
}

.admin-quiz-options {
  list-style: none;
  padding: 0;
}

.admin-quiz-options .option-label {
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

.admin-quiz-options .is-correct {
  border-color: var(--color-success);
  color: var(--color-success);
  font-weight: 600;
}