/* 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);
  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 */
.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;
  justify-content: space-between;
  gap: 0.75rem;
  min-height: 60px;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.2rem;
  color: var(--color-text);
  text-decoration: none;
}

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

.logo-mark {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: var(--color-primary);
  color: var(--color-on-primary);
}

.header-nav {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.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;
  text-decoration: none;
  color: var(--color-text);
  transition: background-color 0.15s var(--ease);
}

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

.theme-toggle {
  display: inline-grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border: 1px solid var(--color-border);
  border-radius: 50%;
  background: var(--color-surface);
  color: var(--color-text);
  cursor: pointer;
  transition: background-color 0.15s var(--ease), border-color 0.15s var(--ease);
}

.theme-toggle:hover {
  background: var(--color-surface-2);
  border-color: var(--color-primary);
}

.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;
}

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

.model-name {
  max-width: 14ch;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* 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 {
  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);
}

.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;
}

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

.concepts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 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-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,
input[type="text"],
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,
input[type="text"]:focus-visible,
input[type="time"]:focus-visible {
  border-color: var(--color-primary);
}

/* 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;
}

/* 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;
  }

  .nav-link span {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
  }

  .nav-link {
    min-width: 44px;
    justify-content: center;
  }

  .logo {
    font-size: 1.05rem;
    white-space: nowrap;
  }

  .header-nav {
    gap: 0.15rem;
  }

  .model-name {
    max-width: 9ch;
  }

  .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);
}

/* Tor ekranda header sig'sin: logo matni va model nomi yashiriladi (ikonka qoladi) */
@media (max-width: 480px) {
  .logo-text,
  .model-name {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
  }

  .nav-link,
  .model-chip {
    min-width: 40px;
    padding: 0 0.5rem;
    justify-content: center;
  }
}

/* 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;
  gap: 0.5rem;
  font-size: 0.85rem;
}

.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 {
  display: flex;
  gap: 0.5rem;
  overflow-x: auto;
  padding: 0.75rem 0;
}

.cal-weekdays {
  display: grid;
  grid-template-rows: repeat(7, 14px);
  gap: 4px;
  padding-top: 2px;
}

.cal-weekday-label {
  font-size: 10px;
  line-height: 14px;
  color: var(--color-muted);
  text-align: right;
  padding-right: 2px;
}

.cal-weekday-empty {
  height: 14px;
}

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

.cal-col {
  display: grid;
  grid-template-rows: repeat(7, 14px);
  gap: 4px;
}

.cal-cell {
  width: 14px;
  height: 14px;
  border-radius: 3px;
  background: var(--color-surface-2);
  transition: transform 0.1s var(--ease);
}

.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 {
  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-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;
  }
}