/* BookMind visual system. Loaded after the legacy layout rules. */
:root {
  color-scheme: light;
  font-family: Tahoma, "Segoe UI", Arial, sans-serif;
  --bg: #f6f4ee;
  --bg-soft: #eeece3;
  --surface: #ffffff;
  --surface-solid: #ffffff;
  --surface-2: #f5f6f2;
  --line: #e6e9e2;
  --line-strong: #cbd7cf;
  --text: #20322c;
  --muted: #61726a;
  --muted-2: #77877e;
  --brand: #246c53;
  --brand-2: #b88454;
  --brand-soft: #e5f1e8;
  --success: #268767;
  --shadow: 0 20px 56px rgba(28, 57, 44, .09);
}

html { background: var(--bg); }
body {
  color: var(--text);
  background: radial-gradient(circle at 0% 5%, #e9efe9 0, transparent 31rem), var(--bg);
  line-height: 1.6;
}
body::before { display: none; }
button, input, select { font-family: inherit; }
button:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible {
  outline: 3px solid #c58f5b;
  outline-offset: 3px;
}
.shell, .header-inner { width: min(1280px, calc(100% - 64px)); }
.book-page { width: min(1160px, calc(100% - 64px)); }

.site-header {
  padding: 10px 0;
  background: rgba(250, 249, 244, .94);
  border-bottom: 1px solid #e7eae1;
  box-shadow: 0 5px 24px rgba(30, 60, 45, .035);
}
.header-inner { min-height: 58px; gap: 22px; }
.brand { direction: rtl; gap: 12px; }
.brand-mark, .loading-logo {
  border-radius: 13px;
  color: #fff;
  background: #184a3b;
  box-shadow: 0 8px 18px rgba(16, 65, 49, .16);
  font-family: Georgia, serif;
  font-size: 22px;
}
.brand-mark { width: 42px; height: 42px; }
.brand-copy strong { font-family: "Segoe UI", Arial, sans-serif; font-size: 20px; letter-spacing: -.045em; }
.brand-copy span { margin-top: -3px; font-size: 11px; color: #6a796f; }
.main-nav { gap: 7px; }
.nav-btn { min-height: 42px; padding: 9px 18px; font-size: 13px; font-weight: 700; color: #52665a; }
.nav-btn:hover, .nav-btn.active { background: #e9f1e9; color: #14513c; }
.status-pill { padding: 8px 12px; background: #fff; border-color: #e0e8de; color: #577163; font-size: 11px; }
.status-dot { background: #2b9c71; box-shadow: 0 0 0 4px #e1f3e7; }
main.page { padding-top: 34px; }

/* Editorial hero */
.featured {
  min-height: 505px;
  grid-template-columns: minmax(0, 1fr) 330px;
  gap: 42px;
  padding: 48px 64px;
  border: 0;
  border-radius: 28px;
  background:
    radial-gradient(circle at 17% 88%, rgba(224, 188, 117, .15), transparent 19rem),
    radial-gradient(circle at 84% 6%, rgba(100, 178, 132, .25), transparent 22rem),
    linear-gradient(115deg, #163b33, #102d29 68%, #0d2825);
  box-shadow: 0 28px 60px rgba(13, 48, 38, .18);
}
.featured::before {
  content: "";
  position: absolute;
  width: 540px;
  height: 540px;
  left: -120px;
  bottom: -380px;
  border: 1px solid rgba(255, 255, 255, .11);
  border-radius: 50%;
  box-shadow: 0 0 0 50px rgba(255, 255, 255, .025), 0 0 0 100px rgba(255, 255, 255, .018);
  pointer-events: none;
}
.featured::after { left: auto; right: 22%; bottom: -350px; background: rgba(216, 180, 112, .09); }
.featured-copy { max-width: 690px; }
.eyebrow {
  padding: 8px 14px;
  color: #e2d2a2;
  border-color: rgba(241, 218, 161, .26);
  background: rgba(241, 218, 161, .10);
  font-size: 11px;
}
.featured h1 {
  max-width: 670px;
  margin: 24px 0 17px;
  color: #fffdf5;
  font-size: clamp(42px, 5vw, 70px);
  line-height: 1.28;
  letter-spacing: -.055em;
}
.featured h1 em { color: #e3bc7c; font-style: normal; }
.featured .lead { max-width: 590px; color: #cfddd1; font-size: 15px; line-height: 2.05; }
.featured-pick {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 23px;
  color: #d6e2d8;
  font-size: 12px;
}
.featured-pick span { padding: 6px 10px; border-radius: 8px; background: rgba(255, 255, 255, .12); color: #fff; }
.featured-pick strong { color: #fffdf5; font-size: 15px; }
.featured-pick small { color: #adbfaf; font-size: 11px; }
.featured-actions { margin-top: 24px; }
.featured .btn-primary { color: #143b2e; background: #ebc987; box-shadow: 0 12px 26px rgba(5, 17, 12, .16); }
.featured .btn-primary:hover { background: #f4d89f; }
.featured .btn-secondary { color: #fff; background: rgba(255, 255, 255, .10); border-color: rgba(255, 255, 255, .22); }
.featured-progress { margin-top: 18px; }
.featured .progress-head { color: #d5e4d8; }
.featured .progress-track { background: rgba(255,255,255,.18); }
.featured .progress-value { background: #eac583; }
.featured-stats { display: flex; flex-wrap: wrap; gap: 25px; margin-top: 27px; padding-top: 19px; border-top: 1px solid rgba(255,255,255,.15); }
.featured-stats span { display: inline-flex; align-items: baseline; gap: 6px; color: #b9cec0; font-size: 11px; }
.featured-stats strong { color: #fffaf0; font-size: 19px; }
.featured-cover-wrap { padding: 24px 14px 32px; }
.featured-cover-glow { background: #c6a66b; opacity: .24; filter: blur(48px); }
.featured .book3d::after { color: #d3dfd6; font-size: 11px; }
.book3d.featured-cover { --book-width: 275px; --book-thickness: 45px; }

/* Discovery and book cards */
.section { margin-top: 52px; }
.section-head { margin-bottom: 21px; align-items: end; }
.section-eyebrow { display: block; margin-bottom: 7px; color: #ad7852; font-size: 11px; font-weight: 800; }
.section-head h2 { font-size: clamp(25px, 3vw, 33px); letter-spacing: -.035em; }
.section-head p { margin-top: 5px; color: #6d7d72; font-size: 13px; }
.section-link { padding: 9px 0; color: #1a6a4d; font-size: 12px; font-weight: 700; }
.discovery-panel { padding: 0; border: 0; border-radius: 0; background: transparent; }
.controls { grid-template-columns: minmax(0, 1fr) 225px; gap: 12px; }
.search, .select {
  height: 52px;
  border: 1px solid #e2e8df;
  border-radius: 13px;
  color: #243a2e;
  background: #fff;
  box-shadow: 0 3px 14px rgba(23, 55, 38, .035);
  font-size: 13px;
}
.search::placeholder { color: #8a998e; }
.search-icon { color: #527363; font-size: 21px; }
.search:focus, .select:focus { border-color: #88b9a2; box-shadow: 0 0 0 4px #e3f1e8; }
.select option { color: #23362c; background: #fff; }
.book-grid { grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 17px; margin-top: 24px; }
.book-card {
  display: flex;
  flex-direction: column;
  padding: 10px;
  border: 1px solid #e8ebe3;
  border-radius: 18px;
  background: #fff;
  box-shadow: 0 8px 26px rgba(27, 53, 40, .045);
  transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}
.book-card:hover { transform: translateY(-6px); border-color: #c9d9cc; background: #fff; box-shadow: 0 20px 36px rgba(26, 63, 44, .10); }
.book-card-locked:hover { transform: none; border-color: #e8ebe3; box-shadow: 0 8px 26px rgba(27, 53, 40, .045); }
.cover-image { background: #e8e9e3; border: 0; box-shadow: 0 12px 22px rgba(25, 42, 32, .12); }
.book-cover { border-radius: 11px; }
.locked-cover { border-radius: 11px; }
.locked-cover .book-cover { filter: saturate(.62); }
.locked-cover-shade { background: linear-gradient(180deg, rgba(18, 42, 29, .06), rgba(13, 38, 28, .36)); }
.locked-cover-button { background: rgba(22, 56, 45, .88); border: 1px solid rgba(255,255,255,.45); box-shadow: 0 10px 28px rgba(12, 40, 25, .30); }
.locked-cover-button:hover { background: #174e3d; border-color: #fff; }
.book-card-body { flex: 1; padding: 15px 5px 6px; }
.book-card h3 { color: #22372c; font-size: 14px; line-height: 1.65; }
.book-card-author { margin-top: 3px; color: #697c6e; font-size: 11px; }
.book-card-meta { margin-top: 13px; }
.mini-badge { min-height: 25px; padding: 2px 9px; background: #f1f5f0; border: 1px solid #e6eee5; color: #456856; font-size: 10px; }
.offline-badge { color: #23674d; background: #e7f3e9; border-color: #d0e9d7; }
.favorite { background: rgba(250, 250, 246, .95); color: #2e5a40; border-color: #e4eae2; box-shadow: 0 5px 15px rgba(20, 40, 25, .12); }
.favorite.active { color: #fff; background: #b96c5d; }
.book-card-progress { margin-top: 14px; }
.book-card-progress .progress-track { background: #e8eee9; }
.book-card-progress span { color: #66786c; font-size: 10px; }
.progress-track { background: #e5ebe6; }
.progress-value { background: linear-gradient(90deg, #236e51, #83b893); }
.continue-card, .offline-row { background: #fff; border-color: #e5eae2; box-shadow: 0 8px 24px rgba(25, 55, 37, .045); }
.continue-card:hover { background: #fff; border-color: #bdd4c3; }
.continue-card h3 { color: var(--text); }
.continue-card .sub { color: var(--muted); }
.empty-state { color: var(--muted); border-color: #c9d7c9; }
.page-footer { color: #87978c; border-top: 1px solid #e6e9e2; }

/* Reading and study pages */
.book-topbar { padding-top: 30px; }
.btn { min-height: 45px; border-radius: 11px; font-size: 12px; }
.btn-primary { color: #fff; background: #246b50; box-shadow: 0 9px 18px rgba(27, 92, 66, .16); }
.btn-primary:hover { background: #1d5e45; }
.btn-secondary, .btn-ghost { color: #285741; background: #fff; border-color: #d9e4d9; }
.btn-secondary:hover, .btn-ghost:hover { background: #eef5ee; }
.book-hero, .offline-hero {
  border: 1px solid #e1e8dc;
  background: radial-gradient(circle at 89% 15%, #e6f0e5, transparent 23rem), #fff;
  box-shadow: var(--shadow);
}
.book-hero { grid-template-columns: 245px minmax(0, 1fr); padding: 45px; border-radius: 25px; }
.book-title { color: #173d2e; line-height: 1.35; }
.book-author { color: #52705b; }
.book-description { color: #5c7062; font-size: 14px; line-height: 2.1; }
.book-hero .mini-badge { background: #edf4e9; }
.book3d::after { color: #64796a; }
.learning-path, .panel { border: 1px solid #e4e9df; background: #fff; box-shadow: 0 8px 28px rgba(25, 55, 37, .045); }
.learning-path { border-radius: 22px; padding: 26px; }
.learning-path-head h2, .panel-title h2 { color: #204b36; font-size: 20px; }
.learning-path-head .eyebrow { color: #376b4c; background: #eaf4e8; border-color: #d8e8d4; }
.learning-step { background: #f8faf6; border-color: #e4ebe2; color: var(--text); }
.learning-step:hover { border-color: #a8ccb1; background: #f0f7ee; }
.learning-step.completed { border-color: #cce6d3; background: #f0f8f1; }
.learning-step-index { color: #236648; background: #e5f1e6; }
.learning-step.completed .learning-step-index { color: #1e7955; background: #d9efdf; }
.learning-step-copy strong { font-size: 11px; }
.learning-step-copy small { color: #718377; font-size: 9px; }
.panel { border-radius: 22px; padding: 28px; }
.panel-title p { color: #76877a; font-size: 11px; }
.player-card { background: #f7faf6; border-color: #e3ebe1; }
.player-icon { background: #e1f0e4; color: #225e43; }
.player-head strong { color: #233e2d; }
.player-head span, .listen-live-row, .offline-status, .download-progress-text, .meta-note { color: #687c6d; }
.offline-box { background: #fff; border-color: #e3eae0; }
.summary-text p, .summary-list { color: #344c3b; font-size: 14px; line-height: 2.2; }
.summary-text h3, .summary-text h4 { color: #21503a; }
.idea-item, .action-item, .quiz-option, .learning-stat, .storage-stat { color: #344e3b; background: #f8faf7; border-color: #e5ebe3; }
.idea-number, .action-check { color: #1e6c4b; background: #e8f2e8; border-color: #d6e8d7; }
.action-copy small, .learning-stat span, .storage-stat span { color: #6d8272; }
.action-item.done .action-copy strong { color: #849389; }
.action-item.done .action-check { background: #dff1e3; border-color: #b4ddbf; }
.action-item.done .action-check::after { color: #20724d; }
.quiz-question { border-color: #e7ece5; }
.quiz-question-title, .quiz-result { color: #304939; }
.quiz-option { font-size: 11px; }
.quiz-option:hover { border-color: #acd0b4; background: #eff7ef; }
.flashcard-card { color: #244232; background: radial-gradient(circle at 100% 0%, #e6f1e6, transparent 17rem), #f7faf5; border-color: #d7e8d9; box-shadow: none; }
.flashcard-card:hover { border-color: #abceb4; }
.flashcard-card.showing-back { background: radial-gradient(circle at 0 100%, #d9f0dc, transparent 17rem), #f7faf5; border-color: #b4d7b9; }
.flashcard-label, .flashcard-card.showing-back .flashcard-label { color: #28724e; }
.flashcard-hint { color: #728575; }
.offline-hero { border-radius: 23px; }
.offline-hero h1 { color: #1c4e36; }
.offline-hero p, .offline-row p { color: #6a7d6d; }
.offline-row h3 { color: #274733; }

@media (max-width: 1100px) {
  .book-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .featured { grid-template-columns: minmax(0, 1fr) 260px; padding: 42px; }
  .book3d.featured-cover { --book-width: 230px; --book-thickness: 39px; }
}
@media (max-width: 760px) {
  .shell, .header-inner, .book-page { width: min(100% - 28px, 1280px); }
  .site-header { padding: 7px 0; }
  .header-inner { gap: 10px; }
  .nav-btn { padding: 8px 11px; font-size: 11px; }
  .featured { min-height: 0; grid-template-columns: 1fr; gap: 4px; padding: 34px 26px 32px; }
  .featured-copy { order: 2; }
  .featured-cover-wrap { order: 1; padding: 7px 0 25px; }
  .book3d.featured-cover { --book-width: 170px; --book-thickness: 30px; }
  .featured h1 { margin-top: 18px; font-size: clamp(40px, 9vw, 59px); }
  .featured .lead { font-size: 13px; }
  .featured-stats { gap: 15px; }
  .section { margin-top: 36px; }
  .book-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
  .controls { grid-template-columns: 1fr; }
  .book-hero { grid-template-columns: 110px minmax(0, 1fr); padding: 22px; }
  .book-description { font-size: 12px; }
}
@media (max-width: 550px) {
  .brand-copy strong { font-size: 17px; }
  .brand-copy span { display: none; }
  .header-status { display: none; }
  .featured { border-radius: 20px; }
  .featured h1 { font-size: 39px; }
  .featured-pick { gap: 6px; }
  .featured-pick small { width: 100%; }
  .featured-stats { justify-content: space-between; gap: 10px; }
  .featured-stats span { display: grid; gap: 0; font-size: 9px; }
  .featured-stats strong { font-size: 15px; }
  .section-head { align-items: start; }
  .section-link { white-space: nowrap; }
  .section-head h2 { font-size: 23px; }
  .book-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
  .book-card { padding: 7px; border-radius: 14px; }
  .book-card h3 { font-size: 12px; }
  .book-card-author { font-size: 10px; }
  .book-card-body { padding: 10px 3px 5px; }
  .mini-badge { font-size: 9px; }
  .book-card-meta { margin-top: 8px; }
  .book-hero { grid-template-columns: 86px minmax(0, 1fr); gap: 15px; padding: 19px; }
  .panel, .learning-path { padding: 18px; }
}
@media (prefers-reduced-motion: reduce) {
  .book-card { transition: none; }
}