/* ═══════════════════════════════════════════════════════
   SOULMATE CODEX — Design System
   Dark luxury, 70% feminine, rose gold & deep plum
   ═══════════════════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,500;0,600;1,300;1,400;1,500&family=DM+Sans:wght@300;400;500&display=swap');

/* ── Variables ── */
:root {
  --bg:           #0D0B0F;
  --bg-2:         #120F16;
  --bg-3:         #1A1520;
  --bg-card:      #161220;
  --bg-card-2:    #1E1828;
  --border:       rgba(201,169,110,0.12);
  --border-light: rgba(201,169,110,0.06);
  --gold:         #C9A96E;
  --gold-light:   #D9C08E;
  --rose:         #B76E79;
  --plum:         #9B7FA6;
  --teal:         #5E9E85;
  --blue:         #7A8FAA;
  --cream:        #F2EDE6;
  --text:         #E8E0D4;
  --text-2:       #B8AFA6;
  --text-3:       #7A6F68;
  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body:    'DM Sans', system-ui, sans-serif;
  --nav-h:        64px;
  --radius:       12px;
  --radius-sm:    6px;
  --shadow:       0 4px 24px rgba(0,0,0,0.4);
  --shadow-lg:    0 8px 48px rgba(0,0,0,0.6);
  --transition:   all 0.25s cubic-bezier(0.4,0,0.2,1);
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-weight: 300;
  line-height: 1.7;
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, textarea { font-family: inherit; }
a { color: inherit; text-decoration: none; }
mark { background: rgba(201,169,110,0.25); color: var(--gold); padding: 0 2px; border-radius: 2px; }

/* ── App Shell ── */
#app-shell {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  max-width: 100vw;
  overflow-x: hidden;
}

/* ── Navigation ── */
#app-nav {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  height: var(--nav-h);
  background: rgba(13,11,15,0.96);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-around;
  z-index: 100;
  padding: 0 8px;
}

.nav-progress-track {
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: rgba(255,255,255,0.04);
}
#nav-progress {
  height: 100%;
  background: linear-gradient(90deg, var(--gold), var(--rose));
  width: 0%;
  transition: width 0.8s ease;
}

.nav-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  padding: 8px 12px;
  color: var(--text-3);
  transition: var(--transition);
  border-radius: var(--radius-sm);
  min-width: 56px;
}
.nav-btn:hover, .nav-btn.active { color: var(--gold); }
.nav-btn.active .nav-icon { transform: scale(1.1); }
.nav-icon { font-size: 1.2rem; line-height: 1; }
.nav-label { font-size: 0.62rem; letter-spacing: 0.06em; text-transform: uppercase; font-weight: 500; }

/* ── Main Content ── */
#main-content {
  padding-bottom: calc(var(--nav-h) + 24px);
  min-height: 100vh;
}

/* ── Back Button ── */
.back-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--text-2);
  font-size: 0.82rem;
  letter-spacing: 0.04em;
  padding: 8px 0;
  transition: var(--transition);
}
.back-btn:hover { color: var(--gold); }

/* ═══════════════════════════════════════════════
   HOME VIEW
   ═══════════════════════════════════════════════ */

.home-view {}

/* Hero */
.hero-section {
  position: relative;
  min-height: 85vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 5rem 1.5rem 3rem;
}
.hero-svg-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero-svg-bg svg { width: 100%; height: 100%; }
.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 520px;
  margin: 0 auto;
}
.hero-eyebrow {
  font-family: var(--font-body);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 1.2rem;
  opacity: 0.8;
}
.hero-title {
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 12vw, 5.5rem);
  font-weight: 300;
  line-height: 1.05;
  color: var(--cream);
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
}
.hero-title .gold { color: var(--gold); font-style: italic; }
.hero-subtitle {
  color: var(--text-2);
  font-size: 0.88rem;
  line-height: 1.8;
  letter-spacing: 0.04em;
  margin-bottom: 2rem;
}
.hero-progress-wrap {
  margin-bottom: 2rem;
}
.hero-progress-bar {
  height: 2px;
  background: rgba(255,255,255,0.08);
  border-radius: 99px;
  overflow: hidden;
  margin-bottom: 8px;
}
.hero-progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--gold), var(--rose));
  border-radius: 99px;
  transition: width 1s ease;
}
.hero-progress-text {
  font-size: 0.72rem;
  color: var(--text-3);
  letter-spacing: 0.05em;
}
.hero-ctas {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* Buttons */
.btn-primary {
  background: linear-gradient(135deg, var(--gold), #B8895E);
  color: var(--bg);
  font-family: var(--font-body);
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 14px 28px;
  border-radius: 99px;
  transition: var(--transition);
  box-shadow: 0 4px 20px rgba(201,169,110,0.25);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(201,169,110,0.35);
}
.btn-ghost {
  background: transparent;
  color: var(--gold);
  font-family: var(--font-body);
  font-size: 0.82rem;
  font-weight: 400;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 13px 28px;
  border-radius: 99px;
  border: 1px solid rgba(201,169,110,0.35);
  transition: var(--transition);
}
.btn-ghost:hover {
  background: rgba(201,169,110,0.08);
  border-color: var(--gold);
}

/* Stats Row */
.home-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.stat-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 1.5rem 0.5rem;
  background: var(--bg-2);
  gap: 4px;
}
.stat-num {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 300;
  color: var(--gold);
  line-height: 1;
}
.stat-label {
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-3);
}

/* Section Heading */
.section-heading {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 300;
  color: var(--cream);
  letter-spacing: 0.04em;
  padding: 2.5rem 1.5rem 1.2rem;
}

/* Parts Grid */
.parts-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--border);
}
@media (min-width: 640px) {
  .parts-list { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 960px) {
  .parts-list { grid-template-columns: repeat(3, 1fr); }
}
.part-card {
  background: var(--bg-card);
  padding: 1.8rem 1.5rem;
  cursor: pointer;
  transition: var(--transition);
  border-left: 2px solid transparent;
  position: relative;
  overflow: hidden;
}
.part-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: var(--part-color, var(--gold));
  opacity: 0.3;
}
.part-card:hover {
  background: var(--bg-card-2);
  border-left-color: var(--part-color, var(--gold));
  transform: translateX(2px);
}
.part-card-num {
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--part-color, var(--gold));
  margin-bottom: 0.6rem;
  font-weight: 500;
}
.part-card-title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 400;
  color: var(--cream);
  line-height: 1.2;
  margin-bottom: 0.4rem;
}
.part-card-subtitle {
  font-size: 0.78rem;
  color: var(--text-2);
  margin-bottom: 1rem;
  line-height: 1.5;
}
.part-card-meta {
  font-size: 0.68rem;
  color: var(--text-3);
  letter-spacing: 0.06em;
  margin-bottom: 0.8rem;
}
.mini-progress-bar {
  height: 1.5px;
  background: rgba(255,255,255,0.07);
  border-radius: 99px;
  overflow: hidden;
  flex: 1;
}
.mini-progress-fill {
  height: 100%;
  background: var(--part-color, var(--gold));
  border-radius: 99px;
  transition: width 0.8s ease;
}
.part-card-progress {
  display: flex;
  align-items: center;
  gap: 8px;
}
.mini-progress-pct {
  font-size: 0.65rem;
  color: var(--text-3);
  white-space: nowrap;
}

/* Footer Quote */
.home-footer-quote {
  padding: 4rem 1.5rem;
  text-align: center;
}
.footer-divider-svg { margin-bottom: 2rem; }
.footer-divider-svg svg { width: 200px; }
.home-footer-quote blockquote {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 300;
  font-style: italic;
  color: var(--text-2);
  line-height: 1.7;
  max-width: 460px;
  margin: 0 auto 1rem;
}
.home-footer-quote cite {
  font-size: 0.72rem;
  color: var(--text-3);
  letter-spacing: 0.1em;
}

/* ═══════════════════════════════════════════════
   PART VIEW
   ═══════════════════════════════════════════════ */

.part-view {}

.part-hero {
  position: relative;
  padding: 4rem 1.5rem 2.5rem;
  overflow: hidden;
  border-bottom: 1px solid var(--border);
}
.part-hero-svg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.part-hero-svg svg { width: 100%; height: 100%; }
.part-hero .back-btn {
  position: relative;
  z-index: 1;
  margin-bottom: 2rem;
  display: flex;
}
.part-hero-content {
  position: relative;
  z-index: 1;
}
.part-hero-num {
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--part-color, var(--gold));
  margin-bottom: 0.8rem;
  font-weight: 500;
}
.part-hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 8vw, 3.5rem);
  font-weight: 300;
  color: var(--cream);
  line-height: 1.1;
  margin-bottom: 0.6rem;
}
.part-hero-subtitle {
  font-size: 0.9rem;
  color: var(--text-2);
  margin-bottom: 1rem;
  font-style: italic;
  font-family: var(--font-display);
}
.part-hero-tagline {
  font-size: 0.82rem;
  color: var(--text-3);
  margin-bottom: 1.5rem;
  max-width: 480px;
}
.progress-bar-lg {
  height: 2px;
  background: rgba(255,255,255,0.07);
  border-radius: 99px;
  overflow: hidden;
  margin-bottom: 6px;
  max-width: 300px;
}
.progress-fill-lg {
  height: 100%;
  background: var(--part-color, var(--gold));
  border-radius: 99px;
}
.progress-text-lg { font-size: 0.68rem; color: var(--text-3); }

/* Chapters List */
.chapters-section { padding: 0 0 2rem; }
.chapters-list { display: flex; flex-direction: column; gap: 1px; background: var(--border); }
.chapter-card {
  display: flex;
  align-items: center;
  gap: 1rem;
  background: var(--bg-card);
  padding: 1.2rem 1.5rem;
  cursor: pointer;
  transition: var(--transition);
}
.chapter-card:hover { background: var(--bg-card-2); }
.chapter-card-num {
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  color: var(--text-3);
  min-width: 36px;
  flex-shrink: 0;
}
.chapter-card-body { flex: 1; min-width: 0; }
.chapter-card-title {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 400;
  color: var(--cream);
  line-height: 1.2;
  margin-bottom: 3px;
}
.chapter-card-subtitle {
  font-size: 0.75rem;
  color: var(--text-3);
  margin-bottom: 8px;
}
.chapter-card-lessons {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
}
.lesson-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: rgba(255,255,255,0.12);
  border: 1px solid var(--type-color, #888);
  transition: var(--transition);
}
.lesson-dot.done {
  background: var(--type-color, var(--gold));
  border-color: var(--type-color, var(--gold));
}
.chapter-card-progress {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 4px;
  min-width: 60px;
  flex-shrink: 0;
  font-size: 0.62rem;
  color: var(--text-3);
}
.chapter-card-progress .mini-progress-bar { width: 50px; }

/* ═══════════════════════════════════════════════
   CHAPTER VIEW
   ═══════════════════════════════════════════════ */

.chapter-view {}

.chapter-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--border-light);
}
.chapter-header-meta {
  font-size: 0.65rem;
  color: var(--text-3);
  letter-spacing: 0.08em;
}

.chapter-hero {
  background: linear-gradient(to bottom, var(--bg-2), var(--bg));
  padding: 2.5rem 1.5rem;
  border-bottom: 1px solid var(--border);
  position: relative;
  overflow: hidden;
}
.chapter-hero::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--part-color, var(--gold)), transparent);
}
.chapter-part-label {
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 0.6rem;
  font-weight: 500;
}
.chapter-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 7vw, 3rem);
  font-weight: 300;
  color: var(--cream);
  line-height: 1.15;
  margin-bottom: 0.5rem;
}
.chapter-subtitle {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-style: italic;
  color: var(--text-2);
}

/* Lessons */
.lessons-list {
  padding: 1rem 0;
}

/* Lesson Card */
.lesson-card {
  border-bottom: 1px solid var(--border-light);
  transition: var(--transition);
}
.lesson-card.open {
  background: var(--bg-card);
}
.lesson-card.lesson-done .lesson-card-header {
  opacity: 0.75;
}
.lesson-card-header {
  display: flex;
  align-items: flex-start;
  gap: 0.8rem;
  padding: 1.1rem 1.5rem;
  cursor: pointer;
  transition: var(--transition);
}
.lesson-card-header:hover { background: rgba(255,255,255,0.02); }

.lesson-type-badge {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 3px 10px;
  border-radius: 99px;
  background: rgba(var(--tc-rgb, 201,169,110), 0.12);
  border: 1px solid rgba(var(--tc-rgb, 201,169,110), 0.2);
  flex-shrink: 0;
  white-space: nowrap;
}
.lesson-type-badge {
  border-color: color-mix(in srgb, var(--tc) 30%, transparent);
  background: color-mix(in srgb, var(--tc) 10%, transparent);
}
.type-icon {
  color: var(--tc);
  font-size: 0.7rem;
}
.type-label {
  color: var(--tc);
  font-size: 0.6rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-weight: 500;
}

.lesson-card-title {
  flex: 1;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 400;
  color: var(--cream);
  line-height: 1.3;
  padding-top: 2px;
}
.lesson-card-controls {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}
.done-check {
  color: var(--teal);
  font-size: 0.8rem;
}
.lesson-expand-icon {
  color: var(--text-3);
  font-size: 0.7rem;
  transition: var(--transition);
}

/* Lesson Body */
.lesson-card-body {
  padding: 0 1.5rem 1.5rem;
}
.lesson-body-text {
  color: var(--text-2);
  font-size: 0.88rem;
  line-height: 1.85;
  margin-bottom: 1.5rem;
}

/* Pull Quote */
.lesson-pull {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin: 1.5rem 0;
  padding: 0.5rem 0;
}
.pull-line {
  width: 1px;
  background: linear-gradient(to bottom, transparent, var(--gold), transparent);
  height: 40px;
  flex-shrink: 0;
}
.pull-quote {
  font-family: var(--font-display);
  font-size: 1rem;
  font-style: italic;
  color: var(--gold-light);
  line-height: 1.5;
  font-weight: 300;
}

/* Action Step */
.lesson-action {
  background: rgba(94,158,133,0.08);
  border: 1px solid rgba(94,158,133,0.2);
  border-radius: var(--radius);
  padding: 1rem 1.2rem;
  margin: 1rem 0;
}
.action-label {
  font-size: 0.6rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--teal);
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
}
.action-text {
  font-size: 0.84rem;
  color: var(--text);
  line-height: 1.6;
}

/* Journal */
.lesson-journal-section { margin: 1rem 0; }
.journal-toggle {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  color: var(--text-3);
  cursor: pointer;
  transition: var(--transition);
  padding: 6px 0;
}
.journal-toggle:hover { color: var(--gold); }
.journal-area { margin-top: 0.8rem; }
.journal-textarea {
  width: 100%;
  min-height: 120px;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.8rem 1rem;
  color: var(--text);
  font-size: 0.84rem;
  line-height: 1.7;
  resize: vertical;
  outline: none;
  transition: var(--transition);
}
.journal-textarea:focus {
  border-color: rgba(201,169,110,0.35);
  background: var(--bg-3);
}
.journal-textarea::placeholder { color: var(--text-3); }

/* Lesson Footer */
.lesson-footer {
  display: flex;
  gap: 0.8rem;
  justify-content: flex-end;
  padding-top: 1rem;
  border-top: 1px solid var(--border-light);
  margin-top: 1rem;
}
.lesson-action-btn {
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  padding: 8px 16px;
  border-radius: 99px;
  transition: var(--transition);
  font-weight: 500;
}
.lesson-action-btn.bookmark {
  color: var(--text-2);
  border: 1px solid var(--border);
}
.lesson-action-btn.bookmark:hover, .lesson-action-btn.bookmark.active {
  color: var(--gold);
  border-color: rgba(201,169,110,0.4);
  background: rgba(201,169,110,0.08);
}
.lesson-action-btn.complete {
  color: var(--text-2);
  border: 1px solid var(--border);
}
.lesson-action-btn.complete:hover {
  color: var(--teal);
  border-color: rgba(94,158,133,0.4);
  background: rgba(94,158,133,0.08);
}
.lesson-action-btn.complete.done {
  color: var(--teal);
  border-color: rgba(94,158,133,0.4);
  background: rgba(94,158,133,0.1);
}

/* Chapter Nav */
.chapter-nav {
  display: flex;
  justify-content: space-between;
  padding: 2rem 1.5rem;
  gap: 1rem;
  border-top: 1px solid var(--border);
}
.chapter-nav-btn {
  font-size: 0.78rem;
  color: var(--text-2);
  padding: 10px 20px;
  border: 1px solid var(--border);
  border-radius: 99px;
  transition: var(--transition);
  letter-spacing: 0.04em;
}
.chapter-nav-btn:hover {
  color: var(--gold);
  border-color: rgba(201,169,110,0.4);
  background: rgba(201,169,110,0.06);
}

/* ═══════════════════════════════════════════════
   SEARCH VIEW
   ═══════════════════════════════════════════════ */

.search-view {}
.search-header {
  padding: 1rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  border-bottom: 1px solid var(--border-light);
}
.search-title {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 300;
  color: var(--cream);
}
.search-box-wrap {
  position: relative;
  padding: 1.5rem 1.5rem 1rem;
}
.search-input {
  width: 100%;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem 3rem 1rem 1.2rem;
  color: var(--text);
  font-size: 0.95rem;
  outline: none;
  transition: var(--transition);
}
.search-input:focus {
  border-color: rgba(201,169,110,0.4);
  background: var(--bg-card-2);
  box-shadow: 0 0 0 4px rgba(201,169,110,0.06);
}
.search-input::placeholder { color: var(--text-3); }
.search-icon {
  position: absolute;
  right: 2.7rem; top: 50%;
  transform: translateY(-50%) translateY(4px);
  color: var(--text-3);
  font-size: 1.2rem;
  pointer-events: none;
}
.search-empty {
  text-align: center;
  padding: 4rem 1.5rem;
  color: var(--text-3);
  font-size: 0.85rem;
}
.search-empty-svg { margin-bottom: 1.5rem; }
.search-empty-svg svg { width: 80px; opacity: 0.4; }
.search-count {
  padding: 0 1.5rem 0.8rem;
  font-size: 0.72rem;
  color: var(--text-3);
  letter-spacing: 0.08em;
}
.search-results-list {
  display: flex;
  flex-direction: column;
  gap: 1px;
  background: var(--border-light);
}
.search-result-card {
  background: var(--bg-card);
  padding: 1.2rem 1.5rem;
  cursor: pointer;
  transition: var(--transition);
}
.search-result-card:hover { background: var(--bg-card-2); }
.sr-meta {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 6px;
  flex-wrap: wrap;
}
.sr-part { font-size: 0.68rem; font-weight: 500; letter-spacing: 0.06em; }
.sr-sep { color: var(--text-3); }
.sr-chapter { font-size: 0.68rem; color: var(--text-3); }
.sr-badge {
  font-size: 0.58rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 2px 8px;
  border-radius: 99px;
  color: var(--bg);
  font-weight: 500;
}
.sr-title {
  font-family: var(--font-display);
  font-size: 0.98rem;
  color: var(--cream);
  margin-bottom: 4px;
}
.sr-excerpt {
  font-size: 0.78rem;
  color: var(--text-3);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ═══════════════════════════════════════════════
   PROGRESS VIEW
   ═══════════════════════════════════════════════ */

.progress-view {}
.progress-overview {
  padding: 2rem 1.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2rem;
  border-bottom: 1px solid var(--border);
}
.big-progress-circle {
  position: relative;
  width: 160px; height: 160px;
}
.progress-circle-svg {
  width: 100%; height: 100%;
  transform: none;
}
.progress-circle-text {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}
.progress-big-num {
  font-family: var(--font-display);
  font-size: 2.4rem;
  font-weight: 300;
  color: var(--gold);
  line-height: 1;
}
.progress-big-label {
  font-size: 0.65rem;
  color: var(--text-3);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.progress-stats-row {
  display: flex;
  gap: 2.5rem;
}
.progress-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
}
.ps-num {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 300;
  color: var(--cream);
}
.ps-label {
  font-size: 0.62rem;
  color: var(--text-3);
  letter-spacing: 0.08em;
}
.progress-parts { padding: 1rem 0 2rem; }
.progress-part-row {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.9rem 1.5rem;
  border-bottom: 1px solid var(--border-light);
  cursor: pointer;
  transition: var(--transition);
}
.progress-part-row:hover { background: var(--bg-card); }
.ppr-left { flex: 1; min-width: 0; }
.ppr-num {
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  display: block;
  margin-bottom: 2px;
}
.ppr-title {
  font-size: 0.82rem;
  color: var(--text-2);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.ppr-right {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}
.ppr-bar {
  width: 80px;
  height: 2px;
  background: rgba(255,255,255,0.07);
  border-radius: 99px;
  overflow: hidden;
}
.ppr-fill {
  height: 100%;
  border-radius: 99px;
  transition: width 0.8s ease;
}
.ppr-pct {
  font-size: 0.62rem;
  color: var(--text-3);
  min-width: 28px;
  text-align: right;
}

/* ═══════════════════════════════════════════════
   CELEBRATION
   ═══════════════════════════════════════════════ */

.micro-celebration {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0.8);
  background: linear-gradient(135deg, var(--gold), #B8895E);
  color: var(--bg);
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  padding: 16px 32px;
  border-radius: 99px;
  z-index: 1000;
  opacity: 0;
  transition: all 0.3s cubic-bezier(0.34,1.56,0.64,1);
  pointer-events: none;
  box-shadow: 0 8px 32px rgba(201,169,110,0.4);
}
.micro-celebration.show {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1);
}

/* ═══════════════════════════════════════════════
   BOOKMARKS VIEW
   ═══════════════════════════════════════════════ */
.bookmarks-view {}

/* ═══════════════════════════════════════════════
   TABLET & DESKTOP
   ═══════════════════════════════════════════════ */

@media (min-width: 768px) {
  #app-nav {
    top: 0; bottom: auto;
    border-top: none;
    border-bottom: 1px solid var(--border);
    justify-content: center;
    gap: 2rem;
  }
  #main-content {
    padding-top: var(--nav-h);
    padding-bottom: 0;
  }
  .nav-progress-track {
    top: auto; bottom: 0;
  }
  .nav-btn { flex-direction: row; gap: 8px; padding: 10px 16px; }
  .nav-label { font-size: 0.72rem; text-transform: none; letter-spacing: 0.03em; }

  .hero-section { min-height: 90vh; padding: 6rem 2rem 4rem; }
  .chapter-header, .search-header { padding: 1.2rem 2.5rem; }
  .part-hero, .chapter-hero { padding: 3.5rem 2.5rem; }
  .section-heading { padding: 2.5rem 2.5rem 1.5rem; }
  .chapters-list { gap: 0; }
  .chapter-card { padding: 1.4rem 2.5rem; }
  .lesson-card-header { padding: 1.1rem 2.5rem; }
  .lesson-card-body { padding: 0 2.5rem 1.5rem; }
  .lesson-footer { padding-top: 1rem; }
  .chapter-nav { padding: 2rem 2.5rem; }
  .search-box-wrap { padding: 1.5rem 2.5rem 1rem; }
  .search-count { padding: 0 2.5rem 0.8rem; }
  .progress-part-row { padding: 0.9rem 2.5rem; }
  .home-footer-quote { padding: 5rem 2rem; }
}

@media (min-width: 1024px) {
  .parts-list { grid-template-columns: repeat(4, 1fr); }
}

/* ═══════════════════════════════════════════════
   ANIMATIONS
   ═══════════════════════════════════════════════ */

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes shimmer {
  0%, 100% { opacity: 0.4; }
  50%       { opacity: 0.8; }
}

.lesson-card-body { animation: fadeIn 0.25s ease; }

/* Staggered part cards */
.part-card:nth-child(1)  { animation-delay: 0.05s; }
.part-card:nth-child(2)  { animation-delay: 0.10s; }
.part-card:nth-child(3)  { animation-delay: 0.15s; }
.part-card:nth-child(4)  { animation-delay: 0.20s; }
.part-card:nth-child(5)  { animation-delay: 0.25s; }
.part-card:nth-child(6)  { animation-delay: 0.30s; }
.part-card:nth-child(7)  { animation-delay: 0.35s; }
.part-card:nth-child(8)  { animation-delay: 0.40s; }
.part-card:nth-child(9)  { animation-delay: 0.45s; }
.part-card:nth-child(10) { animation-delay: 0.50s; }
.part-card:nth-child(11) { animation-delay: 0.55s; }
.part-card:nth-child(12) { animation-delay: 0.60s; }

/* ═══════════════════════════════════════════════
   SCROLLBAR
   ═══════════════════════════════════════════════ */

::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(201,169,110,0.2); border-radius: 99px; }
::-webkit-scrollbar-thumb:hover { background: rgba(201,169,110,0.4); }

/* ═══════════════════════════════════════════════
   SELECTION
   ═══════════════════════════════════════════════ */
::selection {
  background: rgba(201,169,110,0.2);
  color: var(--gold-light);
}