/* ===== CSS Variables & Base ===== */
:root {
  --parchment: #FFF8F0;
  --ink: #2C1810;
  --jade: #5B8C7E;
  --jade-light: #7BB5A5;
  --jade-dark: #3D6B5E;
  --cherry: #E8A0BF;
  --cherry-light: #F5D5E5;
  --cherry-dark: #C4789A;
  --sky: #7EB5D6;
  --sky-light: #B8D4E8;
  --sky-dark: #5A8FAF;
  --gold: #C9A96E;
  --gold-light: #E0CC9F;
  --gold-dark: #A68B4B;
  --cinnabar: #C84B4B;
  --font-serif: 'Noto Serif SC', 'Source Han Serif SC', 'STSong', serif;
  --font-display: 'ZCOOL XiaoWei', 'Noto Serif SC', serif;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-serif);
  background-color: var(--parchment);
  color: var(--ink);
  min-height: 100vh;
  overflow-x: hidden;
  background-image:
    radial-gradient(ellipse at 20% 50%, rgba(126, 181, 214, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 20%, rgba(232, 160, 191, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 80%, rgba(91, 140, 126, 0.06) 0%, transparent 50%);
}

/* ===== Navbar ===== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  background: rgba(255, 248, 240, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(201, 169, 110, 0.2);
}

.nav-inner {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 1.5rem;
  height: 3.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand {
  font-family: var(--font-display);
  font-size: 1.25rem;
  color: var(--jade-dark);
  background: none;
  border: none;
  cursor: pointer;
  transition: color 0.3s;
  letter-spacing: 0.1em;
}

.nav-brand:hover { color: var(--jade); }

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.nav-link {
  font-size: 0.85rem;
  color: rgba(44, 24, 16, 0.5);
  background: none;
  border: none;
  cursor: pointer;
  transition: color 0.3s;
  font-family: var(--font-serif);
}

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

.nav-disclaimer {
  font-size: 0.7rem;
  color: rgba(44, 24, 16, 0.3);
  background: none;
  border: 1px solid rgba(44, 24, 16, 0.1);
  border-radius: 4px;
  padding: 0.25rem 0.5rem;
  cursor: pointer;
  font-family: var(--font-serif);
  transition: all 0.3s;
}

.nav-disclaimer:hover {
  color: rgba(44, 24, 16, 0.6);
  border-color: rgba(44, 24, 16, 0.2);
}

/* ===== Main Content ===== */
.main-content {
  padding-top: 3.5rem;
  min-height: 100vh;
}

.app-footer {
  padding: 2rem 1rem;
  text-align: center;
  font-size: 0.75rem;
  color: rgba(44, 24, 16, 0.3);
}

.footer-sub {
  margin-top: 0.25rem;
  font-size: 0.7rem;
}

/* ===== Buttons ===== */
.btn {
  position: relative;
  font-family: var(--font-serif);
  font-size: 1rem;
  padding: 0.75rem 2rem;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.3s;
  letter-spacing: 0.05em;
}

.btn-primary {
  background: linear-gradient(135deg, var(--jade), var(--jade-dark));
  color: var(--parchment);
  border: 1px solid rgba(201, 169, 110, 0.3);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--jade-light), var(--jade));
  box-shadow: 0 4px 20px rgba(91, 140, 126, 0.3);
  transform: translateY(-1px);
}

.btn-primary:active { transform: translateY(0); }

.btn-primary-lg {
  font-size: 1.15rem;
  padding: 1rem 3rem;
}

.btn-secondary {
  background: transparent;
  color: var(--jade);
  border: 1px solid var(--jade);
}

.btn-secondary:hover {
  background: rgba(91, 140, 126, 0.08);
  border-color: var(--jade-light);
}

.btn-secondary-danger {
  background: transparent;
  color: rgba(200, 75, 75, 0.6);
  border: 1px solid rgba(200, 75, 75, 0.3);
}

.btn-secondary-danger:hover {
  background: rgba(200, 75, 75, 0.05);
}

/* ===== Cards ===== */
.card {
  border-radius: 8px;
  padding: 1.5rem;
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid rgba(201, 169, 110, 0.2);
  box-shadow: 0 2px 16px rgba(44, 24, 16, 0.05);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

/* ===== Input ===== */
.input-field {
  width: 100%;
  padding: 0.75rem 1rem;
  font-family: var(--font-serif);
  font-size: 1rem;
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid rgba(201, 169, 110, 0.3);
  border-radius: 8px;
  color: var(--ink);
  transition: all 0.3s;
  resize: none;
  min-height: 120px;
}

.input-field:focus {
  outline: none;
  border-color: var(--jade);
  box-shadow: 0 0 0 3px rgba(91, 140, 126, 0.1);
}

.input-field::placeholder {
  color: rgba(44, 24, 16, 0.3);
}

.input-field.error {
  border-color: rgba(200, 75, 75, 0.5);
}

/* ===== Section Titles ===== */
.section-title {
  font-family: var(--font-display);
  letter-spacing: 0.15em;
}

/* ===== Divider ===== */
.divider {
  display: flex;
  align-items: center;
  gap: 1rem;
  color: var(--gold);
  opacity: 0.6;
}

.divider::before,
.divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: linear-gradient(to right, transparent, var(--gold), transparent);
}

/* ===== Landing Page ===== */
.landing {
  min-height: calc(100vh - 3.5rem);
  display: flex;
  flex-direction: column;
}

.hero {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 5rem 1rem;
  position: relative;
  overflow: hidden;
}

.hero-deco {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.hero-deco .blob-1 {
  position: absolute;
  top: 15%;
  left: 8%;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: rgba(232, 160, 191, 0.05);
  filter: blur(60px);
}

.hero-deco .blob-2 {
  position: absolute;
  bottom: 15%;
  right: 8%;
  width: 250px;
  height: 250px;
  border-radius: 50%;
  background: rgba(91, 140, 126, 0.05);
  filter: blur(60px);
}

.hero-deco .blob-3 {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: rgba(126, 181, 214, 0.05);
  filter: blur(80px);
}

.hero-content {
  text-align: center;
  position: relative;
  z-index: 1;
  animation: fadeInUp 0.8s ease-out;
}

.hero-symbols {
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  color: rgba(201, 169, 110, 0.4);
  font-size: 1.5rem;
}

.hero-title {
  font-size: clamp(2.5rem, 8vw, 3.5rem);
  color: var(--ink);
  margin-bottom: 1rem;
  letter-spacing: 0.2em;
}

.hero-subtitle {
  font-size: clamp(1rem, 3vw, 1.25rem);
  color: rgba(44, 24, 16, 0.5);
  margin-bottom: 0.5rem;
  font-weight: 300;
}

.hero-desc {
  font-size: 0.85rem;
  color: rgba(44, 24, 16, 0.3);
  margin-bottom: 2.5rem;
  max-width: 28rem;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.8;
}

.hero-buttons {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
}

/* Sections */
.landing-section {
  padding: 4rem 1rem;
}

.landing-section.alt-bg {
  background: rgba(255, 255, 255, 0.3);
}

.section-inner {
  max-width: 700px;
  margin: 0 auto;
}

.section-heading {
  text-align: center;
  margin-bottom: 2rem;
}

.section-heading h2 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: rgba(44, 24, 16, 0.8);
  letter-spacing: 0.15em;
}

/* Feature Cards */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  text-align: center;
}

.feature-icon {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.feature-title {
  font-weight: 600;
  color: var(--jade-dark);
  margin-bottom: 0.5rem;
}

.feature-desc {
  font-size: 0.85rem;
  color: rgba(44, 24, 16, 0.6);
  line-height: 1.6;
}

/* Category Cards */
.category-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-bottom: 2.5rem;
}

.category-card {
  text-align: center;
  padding: 1rem;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.4);
  border: 1px solid rgba(201, 169, 110, 0.1);
}

.category-icon {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}

.category-name {
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--jade-dark);
}

.category-desc {
  font-size: 0.75rem;
  color: rgba(44, 24, 16, 0.4);
  margin-top: 0.25rem;
}

/* Interactive Category Cards */
.category-card-interactive {
  text-align: center;
  padding: 1.25rem 1rem;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.5);
  border: 1px solid rgba(201, 169, 110, 0.15);
  cursor: pointer;
  transition: all 0.35s ease;
  position: relative;
  overflow: hidden;
}

.category-card-interactive:hover {
  background: rgba(255, 255, 255, 0.8);
  border-color: rgba(91, 140, 126, 0.3);
  box-shadow: 0 4px 20px rgba(91, 140, 126, 0.1);
  transform: translateY(-2px);
}

.category-card-interactive.expanded {
  background: rgba(255, 255, 255, 0.9);
  border-color: var(--jade);
  box-shadow: 0 6px 24px rgba(91, 140, 126, 0.15);
  transform: translateY(-2px);
  grid-column: span 1;
}

.cat-card-top {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.cat-expand-hint {
  font-size: 0.7rem;
  color: var(--jade);
  margin-top: 0.5rem;
  opacity: 0.7;
  transition: opacity 0.3s;
}

.category-card-interactive:hover .cat-expand-hint {
  opacity: 1;
}

.category-card-interactive.expanded .cat-expand-hint {
  display: none;
}

.cat-examples {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, margin 0.3s ease, opacity 0.3s ease;
  opacity: 0;
  margin-top: 0;
}

.category-card-interactive.expanded .cat-examples {
  max-height: 400px;
  opacity: 1;
  margin-top: 1rem;
}

.cat-example-btn {
  display: block;
  width: 100%;
  text-align: left;
  padding: 0.6rem 0.75rem;
  margin-bottom: 0.4rem;
  font-family: var(--font-serif);
  font-size: 0.8rem;
  color: rgba(44, 24, 16, 0.7);
  background: rgba(91, 140, 126, 0.04);
  border: 1px solid rgba(91, 140, 126, 0.1);
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s;
  line-height: 1.4;
}

.cat-example-btn:hover {
  background: rgba(91, 140, 126, 0.1);
  border-color: var(--jade);
  color: var(--jade-dark);
  transform: translateX(2px);
}

.cat-example-btn:active {
  transform: translateX(2px) scale(0.98);
}

.examples-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.example-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.4);
  border: 1px solid rgba(201, 169, 110, 0.1);
}

.example-tag {
  font-size: 0.75rem;
  color: var(--cherry-dark);
  background: rgba(245, 213, 229, 0.5);
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
  white-space: nowrap;
}

.example-text {
  font-size: 0.85rem;
  color: rgba(44, 24, 16, 0.7);
}

/* Notice Section */
.notice-section {
  padding: 3rem 1rem;
  background: rgba(255, 255, 255, 0.2);
  text-align: center;
}

.notice-title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: rgba(44, 24, 16, 0.6);
  margin-bottom: 1rem;
  letter-spacing: 0.1em;
}

.notice-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.notice-list li {
  font-size: 0.85rem;
  color: rgba(44, 24, 16, 0.4);
  line-height: 1.6;
}

/* ===== Question Form ===== */
.question-page {
  min-height: calc(100vh - 3.5rem);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 3rem 1rem;
  animation: fadeInUp 0.5s ease-out;
}

.question-form {
  width: 100%;
  max-width: 500px;
}

.form-header {
  text-align: center;
  margin-bottom: 2.5rem;
}

.form-header h2 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: rgba(44, 24, 16, 0.8);
  margin-bottom: 0.75rem;
  letter-spacing: 0.1em;
}

.form-header p {
  font-size: 0.85rem;
  color: rgba(44, 24, 16, 0.4);
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  font-size: 0.85rem;
  color: rgba(44, 24, 16, 0.5);
  margin-bottom: 0.5rem;
}

.form-label-hint {
  color: rgba(44, 24, 16, 0.3);
}

.form-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 0.5rem;
}

.form-error {
  font-size: 0.8rem;
  color: rgba(200, 75, 75, 0.8);
}

.form-hint {
  font-size: 0.8rem;
  color: rgba(44, 24, 16, 0.3);
}

.form-counter {
  font-size: 0.75rem;
  color: rgba(44, 24, 16, 0.3);
}

/* Category Pills */
.category-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.pill {
  padding: 0.4rem 0.75rem;
  border-radius: 999px;
  font-size: 0.85rem;
  cursor: pointer;
  transition: all 0.2s;
  border: 1px solid rgba(201, 169, 110, 0.2);
  background: rgba(255, 255, 255, 0.5);
  color: rgba(44, 24, 16, 0.6);
  font-family: var(--font-serif);
}

.pill:hover {
  border-color: rgba(91, 140, 126, 0.3);
  color: var(--jade-dark);
}

.pill.active {
  background: var(--jade);
  color: white;
  border-color: var(--jade-dark);
  box-shadow: 0 2px 8px rgba(91, 140, 126, 0.2);
}

.form-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  margin-top: 2rem;
}

.form-footer-note {
  text-align: center;
  font-size: 0.75rem;
  color: rgba(44, 24, 16, 0.3);
  margin-top: 1.5rem;
}

/* ===== Coin Flip Page ===== */
.flipping-page {
  min-height: calc(100vh - 3.5rem);
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 2rem 1rem;
  animation: fadeIn 0.5s ease-out;
}

.flipping-question {
  text-align: center;
  margin-bottom: 1.5rem;
  animation: fadeIn 0.5s ease-out;
}

.flipping-category-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  font-size: 0.75rem;
  color: var(--cherry-dark);
  background: rgba(245, 213, 229, 0.3);
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
  margin-bottom: 0.75rem;
}

.flipping-question-text {
  font-size: 0.85rem;
  color: rgba(44, 24, 16, 0.6);
  max-width: 28rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Progress Bar */
.flip-progress {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 2rem;
}

.progress-dot {
  width: 2rem;
  height: 0.25rem;
  border-radius: 999px;
  transition: all 0.3s;
}

.progress-dot.done { background: var(--jade); }
.progress-dot.current { background: var(--gold); animation: pulse 1.5s ease-in-out infinite; }
.progress-dot.pending { background: rgba(44, 24, 16, 0.1); }

/* Hexagram Build Area */
.hexagram-build {
  display: flex;
  flex-direction: column-reverse;
  gap: 0.75rem;
  min-height: 200px;
  margin-bottom: 2rem;
}

.hex-line-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  animation: fadeIn 0.4s ease-out;
}

.hex-line-pos {
  font-size: 0.75rem;
  color: rgba(44, 24, 16, 0.3);
  width: 2rem;
  text-align: right;
}

.hex-line-pos.active {
  color: var(--gold);
}

.hex-line {
  width: 120px;
  height: 8px;
  border-radius: 2px;
  position: relative;
}

.hex-line.yang {
  background: rgba(44, 24, 16, 0.75);
}

.hex-line.yin {
  display: flex;
  gap: 0.75rem;
}

.hex-line.yin .yin-half {
  flex: 1;
  height: 8px;
  border-radius: 2px;
  background: rgba(44, 24, 16, 0.75);
}

.hex-line.changing::after {
  content: '○';
  position: absolute;
  right: -1.75rem;
  color: var(--cinnabar);
  font-size: 0.85rem;
  animation: pulse 2s ease-in-out infinite;
}

.hex-line-placeholder {
  width: 120px;
  height: 8px;
  border: 1px dashed rgba(201, 169, 110, 0.3);
  border-radius: 2px;
}

.hex-line.changing-line {
  background: rgba(200, 75, 75, 0.7) !important;
}

.hex-line.changing-line .yin-half {
  background: rgba(200, 75, 75, 0.7) !important;
}

.hex-changing-label {
  font-size: 0.75rem;
  color: rgba(200, 75, 75, 0.6);
}

/* Coins Area */
.coins-area {
  min-height: 100px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 2rem;
}

.coins-container {
  display: flex;
  gap: 1rem;
  align-items: center;
}

.coin {
  width: 70px;
  height: 70px;
  border-radius: 50%;
  position: relative;
  transform-style: preserve-3d;
  perspective: 600px;
}

.coin-inner {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  position: relative;
  transform-style: preserve-3d;
  transition: transform 0.3s;
}

.coin.flipping .coin-inner {
  animation: coinFlip3d 0.8s ease-in-out;
}

.coin-face {
  position: absolute;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  backface-visibility: hidden;
}

.coin-front {
  background: linear-gradient(145deg, #D4A84B, #B8892E, #D4A84B);
  border: 3px solid #A67B28;
  box-shadow:
    inset 0 2px 4px rgba(255,255,255,0.3),
    inset 0 -2px 4px rgba(0,0,0,0.2),
    0 4px 12px rgba(0,0,0,0.2);
}

.coin-front-text {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--ink);
}

.coin-back {
  background: linear-gradient(145deg, #C9A96E, #A68B4B, #C9A96E);
  border: 3px solid #8B7340;
  box-shadow:
    inset 0 2px 4px rgba(255,255,255,0.2),
    inset 0 -2px 4px rgba(0,0,0,0.2),
    0 4px 12px rgba(0,0,0,0.2);
  transform: rotateY(180deg);
}

.coin-back-text {
  font-size: 0.85rem;
  color: rgba(44, 24, 16, 0.5);
}

.coin-idle-hint {
  text-align: center;
}

.coin-idle-hint p {
  font-size: 0.85rem;
  color: rgba(44, 24, 16, 0.3);
  margin-bottom: 0.5rem;
}

.coins-container.idle {
  opacity: 0.85;
  animation: floatCoins 3s ease-in-out infinite;
}

.idle-coins-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
}

.idle-coin {
  transition: transform 0.3s;
}

.coins-container.idle:hover .idle-coin {
  transform: translateY(-3px);
}

@keyframes floatCoins {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-4px); }
}

.coin-idle-hint-text {
  text-align: center;
  font-size: 0.85rem;
  color: rgba(44, 24, 16, 0.4);
  margin-top: 1rem;
  animation: fadeIn 0.5s ease-out;
}

/* Line Info Badge */
.line-info-badge {
  text-align: center;
  margin-bottom: 1.5rem;
  animation: fadeIn 0.3s ease-out;
}

.line-info-tag {
  display: inline-block;
  font-size: 0.85rem;
  padding: 0.35rem 1rem;
  border-radius: 999px;
}

.line-info-tag.normal {
  background: rgba(44, 24, 16, 0.05);
  color: rgba(44, 24, 16, 0.6);
}

.line-info-tag.changing {
  background: rgba(200, 75, 75, 0.1);
  color: var(--cinnabar);
}

/* Flip Actions */
.flip-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  min-height: 60px;
}

/* 掷钱按钮 - 固定尺寸，避免文字切换时布局跳动 */
.btn-flip {
  width: 240px;
  height: 56px;
  font-size: 1.1rem;
  letter-spacing: 0.15em;
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.btn-flip:disabled {
  opacity: 0.55;
  cursor: default;
  background: linear-gradient(135deg, #7a9d92, #5a7c72);
  transform: none !important;
  box-shadow: none !important;
}

.flip-note {
  margin-top: 2rem;
  font-size: 0.75rem;
  color: rgba(44, 24, 16, 0.3);
  text-align: center;
  max-width: 20rem;
  line-height: 1.6;
}

/* 默念提醒 */
.flip-reminder {
  text-align: center;
  padding: 0.6rem 1.5rem;
  margin: 0 auto 1rem;
  max-width: 26rem;
  font-size: 0.8rem;
  color: var(--gold-dark);
  background: rgba(255, 248, 240, 0.95);
  border: 1px solid rgba(201, 169, 110, 0.25);
  border-radius: 8px;
  line-height: 1.6;
  animation: fadeIn 0.5s ease-out;
  box-shadow: 0 2px 12px rgba(201, 169, 110, 0.1);
}

/* 音效开关 */
.sound-toggle {
  position: absolute;
  top: 4.5rem;
  right: 1rem;
  font-size: 1.2rem;
  background: none;
  border: 1px solid rgba(201, 169, 110, 0.3);
  border-radius: 50%;
  width: 36px;
  height: 36px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s;
  z-index: 10;
}

.sound-toggle:hover {
  background: rgba(201, 169, 110, 0.1);
  border-color: var(--gold);
}

/* ===== AI Loading Page ===== */
.ai-loading-page {
  min-height: calc(100vh - 3.5rem);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem 1rem;
  animation: fadeIn 0.5s ease-out;
}

.ai-loading-inner {
  text-align: center;
  max-width: 400px;
}

.ai-loading-hexagram {
  font-size: 3rem;
  color: var(--gold);
  opacity: 0.6;
  margin-bottom: 1rem;
  animation: float 3s ease-in-out infinite;
}

.ai-loading-spinner {
  width: 40px;
  height: 40px;
  border: 3px solid rgba(201, 169, 110, 0.2);
  border-top-color: var(--jade);
  border-radius: 50%;
  margin: 0 auto 1.5rem;
  animation: spin 1s linear infinite;
}

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

.ai-loading-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--ink);
  margin-bottom: 0.5rem;
  letter-spacing: 0.1em;
}

.ai-loading-msg {
  font-size: 0.9rem;
  color: var(--gold-dark);
  margin-bottom: 1.5rem;
  animation: fadeIn 0.5s ease-out;
}

.ai-loading-question-card {
  background: rgba(255, 255, 255, 0.6);
  border: 1px solid rgba(201, 169, 110, 0.2);
  border-radius: 8px;
  padding: 1rem;
  margin-bottom: 1rem;
}

.ai-loading-q-label {
  font-size: 0.75rem;
  color: rgba(44, 24, 16, 0.4);
  margin-bottom: 0.25rem;
}

.ai-loading-q-text {
  font-size: 0.9rem;
  color: rgba(44, 24, 16, 0.7);
}

.ai-loading-hint {
  font-size: 0.8rem;
  color: rgba(44, 24, 16, 0.3);
}

/* ===== AI Result Page ===== */
.ai-interpretation-card {
  margin-bottom: 1.5rem;
  border-left: 3px solid var(--jade);
}

.ai-text-content {
  font-size: 0.95rem;
  color: rgba(44, 24, 16, 0.75);
  line-height: 2;
}

.ai-text-content strong {
  color: var(--jade-dark);
  font-weight: 600;
}

.ai-text-para {
  margin-bottom: 1rem;
}

.ai-text-para:last-child {
  margin-bottom: 0;
}

/* ===== Result Page ===== */
.result-page {
  min-height: calc(100vh - 3.5rem);
  padding: 3rem 1rem;
  animation: fadeInUp 0.6s ease-out;
}

.result-inner {
  max-width: 600px;
  margin: 0 auto;
}

.result-header {
  text-align: center;
  margin-bottom: 2.5rem;
}

.result-header-label {
  font-size: 0.85rem;
  color: rgba(44, 24, 16, 0.4);
  margin-bottom: 0.75rem;
}

.result-hexagram-name {
  font-family: var(--font-display);
  font-size: 2.25rem;
  color: var(--ink);
  margin-bottom: 0.5rem;
  letter-spacing: 0.15em;
}

.result-trigram-info {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  font-size: 0.85rem;
  color: rgba(44, 24, 16, 0.4);
}

.result-trigram-dot {
  color: rgba(201, 169, 110, 0.4);
}

/* Hexagram Display */
.hexagram-display-row {
  display: flex;
  justify-content: center;
  gap: 4rem;
  margin-bottom: 2.5rem;
}

.hexagram-column {
  text-align: center;
}

.hexagram-column-label {
  font-size: 0.85rem;
  color: rgba(44, 24, 16, 0.4);
  margin-bottom: 0.75rem;
}

.hexagram-box {
  padding: 1.5rem;
}

.hexagram-box.changed {
  border-color: rgba(200, 75, 75, 0.2);
}

.hexagram-lines {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.hexagram-lines .h-line {
  height: 6px;
  border-radius: 1px;
}

.hexagram-lines .h-line.yang {
  width: 80px;
  background: rgba(44, 24, 16, 0.65);
}

.hexagram-lines .h-line.yin {
  width: 80px;
  display: flex;
  gap: 0.75rem;
}

.hexagram-lines .h-line.yin .yin-half {
  flex: 1;
  height: 6px;
  border-radius: 1px;
  background: rgba(44, 24, 16, 0.65);
}

.hexagram-lines .h-line.changed {
  background: rgba(90, 143, 175, 0.65) !important;
}

.hexagram-lines .h-line.changed .yin-half {
  background: rgba(90, 143, 175, 0.65) !important;
}

.hexagram-lines .h-line.changing-mark {
  position: relative;
}

.hexagram-lines .h-line.changing-mark::after {
  content: '○';
  position: absolute;
  right: -1.5rem;
  font-size: 0.7rem;
  color: var(--cinnabar);
}

.hexagram-box-name {
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: rgba(44, 24, 16, 0.8);
  margin-top: 1rem;
}

.hexagram-box-sub {
  font-size: 0.75rem;
  color: rgba(44, 24, 16, 0.4);
  margin-top: 0.25rem;
}

/* Gua Ci */
.guaci-card {
  margin-bottom: 1.5rem;
}

.guaci-label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
  font-size: 0.85rem;
  color: rgba(44, 24, 16, 0.5);
}

.guaci-label .ornament-marker {
  color: var(--gold);
}

.guaci-text {
  font-size: 1.15rem;
  color: rgba(44, 24, 16, 0.8);
  text-align: center;
  line-height: 1.8;
}

.guaci-summary {
  font-size: 0.85rem;
  color: rgba(44, 24, 16, 0.5);
  text-align: center;
  margin-top: 0.75rem;
}

/* Info Stats */
.info-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-bottom: 2rem;
}

.stat-card {
  text-align: center;
  padding: 0.75rem;
}

.stat-label {
  font-size: 0.75rem;
  color: rgba(44, 24, 16, 0.4);
  margin-bottom: 0.25rem;
}

.stat-value {
  font-weight: 600;
  color: var(--jade-dark);
}

/* Question Recall */
.question-recall {
  text-align: center;
  margin-bottom: 2rem;
}

.question-recall-label {
  font-size: 0.75rem;
  color: rgba(44, 24, 16, 0.3);
  margin-bottom: 0.25rem;
}

.question-recall-text {
  font-size: 0.85rem;
  color: rgba(44, 24, 16, 0.6);
}

/* Result Actions */
.result-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
}

/* ===== Interpretation Page ===== */
.interp-page {
  min-height: calc(100vh - 3.5rem);
  padding: 3rem 1rem;
  animation: fadeInUp 0.5s ease-out;
}

.interp-inner {
  max-width: 600px;
  margin: 0 auto;
}

.interp-header {
  text-align: center;
  margin-bottom: 2.5rem;
}

.interp-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  font-size: 0.85rem;
  color: var(--cherry-dark);
  background: rgba(245, 213, 229, 0.3);
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
  margin-bottom: 1rem;
}

.interp-header h2 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: rgba(44, 24, 16, 0.8);
  margin-bottom: 0.5rem;
  letter-spacing: 0.1em;
}

.interp-method {
  font-size: 0.85rem;
  color: rgba(44, 24, 16, 0.4);
}

/* Question Card */
.question-card {
  background: rgba(184, 212, 232, 0.2);
  margin-bottom: 1.5rem;
}

.question-card-label {
  font-size: 0.75rem;
  color: rgba(44, 24, 16, 0.4);
  margin-bottom: 0.25rem;
}

.question-card-text {
  color: rgba(44, 24, 16, 0.7);
}

/* Interpretation Sections */
.interp-section {
  margin-bottom: 1.5rem;
}

.interp-section-title {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
  font-weight: 600;
  color: var(--jade-dark);
}

.interp-section-title .ornament-marker {
  color: var(--gold);
}

.interp-section-title-sub {
  font-size: 0.8rem;
  color: rgba(44, 24, 16, 0.3);
  font-weight: 400;
  margin-left: 0.5rem;
}

.interp-text {
  color: rgba(44, 24, 16, 0.7);
  line-height: 1.8;
  font-size: 0.95rem;
}

.interp-highlight {
  margin-top: 1rem;
  padding: 1rem;
  border-radius: 8px;
  background: rgba(123, 181, 165, 0.05);
  border: 1px solid rgba(91, 140, 126, 0.1);
}

.interp-highlight-label {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--jade-dark);
  margin-bottom: 0.5rem;
}

.interp-highlight-text {
  color: rgba(44, 24, 16, 0.7);
  line-height: 1.8;
  font-size: 0.95rem;
}

/* Keywords */
.keywords-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.75rem;
}

.keyword-tag {
  font-size: 0.75rem;
  background: rgba(123, 181, 165, 0.2);
  color: var(--jade-dark);
  padding: 0.15rem 0.5rem;
  border-radius: 4px;
}

/* Changing Lines */
.interp-changing {
  border-left: 3px solid rgba(200, 75, 75, 0.3);
}

.interp-changing-title {
  color: rgba(200, 75, 75, 0.8) !important;
}

.changing-line-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}

.changing-line-pos {
  font-size: 0.75rem;
  color: rgba(200, 75, 75, 0.6);
  background: rgba(200, 75, 75, 0.05);
  padding: 0.15rem 0.5rem;
  border-radius: 4px;
  white-space: nowrap;
}

.changing-line-text {
  font-size: 0.85rem;
  color: rgba(44, 24, 16, 0.6);
  line-height: 1.6;
}

/* Changed Hexagram */
.interp-changed {
  background: rgba(184, 212, 232, 0.1);
  border-color: rgba(126, 181, 214, 0.2);
}

.interp-changed-title {
  color: var(--sky-dark) !important;
}

.interp-changed-label {
  font-size: 0.85rem;
  color: rgba(44, 24, 16, 0.5);
  margin-bottom: 0.75rem;
}

/* Advice Section */
.interp-advice {
  background: rgba(224, 204, 159, 0.1);
  border-color: rgba(201, 169, 110, 0.2);
}

.interp-advice-title {
  color: var(--gold-dark) !important;
}

.advice-block {
  margin-bottom: 1rem;
}

.advice-block:last-child {
  margin-bottom: 0;
}

.advice-label {
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: 0.25rem;
}

.advice-label.tip { color: var(--gold-dark); }
.advice-label.warn { color: rgba(200, 75, 75, 0.8); }

.advice-text {
  color: rgba(44, 24, 16, 0.7);
  line-height: 1.8;
  font-size: 0.95rem;
}

/* Disclaimer Footer */
.interp-disclaimer {
  text-align: center;
  padding: 1.5rem 0;
}

.interp-disclaimer .divider {
  margin-bottom: 1rem;
}

.interp-disclaimer p {
  font-size: 0.75rem;
  color: rgba(44, 24, 16, 0.3);
  line-height: 1.6;
  max-width: 28rem;
  margin: 0 auto;
}

.interp-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  padding-bottom: 2rem;
}

/* ===== Donation Page ===== */
.donation-page {
  min-height: calc(100vh - 3.5rem);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 3rem 1rem;
  animation: fadeInUp 0.5s ease-out;
}

.donation-inner {
  max-width: 420px;
  width: 100%;
}

.donation-header {
  text-align: center;
  margin-bottom: 2rem;
}

.donation-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.donation-header h2 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: rgba(44, 24, 16, 0.8);
  margin-bottom: 0.5rem;
  letter-spacing: 0.1em;
}

.donation-header p {
  font-size: 0.85rem;
  color: rgba(44, 24, 16, 0.4);
  line-height: 1.6;
}

.donation-codes {
  margin-bottom: 1.5rem;
}

.donation-tradition {
  margin-bottom: 1.5rem;
  background: linear-gradient(135deg, rgba(224, 204, 159, 0.15), rgba(255, 255, 255, 0.6));
  border-left: 3px solid var(--gold);
}

.tradition-title {
  font-family: var(--font-display);
  font-size: 0.95rem;
  color: var(--gold-dark);
  text-align: center;
  margin-bottom: 1rem;
  letter-spacing: 0.15em;
}

.tradition-text {
  font-size: 0.88rem;
  color: rgba(44, 24, 16, 0.7);
  line-height: 1.9;
}

.tradition-text strong {
  color: var(--gold-dark);
  font-weight: 600;
}

/* 解读页的卦金引导卡片 */
.guajin-hint {
  margin: 2rem auto 1.5rem;
  max-width: 480px;
  padding: 1.75rem 1.5rem;
  background: linear-gradient(135deg, rgba(232, 160, 191, 0.08), rgba(224, 204, 159, 0.12));
  border: 1px solid rgba(201, 169, 110, 0.25);
  border-radius: 12px;
  text-align: center;
  box-shadow: 0 2px 16px rgba(201, 169, 110, 0.1);
}

.guajin-hint-title {
  font-family: var(--font-display);
  font-size: 0.95rem;
  color: var(--gold-dark);
  margin-bottom: 0.75rem;
  letter-spacing: 0.2em;
}

.guajin-hint-text {
  font-size: 0.85rem;
  color: rgba(44, 24, 16, 0.65);
  line-height: 2;
  margin-bottom: 1.25rem;
}

.guajin-cta {
  background: linear-gradient(135deg, var(--gold), var(--gold-dark));
  padding: 0.6rem 1.75rem;
  font-size: 0.95rem;
  letter-spacing: 0.1em;
}

.guajin-cta:hover {
  background: linear-gradient(135deg, var(--gold-light), var(--gold));
  box-shadow: 0 4px 20px rgba(201, 169, 110, 0.3);
}


.donation-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.donation-code-item {
  text-align: center;
}

/* 真实收款码 */
.donation-qr {
  width: 100%;
  aspect-ratio: 1 / 1.3;
  border-radius: 10px;
  overflow: hidden;
  margin-bottom: 0.6rem;
  box-shadow: 0 4px 16px rgba(44, 24, 16, 0.08);
  transition: transform 0.25s;
  background: #fff;
}

.donation-qr:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(44, 24, 16, 0.12);
}

.donation-qr img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

.donation-code-name {
  font-size: 0.9rem;
  color: rgba(44, 24, 16, 0.7);
  font-weight: 500;
}

.donation-note {
  text-align: center;
  margin-bottom: 2rem;
}

.donation-note p {
  font-size: 0.75rem;
  color: rgba(44, 24, 16, 0.3);
  line-height: 1.6;
}

.donation-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
}

/* ===== History Page ===== */
.history-page {
  min-height: calc(100vh - 3.5rem);
  padding: 3rem 1rem;
  animation: fadeInUp 0.5s ease-out;
}

.history-inner {
  max-width: 600px;
  margin: 0 auto;
}

.history-header {
  text-align: center;
  margin-bottom: 2rem;
}

.history-header h2 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: rgba(44, 24, 16, 0.8);
  margin-bottom: 0.5rem;
  letter-spacing: 0.1em;
}

.history-header p {
  font-size: 0.85rem;
  color: rgba(44, 24, 16, 0.4);
}

.history-empty {
  text-align: center;
  padding: 5rem 0;
}

.history-empty-icon {
  font-size: 2.5rem;
  opacity: 0.3;
  margin-bottom: 1rem;
}

.history-empty p {
  color: rgba(44, 24, 16, 0.4);
}

.history-empty .sub {
  font-size: 0.85rem;
  color: rgba(44, 24, 16, 0.3);
  margin-top: 0.5rem;
}

.history-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 2rem;
}

.history-item {
  padding: 1.25rem;
  transition: all 0.25s;
}

.history-item.clickable {
  cursor: pointer;
}

.history-item.clickable:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(91, 140, 126, 0.15);
  border-color: rgba(91, 140, 126, 0.3);
}

.history-ai-tag {
  font-size: 0.7rem;
  background: rgba(224, 204, 159, 0.3);
  color: var(--gold-dark);
  padding: 0.15rem 0.5rem;
  border-radius: 4px;
  margin-left: 0.4rem;
}

.history-view-hint {
  margin-top: 0.75rem;
  font-size: 0.75rem;
  color: var(--jade);
  text-align: right;
  opacity: 0.6;
  transition: opacity 0.2s;
}

.history-item.clickable:hover .history-view-hint {
  opacity: 1;
}

.history-item-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.5rem;
}

.history-item-tags {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.history-cat-tag {
  font-size: 0.7rem;
  background: rgba(245, 213, 229, 0.3);
  color: var(--cherry-dark);
  padding: 0.15rem 0.5rem;
  border-radius: 4px;
}

.history-date {
  font-size: 0.75rem;
  color: rgba(44, 24, 16, 0.3);
}

.history-question {
  font-size: 0.85rem;
  color: rgba(44, 24, 16, 0.7);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  margin-bottom: 0.25rem;
}

.history-meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.75rem;
  color: rgba(44, 24, 16, 0.4);
}

.history-hex-name {
  font-weight: 600;
  color: var(--jade-dark);
}

.history-fortune {
  color: var(--gold-dark);
}

.history-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
}

/* ===== Modal ===== */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  background: rgba(44, 24, 16, 0.2);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  animation: fadeIn 0.3s ease-out;
}

.modal-content {
  max-width: 28rem;
  width: 100%;
  background: var(--parchment);
  border: 1px solid rgba(201, 169, 110, 0.3);
  border-radius: 12px;
  padding: 2rem;
  box-shadow: 0 8px 32px rgba(44, 24, 16, 0.1);
  animation: scaleIn 0.3s ease-out;
}

/* 禁忌类问题弹窗 */
.forbidden-modal {
  border-top: 4px solid var(--cinnabar);
  text-align: center;
}

.forbidden-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 1rem;
  border-radius: 50%;
  background: rgba(200, 75, 75, 0.1);
  color: var(--cinnabar);
  font-size: 1.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
}

.forbidden-modal .modal-title {
  color: var(--cinnabar);
  margin-bottom: 0.75rem;
}

.forbidden-topic-tag {
  display: inline-block;
  font-size: 0.75rem;
  color: var(--cinnabar);
  background: rgba(200, 75, 75, 0.08);
  border: 1px solid rgba(200, 75, 75, 0.2);
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
  margin-bottom: 1.25rem;
}

.forbidden-message {
  font-size: 0.95rem;
  color: rgba(44, 24, 16, 0.75);
  line-height: 1.9;
  text-align: center;
  margin-bottom: 1.25rem;
}

.forbidden-guidance {
  background: rgba(224, 204, 159, 0.12);
  border-left: 3px solid var(--gold);
  border-radius: 4px;
  padding: 1rem 1.25rem;
  text-align: left;
  margin-top: 1rem;
}

.forbidden-guidance-title {
  font-family: var(--font-display);
  font-size: 0.85rem;
  color: var(--gold-dark);
  text-align: center;
  margin-bottom: 0.75rem;
  letter-spacing: 0.15em;
}

.forbidden-guidance p {
  font-size: 0.82rem;
  color: rgba(44, 24, 16, 0.7);
  line-height: 1.9;
  margin-bottom: 0 !important;
}

/* 首页禁忌事项区块 */
.forbidden-notice {
  margin-top: 2rem;
  padding: 1.5rem 1.25rem;
  background: rgba(200, 75, 75, 0.04);
  border: 1px solid rgba(200, 75, 75, 0.15);
  border-radius: 12px;
  text-align: center;
}

.forbidden-notice-title {
  font-family: var(--font-display);
  font-size: 1rem;
  color: var(--cinnabar);
  margin-bottom: 1rem;
  letter-spacing: 0.15em;
}

.forbidden-notice-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.5rem 1.5rem;
  margin: 0 auto;
  max-width: 380px;
  text-align: left;
}

.forbidden-notice-grid span {
  font-size: 0.85rem;
  color: rgba(44, 24, 16, 0.65);
}

.forbidden-notice-hint {
  margin-top: 1.25rem;
  font-size: 0.8rem;
  color: rgba(44, 24, 16, 0.4);
  font-style: italic;
}

@media (max-width: 480px) {
  .forbidden-notice-grid {
    grid-template-columns: 1fr;
    gap: 0.4rem;
  }
}

.modal-title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  color: rgba(44, 24, 16, 0.8);
  text-align: center;
  margin-bottom: 1.5rem;
  letter-spacing: 0.1em;
}

.modal-body p {
  font-size: 0.85rem;
  color: rgba(44, 24, 16, 0.6);
  line-height: 1.8;
  margin-bottom: 0.75rem;
}

.modal-body strong {
  color: rgba(44, 24, 16, 0.8);
}

.ornament-marker {
  color: var(--gold);
  margin-right: 0.5rem;
}

.modal-footer-note {
  border-top: 1px solid rgba(201, 169, 110, 0.2);
  padding-top: 1rem;
  margin-top: 1rem;
  font-size: 0.75rem;
  color: rgba(44, 24, 16, 0.4);
  text-align: center;
}

/* 免责声明弹窗 - 内容较长，允许滚动 */
.disclaimer-modal-content {
  max-width: 32rem;
  max-height: 85vh;
  display: flex;
  flex-direction: column;
}

.disclaimer-modal-content .modal-body {
  overflow-y: auto;
  padding-right: 0.25rem;
  flex: 1;
}

/* 免责声明中的禁忌列表 */
.disclaimer-forbidden {
  margin-top: 1.25rem;
  padding: 1rem 1.1rem;
  background: rgba(200, 75, 75, 0.04);
  border: 1px solid rgba(200, 75, 75, 0.18);
  border-radius: 8px;
}

.disclaimer-forbidden-title {
  font-family: var(--font-display);
  font-size: 0.9rem;
  color: var(--cinnabar);
  margin-bottom: 0.75rem !important;
  letter-spacing: 0.1em;
  text-align: center;
}

.disclaimer-forbidden-list {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.disclaimer-forbidden-list > div {
  font-size: 0.8rem;
  color: rgba(44, 24, 16, 0.7);
  line-height: 1.7;
}

.disclaimer-forbidden-list strong {
  color: var(--cinnabar);
  font-weight: 600;
}

.disclaimer-forbidden-hint {
  margin-top: 0.75rem !important;
  padding-top: 0.75rem;
  border-top: 1px dashed rgba(200, 75, 75, 0.15);
  font-size: 0.75rem !important;
  color: rgba(44, 24, 16, 0.5) !important;
  text-align: center;
  font-style: italic;
}

.modal-actions {
  text-align: center;
  margin-top: 1.5rem;
}

/* ===== Animations ===== */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.95) translateY(10px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

@keyframes pulse {
  0%, 100% { opacity: 0.5; }
  50% { opacity: 1; }
}

@keyframes coinFlip3d {
  0% { transform: rotateY(0deg) rotateX(0deg); }
  25% { transform: rotateY(720deg) rotateX(360deg) translateY(-25px); }
  50% { transform: rotateY(1440deg) rotateX(720deg) translateY(-15px); }
  75% { transform: rotateY(2160deg) rotateX(360deg) translateY(-8px); }
  100% { transform: rotateY(2880deg) rotateX(0deg) translateY(0); }
}

@keyframes slideDown {
  from { opacity: 0; transform: translateY(-10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ===== Scrollbar ===== */
::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: rgba(201, 169, 110, 0.1);
}

::-webkit-scrollbar-thumb {
  background: rgba(201, 169, 110, 0.3);
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(201, 169, 110, 0.5);
}

/* ===== Responsive ===== */
@media (max-width: 640px) {
  .features-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .category-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .examples-list {
    grid-template-columns: 1fr;
  }

  .hexagram-display-row {
    gap: 2rem;
  }

  .info-stats {
    grid-template-columns: repeat(3, 1fr);
    gap: 0.5rem;
  }

  .form-actions,
  .result-actions,
  .interp-actions,
  .donation-actions,
  .history-actions {
    flex-direction: column;
    align-items: center;
  }

  .btn {
    width: 100%;
    max-width: 280px;
    text-align: center;
  }
}