:root {
  --color-vermilion: #b53a2f;
  --color-vermilion-light: #d45a4e;
  --color-vermilion-dark: #8c2a21;
  --color-ink: #3d5a6c;
  --color-ink-light: #5a7d94;
  --color-ink-dark: #2c4352;
  --color-ochre: #a0522d;
  --color-ochre-light: #c47550;
  --color-gold: #b8916a;
  --color-gold-light: #d4af8a;
  --color-paper: #f5efe2;
  --color-paper-dark: #e8ddc8;
  --color-paper-light: #faf6ed;
  --color-paper-warm: #f0e6d2;
  --color-ink-black: #3a2e22;
  --color-ink-grey: #6b5a48;
  --color-ink-light: #9b8a76;
  --font-title: 'Ma Shan Zheng', 'Noto Serif SC', serif;
  --font-kaishu: 'ZCOOL XiaoWei', 'Noto Serif SC', serif;
  --font-song: 'Noto Serif SC', serif;
  --font-body: 'Noto Serif SC', -apple-system, serif;
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;
  --shadow-sm: 0 2px 8px rgba(90, 62, 43, 0.08);
  --shadow-md: 0 6px 20px rgba(90, 62, 43, 0.12);
  --shadow-lg: 0 12px 40px rgba(90, 62, 43, 0.18);
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --duration-fast: 0.2s;
  --duration-base: 0.35s;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { font-size: 16px; -webkit-text-size-adjust: 100%; -webkit-tap-highlight-color: transparent; }
body {
  font-family: var(--font-body);
  color: var(--color-ink-black);
  line-height: 1.7;
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
}
.paper-texture {
  position: fixed;
  inset: 0;
  z-index: -2;
  background-color: var(--color-paper);
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='paper'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3CfeColorMatrix type='matrix' values='1 0 0 0 0.76 0 1 0 0 0.68 0 0 1 0 0.53 0 0 0 0.08 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23paper)'/%3E%3C/svg%3E");
  background-size: 300px 300px;
}
.ink-wash {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(ellipse at 15% 20%, rgba(181, 58, 47, 0.06) 0%, transparent 45%),
    radial-gradient(ellipse at 85% 70%, rgba(61, 90, 108, 0.06) 0%, transparent 45%),
    radial-gradient(ellipse at 50% 100%, rgba(184, 145, 106, 0.05) 0%, transparent 50%);
}
.scroll-container {
  max-width: 440px;
  margin: 0 auto;
  padding: var(--space-6) var(--space-4);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
.scroll-body {
  background: var(--color-paper-light);
  border-radius: var(--radius-lg);
  padding: var(--space-8) var(--space-6);
  box-shadow: var(--shadow-lg);
  position: relative;
  border: 1px solid rgba(184, 145, 106, 0.2);
  flex: 1;
}
.scroll-body::before, .scroll-body::after {
  content: '';
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: 60%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-gold), transparent);
}
.scroll-body::before { top: var(--space-4); }
.scroll-body::after { bottom: var(--space-4); }
.app-header {
  text-align: center;
  margin-bottom: var(--space-8);
  animation: header-in 0.8s var(--ease-out) both;
}
@keyframes header-in {
  from { opacity: 0; transform: translateY(-16px); }
  to { opacity: 1; transform: translateY(0); }
}
.seal-wrap { display: flex; justify-content: center; margin-bottom: var(--space-4); }
.header-top { position: relative; display: flex; align-items: center; justify-content: center; margin-bottom: var(--space-2); }
.settings-btn {
  position: absolute; right: 0; top: 50%; transform: translateY(-50%);
  width: 40px; height: 40px; min-width: 44px; min-height: 44px;
  border-radius: 50%; background: transparent;
  border: 1px solid rgba(184, 145, 106, 0.3);
  color: var(--color-ink-light); cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: all var(--duration-base) var(--ease-out);
}
.settings-btn svg { width: 20px; height: 20px; }
.settings-btn:hover {
  color: var(--color-vermilion); border-color: var(--color-vermilion);
  background: rgba(181, 58, 47, 0.06); transform: translateY(-50%) rotate(30deg);
}
.seal {
  width: 56px; height: 56px;
  background: var(--color-vermilion);
  color: var(--color-paper-light);
  font-family: var(--font-title);
  font-size: 20px;
  display: flex; align-items: center; justify-content: center;
  letter-spacing: 2px;
  border-radius: 6px;
  box-shadow: 0 3px 10px rgba(181, 58, 47, 0.3);
  transform: rotate(-4deg);
  position: relative;
}
.seal::before {
  content: ''; position: absolute; inset: 3px;
  border: 1.5px solid var(--color-paper-light);
  border-radius: 3px; opacity: 0.7;
}
.app-title {
  font-family: var(--font-title);
  font-size: 40px;
  font-weight: 400;
  color: var(--color-ink-black);
  letter-spacing: 8px;
  margin-bottom: var(--space-2);
  text-shadow: 0 2px 6px rgba(90, 62, 43, 0.1);
}
.app-subtitle {
  font-family: var(--font-kaishu);
  font-size: 14px;
  color: var(--color-ink-grey);
  letter-spacing: 3px;
}
.tabs {
  display: flex; gap: var(--space-2);
  margin-bottom: var(--space-5);
  padding: 4px;
  background: var(--color-paper);
  border: 1px solid rgba(184, 145, 106, 0.25);
  border-radius: var(--radius-full);
}
.tab-btn {
  flex: 1;
  display: flex; align-items: center; justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  background: transparent; border: none;
  border-radius: var(--radius-full);
  color: var(--color-ink-light);
  font-family: var(--font-kaishu);
  font-size: 15px;
  cursor: pointer;
  transition: all var(--duration-base) var(--ease-out);
  min-height: 44px;
}
.tab-btn.active {
  background: linear-gradient(135deg, var(--color-vermilion), var(--color-vermilion-dark));
  color: var(--color-paper-light);
  box-shadow: 0 4px 12px rgba(181, 58, 47, 0.25);
}
.tab-char { font-family: var(--font-title); font-size: 18px; }
.tab-content { display: none; animation: tab-in 0.4s var(--ease-out); }
.tab-content.active { display: block; }
@keyframes tab-in {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}
.upload-area {
  border: 2px dashed rgba(184, 145, 106, 0.4);
  border-radius: var(--radius-md);
  padding: var(--space-8) var(--space-4);
  text-align: center;
  cursor: pointer;
  transition: all var(--duration-base) var(--ease-out);
  background: var(--color-paper);
}
.upload-area:hover {
  border-color: var(--color-vermilion);
  background: var(--color-paper-warm);
  box-shadow: var(--shadow-sm);
}
.upload-icon {
  width: 56px; height: 56px;
  margin: 0 auto var(--space-3);
  color: var(--color-gold);
  display: flex; align-items: center; justify-content: center;
  border-radius: 50%;
  background: rgba(184, 145, 106, 0.1);
}
.upload-icon svg { width: 28px; height: 28px; }
.upload-text {
  font-family: var(--font-kaishu);
  font-size: 16px;
  color: var(--color-ink-black);
  margin-bottom: var(--space-1);
  letter-spacing: 1px;
}
.upload-hint { font-size: 13px; color: var(--color-ink-light); }
.preview-wrap {
  width: 100%; position: relative;
  border-radius: var(--radius-sm);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(184, 145, 106, 0.2);
}
.preview-image { width: 100%; max-height: 260px; object-fit: cover; display: block; }
.remove-btn {
  position: absolute; top: var(--space-2); right: var(--space-2);
  width: 36px; height: 36px; min-width: 44px; min-height: 44px;
  border-radius: 50%;
  background: rgba(250, 246, 237, 0.9);
  border: 1px solid rgba(184, 145, 106, 0.3);
  color: var(--color-ink-grey);
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  backdrop-filter: blur(4px);
}
.remove-btn svg { width: 18px; height: 18px; }
.text-input-wrap { position: relative; }
.text-input {
  width: 100%;
  padding: var(--space-4);
  background: var(--color-paper);
  border: 1px solid rgba(184, 145, 106, 0.3);
  border-radius: var(--radius-md);
  color: var(--color-ink-black);
  font-family: var(--font-kaishu);
  font-size: 15px;
  line-height: 1.8;
  resize: none;
  outline: none;
}
.text-input:focus {
  border-color: var(--color-vermilion);
  box-shadow: 0 0 0 3px rgba(181, 58, 47, 0.1);
  background: var(--color-paper-light);
}
.text-input::placeholder { color: var(--color-ink-light); opacity: 0.7; }
.input-footer { display: flex; justify-content: flex-end; margin-top: var(--space-2); }
.char-count { font-size: 12px; color: var(--color-ink-light); }
.region-selector { margin-top: var(--space-5); margin-bottom: var(--space-3); }
.region-label {
  display: block;
  font-family: var(--font-kaishu);
  font-size: 14px;
  color: var(--color-ink-grey);
  letter-spacing: 2px;
  margin-bottom: var(--space-2);
}
.region-tags { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.region-tag {
  padding: 6px 16px;
  background: var(--color-paper);
  border: 1px solid rgba(184, 145, 106, 0.3);
  border-radius: 20px;
  font-size: 14px;
  font-family: var(--font-kaishu);
  color: var(--color-ink-grey);
  cursor: pointer;
  transition: all var(--duration-base) var(--ease-out);
  letter-spacing: 1px;
  min-height: 36px;
}
.region-tag:hover {
  border-color: var(--color-vermilion);
  color: var(--color-vermilion);
  background: rgba(181, 58, 47, 0.04);
}
.region-tag.active {
  background: var(--color-vermilion);
  border-color: var(--color-vermilion);
  color: #fff;
  box-shadow: 0 2px 8px rgba(181, 58, 47, 0.25);
}
.generate-btn {
  width: 100%;
  margin-top: var(--space-5);
  padding: var(--space-4) var(--space-6);
  background: linear-gradient(135deg, var(--color-vermilion), var(--color-vermilion-dark));
  border: none;
  border-radius: var(--radius-full);
  color: var(--color-paper-light);
  font-family: var(--font-title);
  font-size: 18px;
  letter-spacing: 6px;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: all var(--duration-base) var(--ease-out);
  min-height: 54px;
  box-shadow: 0 6px 18px rgba(181, 58, 47, 0.3);
}
.generate-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(181, 58, 47, 0.38);
}
.generate-btn:active { transform: scale(0.98); }
.btn-inner { display: flex; align-items: center; justify-content: center; gap: var(--space-3); }
.btn-icon { font-size: 14px; opacity: 0.8; }
.generate-btn::after {
  content: ''; position: absolute; top: 0; left: -100%;
  width: 60%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.25), transparent);
  transform: skewX(-20deg);
  transition: left 0.7s ease;
}
.generate-btn:hover::after { left: 120%; }
.loading-section { text-align: center; padding: var(--space-10) var(--space-4); }
.loading-ink {
  position: relative; width: 80px; height: 80px;
  margin: 0 auto var(--space-5);
}
.ink-circle {
  position: absolute; border-radius: 50%; opacity: 0;
  animation: ink-spread 2s ease-in-out infinite;
}
.ink-circle.c1 { inset: 0; background: radial-gradient(circle, var(--color-vermilion) 0%, transparent 70%); animation-delay: 0s; }
.ink-circle.c2 { inset: 10px; background: radial-gradient(circle, var(--color-ink) 0%, transparent 65%); animation-delay: 0.4s; }
.ink-circle.c3 { inset: 22px; background: radial-gradient(circle, var(--color-gold) 0%, transparent 60%); animation-delay: 0.8s; }
@keyframes ink-spread {
  0% { opacity: 0; transform: scale(0.3); }
  40% { opacity: 0.7; }
  100% { opacity: 0; transform: scale(1.4); }
}
.loading-text {
  font-family: var(--font-kaishu);
  font-size: 16px;
  color: var(--color-ink-grey);
  letter-spacing: 3px;
}
.result-header {
  display: flex; align-items: center; justify-content: center;
  gap: var(--space-3);
  margin: var(--space-2) 0 var(--space-5);
}
.result-divider {
  flex: 1; max-width: 60px; height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-gold));
}
.result-divider:last-child { background: linear-gradient(90deg, var(--color-gold), transparent); }
.result-title {
  font-family: var(--font-title);
  font-size: 22px;
  color: var(--color-vermilion);
  letter-spacing: 6px;
}
.recognition-card {
  text-align: center;
  padding: var(--space-4);
  background: var(--color-paper);
  border-radius: var(--radius-md);
  border: 1px solid rgba(184, 145, 106, 0.2);
  margin-bottom: var(--space-5);
}
.recog-label {
  font-family: var(--font-kaishu);
  font-size: 13px;
  color: var(--color-ink-light);
  letter-spacing: 4px;
  margin-bottom: var(--space-2);
}
.recog-tags {
  display: flex; align-items: center; justify-content: center;
  flex-wrap: wrap; gap: var(--space-2);
  font-family: var(--font-kaishu);
  font-size: 15px;
  color: var(--color-ink-black);
}
.recog-tag {
  padding: 2px 10px;
  background: rgba(181, 58, 47, 0.08);
  color: var(--color-vermilion);
  border-radius: var(--radius-sm);
  letter-spacing: 1px;
}
.recog-dot { color: var(--color-gold); font-size: 12px; }
.result-cards {
  display: flex; flex-direction: column;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}
.quote-card {
  padding: var(--space-5);
  background: var(--color-paper-light);
  border-radius: var(--radius-md);
  border: 1px solid rgba(184, 145, 106, 0.2);
  position: relative;
  transition: all var(--duration-base) var(--ease-out);
  animation: card-in 0.5s var(--ease-out) both;
}
.quote-card:nth-child(1) { animation-delay: 0.1s; }
.quote-card:nth-child(2) { animation-delay: 0.2s; }
.quote-card:nth-child(3) { animation-delay: 0.3s; }
.quote-card:nth-child(4) { animation-delay: 0.4s; }
@keyframes card-in {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: translateY(0); }
}
.quote-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.quote-card::before {
  content: '';
  position: absolute; left: 0; top: 50%; transform: translateY(-50%);
  width: 3px; height: 60%;
  border-radius: 0 3px 3px 0;
}
.style-classic::before { background: linear-gradient(180deg, var(--color-vermilion-light), var(--color-vermilion-dark)); }
.style-modern::before { background: linear-gradient(180deg, var(--color-ink-light), var(--color-ink-dark)); }
.style-humor::before { background: linear-gradient(180deg, var(--color-ochre-light), var(--color-ochre)); }
.style-difang::before { background: linear-gradient(180deg, #a67c52, #8b6914); }
.card-top {
  display: flex; align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
}
.style-seal {
  width: 32px; height: 32px;
  border-radius: 4px;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-title);
  font-size: 16px;
  color: var(--color-paper-light);
  flex-shrink: 0;
}
.style-classic .style-seal { background: var(--color-vermilion); }
.style-modern .style-seal { background: var(--color-ink); }
.style-humor .style-seal { background: var(--color-ochre); }
.style-difang .style-seal { background: #8b6914; }
.style-name {
  flex: 1;
  font-family: var(--font-kaishu);
  font-size: 15px;
  color: var(--color-ink-grey);
  letter-spacing: 2px;
}
.copy-btn {
  width: 36px; height: 36px; min-width: 44px; min-height: 44px;
  border-radius: var(--radius-sm);
  background: transparent;
  border: 1px solid rgba(184, 145, 106, 0.25);
  color: var(--color-ink-light);
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: all var(--duration-fast);
}
.copy-btn svg { width: 16px; height: 16px; }
.copy-btn:hover {
  color: var(--color-vermilion);
  border-color: var(--color-vermilion);
  background: rgba(181, 58, 47, 0.06);
}
.copy-btn.copied { color: #4a7c59; border-color: #4a7c59; background: rgba(74, 124, 89, 0.08); }
.quote-text {
  font-size: 17px;
  line-height: 1.9;
  color: var(--color-ink-black);
  padding-left: var(--space-3);
  letter-spacing: 0.5px;
}
.style-classic .quote-text {
  font-family: var(--font-kaishu);
  color: var(--color-vermilion-dark);
  font-size: 18px;
  letter-spacing: 1.5px;
}
.style-modern .quote-text { font-family: var(--font-song); color: var(--color-ink-dark); font-size: 16px; }
.style-humor .quote-text { font-family: var(--font-title); color: var(--color-ochre); font-size: 18px; }
.style-difang .quote-text { font-family: var(--font-title); color: #8b6914; font-size: 18px; }
.action-bar { display: flex; gap: var(--space-3); }
.btn-outline, .btn-primary {
  flex: 1;
  display: flex; align-items: center; justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-full);
  font-family: var(--font-kaishu);
  font-size: 14px;
  cursor: pointer;
  transition: all var(--duration-base) var(--ease-out);
  min-height: 48px;
  letter-spacing: 2px;
}
.btn-outline svg, .btn-primary svg { width: 18px; height: 18px; }
.btn-outline {
  background: transparent;
  border: 1px solid rgba(184, 145, 106, 0.4);
  color: var(--color-ink-grey);
}
.btn-outline:hover {
  border-color: var(--color-ink);
  color: var(--color-ink-black);
  background: rgba(61, 90, 108, 0.05);
}
.btn-primary {
  background: linear-gradient(135deg, var(--color-ink), var(--color-ink-dark));
  border: none;
  color: var(--color-paper-light);
  box-shadow: 0 4px 14px rgba(61, 90, 108, 0.25);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 22px rgba(61, 90, 108, 0.32); }
.btn-primary:active { transform: scale(0.98); }
.app-footer { text-align: center; margin-top: var(--space-8); padding-top: var(--space-5); }
.footer-seal {
  width: 36px; height: 36px;
  margin: 0 auto var(--space-3);
  background: var(--color-vermilion);
  color: var(--color-paper-light);
  font-family: var(--font-title);
  font-size: 14px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 4px;
  transform: rotate(3deg);
  box-shadow: 0 2px 6px rgba(181, 58, 47, 0.3);
}
.app-footer p {
  font-size: 12px;
  color: var(--color-ink-light);
  letter-spacing: 3px;
  font-family: var(--font-kaishu);
}
.copy-toast {
  position: fixed;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%) scale(0.9);
  padding: var(--space-4) var(--space-6);
  background: rgba(58, 46, 34, 0.95);
  backdrop-filter: blur(12px);
  border: 1px solid var(--color-gold);
  border-radius: var(--radius-md);
  color: var(--color-paper-light);
  font-family: var(--font-kaishu);
  font-size: 14px;
  display: flex; align-items: center; gap: var(--space-2);
  opacity: 0;
  pointer-events: none;
  transition: all 0.3s var(--ease-out);
  z-index: 100;
  letter-spacing: 2px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}
.copy-toast.show { opacity: 1; transform: translate(-50%, -50%) scale(1); }
.toast-seal {
  width: 22px; height: 22px;
  border-radius: 4px;
  background: var(--color-vermilion);
  color: var(--color-paper-light);
  display: flex; align-items: center; justify-content: center;
  font-size: 12px; font-weight: 700;
}
.settings-modal {
  position: fixed; inset: 0; z-index: 1000;
  display: flex; align-items: center; justify-content: center;
  padding: var(--space-4);
}
.settings-modal[hidden] { display: none; }
.modal-overlay {
  position: absolute; inset: 0;
  background: rgba(58, 46, 34, 0.5);
  backdrop-filter: blur(4px);
}
.modal-content {
  position: relative;
  width: 100%; max-width: 400px;
  background: var(--color-paper-light);
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 60px rgba(90, 62, 43, 0.3);
  border: 1px solid rgba(184, 145, 106, 0.3);
  max-height: 85vh;
  display: flex; flex-direction: column;
}
.modal-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: var(--space-5) var(--space-6);
  border-bottom: 1px solid rgba(184, 145, 106, 0.2);
}
.modal-title {
  font-family: var(--font-title);
  font-size: 22px;
  color: var(--color-ink-black);
  letter-spacing: 4px;
}
.modal-close {
  width: 36px; height: 36px; min-width: 44px; min-height: 44px;
  border-radius: 50%;
  background: transparent;
  border: 1px solid rgba(184, 145, 106, 0.3);
  color: var(--color-ink-light);
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
}
.modal-close svg { width: 18px; height: 18px; }
.modal-body { flex: 1; overflow-y: auto; padding: var(--space-5) var(--space-6); }
.form-group { margin-bottom: var(--space-5); }
.form-group:last-child { margin-bottom: 0; }
.form-label {
  display: block;
  font-family: var(--font-kaishu);
  font-size: 14px;
  color: var(--color-ink-grey);
  margin-bottom: var(--space-2);
  letter-spacing: 2px;
}
.form-input {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  background: var(--color-paper);
  border: 1px solid rgba(184, 145, 106, 0.3);
  border-radius: var(--radius-md);
  font-size: 15px;
  color: var(--color-ink-black);
  font-family: inherit;
  outline: none;
}
.form-input:focus {
  border-color: var(--color-vermilion);
  box-shadow: 0 0 0 3px rgba(181, 58, 47, 0.1);
  background: var(--color-paper-light);
}
.form-input::placeholder { color: var(--color-ink-light); opacity: 0.6; }
.form-hint { font-size: 12px; color: var(--color-ink-light); margin-top: var(--space-1); }
.model-selector { display: flex; flex-direction: column; gap: var(--space-2); }
.model-option {
  display: flex; align-items: center; gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  background: var(--color-paper);
  border: 2px solid rgba(184, 145, 106, 0.2);
  border-radius: var(--radius-md);
  cursor: pointer;
  text-align: left;
  font-family: inherit;
}
.model-option.active {
  border-color: var(--color-vermilion);
  background: rgba(181, 58, 47, 0.06);
}
.model-icon { font-size: 24px; flex-shrink: 0; }
.model-info { flex: 1; }
.model-name { display: block; font-size: 15px; font-weight: 600; color: var(--color-ink-black); margin-bottom: 2px; }
.model-desc { display: block; font-size: 12px; color: var(--color-ink-light); }
.style-toggles { display: flex; gap: var(--space-4); flex-wrap: wrap; }
.toggle-item { display: flex; align-items: center; gap: var(--space-2); cursor: pointer; user-select: none; }
.toggle-item input { display: none; }
.toggle-slider {
  position: relative; width: 40px; height: 22px;
  background: var(--color-paper-dark);
  border-radius: 11px;
  transition: all var(--duration-base);
  flex-shrink: 0;
  border: 1px solid rgba(184, 145, 106, 0.3);
}
.toggle-slider::after {
  content: ''; position: absolute; top: 2px; left: 2px;
  width: 16px; height: 16px;
  background: var(--color-paper-light);
  border-radius: 50%;
  transition: all var(--duration-base);
}
.toggle-item input:checked + .toggle-slider { background: var(--color-vermilion); border-color: var(--color-vermilion); }
.toggle-item input:checked + .toggle-slider::after { left: 20px; }
.toggle-label { font-size: 14px; color: var(--color-ink-grey); font-family: var(--font-kaishu); letter-spacing: 1px; }
.modal-footer { display: flex; gap: var(--space-3); padding: var(--space-4) var(--space-6); border-top: 1px solid rgba(184, 145, 106, 0.2); }
.modal-footer .btn-outline, .modal-footer .btn-primary { flex: 1; min-height: 44px; }
@media (max-width: 420px) {
  .scroll-container { padding: var(--space-3); }
  .scroll-body { padding: var(--space-6) var(--space-4); }
  .app-title { font-size: 32px; letter-spacing: 6px; }
  .seal { width: 48px; height: 48px; font-size: 18px; }
  .generate-btn { font-size: 16px; letter-spacing: 4px; }
  .quote-text { font-size: 16px; }
  .result-title { font-size: 20px; letter-spacing: 4px; }
}
@media (hover: none) and (pointer: coarse) {
  .generate-btn:hover, .btn-primary:hover, .quote-card:hover { transform: none; }
}

/* === 演示模式按钮 === */
.demo-btn {
  display: block; width: 100%;
  padding: var(--space-2) var(--space-4);
  margin-top: var(--space-3);
  background: transparent;
  border: 1px dashed rgba(184, 145, 106, 0.4);
  border-radius: var(--radius-full);
  color: var(--color-ink-light);
  font-family: var(--font-kaishu);
  font-size: 13px;
  letter-spacing: 3px;
  cursor: pointer;
  transition: all var(--duration-base) var(--ease-out);
}
.demo-btn:hover { border-color: var(--color-gold); color: var(--color-gold); background: rgba(184, 145, 106, 0.05); }
.demo-btn:active { transform: scale(0.98); }

/* === 访问计数器 === */
.visit-counter {
  font-family: var(--font-kaishu);
  font-size: 12px;
  color: var(--color-ink-light);
  letter-spacing: 2px;
  margin-top: var(--space-2);
  opacity: 0.7;
}
.visit-counter span { color: var(--color-vermilion); font-weight: 600; }

/* === 品牌水印 === */
.brand-watermark {
  position: fixed;
  right: 12px; bottom: 12px;
  z-index: 100;
  pointer-events: none;
  font-family: var(--font-kaishu);
  font-size: 11px;
  color: rgba(181, 58, 47, 0.25);
  letter-spacing: 2px;
  writing-mode: vertical-rl;
  text-orientation: upright;
}

/* === 生成海报按钮 === */
.poster-btn {
  flex: 1;
  display: flex; align-items: center; justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--color-vermilion), var(--color-vermilion-dark));
  border: none;
  color: var(--color-paper-light);
  font-family: var(--font-kaishu);
  font-size: 14px;
  letter-spacing: 2px;
  cursor: pointer;
  transition: all var(--duration-base) var(--ease-out);
  min-height: 48px;
  box-shadow: 0 4px 14px rgba(181, 58, 47, 0.25);
}
.poster-btn:hover { transform: translateY(-2px); box-shadow: 0 8px 22px rgba(181, 58, 47, 0.32); }
.poster-btn:active { transform: scale(0.98); }
.poster-btn svg { width: 18px; height: 18px; }

/* === 海报预览弹层 === */
.poster-overlay {
  position: fixed; inset: 0; z-index: 1000;
  background: rgba(0, 0, 0, 0.85);
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  padding: var(--space-6) var(--space-4);
  opacity: 0; pointer-events: none;
  transition: opacity 0.3s ease;
}
.poster-overlay.show { opacity: 1; pointer-events: auto; }
.poster-overlay img {
  max-width: 90%; max-height: 75vh;
  border-radius: var(--radius-md);
  box-shadow: 0 8px 40px rgba(0, 0, 0, 0.4);
}
.poster-hint {
  color: rgba(255, 255, 255, 0.8);
  font-size: 14px; letter-spacing: 2px;
  margin-top: var(--space-4);
  font-family: var(--font-kaishu);
}
.poster-close {
  margin-top: var(--space-4);
  padding: var(--space-2) var(--space-6);
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--radius-full);
  color: #fff; font-size: 14px; cursor: pointer;
  font-family: var(--font-kaishu); letter-spacing: 2px;
}

/* === 海报模板（隐藏，用于截图） === */
.poster-template {
  position: fixed; left: -9999px; top: 0;
  width: 375px; padding: 30px 24px;
  background: linear-gradient(180deg, #f5efe2 0%, #faf6ed 100%);
  font-family: var(--font-body);
}
.poster-template .pt-header {
  text-align: center; margin-bottom: 20px;
}
.poster-template .pt-seal {
  display: inline-flex; align-items: center; justify-content: center;
  width: 50px; height: 50px;
  background: var(--color-vermilion); color: #fff;
  font-family: var(--font-title); font-size: 20px;
  border-radius: 6px; transform: rotate(3deg);
  box-shadow: 0 2px 8px rgba(181, 58, 47, 0.3);
  margin-bottom: 10px;
}
.poster-template .pt-title {
  font-family: var(--font-title); font-size: 24px;
  color: var(--color-vermilion); letter-spacing: 6px;
}
.poster-template .pt-subtitle {
  font-family: var(--font-kaishu); font-size: 12px;
  color: var(--color-ink-light); letter-spacing: 3px;
  margin-top: 4px;
}
.poster-template .pt-image {
  width: 100%; border-radius: 12px; overflow: hidden;
  margin-bottom: 16px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
}
.poster-template .pt-image img { width: 100%; display: block; }
.poster-template .pt-quotes {
  padding: 0 4px;
}
.poster-template .pt-quote {
  margin-bottom: 12px; padding: 10px 14px;
  background: rgba(255, 255, 255, 0.6);
  border-radius: 10px;
  border-left: 3px solid var(--color-gold);
}
.poster-template .pt-quote-label {
  font-family: var(--font-kaishu); font-size: 11px;
  color: var(--color-ink-light); letter-spacing: 2px;
  margin-bottom: 4px;
}
.poster-template .pt-quote-text {
  font-size: 15px; color: var(--color-ink-black);
  line-height: 1.6;
}
.poster-template .pt-quote.classic .pt-quote-text { font-family: var(--font-song); color: var(--color-vermilion-dark); }
.poster-template .pt-quote.modern .pt-quote-text { font-family: var(--font-song); color: var(--color-ink-dark); }
.poster-template .pt-quote.humor .pt-quote-text { font-family: var(--font-title); color: var(--color-ochre); }
.poster-template .pt-quote.difang .pt-quote-text { font-family: var(--font-title); color: #8b6914; }
.poster-template .pt-footer {
  text-align: center; margin-top: 16px;
  padding-top: 12px; border-top: 1px solid rgba(184, 145, 106, 0.2);
}
.poster-template .pt-footer-text {
  font-family: var(--font-kaishu); font-size: 11px;
  color: var(--color-ink-light); letter-spacing: 2px;
}
.poster-template .pt-footer-brand {
  font-family: var(--font-title); font-size: 14px;
  color: var(--color-vermilion); letter-spacing: 4px;
  margin-top: 4px;
}

/* === 增强加载动画 === */
.loading-seal-flip {
  width: 60px; height: 60px;
  margin: 0 auto var(--space-4);
  perspective: 200px;
}
.loading-seal-inner {
  width: 100%; height: 100%;
  background: var(--color-vermilion);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-title); font-size: 24px; color: #fff;
  animation: seal-flip 1.5s ease-in-out infinite;
  box-shadow: 0 4px 12px rgba(181, 58, 47, 0.3);
}
@keyframes seal-flip {
  0% { transform: rotateY(0deg); }
  50% { transform: rotateY(180deg); }
  100% { transform: rotateY(360deg); }
}