:root {
  --bg: #F2EDE6;
  --bg-soft: rgba(255, 252, 247, 0.6);
  --text: #6A5A4A;
  --accent: #8A7258;
  --muted: rgba(106, 90, 74, 0.45);
  --line: rgba(120, 100, 80, 0.2);
}

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

html, body {
  background: var(--bg);
  color: var(--text);
}

body {
  font-family: 'Source Han Serif SC', 'Source Han Serif', 'Noto Serif SC',
               'Songti SC', 'STSong', 'SimSun', serif;
  -webkit-font-smoothing: antialiased;
  line-height: 1.7;
  min-height: 100vh;
  font-size: 15px;
}

.loading { text-align: center; color: var(--muted); padding: 24px 0; }
.error { text-align: center; color: #a33; padding: 24px 0; }

/* ============ 落地页 ============ */
.sign-page { min-height: 100vh; }

.sign-container {
  max-width: 480px;
  margin: 0 auto;
  padding: 40px 20px 60px;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.brand-mark {
  text-align: center;
  font-size: 12px;
  letter-spacing: 6px;
  color: var(--muted);
  margin-bottom: 32px;
}

.sign-card {
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 40px 28px 36px;
  width: 100%;
  text-align: center;
  box-shadow: 0 6px 28px rgba(92, 61, 46, 0.08);
  position: relative;
}

.sign-card::before {
  content: '';
  position: absolute;
  inset: 6px;
  border: 1px solid rgba(139, 69, 19, 0.08);
  border-radius: 6px;
  pointer-events: none;
}

.sound-btn {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 32px;
  height: 32px;
  border: none;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  opacity: 0.6;
  transition: opacity 0.2s;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
}
.sound-btn:hover { opacity: 1; }
.sound-btn.active { opacity: 1; }
.sound-btn.active svg { animation: soundPulse 1.5s ease-in-out infinite; }

@keyframes soundPulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.1); }
}

.sign-code {
  font-size: 12px;
  letter-spacing: 2px;
  color: var(--muted);
  margin-bottom: 6px;
  position: relative;
}

.sign-scene {
  font-size: 30px;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 6px;
  position: relative;
}

.sign-divider {
  width: 36px;
  height: 1px;
  background: var(--accent);
  margin: 22px auto;
  opacity: 0.5;
  position: relative;
}

.sign-content {
  font-size: 17px;
  line-height: 2;
  white-space: pre-wrap;
  word-break: break-word;
  text-align: center;
  margin: 16px 0;
  padding: 0 6px;
  position: relative;
  min-height: 150px;
  max-height: 60vh;
  overflow-y: auto;
  display: flex;
  align-items: center;
  justify-content: center;
}
.sign-content > span {
  width: 100%;
}

.sign-date {
  font-size: 12px;
  color: var(--muted);
  margin-top: 20px;
  letter-spacing: 1px;
  position: relative;
}

.sign-notice {
  font-size: 11px;
  color: var(--muted);
  margin-top: 6px;
  font-style: italic;
  position: relative;
}

.seal-form { text-align: left; position: relative; }

.form-label {
  display: block;
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 8px;
  letter-spacing: 1px;
}

.form-textarea {
  width: 100%;
  min-height: 150px;
  padding: 12px 14px;
  border: 1px solid rgba(139, 69, 19, 0.3);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.6);
  color: var(--text);
  font-family: inherit;
  font-size: 16px;
  line-height: 1.8;
  resize: vertical;
  transition: all 0.2s;
}

.char-counter {
  text-align: right;
  font-size: 12px;
  color: var(--muted);
  margin-top: 4px;
  letter-spacing: 1px;
}

.signer-row { margin-top: 14px; }

.form-input {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid rgba(139, 69, 19, 0.3);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.6);
  color: var(--text);
  font-family: inherit;
  font-size: 15px;
  transition: all 0.2s;
}

.form-input:focus {
  outline: none;
  border-color: var(--accent);
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 0 0 2px rgba(139, 69, 19, 0.08);
}

.sign-signer {
  text-align: right;
  font-size: 14px;
  color: var(--muted);
  margin-top: 4px;
  margin-bottom: 8px;
  padding: 0 6px;
  font-style: italic;
  letter-spacing: 1px;
}

.form-textarea:focus {
  outline: none;
  border-color: var(--accent);
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 0 0 2px rgba(139, 69, 19, 0.08);
}

.seal-btn {
  display: block;
  width: 100%;
  margin-top: 22px;
  padding: 14px;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 6px;
  font-family: inherit;
  font-size: 15px;
  letter-spacing: 8px;
  cursor: pointer;
  transition: opacity 0.2s, transform 0.1s;
}

.seal-btn:active { transform: scale(0.99); }
.seal-btn:disabled { opacity: 0.6; cursor: not-allowed; }

.sign-tip {
  text-align: center;
  font-size: 11px;
  color: var(--muted);
  margin-top: 14px;
  letter-spacing: 1px;
}

/* 封存成功动画 */
.seal-success-overlay {
  position: fixed;
  inset: 0;
  background: rgba(245, 230, 211, 0.94);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  animation: fadeIn 0.4s ease;
}

.seal-success { text-align: center; }

.seal-stamp {
  width: 96px;
  height: 96px;
  margin: 0 auto 22px;
  border: 3px solid var(--accent);
  border-radius: 50%;
  color: var(--accent);
  font-size: 46px;
  line-height: 90px;
  font-weight: 600;
  animation: stamp 0.7s cubic-bezier(0.5, 1.8, 0.4, 1);
}

.seal-success-text {
  font-size: 17px;
  letter-spacing: 6px;
  color: var(--accent);
  animation: fadeIn 0.6s 0.3s both;
}

@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes stamp {
  0% { transform: scale(2.2) rotate(-18deg); opacity: 0; }
  55% { transform: scale(0.88) rotate(6deg); opacity: 1; }
  100% { transform: scale(1) rotate(0); opacity: 1; }
}

/* ============ 管理后台 ============ */
.admin-page { min-height: 100vh; }

.admin-container { max-width: 960px; margin: 0 auto; padding: 24px 16px 60px; }

.admin-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 22px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}

.admin-title {
  font-size: 19px;
  color: var(--accent);
  letter-spacing: 2px;
  font-weight: 600;
}

.admin-actions { display: flex; gap: 8px; flex-wrap: wrap; }

.admin-btn {
  padding: 7px 13px;
  background: transparent;
  border: 1px solid var(--accent);
  color: var(--accent);
  border-radius: 4px;
  cursor: pointer;
  font-family: inherit;
  font-size: 13px;
  transition: all 0.15s;
}

.admin-btn:hover { background: var(--accent); color: #fff; }

.admin-btn.primary { background: var(--accent); color: #fff; }
.admin-btn.primary:hover { opacity: 0.85; }

.admin-login {
  max-width: 320px;
  margin: 80px auto;
  padding: 36px 26px;
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: 10px;
  text-align: center;
  box-shadow: 0 6px 28px rgba(92, 61, 46, 0.08);
}

.admin-login h1 {
  font-size: 22px;
  color: var(--accent);
  margin-bottom: 6px;
  letter-spacing: 4px;
}

.admin-login .sub {
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 22px;
  letter-spacing: 2px;
}

.admin-login input {
  width: 100%;
  padding: 12px 14px;
  margin-bottom: 12px;
  border: 1px solid rgba(139, 69, 19, 0.3);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.6);
  color: var(--text);
  font-family: inherit;
  font-size: 15px;
}

.admin-login input:focus {
  outline: none;
  border-color: var(--accent);
  background: #fff;
}

.admin-login button {
  width: 100%;
  padding: 12px;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  font-family: inherit;
  font-size: 14px;
  letter-spacing: 6px;
}

.admin-toolbar {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 14px;
  align-items: center;
}

.admin-toolbar input, .admin-toolbar select {
  padding: 7px 10px;
  border: 1px solid rgba(139, 69, 19, 0.3);
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.6);
  color: var(--text);
  font-family: inherit;
  font-size: 13px;
}

.scene-select {
  padding: 4px 8px;
  border: 1px solid rgba(139, 69, 19, 0.3);
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.7);
  color: var(--text);
  font-family: inherit;
  font-size: 13px;
  cursor: pointer;
}
.scene-select:focus { outline: none; border-color: var(--accent); }
.scene-select:disabled { opacity: 0.5; cursor: wait; }

.admin-table-wrap {
  overflow-x: auto;
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.admin-table { width: 100%; border-collapse: collapse; font-size: 13px; }

.admin-table th, .admin-table td {
  padding: 10px 8px;
  text-align: left;
  border-bottom: 1px solid rgba(139, 69, 19, 0.12);
  white-space: nowrap;
}

.admin-table th {
  color: var(--muted);
  font-weight: normal;
  font-size: 11px;
  letter-spacing: 1px;
  background: rgba(255, 250, 240, 0.4);
}

.admin-table td.col-content { white-space: normal; max-width: 220px; }

.admin-table tr:hover td { background: rgba(255, 250, 240, 0.4); }

.status-badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 10px;
  font-size: 11px;
  letter-spacing: 1px;
}

.status-pending { background: rgba(139, 69, 19, 0.15); color: var(--accent); }
.status-sealed { background: rgba(92, 61, 46, 0.12); color: var(--text); }

.admin-footer {
  margin-top: 12px;
  color: var(--muted);
  font-size: 12px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
}

.admin-modal {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.4);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  overflow-y: auto;
  z-index: 200;
  padding: 16px;
  animation: fadeIn 0.2s ease;
}

.admin-modal-content {
  background: var(--bg);
  border-radius: 8px;
  padding: 24px;
  width: 100%;
  max-width: 480px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 12px 48px rgba(0, 0, 0, 0.2);
}

.admin-modal h3 {
  color: var(--accent);
  margin-bottom: 6px;
  font-size: 18px;
}

.admin-modal .hint {
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 12px;
  line-height: 1.6;
}

.admin-modal textarea {
  width: 100%;
  min-height: 220px;
  padding: 12px 14px;
  border: 1px solid rgba(139, 69, 19, 0.3);
  border-radius: 6px;
  background: #fff;
  color: var(--text);
  font-family: inherit;
  font-size: 15px;
  resize: vertical;
  line-height: 1.8;
}

.admin-modal textarea:focus {
  outline: none;
  border-color: var(--accent);
}

.edit-signer-row { margin-top: 12px; }
.edit-signer-row .form-label { margin-bottom: 6px; }

.admin-modal-actions {
  margin-top: 16px;
  text-align: right;
  display: flex;
  gap: 8px;
  justify-content: flex-end;
}

/* 预览模态框 */
.preview-modal .admin-modal-content {
  max-width: 480px;
  max-height: 90vh;
  padding: 20px 24px 24px;
  display: flex;
  flex-direction: column;
}
.preview-modal h3 { margin-bottom: 4px; flex-shrink: 0; }
.preview-modal .hint { flex-shrink: 0; }
.preview-wrap {
  margin-top: 12px;
  padding: 20px 16px;
  border-radius: 8px;
  background: var(--bg);
  min-height: 120px;
  flex: 1;
  min-height: 0;
  overflow-y: auto;
}
.preview-modal .admin-modal-actions { flex-shrink: 0; }
.preview-wrap .sign-card {
  max-width: 480px;
  padding: 40px 28px 36px;
  width: 100%;
}
.preview-wrap .sign-scene { font-size: 30px; letter-spacing: 6px; }
.preview-wrap .sign-content { font-size: 17px; line-height: 2; max-height: none; }
.preview-wrap .seal-btn { padding: 14px; font-size: 15px; letter-spacing: 8px; opacity: 0.7; cursor: not-allowed; }
.preview-wrap .form-textarea { min-height: 150px; font-size: 16px; }
.preview-wrap .brand-mark { margin-bottom: 32px; font-size: 12px; }
.preview-wrap .sign-code { font-size: 12px; margin-bottom: 6px; }
.preview-wrap .sign-divider { margin: 22px auto; }

/* ============ 四场景差异化风格 ============ */

/* —— 婚契：枣红暗金，温润仪式 —— */
body.scene-hunqi {
  background: #9A3B35;
  color: #E8CFA8;
}
body.scene-hunqi .sign-card {
  background: linear-gradient(160deg, #8A352F 0%, #6F2823 100%);
  border-color: rgba(212, 170, 120, 0.3);
  box-shadow: 0 8px 32px rgba(80, 20, 15, 0.2);
}
body.scene-hunqi .sign-card::before {
  border-color: rgba(212, 170, 120, 0.12);
}
body.scene-hunqi .sign-scene {
  color: #D4AA78;
  font-size: 32px;
  letter-spacing: 8px;
  font-weight: 600;
}
body.scene-hunqi .sign-divider {
  background: #D4AA78;
  width: 44px;
  opacity: 0.55;
}
body.scene-hunqi .sign-content {
  color: #E8D0B0;
}
body.scene-hunqi .seal-btn {
  background: linear-gradient(135deg, #B88A5A, #9A6B40);
  color: #5A2018;
  letter-spacing: 10px;
  font-weight: 600;
}
body.scene-hunqi .seal-btn:active { background: #8A5C35; }
body.scene-hunqi .form-textarea {
  border-color: rgba(212, 170, 120, 0.25);
  background: rgba(100, 35, 30, 0.4);
  color: #E8D0B0;
}
body.scene-hunqi .form-textarea::placeholder { color: rgba(232, 208, 176, 0.35); }
body.scene-hunqi .form-textarea:focus {
  border-color: #D4AA78;
  box-shadow: 0 0 0 2px rgba(212, 170, 120, 0.1);
}
body.scene-hunqi .brand-mark { color: rgba(212, 170, 120, 0.45); }
body.scene-hunqi .sign-code { color: rgba(212, 170, 120, 0.4); }
body.scene-hunqi .sign-date { color: rgba(212, 170, 120, 0.45); }
body.scene-hunqi .sign-notice { color: rgba(212, 170, 120, 0.35); }
body.scene-hunqi .sign-tip { color: rgba(212, 170, 120, 0.35); }
body.scene-hunqi .form-label { color: rgba(212, 170, 120, 0.45); }
body.scene-hunqi .char-counter { color: rgba(212, 170, 120, 0.35); }
body.scene-hunqi .seal-stamp {
  border-color: #D4AA78;
  color: #D4AA78;
}
body.scene-hunqi .seal-success-text { color: #D4AA78; }
body.scene-hunqi .seal-success-overlay { background: rgba(154, 59, 53, 0.94); }
/* 婚契装饰：角落双喜纹 */
body.scene-hunqi .sign-card::after {
  content: '囍';
  position: absolute;
  top: 12px;
  right: 16px;
  font-size: 22px;
  color: rgba(212, 170, 120, 0.18);
  font-weight: 600;
}

/* —— 生辰：灰粉柔光，温柔梦幻 —— */
body.scene-shengchen {
  background: #E8D8D8;
  color: #6A4A4A;
}
body.scene-shengchen .sign-card {
  background: linear-gradient(160deg, #F8F0EE 0%, #F0E4E2 100%);
  border-color: rgba(150, 110, 110, 0.2);
  box-shadow: 0 8px 28px rgba(150, 110, 110, 0.08);
}
body.scene-shengchen .sign-card::before {
  border-color: rgba(150, 110, 110, 0.1);
}
body.scene-shengchen .sign-scene {
  color: #A07070;
  font-size: 30px;
  letter-spacing: 8px;
  font-weight: 500;
}
body.scene-shengchen .sign-divider {
  background: #C09090;
  width: 36px;
  opacity: 0.45;
}
body.scene-shengchen .sign-content {
  color: #5A3A3A;
  font-size: 16px;
  line-height: 2;
}
body.scene-shengchen .seal-btn {
  background: linear-gradient(135deg, #B08080, #906060);
  letter-spacing: 8px;
}
body.scene-shengchen .seal-btn:active { background: #7A5050; }
body.scene-shengchen .form-textarea {
  border-color: rgba(150, 110, 110, 0.22);
  background: rgba(250, 245, 243, 0.6);
  color: #5A3A3A;
}
body.scene-shengchen .form-textarea:focus {
  border-color: #A07070;
  box-shadow: 0 0 0 2px rgba(160, 112, 112, 0.08);
}
body.scene-shengchen .brand-mark { color: rgba(150, 110, 110, 0.38); }
body.scene-shengchen .sign-code { color: rgba(150, 110, 110, 0.35); }
body.scene-shengchen .sign-date { color: rgba(150, 110, 110, 0.38); }
body.scene-shengchen .sign-notice { color: rgba(150, 110, 110, 0.32); }
body.scene-shengchen .sign-tip { color: rgba(150, 110, 110, 0.32); }
body.scene-shengchen .form-label { color: rgba(150, 110, 110, 0.38); }
body.scene-shengchen .char-counter { color: rgba(150, 110, 110, 0.32); }
body.scene-shengchen .seal-stamp {
  border-color: #A07070;
  color: #A07070;
}
body.scene-shengchen .seal-success-text { color: #A07070; }
body.scene-shengchen .seal-success-overlay { background: rgba(232, 216, 216, 0.94); }
/* 生辰装饰：星星点缀 */
body.scene-shengchen .sign-card::after {
  content: '✦  ✧  ✦';
  position: absolute;
  top: 14px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 10px;
  color: rgba(176, 128, 128, 0.3);
  letter-spacing: 8px;
}

/* —— 远寄：青灰柔和，思念远方 —— */
body.scene-yuanji {
  background: #C8D0D0;
  color: #4A5A5C;
}
body.scene-yuanji .sign-card {
  background: linear-gradient(180deg, #E0E6E6 0%, #D0D8D8 100%);
  border-color: rgba(90, 110, 115, 0.22);
  box-shadow: 0 8px 28px rgba(80, 100, 105, 0.1);
}
body.scene-yuanji .sign-card::before {
  border-color: rgba(90, 110, 115, 0.1);
}
body.scene-yuanji .sign-scene {
  color: #5A7878;
  font-size: 28px;
  letter-spacing: 10px;
  font-weight: 400;
}
body.scene-yuanji .sign-divider {
  background: #7A9898;
  width: 48px;
  opacity: 0.4;
}
body.scene-yuanji .sign-content {
  color: #3D4D4F;
  text-align: left;
  text-indent: 2em;
  font-size: 16px;
  line-height: 2.1;
}
body.scene-yuanji .seal-btn {
  background: #5A7878;
  letter-spacing: 6px;
  font-weight: 500;
}
body.scene-yuanji .seal-btn:active { background: #4A6868; }
body.scene-yuanji .form-textarea {
  border-color: rgba(90, 110, 115, 0.22);
  background: rgba(220, 228, 228, 0.5);
  color: #3D4D4F;
}
body.scene-yuanji .form-textarea:focus {
  border-color: #5A7878;
  box-shadow: 0 0 0 2px rgba(90, 120, 120, 0.08);
}
body.scene-yuanji .brand-mark { color: rgba(90, 110, 115, 0.4); }
body.scene-yuanji .sign-code { color: rgba(90, 110, 115, 0.35); }
body.scene-yuanji .sign-date { color: rgba(90, 110, 115, 0.4); }
body.scene-yuanji .sign-notice { color: rgba(90, 110, 115, 0.35); }
body.scene-yuanji .sign-tip { color: rgba(90, 110, 115, 0.35); }
body.scene-yuanji .form-label { color: rgba(90, 110, 115, 0.4); }
body.scene-yuanji .char-counter { color: rgba(90, 110, 115, 0.35); }
body.scene-yuanji .seal-stamp {
  border-color: #5A7878;
  color: #5A7878;
}
body.scene-yuanji .seal-success-text { color: #5A7878; }
body.scene-yuanji .seal-success-overlay { background: rgba(200, 208, 208, 0.94); }
/* 远寄装饰：竖线信纸纹 */
body.scene-yuanji .sign-card::after {
  content: '';
  position: absolute;
  top: 50px;
  bottom: 50px;
  left: 50px;
  border-left: 1px solid rgba(90, 120, 120, 0.1);
}

/* —— 秋思：暖棕烛光，秋日思念 —— */
body.scene-qiusi {
  background: #3A2519;
  color: #D4A87A;
}
body.scene-qiusi .sign-card {
  background: linear-gradient(160deg, #5C3A21 0%, #3A2515 100%);
  border-color: rgba(212, 168, 122, 0.25);
  box-shadow: 0 8px 32px rgba(20, 10, 0, 0.35);
}
body.scene-qiusi .sign-card::before {
  border-color: rgba(212, 168, 122, 0.12);
}
body.scene-qiusi .sign-scene {
  color: #D4A87A;
  font-size: 32px;
  letter-spacing: 10px;
  font-weight: 500;
}
body.scene-qiusi .sign-divider {
  background: #D4A87A;
  width: 44px;
  opacity: 0.55;
}
body.scene-qiusi .sign-content {
  color: #F0DCC4;
  font-size: 16px;
  line-height: 2.1;
}
body.scene-qiusi .seal-btn {
  background: linear-gradient(135deg, #A07845, #7A5230);
  letter-spacing: 8px;
  font-weight: 500;
}
body.scene-qiusi .seal-btn:active { background: #6A4525; }
body.scene-qiusi .form-textarea {
  border-color: rgba(212, 168, 122, 0.3);
  background: rgba(50, 30, 15, 0.6);
  color: #F0DCC4;
}
body.scene-qiusi .form-textarea:focus {
  border-color: #D4A87A;
  box-shadow: 0 0 0 2px rgba(212, 168, 122, 0.12);
}
body.scene-qiusi .brand-mark { color: rgba(212, 168, 122, 0.5); }
body.scene-qiusi .sign-code { color: rgba(212, 168, 122, 0.45); }
body.scene-qiusi .sign-date { color: rgba(212, 168, 122, 0.5); }
body.scene-qiusi .sign-notice { color: rgba(212, 168, 122, 0.45); }
body.scene-qiusi .sign-tip { color: rgba(212, 168, 122, 0.45); }
body.scene-qiusi .form-label { color: rgba(212, 168, 122, 0.5); }
body.scene-qiusi .char-counter { color: rgba(212, 168, 122, 0.45); }
body.scene-qiusi .seal-stamp {
  border-color: #D4A87A;
  color: #D4A87A;
}
body.scene-qiusi .seal-success-text { color: #D4A87A; }
body.scene-qiusi .seal-success-overlay { background: rgba(58, 37, 25, 0.95); }
/* 秋思装饰：右上省略号，未尽之言 */
body.scene-qiusi .sign-card::after {
  content: '···';
  position: absolute;
  top: 14px;
  right: 20px;
  font-size: 18px;
  color: rgba(212, 168, 122, 0.3);
  letter-spacing: 4px;
}

/* —— 折桂：墨绿暗金，功成名就 —— */
body.scene-zhegui {
  background: #1A2E20;
  color: #C9A84C;
}
body.scene-zhegui .sign-card {
  background: linear-gradient(160deg, #243B2C 0%, #1A2E20 100%);
  border-color: rgba(201, 168, 76, 0.25);
  box-shadow: 0 8px 32px rgba(0, 20, 5, 0.4);
}
body.scene-zhegui .sign-card::before {
  border-color: rgba(201, 168, 76, 0.12);
}
body.scene-zhegui .sign-scene {
  color: #C9A84C;
  font-size: 32px;
  letter-spacing: 10px;
  font-weight: 500;
}
body.scene-zhegui .sign-divider {
  background: #C9A84C;
  width: 44px;
  opacity: 0.55;
}
body.scene-zhegui .sign-content {
  color: #D8D0B8;
  font-size: 16px;
  line-height: 2.1;
}
body.scene-zhegui .seal-btn {
  background: linear-gradient(135deg, #8B7423, #6B5A1B);
  letter-spacing: 8px;
  font-weight: 500;
}
body.scene-zhegui .seal-btn:active { background: #5A4A15; }
body.scene-zhegui .form-textarea {
  border-color: rgba(201, 168, 76, 0.3);
  background: rgba(20, 35, 25, 0.6);
  color: #D8D0B8;
}
body.scene-zhegui .form-textarea:focus {
  border-color: #C9A84C;
  box-shadow: 0 0 0 2px rgba(201, 168, 76, 0.12);
}
body.scene-zhegui .brand-mark { color: rgba(201, 168, 76, 0.5); }
body.scene-zhegui .sign-code { color: rgba(201, 168, 76, 0.45); }
body.scene-zhegui .sign-date { color: rgba(201, 168, 76, 0.5); }
body.scene-zhegui .sign-notice { color: rgba(201, 168, 76, 0.45); }
body.scene-zhegui .sign-tip { color: rgba(201, 168, 76, 0.45); }
body.scene-zhegui .form-label { color: rgba(201, 168, 76, 0.5); }
body.scene-zhegui .char-counter { color: rgba(201, 168, 76, 0.45); }
body.scene-zhegui .seal-stamp {
  border-color: #C9A84C;
  color: #C9A84C;
}
body.scene-zhegui .seal-success-text { color: #C9A84C; }
body.scene-zhegui .seal-success-overlay { background: rgba(26, 46, 32, 0.95); }
/* 折桂装饰：右上桂花纹 */
body.scene-zhegui .sign-card::after {
  content: '✦';
  position: absolute;
  top: 14px;
  right: 20px;
  font-size: 16px;
  color: rgba(201, 168, 76, 0.25);
  letter-spacing: 4px;
}

/* —— 初见：米白灰棕，简约清新 —— */
body.scene-chujian {
  background: #F2EDE6;
  color: #6A5A4A;
}
body.scene-chujian .sign-card {
  background: rgba(255, 252, 247, 0.6);
  border-color: rgba(120, 100, 80, 0.18);
}
body.scene-chujian .sign-card::before {
  border-color: rgba(120, 100, 80, 0.07);
}
body.scene-chujian .sign-scene {
  color: #8A7258;
}
body.scene-chujian .sign-divider {
  background: #A08870;
  opacity: 0.45;
}
body.scene-chujian .sign-content {
  color: #5A4A3A;
}
body.scene-chujian .seal-btn {
  background: #8A7258;
}
body.scene-chujian .seal-btn:active { background: #705A42; }
body.scene-chujian .form-textarea {
  border-color: rgba(120, 100, 80, 0.25);
  background: rgba(255, 252, 247, 0.6);
  color: #5A4A3A;
}
body.scene-chujian .form-textarea:focus {
  border-color: #8A7258;
  box-shadow: 0 0 0 2px rgba(138, 114, 88, 0.08);
}
body.scene-chujian .brand-mark { color: rgba(106, 90, 74, 0.42); }
body.scene-chujian .sign-code { color: rgba(106, 90, 74, 0.4); }
body.scene-chujian .sign-date { color: rgba(106, 90, 74, 0.42); }
body.scene-chujian .sign-notice { color: rgba(106, 90, 74, 0.38); }
body.scene-chujian .sign-tip { color: rgba(106, 90, 74, 0.38); }
body.scene-chujian .form-label { color: rgba(106, 90, 74, 0.42); }
body.scene-chujian .char-counter { color: rgba(106, 90, 74, 0.38); }
body.scene-chujian .seal-stamp {
  border-color: #8A7258;
  color: #8A7258;
}
body.scene-chujian .seal-success-text { color: #8A7258; }
body.scene-chujian .seal-success-overlay { background: rgba(242, 237, 230, 0.94); }

/* 手机端适配 */
@media (max-width: 600px) {
  body { font-size: 14px; }
  .admin-table { font-size: 12px; }
  .admin-table th, .admin-table td { padding: 8px 6px; }
  .sign-scene { font-size: 26px; }
  .sign-content { font-size: 16px; }
  body.scene-hunqi .sign-scene { font-size: 28px; letter-spacing: 6px; }
  body.scene-shengchen .sign-scene { font-size: 28px; letter-spacing: 8px; }
  body.scene-yuanji .sign-scene { font-size: 26px; letter-spacing: 10px; }
  body.scene-yuanji .sign-card::after { left: 30px; }
}

/* ============ 预览模态框场景样式 ============ */
/* 婚契 */
.preview-wrap.scene-hunqi { background: #9A3B35; color: #E8CFA8; }
.preview-wrap.scene-hunqi .sign-card {
  background: linear-gradient(160deg, #8A352F 0%, #6F2823 100%);
  border-color: rgba(212, 170, 120, 0.3);
}
.preview-wrap.scene-hunqi .sign-card::before { border-color: rgba(212, 170, 120, 0.12); }
.preview-wrap.scene-hunqi .sign-card::after {
  content: '囍'; position: absolute; top: 12px; right: 16px;
  font-size: 22px; color: rgba(212, 170, 120, 0.18); font-weight: 600;
}
.preview-wrap.scene-hunqi .sign-scene { color: #D4AA78; font-weight: 600; }
.preview-wrap.scene-hunqi .sign-divider { background: #D4AA78; opacity: 0.55; }
.preview-wrap.scene-hunqi .sign-content { color: #E8D0B0; }
.preview-wrap.scene-hunqi .seal-btn { background: linear-gradient(135deg, #B88A5A, #9A6B40); color: #5A2018; }
.preview-wrap.scene-hunqi .form-textarea { border-color: rgba(212, 170, 120, 0.25); color: #E8D0B0; }
.preview-wrap.scene-hunqi .brand-mark { color: rgba(212, 170, 120, 0.45); }
.preview-wrap.scene-hunqi .sign-code { color: rgba(212, 170, 120, 0.4); }
.preview-wrap.scene-hunqi .sign-date { color: rgba(212, 170, 120, 0.45); }
.preview-wrap.scene-hunqi .sign-notice { color: rgba(212, 170, 120, 0.35); }
.preview-wrap.scene-hunqi .sign-tip { color: rgba(212, 170, 120, 0.35); }
.preview-wrap.scene-hunqi .form-label { color: rgba(212, 170, 120, 0.45); }

/* 生辰 */
.preview-wrap.scene-shengchen { background: #E8D8D8; color: #6A4A4A; }
.preview-wrap.scene-shengchen .sign-card {
  background: linear-gradient(160deg, #F8F0EE 0%, #F0E4E2 100%);
  border-color: rgba(150, 110, 110, 0.2);
}
.preview-wrap.scene-shengchen .sign-card::before { border-color: rgba(150, 110, 110, 0.1); }
.preview-wrap.scene-shengchen .sign-card::after {
  content: '✦  ✧  ✦'; position: absolute; top: 14px; left: 50%;
  transform: translateX(-50%); font-size: 10px; color: rgba(176, 128, 128, 0.3); letter-spacing: 8px;
}
.preview-wrap.scene-shengchen .sign-scene { color: #A07070; font-weight: 500; }
.preview-wrap.scene-shengchen .sign-divider { background: #C09090; opacity: 0.45; }
.preview-wrap.scene-shengchen .sign-content { color: #5A3A3A; }
.preview-wrap.scene-shengchen .seal-btn { background: linear-gradient(135deg, #B08080, #906060); }
.preview-wrap.scene-shengchen .form-textarea { border-color: rgba(150, 110, 110, 0.22); color: #5A3A3A; }
.preview-wrap.scene-shengchen .brand-mark { color: rgba(150, 110, 110, 0.38); }
.preview-wrap.scene-shengchen .sign-code { color: rgba(150, 110, 110, 0.35); }
.preview-wrap.scene-shengchen .sign-date { color: rgba(150, 110, 110, 0.38); }
.preview-wrap.scene-shengchen .sign-notice { color: rgba(150, 110, 110, 0.32); }
.preview-wrap.scene-shengchen .sign-tip { color: rgba(150, 110, 110, 0.32); }
.preview-wrap.scene-shengchen .form-label { color: rgba(150, 110, 110, 0.38); }

/* 远寄 */
.preview-wrap.scene-yuanji { background: #C8D0D0; color: #4A5A5C; }
.preview-wrap.scene-yuanji .sign-card {
  background: linear-gradient(180deg, #E0E6E6 0%, #D0D8D8 100%);
  border-color: rgba(90, 110, 115, 0.22);
}
.preview-wrap.scene-yuanji .sign-card::before { border-color: rgba(90, 110, 115, 0.1); }
.preview-wrap.scene-yuanji .sign-card::after {
  content: ''; position: absolute; top: 50px; bottom: 50px; left: 50px;
  border-left: 1px solid rgba(90, 120, 120, 0.1);
}
.preview-wrap.scene-yuanji .sign-scene { color: #5A7878; font-weight: 400; }
.preview-wrap.scene-yuanji .sign-divider { background: #7A9898; opacity: 0.4; }
.preview-wrap.scene-yuanji .sign-content { color: #3D4D4F; text-align: left; text-indent: 2em; }
.preview-wrap.scene-yuanji .seal-btn { background: #5A7878; }
.preview-wrap.scene-yuanji .form-textarea { border-color: rgba(90, 110, 115, 0.22); color: #3D4D4F; }
.preview-wrap.scene-yuanji .brand-mark { color: rgba(90, 110, 115, 0.4); }
.preview-wrap.scene-yuanji .sign-code { color: rgba(90, 110, 115, 0.35); }
.preview-wrap.scene-yuanji .sign-date { color: rgba(90, 110, 115, 0.4); }
.preview-wrap.scene-yuanji .sign-notice { color: rgba(90, 110, 115, 0.35); }
.preview-wrap.scene-yuanji .sign-tip { color: rgba(90, 110, 115, 0.35); }
.preview-wrap.scene-yuanji .form-label { color: rgba(90, 110, 115, 0.4); }

/* 思念 */
.preview-wrap.scene-qiusi { background: #3A2519; color: #D4A87A; }
.preview-wrap.scene-qiusi .sign-card {
  background: linear-gradient(160deg, #5C3A21 0%, #3A2515 100%);
  border-color: rgba(212, 168, 122, 0.25);
}
.preview-wrap.scene-qiusi .sign-card::before { border-color: rgba(212, 168, 122, 0.12); }
.preview-wrap.scene-qiusi .sign-card::after {
  content: '···'; position: absolute; top: 14px; right: 20px;
  font-size: 18px; color: rgba(212, 168, 122, 0.3); letter-spacing: 4px;
}
.preview-wrap.scene-qiusi .sign-scene { color: #D4A87A; font-weight: 500; }
.preview-wrap.scene-qiusi .sign-divider { background: #D4A87A; opacity: 0.55; }
.preview-wrap.scene-qiusi .sign-content { color: #F0DCC4; }
.preview-wrap.scene-qiusi .seal-btn { background: linear-gradient(135deg, #A07845, #7A5230); }
.preview-wrap.scene-qiusi .form-textarea { border-color: rgba(212, 168, 122, 0.3); color: #F0DCC4; }
.preview-wrap.scene-qiusi .brand-mark { color: rgba(212, 168, 122, 0.5); }
.preview-wrap.scene-qiusi .sign-code { color: rgba(212, 168, 122, 0.45); }
.preview-wrap.scene-qiusi .sign-date { color: rgba(212, 168, 122, 0.5); }
.preview-wrap.scene-qiusi .sign-notice { color: rgba(212, 168, 122, 0.45); }
.preview-wrap.scene-qiusi .sign-tip { color: rgba(212, 168, 122, 0.45); }
.preview-wrap.scene-qiusi .form-label { color: rgba(212, 168, 122, 0.5); }

/* 折桂 */
.preview-wrap.scene-zhegui { background: #1A2E20; color: #C9A84C; }
.preview-wrap.scene-zhegui .sign-card {
  background: linear-gradient(160deg, #243B2C 0%, #1A2E20 100%);
  border-color: rgba(201, 168, 76, 0.25);
}
.preview-wrap.scene-zhegui .sign-card::before { border-color: rgba(201, 168, 76, 0.12); }
.preview-wrap.scene-zhegui .sign-card::after {
  content: '✦'; position: absolute; top: 14px; right: 20px;
  font-size: 16px; color: rgba(201, 168, 76, 0.25); letter-spacing: 4px;
}
.preview-wrap.scene-zhegui .sign-scene { color: #C9A84C; font-weight: 500; }
.preview-wrap.scene-zhegui .sign-divider { background: #C9A84C; opacity: 0.55; }
.preview-wrap.scene-zhegui .sign-content { color: #D8D0B8; }
.preview-wrap.scene-zhegui .seal-btn { background: linear-gradient(135deg, #8B7423, #6B5A1B); }
.preview-wrap.scene-zhegui .form-textarea { border-color: rgba(201, 168, 76, 0.3); color: #D8D0B8; }
.preview-wrap.scene-zhegui .brand-mark { color: rgba(201, 168, 76, 0.5); }
.preview-wrap.scene-zhegui .sign-code { color: rgba(201, 168, 76, 0.45); }
.preview-wrap.scene-zhegui .sign-date { color: rgba(201, 168, 76, 0.5); }
.preview-wrap.scene-zhegui .sign-notice { color: rgba(201, 168, 76, 0.45); }
.preview-wrap.scene-zhegui .sign-tip { color: rgba(201, 168, 76, 0.45); }
.preview-wrap.scene-zhegui .form-label { color: rgba(201, 168, 76, 0.5); }

/* 初见 */
.preview-wrap.scene-chujian { background: #F2EDE6; color: #6A5A4A; }
.preview-wrap.scene-chujian .sign-card {
  background: rgba(255, 252, 247, 0.6);
  border-color: rgba(120, 100, 80, 0.18);
}
.preview-wrap.scene-chujian .sign-card::before { border-color: rgba(120, 100, 80, 0.07); }
.preview-wrap.scene-chujian .sign-scene { color: #8A7258; }
.preview-wrap.scene-chujian .sign-divider { background: #A08870; opacity: 0.45; }
.preview-wrap.scene-chujian .sign-content { color: #5A4A3A; }
.preview-wrap.scene-chujian .seal-btn { background: #8A7258; }
.preview-wrap.scene-chujian .form-textarea { border-color: rgba(120, 100, 80, 0.25); color: #5A4A3A; }
.preview-wrap.scene-chujian .brand-mark { color: rgba(106, 90, 74, 0.42); }
.preview-wrap.scene-chujian .sign-code { color: rgba(106, 90, 74, 0.4); }
.preview-wrap.scene-chujian .sign-date { color: rgba(106, 90, 74, 0.42); }
.preview-wrap.scene-chujian .sign-notice { color: rgba(106, 90, 74, 0.38); }
.preview-wrap.scene-chujian .sign-tip { color: rgba(106, 90, 74, 0.38); }
.preview-wrap.scene-chujian .form-label { color: rgba(106, 90, 74, 0.42); }