/* style.css —— AI 手相大师 · 高级极简玄学风
   深墨底色 · 低饱和金 · 衬线标题 · 八卦太极辅助元素 · 克制动效 */

:root {
  --bg: #0a0a0d;
  --bg-2: #0e0e12;
  --card: rgba(255, 255, 255, 0.015);
  --card-border: rgba(196, 168, 106, 0.16);
  --card-border-strong: rgba(196, 168, 106, 0.4);
  --gold: #c4a86a;
  --gold-dim: rgba(196, 168, 106, 0.35);
  --gold-faint: rgba(196, 168, 106, 0.08);
  --text: #e4dfd4;
  --text-dim: #8d877a;
  --text-faint: #5c574c;
  --danger: #c96a5f;
  --serif: "Noto Serif SC", "Songti SC", "STSong", "SimSun", serif;
  --sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", -apple-system, sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
[hidden] { display: none !important; }

html { -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--sans);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

/* ===== 太极八卦背景（极淡，克制） ===== */
.taiji-bg {
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background:
    radial-gradient(900px 600px at 85% -10%, rgba(196, 168, 106, 0.05), transparent 60%),
    radial-gradient(700px 500px at -10% 100%, rgba(196, 168, 106, 0.035), transparent 60%);
}
.taiji-bg::after {
  content: "☯";
  position: absolute; top: -6%; right: -4%;
  font-size: 42vmin; line-height: 1;
  color: rgba(196, 168, 106, 0.035);
  transform: rotate(24deg);
  font-family: var(--serif);
}

.container {
  position: relative; z-index: 1;
  max-width: 560px;
  margin: 0 auto;
  padding: 40px 22px 60px;
}

/* ===== 头部 ===== */
.hero { text-align: center; padding: 8px 0 44px; }
.hero-top { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.logo-wrap { display: flex; align-items: center; gap: 16px; text-align: left; }

/* 太极 logo */
.taiji-logo {
  width: 52px; height: 52px; flex: none;
  border: 1px solid var(--card-border-strong);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  background: radial-gradient(circle at center, #121116, #0c0c10);
  position: relative;
}
.taiji-logo svg { width: 30px; height: 30px; }

h1 {
  font-family: var(--serif);
  font-size: 26px; font-weight: 600;
  letter-spacing: 8px; line-height: 1.3;
  color: var(--text);
}
h1 span { color: var(--gold); }
.tagline {
  font-family: var(--serif);
  font-size: 11.5px; letter-spacing: 5px;
  color: var(--text-faint);
  margin-top: 5px;
}

/* 用户区 */
.user-area { display: flex; align-items: center; }
.btn.small { padding: 7px 14px; font-size: 12px; border-radius: 4px; letter-spacing: 2px; }
.user-chip {
  display: flex; align-items: center; gap: 9px;
  padding: 5px 12px 5px 5px;
  border: 1px solid var(--card-border); border-radius: 100px;
  background: rgba(255, 255, 255, 0.02); cursor: pointer;
}
.user-chip .chip-avatar {
  width: 28px; height: 28px; border-radius: 50%;
  border: 1px solid var(--card-border-strong);
  background: transparent; color: var(--gold);
  font-family: var(--serif);
  display: flex; align-items: center; justify-content: center;
  font-size: 13px;
}
.user-chip .chip-name { font-size: 12.5px; color: var(--text); max-width: 90px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; letter-spacing: 1px; }
.chip-vip { font-size: 11px; color: var(--gold); letter-spacing: 1px; }

/* ===== 卡片 ===== */
.card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: 10px;
  padding: 26px 24px;
  margin-bottom: 20px;
  position: relative;
  animation: rise .45s ease both;
}
@keyframes rise { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }

/* 卡片标题：卦辞式 */
.card h2 {
  font-family: var(--serif);
  font-size: 15px; font-weight: 600;
  letter-spacing: 4px; color: var(--gold);
  margin-bottom: 20px;
  display: flex; align-items: baseline; gap: 10px;
}
.card h2 .step {
  font-size: 11px; color: var(--text-faint);
  letter-spacing: 2px; font-weight: 400;
  border: none; padding: 0;
}
.card h2::after {
  content: ""; flex: 1; height: 1px;
  background: linear-gradient(90deg, var(--card-border), transparent);
  align-self: center;
}

/* ===== 按钮 ===== */
.btn-row { display: flex; gap: 10px; margin-top: 16px; }
.btn-row .btn { flex: 1; }
.btn {
  border: 1px solid var(--card-border-strong);
  background: transparent;
  color: var(--gold);
  border-radius: 6px;
  padding: 12px 18px; font-size: 14px;
  letter-spacing: 3px; font-family: var(--sans);
  cursor: pointer;
  transition: background .25s ease, color .25s ease, border-color .25s ease;
  -webkit-tap-highlight-color: transparent;
}
.btn:hover { background: var(--gold-faint); border-color: var(--gold); }
.btn:active { transform: translateY(1px); }
.btn.primary {
  background: transparent; border-color: var(--gold);
  color: var(--gold); font-weight: 500;
}
.btn.primary:hover { background: rgba(196, 168, 106, 0.12); }
.btn.ghost { border-color: var(--card-border); color: var(--text-dim); }
.btn.ghost:hover { border-color: var(--card-border-strong); color: var(--gold); background: transparent; }
.btn.big { font-size: 15px; padding: 14px 20px; letter-spacing: 4px; }
.btn.block { width: 100%; }

/* ===== 拍照区 ===== */
.dropzone {
  border: 1px dashed var(--card-border);
  border-radius: 8px;
  min-height: 300px;
  display: flex; align-items: center; justify-content: center;
  overflow: hidden; position: relative;
  background: rgba(0, 0, 0, 0.18);
}
.dropzone video {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
}
.dropzone canvas { width: 100%; height: 100%; object-fit: contain; }

/* 手掌定位引导 */
.palm-guide {
  position: absolute; inset: 0; z-index: 2;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  pointer-events: none;
  background: rgba(10, 10, 13, 0.15);
}
.palm-guide svg { width: 58%; max-width: 240px; opacity: .75; }
.palm-guide .guide-text {
  margin-top: 12px; font-size: 12px; letter-spacing: 4px;
  color: var(--gold);
  font-family: var(--serif);
}

#dropHint { text-align: center; padding: 30px 20px; }
.hand-icon {
  width: 72px; height: 72px; margin: 0 auto 16px;
  border: 1px solid var(--card-border-strong);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 26px; color: var(--gold-dim);
}
.hint-main { font-size: 14px; letter-spacing: 3px; color: var(--text); font-family: var(--serif); }
.hint-sub { font-size: 11.5px; color: var(--text-faint); margin-top: 8px; letter-spacing: 1.5px; }

/* ===== 表单 ===== */
.field { margin-bottom: 18px; }
.field-label { display: block; font-size: 12px; color: var(--text-dim); margin-bottom: 10px; letter-spacing: 2px; }
.hand-select { display: flex; gap: 10px; }
.chip {
  flex: 1; padding: 11px 8px; font-size: 13.5px;
  background: transparent; color: var(--text-dim);
  border: 1px solid var(--card-border); border-radius: 6px;
  cursor: pointer; font-family: var(--sans); letter-spacing: 2px;
  transition: all .25s ease;
}
.chip.active {
  color: var(--gold);
  border-color: var(--gold);
  background: var(--gold-faint);
}
input[type="text"], input[type="email"], input[type="password"], input[type="date"] {
  width: 100%; padding: 12px 14px; font-size: 14px;
  background: rgba(0, 0, 0, 0.22); color: var(--text);
  border: 1px solid var(--card-border); border-radius: 6px;
  outline: none; font-family: var(--sans); letter-spacing: 1px;
}
input:focus { border-color: var(--gold); }
input::placeholder { color: var(--text-faint); }

.free-tip { font-size: 12px; color: var(--text-faint); margin: 0 0 16px; text-align: center; letter-spacing: 1px; }

/* ===== 加载 ===== */
.loading-card { text-align: center; padding: 52px 24px; }
.mystic-spinner {
  width: 92px; height: 92px; margin: 0 auto 22px;
  border-radius: 50%;
  border: 1px solid var(--card-border);
  position: relative;
  animation: spin 6s linear infinite;
}
/* 八卦环：八个卦符绕环 */
.mystic-spinner .gua {
  position: absolute; inset: 0;
  display: flex; align-items: flex-start; justify-content: center;
}
.mystic-spinner .gua span {
  font-size: 13px; color: var(--gold-dim);
  margin-top: -9px; font-family: var(--serif);
}
.mystic-spinner .core {
  position: absolute; inset: 16px;
  border: 1px solid var(--card-border-strong);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
}
.mystic-spinner .core span { font-size: 22px; color: var(--gold); }
@keyframes spin { to { transform: rotate(360deg); } }
.loading-text { font-family: var(--serif); color: var(--gold); letter-spacing: 4px; font-size: 13.5px; }

/* ===== 结果 ===== */
.meta { font-family: var(--serif); font-size: 12.5px; color: var(--text-dim); margin-bottom: 20px; letter-spacing: 2px; }
.demo-badge, .vip-badge {
  display: inline-block; font-size: 10.5px; letter-spacing: 1.5px;
  color: var(--gold); border: 1px solid var(--card-border-strong);
  border-radius: 3px; padding: 1px 8px; margin-left: 8px;
  vertical-align: 1px; font-family: var(--serif);
}

.line-card {
  border: 1px solid var(--card-border);
  border-radius: 8px; padding: 20px 20px 18px;
  margin-bottom: 16px;
  background: rgba(0, 0, 0, 0.14);
  position: relative;
}
/* 卦象水印：卡片右上角极淡卦符 */
.line-card .gua-mark {
  position: absolute; top: 12px; right: 16px;
  font-size: 30px; color: rgba(196, 168, 106, 0.12);
  font-family: var(--serif); line-height: 1;
}
.line-head { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; padding-right: 40px; }
.line-icon { font-size: 16px; color: var(--gold-dim); width: 22px; text-align: center; font-family: var(--serif); }
.line-name { font-size: 15px; font-weight: 500; color: var(--gold); font-family: var(--serif); letter-spacing: 3px; }
.line-en { font-size: 10.5px; color: var(--text-faint); letter-spacing: 1.5px; }
.score-bar {
  height: 3px; border-radius: 2px;
  background: rgba(255, 255, 255, 0.06);
  overflow: hidden; flex: 1; margin: 0 10px;
}
.score-fill {
  height: 100%;
  background: linear-gradient(90deg, rgba(196, 168, 106, 0.35), var(--gold));
  transition: width 1.2s ease .2s;
  width: 0;
}
.score-num { font-size: 14px; color: var(--gold); font-weight: 400; min-width: 30px; text-align: right; font-family: var(--serif); }

/* 古籍原文 */
.face-classic {
  font-family: var(--serif);
  font-size: 13px; color: var(--gold-dim);
  line-height: 2; margin-bottom: 8px; letter-spacing: 1px;
}
.face-source { font-size: 10.5px; color: var(--text-faint); }
.line-text { font-size: 14px; color: var(--text); letter-spacing: .5px; line-height: 1.9; }

/* ===== 会员区 ===== */
.premium-divider {
  margin: 26px 0 18px; text-align: center;
  border-top: 1px solid var(--card-border); position: relative;
}
.premium-divider span {
  position: relative; top: -12px;
  background: var(--bg);
  color: var(--gold); font-family: var(--serif);
  font-size: 13px; letter-spacing: 5px;
  padding: 0 16px;
}
.premium-lock {
  text-align: center; padding: 30px 16px 22px;
  border: 1px dashed var(--card-border); border-radius: 8px;
  background: rgba(0, 0, 0, 0.14);
}
.lock-icon { font-size: 26px; color: var(--gold-dim); margin-bottom: 10px; font-family: var(--serif); }
.lock-title { font-size: 14.5px; color: var(--gold); letter-spacing: 3px; margin-bottom: 6px; font-family: var(--serif); }
.lock-sub { font-size: 12px; color: var(--text-faint); margin-bottom: 18px; letter-spacing: 1px; }

/* 面相入口 */
.face-entry {
  text-align: center; padding: 30px 16px 22px;
  border: 1px solid var(--card-border); border-radius: 8px;
  background: rgba(0, 0, 0, 0.14);
  margin-top: 4px;
}
.face-entry-icon { font-size: 24px; color: var(--gold-dim); margin-bottom: 10px; font-family: var(--serif); }

.face-section { margin-top: 4px; }
.face-tip { font-size: 12px; color: var(--text-faint); margin-bottom: 16px; text-align: center; letter-spacing: 1.5px; }
.face-dropzone { min-height: 260px; }
.face-loading { text-align: center; padding: 26px 0 10px; }

.face-summary {
  border: 1px solid var(--card-border-strong);
  border-radius: 8px; padding: 24px 22px; margin: 18px 0;
  background: linear-gradient(160deg, rgba(196, 168, 106, 0.05), rgba(0, 0, 0, 0.2));
  text-align: center; position: relative;
}
.face-summary::before {
  content: "☯"; position: absolute; top: 10px; left: 50%;
  transform: translateX(-50%);
  font-size: 18px; color: var(--gold-dim); font-family: var(--serif);
}
.face-summary-icon { font-size: 22px; color: var(--gold-dim); margin-bottom: 10px; }
.face-summary-text {
  font-family: var(--serif); font-size: 14.5px; color: var(--text);
  letter-spacing: 1px; line-height: 2.1; padding-top: 8px;
}
.face-region {
  border: 1px solid var(--card-border); border-radius: 8px;
  padding: 18px 20px; margin-bottom: 14px;
  background: rgba(0, 0, 0, 0.14); position: relative;
}

/* ===== 弹窗 ===== */
.modal-mask {
  position: fixed; inset: 0; z-index: 100;
  background: rgba(6, 6, 9, 0.82);
  backdrop-filter: blur(8px);
  display: flex; align-items: center; justify-content: center;
  padding: 22px;
}
.modal {
  width: 100%; max-width: 400px;
  background: #0d0d11;
  border: 1px solid var(--card-border-strong);
  border-radius: 10px;
  padding: 30px 26px;
  position: relative;
  max-height: 88vh; overflow-y: auto;
  animation: rise .3s ease both;
}
.modal h3 { font-family: var(--serif); font-size: 17px; font-weight: 600; letter-spacing: 4px; color: var(--gold); margin-bottom: 6px; }
.modal-sub { font-size: 12px; color: var(--text-faint); margin-bottom: 20px; letter-spacing: 1px; }
.modal-close {
  position: absolute; top: 14px; right: 18px;
  background: none; border: none; color: var(--text-faint);
  font-size: 15px; cursor: pointer; padding: 4px;
  font-family: var(--serif);
}
.modal-close:hover { color: var(--gold); }
.auth-tabs { display: flex; gap: 10px; margin: 16px 0 22px; }
.auth-tab {
  flex: 1; padding: 10px; font-size: 13.5px;
  background: transparent; color: var(--text-faint);
  border: 1px solid var(--card-border); border-radius: 6px;
  cursor: pointer; font-family: var(--serif); letter-spacing: 3px;
}
.auth-tab.active { color: var(--gold); border-color: var(--gold); background: var(--gold-faint); }

/* 会员中心 */
.vip-price { text-align: center; margin: 16px 0 6px; }
.price-cny {
  font-family: var(--serif);
  font-size: 40px; font-weight: 500;
  color: var(--gold); letter-spacing: 1px;
}
.price-unit { font-size: 13px; color: var(--text-faint); margin-left: 4px; letter-spacing: 2px; }
.vip-note { text-align: center; font-size: 11.5px; color: var(--text-faint); margin-bottom: 18px; letter-spacing: 1px; }
.vip-list { list-style: none; margin-bottom: 22px; }
.vip-list li {
  font-size: 13.5px; color: var(--text);
  padding: 9px 0; border-bottom: 1px solid rgba(196, 168, 106, 0.07);
  letter-spacing: 1px; font-family: var(--serif);
}
.vip-list li::before { content: "·"; color: var(--gold-dim); margin-right: 8px; }
.redeem-row { display: flex; gap: 10px; }
.redeem-row input { flex: 1; }
.redeem-row .btn { flex: none; padding: 12px 20px; letter-spacing: 2px; }
.redeem-tip { text-align: center; color: var(--gold); font-size: 13px; margin-top: 12px; letter-spacing: 1px; }
.pay-tip { font-size: 11px; color: var(--text-faint); margin-top: 16px; line-height: 1.9; text-align: center; letter-spacing: 1px; }
.pay-divider { text-align: center; margin: 20px 0 14px; color: var(--text-faint); font-size: 11px; position: relative; letter-spacing: 2px; }
.pay-divider::before { content: ""; position: absolute; left: 0; right: 0; top: 50%; height: 1px; background: var(--card-border); }
.pay-divider span { position: relative; background: #0d0d11; padding: 0 14px; }
.pay-qr-wrap { text-align: center; margin-top: 16px; }
.pay-qr-img { width: 190px; height: 190px; border-radius: 6px; background: #fff; padding: 10px; margin-bottom: 10px; border: 1px solid var(--card-border); }
.pay-qr-wrap .btn { margin-top: 10px; }

/* ===== 提示 ===== */
.err { color: var(--danger); font-size: 12.5px; margin-top: 12px; text-align: center; letter-spacing: 1px; }
.toast {
  text-align: center; color: var(--gold);
  font-size: 12.5px; margin-top: 14px; letter-spacing: 2px;
  font-family: var(--serif);
  animation: rise .3s ease both;
}

/* ===== 页脚 ===== */
footer { text-align: center; margin-top: 40px; padding-top: 24px; border-top: 1px solid var(--card-border); }
.disclaimer { font-size: 11px; color: var(--text-faint); letter-spacing: 1.5px; }
.copyright { font-size: 10.5px; color: rgba(141, 135, 122, 0.5); margin-top: 8px; letter-spacing: 2px; font-family: var(--serif); }
.copyright .gua { color: var(--gold-dim); margin: 0 4px; }

/* 极简滚动条 */
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-thumb { background: var(--card-border); border-radius: 3px; }