/* =====================================================================
 * 前尘画像 · 样式  style.css
 * 水墨 · 宣纸 · 朱砂。克制的东方审美，不喧哗。
 * =================================================================== */
:root {
  --paper: #ece3d0;
  --paper-2: #e4d8bf;
  --paper-card: #f3ecdb;
  --ink: #211c18;
  --ink-soft: #4a4138;
  --ink-faint: #786b5b;
  --cinnabar: #9e2b25;
  --cinnabar-2: #b5402f;
  --gold: #9c7b3f;
  --line: #c9bb9c;
  --line-soft: #d8ccb0;
  --shadow: rgba(40, 30, 18, 0.14);
  --serif: 'Noto Serif SC', 'Songti SC', 'STSong', 'SimSun', serif;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--serif);
  color: var(--ink);
  background: radial-gradient(120% 80% at 50% -10%, var(--paper-card) 0%, var(--paper) 45%, var(--paper-2) 100%);
  background-attachment: fixed;
  line-height: 1.85;
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
}

/* 纸纹 */
.paper-grain {
  position: fixed; inset: 0; pointer-events: none; z-index: 0; opacity: 0.5;
  background-image:
    repeating-linear-gradient(0deg, rgba(120, 100, 70, 0.025) 0 1px, transparent 1px 3px),
    repeating-linear-gradient(90deg, rgba(120, 100, 70, 0.02) 0 1px, transparent 1px 4px);
  mix-blend-mode: multiply;
}

/* 顶栏 */
.topbar {
  position: relative; z-index: 2;
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px clamp(16px, 5vw, 56px);
  border-bottom: 1px solid var(--line-soft);
}
.brand { display: flex; align-items: baseline; gap: 12px; }
.brand-seal {
  font-size: 20px; font-weight: 700; color: #fff;
  background: var(--cinnabar); width: 34px; height: 34px; border-radius: 5px;
  display: inline-flex; align-items: center; justify-content: center;
  box-shadow: 0 2px 6px var(--shadow); align-self: center;
  letter-spacing: 0;
}
.brand-name { font-size: 22px; font-weight: 700; letter-spacing: 4px; }
.brand-sub { font-size: 12px; color: var(--ink-faint); letter-spacing: 3px; }
.topbar-note { font-size: 13px; color: var(--ink-faint); letter-spacing: 2px; }

/* 视图容器 */
.view { position: relative; z-index: 1; max-width: 820px; margin: 0 auto; padding: clamp(20px, 5vw, 48px) clamp(16px, 5vw, 24px) 60px; }

/* ---------- 输入面 ---------- */
.hero { position: relative; text-align: center; padding: 30px 0 18px; }
.hero-vline {
  position: absolute; right: -4px; top: -6px; writing-mode: vertical-rl;
  font-size: 13px; letter-spacing: 6px; color: var(--cinnabar); opacity: 0.55;
  border-left: 1px solid var(--line); padding-left: 4px;
}
.hero-title {
  font-size: clamp(40px, 9vw, 76px); font-weight: 900; letter-spacing: 10px;
  margin: 6px 0 22px; color: var(--ink);
  text-shadow: 0 1px 0 rgba(255,255,255,0.4);
}
.hero-poem { font-size: clamp(14px, 3.6vw, 17px); color: var(--ink-soft); letter-spacing: 1.5px; line-height: 2.4; }
.hero-poem-dim { color: var(--ink-faint); font-size: 0.92em; }

/* 表单卡片 */
.form-card {
  margin-top: 26px; background: var(--paper-card);
  border: 1px solid var(--line); border-radius: 6px;
  padding: clamp(20px, 5vw, 38px);
  box-shadow: 0 10px 36px -18px var(--shadow), 0 1px 0 rgba(255,255,255,0.5) inset;
  position: relative;
}
.form-card::before {
  content: ''; position: absolute; inset: 7px; border: 1px solid var(--line-soft);
  border-radius: 3px; pointer-events: none;
}
.form-head { text-align: center; margin-bottom: 24px; position: relative; }
.form-head-cn { display: block; font-size: 22px; font-weight: 600; letter-spacing: 8px; }
.form-head-en { display: block; font-size: 12.5px; color: var(--ink-faint); letter-spacing: 1px; margin-top: 6px; }

.grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px 20px; }
.field { display: flex; flex-direction: column; gap: 8px; position: relative; }
.field-wide { grid-column: 1 / -1; }
.field-label { font-size: 13.5px; color: var(--ink-soft); letter-spacing: 2px; font-weight: 500; }
.field-required .field-label::after { content: ' ·'; color: var(--cinnabar); }

input[type=text], input[type=number], select {
  font-family: var(--serif); font-size: 16px; color: var(--ink);
  background: rgba(255, 252, 244, 0.7);
  border: 1px solid var(--line); border-radius: 4px;
  padding: 11px 13px; width: 100%; outline: none; transition: border-color .2s, box-shadow .2s;
}
input::placeholder { color: #a99c86; }
input:focus, select:focus { border-color: var(--cinnabar); box-shadow: 0 0 0 3px rgba(158, 43, 37, 0.1); }
.date-row { display: grid; grid-template-columns: 1.3fr 1fr 1fr; gap: 8px; }
/* 去掉 number spinner */
input[type=number]::-webkit-outer-spin-button, input[type=number]::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
input[type=number] { -moz-appearance: textfield; appearance: textfield; }

/* 分段：性别 */
.seg { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.seg-btn {
  font-family: var(--serif); font-size: 16px; letter-spacing: 4px;
  padding: 10px; background: rgba(255,252,244,0.6); border: 1px solid var(--line);
  border-radius: 4px; cursor: pointer; color: var(--ink-soft); transition: all .18s;
}
.seg-btn:hover { border-color: var(--cinnabar); }
.seg-btn.active { background: var(--cinnabar); color: #fff; border-color: var(--cinnabar); }

/* chips */
.chips { display: flex; flex-wrap: wrap; gap: 10px; }
.chip {
  font-family: var(--serif); font-size: 14px; letter-spacing: 2px;
  padding: 7px 16px; background: rgba(255,252,244,0.6); border: 1px solid var(--line);
  border-radius: 20px; cursor: pointer; color: var(--ink-soft); transition: all .18s;
}
.chip:hover { border-color: var(--cinnabar); }
.chip.active { background: var(--cinnabar); color: #fff; border-color: var(--cinnabar); }

/* 展开按钮 */
.more-toggle {
  width: 100%; display: flex; align-items: center; gap: 14px; margin: 26px 0 6px;
  background: none; border: none; cursor: pointer; color: var(--cinnabar);
  font-family: var(--serif); font-size: 14px; letter-spacing: 2px;
}
.more-toggle-line { flex: 1; height: 1px; background: var(--line); }
.more-toggle-text { white-space: nowrap; }
.grid-more { margin-top: 18px; }

/* 提交 */
.submit-btn {
  margin-top: 30px; width: 100%; display: flex; align-items: center; justify-content: center; gap: 14px;
  background: var(--ink); color: var(--paper-card); border: none; border-radius: 5px;
  padding: 15px; font-family: var(--serif); font-size: 18px; letter-spacing: 6px; cursor: pointer;
  transition: transform .12s, background .2s; box-shadow: 0 8px 22px -12px var(--shadow);
}
.submit-btn:hover { background: #15110d; }
.submit-btn:active { transform: translateY(1px); }
.submit-seal {
  background: var(--cinnabar); color: #fff; width: 30px; height: 30px; border-radius: 4px;
  display: inline-flex; align-items: center; justify-content: center; font-size: 17px; letter-spacing: 0;
}
.form-foot { margin: 18px 0 0; font-size: 12px; color: var(--ink-faint); text-align: center; letter-spacing: 0.5px; line-height: 1.8; }

/* ---------- 推演中 ---------- */
.view-loading {
  position: fixed; inset: 0; z-index: 30; display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 30px;
  background: radial-gradient(120% 80% at 50% 30%, var(--paper-card), var(--paper) 70%);
}
.loading-seal {
  width: 76px; height: 76px; border-radius: 8px; background: var(--cinnabar); color: #fff;
  display: flex; align-items: center; justify-content: center; font-size: 40px; font-weight: 700;
  box-shadow: 0 10px 30px -10px var(--shadow); animation: sealpulse 1.6s ease-in-out infinite;
}
@keyframes sealpulse { 0%,100% { transform: scale(1); opacity: 1; } 50% { transform: scale(0.92); opacity: 0.78; } }
.loading-steps { text-align: center; min-height: 30px; }
.loading-steps p { margin: 0; font-size: 16px; letter-spacing: 2px; color: var(--ink-soft); opacity: 0; transition: opacity .5s; position: absolute; left: 0; right: 0; }
.loading-steps p.show { opacity: 1; position: static; }

/* ---------- 结果面 ---------- */
.result-scroll { animation: rise .8s ease both; }
@keyframes rise { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: none; } }

.r-header { text-align: center; padding: 8px 0 26px; position: relative; }
.r-kicker { font-size: 13px; color: var(--cinnabar); letter-spacing: 5px; }
.r-title { font-size: clamp(34px, 8vw, 60px); font-weight: 900; letter-spacing: 12px; margin: 10px 0 8px; }
.r-subtitle { font-size: 13px; color: var(--ink-faint); letter-spacing: 3px; }

/* 命盘卡 */
.chart-card {
  background: var(--paper-card); border: 1px solid var(--line); border-radius: 6px;
  padding: 22px clamp(16px, 4vw, 28px); margin: 10px 0 30px; box-shadow: 0 8px 28px -18px var(--shadow);
}
.chart-pillars { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; text-align: center; }
.pillar { border: 1px solid var(--line-soft); border-radius: 5px; padding: 12px 4px; background: rgba(255,252,244,0.5); }
.pillar-name { font-size: 12px; color: var(--ink-faint); letter-spacing: 2px; margin-bottom: 8px; }
.pillar-gz { font-size: clamp(22px, 6vw, 30px); font-weight: 700; letter-spacing: 2px; line-height: 1.3; }
.pillar-gz .gan { display: block; }
.pillar-gz .zhi { display: block; color: var(--ink-soft); }
.chart-meta { margin-top: 18px; display: flex; flex-wrap: wrap; gap: 8px 10px; align-items: center; border-top: 1px dashed var(--line); padding-top: 16px; }
.meta-row { display: flex; flex-wrap: wrap; gap: 7px; align-items: baseline; width: 100%; }
.meta-key { font-size: 13px; color: var(--ink-faint); letter-spacing: 1px; min-width: 64px; }
.tag {
  font-size: 13px; padding: 3px 11px; border-radius: 4px; letter-spacing: 1px;
  background: rgba(158, 43, 37, 0.08); color: var(--cinnabar); border: 1px solid rgba(158,43,37,0.2);
}
.tag.ink { background: rgba(33,28,24,0.05); color: var(--ink-soft); border-color: var(--line); }

/* 选中身份横幅 */
.chosen-banner {
  text-align: center; margin: 0 0 26px; padding: 18px; position: relative;
  border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
}
.chosen-banner .cb-kicker { font-size: 12px; color: var(--ink-faint); letter-spacing: 4px; margin-bottom: 8px; }
.chosen-banner .cb-where { font-size: 14px; color: var(--cinnabar); letter-spacing: 3px; }
.chosen-banner .cb-role { font-size: clamp(18px, 4.6vw, 24px); font-weight: 600; letter-spacing: 2px; margin-top: 6px; }
.chosen-banner .cb-arc { font-size: 12.5px; color: var(--ink-faint); letter-spacing: 0.5px; margin-top: 10px; line-height: 1.7; }
/* 人生起伏曲线 */
.cv-wrap { max-width: 340px; margin: 16px auto 0; }
.cv-chart { display: flex; align-items: flex-end; gap: 5px; height: 56px; }
.cv-bar { flex: 1; background: linear-gradient(to top, var(--line), #cdbf9e); border-radius: 2px 2px 0 0; min-height: 4px; transition: height .4s; }
.cv-bar.cv-peak { background: linear-gradient(to top, var(--cinnabar), var(--cinnabar-2)); }
.cv-axis { display: flex; justify-content: space-between; font-size: 11px; color: var(--ink-faint); margin-top: 5px; letter-spacing: 1px; }

/* 段落 */
.section { margin: 0 0 30px; position: relative; padding-left: 4px; }
.section-head { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; }
.section-num {
  font-size: 15px; font-weight: 700; color: #fff; background: var(--ink);
  width: 30px; height: 30px; border-radius: 50%; display: inline-flex; align-items: center; justify-content: center;
  flex-shrink: 0; letter-spacing: 0;
}
.section-title { font-size: 18px; font-weight: 600; letter-spacing: 3px; }
.section-title small { font-size: 12px; color: var(--ink-faint); letter-spacing: 1px; margin-left: 6px; font-weight: 400; }
.section-body { font-size: clamp(15px, 3.6vw, 16.5px); color: var(--ink-soft); letter-spacing: 0.5px; text-align: justify; }

/* 信物卡 */
.relic-card {
  background: linear-gradient(160deg, rgba(156,123,63,0.08), rgba(158,43,37,0.05));
  border: 1px solid var(--gold); border-radius: 6px; padding: 18px 20px; margin-top: 12px;
}
.relic-name { font-size: 18px; font-weight: 600; color: var(--cinnabar); letter-spacing: 2px; }
.relic-meaning { font-size: 14.5px; color: var(--ink-soft); margin-top: 6px; }

/* 赠言 */
.parting {
  text-align: center; margin: 36px 0; padding: 30px 16px;
  border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
}
.parting-text { font-size: clamp(18px, 4.6vw, 24px); font-weight: 500; letter-spacing: 2px; color: var(--ink); margin: 0; line-height: 2; }
.parting-mark { color: var(--cinnabar); opacity: 0.55; font-weight: 600; margin: 0 2px; }

/* 声明 */
.disclaimer { font-size: 13px; color: var(--ink-faint); letter-spacing: 0.5px; background: rgba(33,28,24,0.04); border-radius: 6px; padding: 16px 18px; line-height: 1.9; text-align: justify; }

/* 印章 + 动作 */
.r-foot { text-align: center; margin-top: 34px; }
.seal-stamp {
  display: inline-flex; flex-direction: column; align-items: center; justify-content: center;
  width: 96px; height: 96px; border: 3px solid var(--cinnabar); border-radius: 8px;
  color: var(--cinnabar); transform: rotate(-6deg); margin-bottom: 26px;
  box-shadow: 0 0 0 1px rgba(158,43,37,0.2) inset; padding: 6px;
}
.seal-stamp .ss-top { font-size: 11px; letter-spacing: 2px; }
.seal-stamp .ss-main { font-size: 26px; font-weight: 700; letter-spacing: 2px; margin: 2px 0; }
.seal-stamp .ss-bot { font-size: 10px; letter-spacing: 1px; }

.actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.btn {
  font-family: var(--serif); font-size: 15px; letter-spacing: 2px; padding: 11px 24px;
  border-radius: 5px; cursor: pointer; transition: all .18s; border: 1px solid var(--ink);
  background: none; color: var(--ink);
}
.btn:hover { background: var(--ink); color: var(--paper-card); }
.btn-primary { background: var(--cinnabar); border-color: var(--cinnabar); color: #fff; }
.btn-primary:hover { background: var(--cinnabar-2); border-color: var(--cinnabar-2); color: #fff; }

/* 候选小注 */
.candidates { margin-top: 26px; font-size: 12.5px; color: var(--ink-faint); text-align: center; letter-spacing: 0.5px; line-height: 1.9; }
.candidates .cand-title { color: var(--ink-soft); letter-spacing: 2px; }

/* 站脚 */
.site-foot { position: relative; z-index: 1; text-align: center; padding: 30px 16px 40px; color: var(--ink-faint); font-size: 12.5px; letter-spacing: 1.5px; }
.site-foot .dot { margin: 0 8px; }

/* 错误提示 */
.form-error { color: var(--cinnabar); font-size: 13.5px; text-align: center; margin-top: 14px; min-height: 18px; letter-spacing: 1px; }
.shake { animation: shake .35s; }
@keyframes shake { 0%,100%{transform:none} 25%{transform:translateX(-5px)} 75%{transform:translateX(5px)} }

/* 响应式 */
@media (max-width: 560px) {
  .grid { grid-template-columns: 1fr; }
  .brand-sub { display: none; }
  .topbar-note { display: none; }
  .hero-vline { display: none; }
  .pillar-gz { letter-spacing: 0; }
}