/* 六爻起卦 · 基础样式：全局变量/重置/排版/卡片/按钮/输入/问题标签 */
/* ---------- 基础色板：宣纸底 + 墨色 + 朱红 + 鎏金 ---------- */
:root{--paper:#f3ecdb;--card:#faf5e8;--ink:#2e2a24;--ink-light:#6b6357;--cinnabar:#a63a2a;--gold:#a8842c;--line:rgba(110,100,85,.22)}
*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}
html{scroll-behavior:smooth}
body{min-height:100vh;color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei","PingFang SC","Noto Sans CJK SC",sans-serif;background-color:var(--paper);background-image:radial-gradient(ellipse at 18% 8%,rgba(255,252,240,.75),transparent 55%),radial-gradient(ellipse at 82% 92%,rgba(231,217,188,.85),transparent 52%),repeating-linear-gradient(0deg,transparent 0 2px,rgba(120,100,70,.014) 2px 4px),repeating-linear-gradient(90deg,transparent 0 2px,rgba(120,100,70,.014) 2px 4px);padding:14px calc(12px + env(safe-area-inset-left)/2) calc(24px + env(safe-area-inset-bottom))}
.app{max-width:520px;margin:0 auto}
header{position:relative;text-align:center;margin-bottom:14px}
.title-row{display:flex;align-items:center;justify-content:center;gap:12px}
h1{font-size:clamp(27px,7vw,34px);letter-spacing:5px;font-weight:700}
.seal{display:inline-block;background:var(--cinnabar);color:#f7efdc;font-size:14px;line-height:1;padding:6px 5px;border-radius:3px;letter-spacing:0;box-shadow:inset 0 0 0 1px rgba(255,255,255,.28);transform:translateY(-3px)}
.sub{margin-top:6px;font-size:13.5px;color:var(--ink-light);letter-spacing:4px}
.hdr-btns{position:absolute;right:0;top:4px;display:flex;gap:8px}
.sound-btn{font-family:inherit;font-size:12.5px;color:var(--ink-light);background:rgba(255,253,246,.7);border:1px solid var(--line);border-radius:999px;padding:5px 12px;cursor:pointer}
.sound-btn.on{color:var(--gold);border-color:rgba(168,132,44,.5);background:rgba(168,132,44,.08)}
.page{display:none}
.page.active{display:block;animation:pagein .45s ease}
@keyframes pagein{from{opacity:0;transform:translateY(14px)}}
.card{background:var(--card);border:1px solid rgba(110,100,85,.28);border-radius:16px;padding:22px 18px;box-shadow:0 8px 28px rgba(90,80,60,.12),inset 0 0 40px rgba(255,255,255,.35)}
button{font-family:inherit;cursor:pointer;transition:transform .12s ease,box-shadow .2s ease,opacity .2s;touch-action:manipulation}
button:active{transform:scale(.97)}
.btn-primary{display:inline-block;width:100%;border:none;background:linear-gradient(160deg,#b04030,#95301f);color:#f8efdc;font-size:19px;letter-spacing:6px;padding:14px 10px;border-radius:12px;box-shadow:0 6px 18px rgba(166,58,42,.35),inset 0 1px 0 rgba(255,255,255,.18)}
.btn-primary:disabled{opacity:.55;cursor:not-allowed}
.btn-secondary{border:1.5px solid rgba(168,132,44,.55);background:rgba(168,132,44,.08);color:#7a5c1c;font-size:15.5px;padding:11px 8px;border-radius:10px;letter-spacing:2px}
.btn-ghost{border:none;background:transparent;color:var(--ink-light);font-size:15px;padding:11px 8px;letter-spacing:2px}
.btn-ghost:disabled{opacity:.45}
.hidden{display:none!important}
.ritual{background:rgba(168,132,44,.07);border:1px dashed rgba(168,132,44,.4);border-radius:10px;padding:14px 16px;margin-bottom:18px;text-align:center}
.ritual p{margin:4px 0;color:#4a4234;font-size:15.5px;line-height:1.9}
.q-label{display:block;font-size:14.5px;color:var(--ink-light);margin:2px 0 8px;letter-spacing:2px}
input[type=text]{width:100%;font-size:16px;padding:12px 14px;border:1.5px solid rgba(110,100,85,.4);border-radius:10px;background:#fffdf6;color:var(--ink);font-family:inherit;outline:none;text-align:center}
input[type=text]:focus{border-color:var(--gold);box-shadow:0 0 0 3px rgba(168,132,44,.15)}
#btnStart{margin-top:18px}
.rules{margin-top:20px;border-top:1px dashed var(--line);padding-top:14px}
.rule-title{font-size:14px;color:var(--gold);letter-spacing:3px;margin-bottom:8px}
.rules p{font-size:14px;color:#4a4234;line-height:1.8;margin-bottom:8px}
.rule-grid{display:grid;grid-template-columns:1fr 1fr;gap:6px 10px;font-size:13.5px;color:var(--ink-light);background:rgba(110,100,85,.05);border-radius:8px;padding:10px 12px}
.rule-grid span{white-space:nowrap}
.q-tags{display:flex;flex-wrap:wrap;gap:8px;margin:10px 0 6px}
.q-tag{border:1px solid rgba(168,132,44,.45);background:rgba(255,253,246,.7);color:#7a5c1c;font-size:14px;letter-spacing:1px;padding:7px 13px;border-radius:999px}
.q-tag.on{background:rgba(168,132,44,.16);border-color:rgba(168,132,44,.85);color:#5f4512}
@media(min-width:700px){.card{padding:30px 28px}body{padding-top:28px}}
.brand-foot{text-align:center;margin-top:26px;padding:0 10px 8px}
.brand-foot .bf-name{font-size:15px;letter-spacing:6px;color:var(--ink-light)}
.brand-foot .bf-sub{font-size:11.5px;letter-spacing:3px;color:var(--ink-light);opacity:.75;margin-top:5px}