:root{--paper:#f7f5ef;--card:#fffefa;--ink:#24231f;--muted:#706e66;--line:#dedbd0;--accent:#b5482c;--accent-dark:#82301f;--green:#315d4d;--shadow:0 22px 70px rgba(56,44,31,.09)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:Inter,"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;line-height:1.65}button,input,select{font:inherit}a{color:inherit}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}
.topbar{height:70px;display:flex;align-items:center;max-width:1120px;margin:auto;padding:0 24px;gap:30px}.brand{display:flex;align-items:center;text-decoration:none;gap:10px;margin-right:auto}.brand span{display:grid;place-items:center;width:36px;height:36px;border-radius:10px;color:#fff;background:var(--accent);font-family:"Noto Serif SC",serif;font-size:22px}.brand b{font-size:16px;letter-spacing:.08em}.topbar nav{display:flex;gap:22px}.topbar nav a{text-decoration:none;color:var(--muted);font-size:14px}.topbar nav a:hover{color:var(--ink)}.language select{border:1px solid var(--line);background:transparent;border-radius:9px;padding:7px 9px;color:var(--ink)}
main{max-width:960px;margin:auto;padding:72px 24px 100px}.hero{text-align:center;max-width:760px;margin:0 auto 44px}.eyebrow,.step{color:var(--accent);font-size:12px;font-weight:750;letter-spacing:.14em;text-transform:uppercase}.hero h1{font-family:"Noto Serif SC",serif;font-size:clamp(38px,7vw,68px);line-height:1.15;letter-spacing:-.03em;margin:12px 0 20px}html[lang="zh-CN"] .hero h1{font-size:clamp(32px,5vw,58px);white-space:nowrap}.hero-copy{max-width:650px;margin:auto;color:var(--muted);font-size:17px}
.input-card,.result{background:var(--card);border:1px solid var(--line);border-radius:24px;padding:32px;box-shadow:var(--shadow)}.card-heading{display:flex;justify-content:space-between;align-items:flex-start;gap:20px;margin-bottom:28px}.card-heading h2{margin:2px 0 0;font-family:"Noto Serif SC",serif}.step{margin:0}.local-badge{padding:6px 11px;border-radius:999px;background:#e9f0ec;color:var(--green);font-size:12px;font-weight:700}fieldset{border:0;padding:0;margin:0 0 25px}legend,.character-field>span{display:block;font-size:13px;color:var(--muted);margin-bottom:9px}.topic-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:8px}.topic-grid input{position:absolute;opacity:0;pointer-events:none}.topic-grid span{display:block;text-align:center;padding:10px 5px;border:1px solid var(--line);border-radius:10px;cursor:pointer;font-size:14px;transition:.18s}.topic-grid input:checked+span{color:#fff;border-color:var(--ink);background:var(--ink)}.topic-grid input:focus-visible+span{outline:3px solid rgba(181,72,44,.2)}
.character-field{display:block}.character-field input{display:block;width:100%;height:150px;border:1px solid var(--line);border-radius:18px;background:#fbfaf6;text-align:center;color:var(--ink);font-family:"Noto Serif SC",serif;font-size:86px;outline:none}.character-field input:focus{border-color:var(--accent);box-shadow:0 0 0 4px rgba(181,72,44,.1)}.character-field input::placeholder{color:#d4d0c3}.hint,.privacy-note{color:var(--muted);font-size:12px}.form-error{padding:9px 12px;color:#8c261d;background:#fbe9e5;border-radius:9px}.primary-button{width:100%;height:54px;border:0;border-radius:13px;background:var(--accent);color:#fff;font-weight:750;cursor:pointer;display:flex;justify-content:center;align-items:center;gap:12px}.primary-button:hover{background:var(--accent-dark)}.primary-button:disabled{opacity:.6;cursor:wait}.privacy-note{text-align:center;margin:14px 0 0}
.result{margin-top:34px}.result-header{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:20px}.result-character{display:grid;place-items:center;width:94px;height:94px;border-radius:22px;color:#fff;background:var(--accent);font-family:"Noto Serif SC",serif;font-size:60px}.result-header h2{margin:2px 0 7px;font-family:"Noto Serif SC",serif}.meta-chips{display:flex;gap:7px;flex-wrap:wrap}.meta-chips span{padding:4px 8px;border:1px solid var(--line);border-radius:7px;color:var(--muted);font-size:12px}.quiet-button{border:1px solid var(--line);background:transparent;border-radius:9px;padding:8px 11px;cursor:pointer}.rule-path{display:flex;align-items:center;gap:6px;overflow:auto;margin:26px 0 18px;padding:13px;border-radius:12px;background:#f1eee6}.rule-path span{white-space:nowrap;font-size:12px}.rule-path b{color:var(--accent);font-weight:500}.result-grid{display:grid;grid-template-columns:1fr 1fr;border:1px solid var(--line);border-radius:16px;overflow:hidden}.result-grid article{min-height:210px;padding:22px;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}.result-grid article:nth-child(2n){border-right:0}.result-grid article:nth-child(n+3){border-bottom:0}.result-grid article>span{color:var(--accent);font-size:11px}.result-grid h3{margin:4px 0 12px;font-family:"Noto Serif SC",serif}.result-grid p{margin:0;color:var(--muted);font-size:14px}.result-grid .reflection{background:#f1f5f1}.hexagram-mark{font-family:"Noto Serif SC",serif;color:var(--accent);font-size:23px;font-weight:700;margin-bottom:8px}.evidence{margin-top:18px;border-top:1px solid var(--line);padding-top:15px}.evidence summary{cursor:pointer;font-weight:700}.evidence h3{font-size:14px;margin:20px 0 5px}.evidence p,.evidence li{color:var(--muted);font-size:13px}.evidence ul{padding-left:20px}
.history,.principles{margin-top:70px}.section-title{display:flex;justify-content:space-between;align-items:center}.section-title h2,.principles h2{font-family:"Noto Serif SC",serif}.section-title button{border:0;background:transparent;color:var(--muted);cursor:pointer}.history-items{display:flex;gap:9px;flex-wrap:wrap}.history-items button{border:1px solid var(--line);border-radius:10px;background:var(--card);padding:8px 13px;cursor:pointer}.principles>div{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.principles article{padding:20px;border-top:2px solid var(--ink)}.principles p{font-size:13px;color:var(--muted)}
footer{max-width:1120px;margin:auto;padding:24px;border-top:1px solid var(--line);display:flex;justify-content:space-between;color:var(--muted);font-size:13px}footer nav{display:flex;gap:18px}footer a{text-decoration:none}
.content-page{max-width:760px}.content-page h1{font-family:"Noto Serif SC",serif;font-size:42px}.content-page h2{margin-top:36px;font-family:"Noto Serif SC",serif}.content-page p,.content-page li{color:var(--muted)}.content-page .notice{padding:15px 18px;border-left:3px solid var(--accent);background:var(--card)}
.tool-network{margin:52px auto 0;padding:16px 20px;display:flex;justify-content:center;align-items:center;flex-wrap:wrap;gap:9px 20px;color:var(--muted);font-size:13px}.tool-network strong{color:var(--ink)}.tool-network a{text-underline-offset:3px}
.inspiration-row{display:flex;align-items:center;justify-content:center;gap:10px;margin:10px 0 18px;color:var(--muted);font-size:12px}.inspiration-row button{border:0;border-bottom:1px solid currentColor;padding:2px 0;background:transparent;color:var(--accent);cursor:pointer}.inspiration-row button:hover{color:var(--accent-dark)}
@media(max-width:720px){.topbar{height:auto;padding-top:14px;flex-wrap:wrap}.topbar nav{order:3;width:100%;justify-content:center;padding:9px 0 14px}.topbar nav a{font-size:12px}main{padding:48px 15px 70px}.hero{margin-bottom:28px}.hero h1{font-size:39px}html[lang="zh-CN"] .hero h1{font-size:32px}.input-card,.result{padding:20px;border-radius:19px}.card-heading{display:block}.local-badge{display:inline-block;margin-top:10px}.topic-grid{grid-template-columns:repeat(3,1fr)}.character-field input{height:130px}.result-header{grid-template-columns:auto 1fr}.result-character{width:72px;height:72px;font-size:46px}.quiet-button{grid-column:1/-1;width:100%}.result-grid{grid-template-columns:1fr}.result-grid article{min-height:auto;border-right:0;border-bottom:1px solid var(--line)!important}.result-grid article:last-child{border-bottom:0!important}.principles>div{grid-template-columns:1fr}footer{flex-direction:column;gap:12px}}