:root{--bg:#f4f0e6;--paper:#fffdf7;--ink:#1e221f;--muted:#697069;--line:#d9d7ce;--green:#173d2f;--green2:#245943;--lime:#d9f47a;--soft:#ece8dd;--shadow:0 14px 45px rgba(31,43,35,.08)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;line-height:1.65}a{color:inherit}button,input,textarea,select{font:inherit}.wrap{width:min(1120px,calc(100% - 32px));margin:auto}
.site-head{position:sticky;top:0;z-index:30;background:rgba(244,240,230,.94);backdrop-filter:blur(14px);border-bottom:1px solid rgba(0,0,0,.06)}.head-in{height:66px;display:flex;align-items:center;gap:20px}.brand{display:flex;align-items:center;gap:9px;text-decoration:none;font-weight:900}.brand-mark{width:30px;height:30px;border-radius:9px;background:var(--green);color:var(--lime);display:grid;place-items:center}.topnav{margin-left:auto;display:flex;gap:20px;align-items:center}.topnav a{text-decoration:none;font-size:14px;color:#596057}.topnav .nav-cta{padding:9px 14px;border-radius:999px;background:var(--green);color:#fff}
.hero{padding:76px 0 46px}.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:46px;align-items:center}.eyebrow{font-size:12px;letter-spacing:.14em;text-transform:uppercase;font-weight:900;color:var(--green2)}h1{font-size:clamp(46px,7vw,80px);line-height:1.03;letter-spacing:-.055em;margin:14px 0 20px}h1 em{font-style:normal;color:var(--green2)}.lead{font-size:19px;color:#596057;max-width:720px}.hero-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:26px}.btn{display:inline-flex;align-items:center;justify-content:center;text-decoration:none;border:1px solid transparent;border-radius:13px;padding:12px 18px;font-weight:900;cursor:pointer}.btn.primary{background:var(--green);color:#fff}.btn.lime{background:var(--lime);color:#173d2f}.btn.ghost{background:transparent;border-color:#c9c7bd;color:var(--green)}
.hero-card{background:var(--green);color:#fff;border-radius:28px;padding:30px;box-shadow:var(--shadow)}.hero-card .mini{font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:#b9d1c5}.hero-card blockquote{margin:14px 0 20px;font-size:27px;line-height:1.35;font-weight:850}.hero-card p{font-size:13px;color:#c8d7cf}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-bottom:52px}.stat{background:rgba(255,253,247,.72);border:1px solid var(--line);border-radius:18px;padding:18px}.stat b{display:block;font-size:30px;color:var(--green)}.stat span{font-size:13px;color:var(--muted)}
.section{padding:52px 0}.section.dark{background:var(--green);color:#fff}.section.dark .eyebrow{color:var(--lime)}.section-head{display:flex;justify-content:space-between;gap:24px;align-items:end;margin-bottom:24px}.section-head h2,.page-hero h1{font-size:clamp(30px,4.5vw,50px);line-height:1.08;letter-spacing:-.04em;margin:6px 0}.section-head p{margin:0;color:var(--muted);max-width:560px}
.decision-box{display:grid;grid-template-columns:.9fr 1.1fr;gap:28px}.decision-intro h2{font-size:42px;line-height:1.08;margin:8px 0 14px}.decision-intro p{color:#c8d7cf}.examples{display:flex;gap:8px;flex-wrap:wrap;margin-top:20px}.example-chip{border:1px solid rgba(255,255,255,.22);background:transparent;color:#e6eee9;border-radius:999px;padding:8px 11px;cursor:pointer}.form-card{background:var(--paper);color:var(--ink);border-radius:24px;padding:24px}.field{display:block;margin-bottom:16px}.field>span{display:block;font-size:13px;font-weight:800;margin-bottom:8px}.field textarea,.field select,.searchbar input{width:100%;border:1px solid var(--line);border-radius:13px;background:#fff;padding:13px 14px;outline:none}.chips{display:flex;gap:8px;flex-wrap:wrap}.chips button{border:1px solid var(--line);background:#fff;border-radius:999px;padding:8px 11px;color:#596057;cursor:pointer}.chips button.active{background:var(--green);color:#fff;border-color:var(--green)}.privacy{font-size:11px;color:#858981;text-align:center}.hidden{display:none!important}
.result{margin-top:18px;padding:19px;border-radius:18px;background:#eef2ec}.result h3{font-size:24px;line-height:1.25;margin:4px 0 10px}.signal-row,.source-links{display:flex;gap:8px;flex-wrap:wrap}.signal-pill,.source-links a{font-size:12px;background:#fff;border:1px solid var(--line);padding:7px 9px;border-radius:999px;text-decoration:none}.actions{display:grid;gap:8px;margin:12px 0}.action{display:grid;grid-template-columns:34px 1fr auto;gap:10px;align-items:start;padding:12px;background:#fff;border:1px solid var(--line);border-radius:14px}.action .n{width:30px;height:30px;border-radius:9px;background:var(--lime);display:grid;place-items:center;font-size:12px;font-weight:900}.action p{margin:2px 0;color:var(--muted);font-size:13px}
.cards{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}.advice-card,.topic,.chapter,.prose{background:var(--paper);border:1px solid var(--line);border-radius:18px}.advice-card{padding:18px;min-height:188px;display:flex;flex-direction:column}.advice-card .num{font-size:11px;color:var(--green2);font-weight:900}.advice-card h3{font-size:17px;line-height:1.38;margin:13px 0 8px}.advice-card p{font-size:13px;color:var(--muted);margin:0}.advice-card a{margin-top:auto;padding-top:14px;color:var(--green2);font-size:12px;font-weight:900;text-decoration:none}
.topic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.topic{display:block;padding:22px;text-decoration:none}.topic:hover{box-shadow:var(--shadow)}.tag{display:inline-block;font-size:11px;background:var(--soft);padding:5px 8px;border-radius:999px;color:var(--green)}.topic h3{font-size:22px;margin:11px 0 6px}.topic p{font-size:13px;color:var(--muted);margin:0}.features{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.feature{border-top:1px solid var(--line);padding:22px 5px}.feature b{color:var(--green2)}.feature h3{font-size:21px;margin:7px 0}.feature p{margin:0;color:var(--muted)}.faq{display:grid;gap:8px}.faq details{background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:15px 17px}.faq summary{font-weight:850;cursor:pointer}.faq p{color:var(--muted)}
.bottom-cta{padding:58px 0;background:var(--green);color:#fff;text-align:center}.bottom-cta .eyebrow{color:var(--lime)}.bottom-cta h2{font-size:clamp(34px,6vw,58px);line-height:1.05;margin:8px 0}.bottom-cta p{color:#c8d7cf}.site-foot{padding:32px 0 88px}.foot-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:28px}.foot-grid p,.foot-grid a{font-size:12px;color:var(--muted)}.foot-links{display:flex;flex-direction:column;gap:6px}
.page-hero{padding:58px 0 24px}.page-hero p{font-size:18px;color:var(--muted);max-width:760px}.crumbs{font-size:12px;color:var(--muted)}.crumbs a{text-decoration:none}.searchbar{position:sticky;top:70px;background:rgba(244,240,230,.94);padding:10px 0 14px;z-index:10}.chapter-list{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin:18px 0 58px}.chapter{padding:18px}.chapter .id{font-size:11px;color:var(--green2);font-weight:900}.chapter h2{font-size:20px;margin:6px 0}.chapter p{font-size:13px;color:var(--muted)}.chapter a{font-size:12px;color:var(--green2);font-weight:900}.topic-page{display:grid;grid-template-columns:1fr 320px;gap:28px;align-items:start;margin-bottom:60px}.prose{padding:26px}.prose h2{font-size:27px}.prose li{margin:7px 0}.sidebox{position:sticky;top:88px;background:var(--green);color:#fff;border-radius:20px;padding:22px}.sidebox p{color:#c8d7cf;font-size:13px}.daily-card{background:var(--green);color:#fff;border-radius:28px;padding:34px;margin:16px 0 54px}.daily-card .big{font-size:58px;font-weight:950;color:var(--lime)}.daily-card h2{font-size:34px;line-height:1.2}.daily-card p{color:#c8d7cf}.tabbar{display:none}
@media(max-width:900px){.hero-grid,.decision-box,.topic-page{grid-template-columns:1fr}.cards{grid-template-columns:repeat(2,1fr)}.stats{grid-template-columns:repeat(2,1fr)}.topic-grid,.features{grid-template-columns:1fr 1fr}.sidebox{position:static}}
@media(max-width:680px){.topnav{display:none}.head-in{height:60px}.hero{padding-top:46px}.hero h1{font-size:48px}.lead{font-size:16px}.stats,.cards,.topic-grid,.features,.chapter-list,.foot-grid{grid-template-columns:1fr}.hero-actions{flex-direction:column}.btn{width:100%}.section{padding:38px 0}.tabbar{display:grid;position:fixed;bottom:0;left:0;right:0;z-index:40;grid-template-columns:repeat(5,1fr);background:rgba(255,253,247,.97);border-top:1px solid var(--line);padding:7px 5px max(7px,env(safe-area-inset-bottom))}.tabbar a{text-align:center;text-decoration:none;font-size:10px;color:#596057}.tabbar b{display:block;font-size:17px;color:var(--green)}}