:root{
    --bg:#fff8ef;
    --paper:#fffdf8;
    --ink:#2c1810;
    --muted:#71584c;
    --brand:#a73320;
    --brand-dark:#741f15;
    --gold:#d99b45;
    --line:#ead8c2;
    --soft:#f8ead8;
    --green:#2f7d5b;
    --shadow:0 22px 64px rgba(84,42,20,.12);
    --radius:22px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
    margin:0;
    font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
    color:var(--ink);
    background:linear-gradient(180deg,#fff8ef 0%,#fffdf8 55%,#fff4e6 100%);
    line-height:1.65;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto}
.wrap{width:min(1160px,calc(100% - 28px));margin-inline:auto}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,248,239,.92);backdrop-filter:blur(14px);border-bottom:1px solid rgba(234,216,194,.85)}
.nav{min-height:72px;display:flex;align-items:center;justify-content:space-between;gap:14px}
.logo{display:flex;align-items:center;gap:12px;font-weight:800;letter-spacing:0;color:var(--ink)}
.logo small{display:block;color:var(--muted);font-size:12px;font-weight:650;margin-top:1px}
.logo-img{width:46px;height:46px;object-fit:contain}
.mark{width:46px;height:46px;border-radius:14px;display:grid;place-items:center;color:#fff;background:linear-gradient(135deg,var(--brand),#65190f);box-shadow:0 12px 28px rgba(167,51,32,.22);font-weight:900}
.menu{display:flex;gap:8px;color:#65483d;font-weight:780;font-size:15px;align-items:center;justify-content:center;flex:1}
.menu a{white-space:nowrap;padding:10px 11px;border-radius:999px}
.menu a:hover,.menu a.current{color:var(--brand);background:#fff}
.nav-cta{padding:12px 18px;white-space:nowrap;font-size:15px}
.menu-toggle{display:none;border:1px solid var(--line);background:#fff;border-radius:12px;width:42px;height:42px;font-size:22px}
.btn{border:0;border-radius:999px;padding:13px 20px;background:linear-gradient(135deg,var(--brand),var(--brand-dark));color:white;font-weight:800;cursor:pointer;box-shadow:0 14px 30px rgba(167,51,32,.20);display:inline-flex;align-items:center;justify-content:center;gap:8px}
.btn.light{background:#fff;border:1px solid var(--line);color:var(--brand);box-shadow:none}
.hero{padding:56px 0 30px;position:relative;overflow:hidden}
.hero:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 10% 12%,rgba(217,155,69,.22),transparent 32%),radial-gradient(circle at 88% 18%,rgba(167,51,32,.12),transparent 24%);pointer-events:none}
.hero .wrap{position:relative}
.hero-center{text-align:center;max-width:1160px;margin-inline:auto}
.hero-center h1{max-width:820px;margin-left:auto;margin-right:auto}
.hero-center .lead{margin-left:auto;margin-right:auto}
.hero-center .hero-actions{justify-content:center}
.hero-center .stats{margin-inline:auto}
.home-hero-visual{margin:30px auto -8px;width:100%;max-width:100%;aspect-ratio:16/9;border-radius:28px;overflow:hidden;border:1px solid rgba(234,216,194,.92);box-shadow:0 24px 72px rgba(84,42,20,.14);background:#fff3df}
.home-hero-visual img{display:block;width:100%;height:100%;object-fit:cover}
.tool-section{padding:0 0 54px}
.hero-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:34px;align-items:center}
.badge,.mini-label{display:inline-flex;gap:8px;align-items:center;padding:8px 13px;border-radius:999px;background:#fff;border:1px solid var(--line);color:var(--brand);font-weight:800;font-size:13px;box-shadow:0 8px 24px rgba(84,42,20,.05)}
h1{font-size:clamp(36px,5vw,64px);line-height:1.08;margin:18px 0;letter-spacing:0}
.lead,.page-hero p{font-size:18px;line-height:1.8;color:var(--muted);max-width:720px;margin:0 0 25px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:24px}
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;max-width:630px}
.stat,.feature,.post-card,.panel,.side-panel,.toc{background:rgba(255,255,255,.84);border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 14px 42px rgba(84,42,20,.06)}
.stat{padding:16px}.stat b{font-size:24px;color:var(--brand)}.stat p{margin:4px 0 0;color:var(--muted);font-size:13px;font-weight:650}
.verification-box{margin:26px 0 0;background:#fff;border:1px solid var(--line);border-radius:24px;box-shadow:0 14px 42px rgba(84,42,20,.06);padding:24px}
.verification-box h2{margin:12px 0 8px;font-size:28px;line-height:1.2}
.verification-box p{margin:0;color:var(--muted)}
.verification-list{display:grid;grid-template-columns:.8fr 1.2fr;gap:12px;margin-top:16px}
.verification-list div{background:#fffaf1;border:1px solid var(--line);border-radius:16px;padding:13px}
.verification-list b{display:block;color:var(--brand);margin-bottom:4px}
.verification-list span{color:var(--muted);font-size:14px;font-weight:700}
.app-card{background:rgba(255,253,248,.96);border:1px solid var(--line);border-radius:26px;box-shadow:var(--shadow);padding:22px;position:relative}
.card-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px}
.card-head h2{font-size:22px;margin:0}.pill{font-size:12px;font-weight:800;color:var(--green);background:#e9f5ee;padding:8px 11px;border-radius:999px;white-space:nowrap}
.cldh-age-form{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form-intro{margin:0;color:var(--muted);font-size:14px;line-height:1.65;background:#fff;border:1px solid var(--line);border-radius:16px;padding:12px}
.field{background:#fff;border:1px solid var(--line);border-radius:16px;padding:12px}
.field label{display:block;font-size:12px;color:var(--muted);font-weight:800;margin-bottom:7px}
.field input,.field select{width:100%;border:0;outline:0;background:transparent;color:var(--ink);font-size:15px;font-weight:700;font-family:inherit}
.full{grid-column:1/-1}.check-btn{width:100%;padding:16px 22px;border-radius:18px;font-size:16px}
.dob-group{background:#fffaf1;border:1px solid var(--line);border-radius:18px;padding:13px}
.dob-title{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:10px}
.dob-title span{font-weight:900;color:var(--ink)}
.dob-title small{font-size:12px;font-weight:850;color:var(--brand);background:#fff;border:1px solid var(--line);border-radius:999px;padding:5px 9px;white-space:nowrap}
.dob-fields{display:grid;grid-template-columns:.75fr .75fr 1fr;gap:10px}
.quick-year{border:1px dashed rgba(167,51,32,.35);border-radius:16px;padding:11px;background:#fff}
.quick-year summary{cursor:pointer;font-weight:850;color:var(--muted)}
.quick-year-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:10px}
.cldh-advanced{background:#fffaf1;border:1px solid var(--line);border-radius:18px;padding:12px}
.cldh-advanced summary{cursor:pointer;font-weight:850;color:var(--brand)}
.cldh-advanced p{margin:10px 0;color:var(--muted);font-size:14px;line-height:1.65}
.advanced-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:10px}
.cldh-form-message{font-size:14px;color:var(--brand);font-weight:700;margin-top:10px}
.result{margin-top:18px;padding:18px;border-radius:22px;background:linear-gradient(135deg,#fff3df,#fffaf1);border:1px solid var(--line)}
.score{display:flex;align-items:center;gap:14px}.big-score{padding:18px;background:#fff8ef;border:1px solid var(--line);border-radius:22px;margin-bottom:22px}
.circle{--score:70;width:76px;height:76px;border-radius:50%;display:grid;place-items:center;background:conic-gradient(var(--gold) calc(var(--score) * 1%),#ead8c2 0);color:var(--brand-dark);font-weight:900;font-size:22px;box-shadow:inset 0 0 0 9px #fff}
.score h2,.score h3{margin:4px 0 0}.score p{margin:0;color:var(--muted);font-size:14px}
.badge-level{display:inline-flex;border-radius:999px;padding:6px 10px;font-size:12px;font-weight:900;background:#f2eadb;color:#6a4b32}.badge-level.very-good{background:#e8f5ed;color:#24724d}.badge-level.good{background:#eef8e5;color:#4e7b25}.badge-level.medium{background:#fff3d8;color:#926315}.badge-level.careful{background:#fbe8e4;color:#a73320}
.result-list{display:grid;gap:10px;margin-top:15px}.item{display:flex;justify-content:space-between;gap:15px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:11px 12px;font-size:14px}.item b{color:var(--brand);text-align:right}
.note,.method-note{background:#fff8df;border:1px solid #ead39c;border-radius:16px;padding:14px;color:#6c5435;font-weight:650}
.method-note{background:#fff;border-color:var(--line);font-size:14px}
.cldh-reading{margin-top:16px;background:#fff;border:1px solid var(--line);border-radius:20px;padding:16px}
.cldh-reading h4{margin:0 0 12px;font-size:18px;color:var(--brand)}
.reading-block{border-top:1px solid var(--line);padding:12px 0}
.reading-block:first-of-type{border-top:0;padding-top:0}
.reading-block b{display:block;margin-bottom:5px;color:var(--ink)}
.reading-block p{margin:0;color:var(--muted);font-size:14px;line-height:1.7}
.source-reading .reading-block p{white-space:normal;color:#463128;font-size:15px;line-height:1.85}
.source-hash{margin:10px 0 0;color:var(--muted);font-size:12px;font-weight:800}
.reading-faq{display:grid;gap:8px;margin-top:8px}
.reading-faq details{border:1px solid var(--line);border-radius:14px;background:#fffaf1}
.reading-faq summary{cursor:pointer;font-weight:800;padding:11px 12px;color:var(--ink)}
.reading-faq p{margin:0;padding:0 12px 12px;color:var(--muted);font-size:14px}
.result-action{margin:14px 0 0}
.result-action .btn{width:100%;box-shadow:none}
section{padding:38px 0}.soft-section{background:rgba(255,244,230,.62);border-block:1px solid rgba(234,216,194,.65)}
.section-title{text-align:center;max-width:760px;margin:0 auto 28px}.section-title h2,.section-head h2,.panel h2{font-size:clamp(28px,3.5vw,42px);line-height:1.15;margin:0 0 10px}.section-title p,.panel p{margin:0;color:var(--muted)}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:16px;margin-bottom:18px}.section-head a{font-weight:800;color:var(--brand)}
.features{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.feature{padding:22px}.ico{width:54px;height:54px;border-radius:16px;display:grid;place-items:center;background:#fffaf1;color:var(--brand);margin-bottom:12px;overflow:hidden;border:1px solid var(--line);box-shadow:0 10px 24px rgba(84,42,20,.07)}.ico img{display:block;width:100%;height:100%;object-fit:cover}.feature h3{margin:0 0 8px}.feature p{margin:0;color:var(--muted)}
.content-grid{display:grid;grid-template-columns:.95fr 1.05fr;gap:20px;align-items:stretch}.panel{padding:28px}.method-card{margin-top:26px;display:grid;grid-template-columns:170px 1fr;gap:18px;align-items:center;padding:20px;border:1px solid var(--line);border-radius:22px;background:linear-gradient(135deg,#fff8ef,#fffdf8);box-shadow:0 14px 36px rgba(84,42,20,.06)}.method-ring{position:relative;width:150px;height:150px;border-radius:50%;display:grid;place-items:center;background:radial-gradient(circle,#fffdf8 0 38%,#f8ead8 39% 41%,transparent 42%),conic-gradient(from -20deg,rgba(167,51,32,.18),rgba(217,155,69,.26),rgba(47,125,91,.14),rgba(167,51,32,.18));border:1px solid rgba(234,216,194,.9)}.method-ring span{position:absolute;left:50%;top:50%;width:10px;height:10px;margin:-5px;border-radius:50%;background:var(--gold);transform:rotate(calc(var(--i) * 15deg)) translateY(-62px)}.method-ring span:nth-child(3n){background:var(--brand)}.method-ring span:nth-child(4n){background:var(--green)}.method-ring b{width:72px;height:72px;border-radius:50%;display:grid;place-items:center;background:#fff;color:var(--brand);border:1px solid var(--line);font-size:26px;box-shadow:0 12px 28px rgba(84,42,20,.08)}.method-facts{display:grid;gap:10px}.method-facts div{display:flex;align-items:center;gap:12px;padding:12px;border-radius:16px;background:#fff;border:1px solid var(--line)}.method-facts strong{min-width:42px;color:var(--brand);font-size:25px;line-height:1}.method-facts span{font-weight:800;color:var(--muted);font-size:14px}.process-stack{display:grid;gap:14px}.process-visual{margin:0;aspect-ratio:16/9;border-radius:22px;overflow:hidden;border:1px solid var(--line);box-shadow:0 14px 42px rgba(84,42,20,.07);background:#fff3df}.process-visual img{display:block;width:100%;height:100%;object-fit:cover}.steps{display:grid;gap:12px}.step{display:flex;gap:14px;padding:15px;border:1px solid var(--line);border-radius:18px;background:#fffdf8}.num{min-width:34px;height:34px;border-radius:12px;background:var(--brand);color:#fff;display:grid;place-items:center;font-weight:900}.step b{display:block}.step span{color:var(--muted);font-size:14px}
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.post-card{padding:20px;transition:.2s ease}.post-card:hover{transform:translateY(-2px);box-shadow:0 18px 50px rgba(84,42,20,.10)}.post-card h3{font-size:19px;line-height:1.35;margin:12px 0 8px}.post-card p{color:var(--muted);margin:0 0 12px}.post-card strong{color:var(--brand);font-size:18px}
.card-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;color:var(--muted);font-size:13px;font-weight:850}.card-meta strong{font-size:14px;color:var(--brand)}
.cao-ly-card h3{margin-top:10px}
.authority-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:0 0 18px}.authority-strip div{background:#fff;border:1px solid var(--line);border-radius:18px;padding:16px;display:flex;align-items:center;gap:12px}.authority-strip b{font-size:30px;color:var(--brand)}.authority-strip span{font-weight:800;color:var(--muted)}
.cta{margin:10px 0 24px;background:linear-gradient(135deg,#7c1d12,#b23824 58%,#d99b45);color:#fff;border-radius:28px;padding:34px;display:flex;align-items:center;justify-content:space-between;gap:20px;box-shadow:0 22px 70px rgba(124,29,18,.24)}.cta h2{margin:0 0 8px;font-size:32px}.cta p{margin:0;color:rgba(255,255,255,.84)}.cta .btn{background:#fff;color:var(--brand);box-shadow:none;white-space:nowrap}
.page-hero{padding:44px 0;background:linear-gradient(135deg,#fff8ef,#fff0dc);border-bottom:1px solid var(--line)}.page-hero h1{font-size:clamp(34px,4vw,56px);max-width:900px}.breadcrumb{display:flex;gap:8px;flex-wrap:wrap;color:var(--muted);font-size:14px;font-weight:700}.breadcrumb a{color:var(--brand)}
.tool-wide .app-card{width:100%;max-width:none;margin:auto}.detail-grid{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:24px;align-items:start}.prose{background:#fff;border:1px solid var(--line);border-radius:24px;padding:26px;box-shadow:0 14px 42px rgba(84,42,20,.06)}.prose h2{font-size:28px;line-height:1.25;margin:28px 0 12px}.prose p,.prose li{color:#50382f}.prose a{color:var(--brand);font-weight:800}.side-panel{padding:20px}.side-panel .app-card{box-shadow:none;padding:0;border:0;background:transparent}.side-panel .result{display:none}.sticky{position:sticky;top:98px}
.age-table{width:100%;border-collapse:collapse;overflow:hidden;border-radius:16px}.age-table th,.age-table td{border:1px solid var(--line);padding:12px;text-align:left}.age-table th{background:#fff3df;color:var(--brand)}
.table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;border-radius:16px}
.prose table{display:block;max-width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch}
.couple-single-page{background:radial-gradient(circle at 8% 0,rgba(167,51,32,.08),transparent 28%),linear-gradient(180deg,#fffaf2 0,#fff 42%,#fffaf5 100%)}
.couple-single-page .page-hero{padding:42px 0 34px;background:linear-gradient(135deg,#fff7ea,#fffdf8 54%,#eff8f5);border-bottom-color:#ead8c2}
.couple-single-page .page-hero h1{max-width:980px;color:#2d160f}
.couple-single-page .page-hero p{max-width:780px;color:#4f392f;font-size:18px;line-height:1.7}
.couple-single-section{padding-top:30px}
.couple-single-page .detail-grid{grid-template-columns:minmax(0,1fr) minmax(330px,380px);gap:30px}
.couple-result-prose{border-color:#ead8c2;border-radius:8px;background:rgba(255,255,255,.96);box-shadow:0 18px 44px rgba(80,39,18,.08)}
.couple-score-card{display:grid;grid-template-columns:auto 1fr;align-items:center;gap:18px;margin-bottom:30px;padding:22px 24px;border-color:#ead8c2;border-radius:8px;background:linear-gradient(135deg,#fffdf9,#fff6e9);box-shadow:inset 0 1px 0 rgba(255,255,255,.82)}
.couple-score-card .circle{width:86px;height:86px;background:linear-gradient(145deg,#fff7e8 0%,#e3a23d 100%);font-size:26px}
.couple-score-card h2{margin:6px 0 0;font-size:28px;color:#2d160f}
.couple-age-table-wrap{width:100%;overflow:hidden;border:1px solid #ead8c2;border-radius:8px;box-shadow:0 14px 34px rgba(80,39,18,.08)}
.couple-age-table{display:table!important;width:100%;border:0;border-collapse:separate;border-spacing:0;border-radius:0;background:#fff}
.couple-age-table th,.couple-age-table td{padding:16px 18px;border:0;border-bottom:1px solid #efe0cf;color:#2d160f;font-size:16px;line-height:1.55}
.couple-age-table tr:last-child td{border-bottom:0}
.couple-age-table th{background:#8f2e1f;color:#fff;font-weight:900}
.couple-age-table td:first-child{width:28%;background:#fff4e4;color:#8f2e1f;font-weight:900}
.couple-age-table td:not(:first-child){font-weight:750}
.couple-age-table tr:nth-child(odd) td:not(:first-child){background:#fffaf4}
.couple-side-panel{border-color:#ead8c2;border-radius:8px;background:rgba(255,255,255,.96);box-shadow:0 18px 44px rgba(80,39,18,.08)}
.couple-side-panel>h2{margin:0 0 16px;color:#2d160f;font-size:24px;line-height:1.25}
.couple-side-panel .app-card{padding:0;border:0;border-radius:0;background:transparent;box-shadow:none}
.couple-side-panel .card-head{display:block;margin-bottom:14px}
.couple-side-panel .card-head h2{font-size:22px;line-height:1.25}
.couple-side-panel .pill{display:inline-flex;margin-top:10px}
.couple-side-panel .cldh-age-form{gap:12px}
.couple-side-panel .form-intro,.couple-side-panel .field,.couple-side-panel .dob-group,.couple-side-panel .quick-year,.couple-side-panel .cldh-advanced{border-radius:8px}
.couple-side-panel .dob-fields{grid-template-columns:1fr 1fr 1.1fr;gap:8px}
.couple-side-panel .field{padding:10px}
.couple-side-panel .field label{font-size:11px}
.couple-side-panel .check-btn{border-radius:8px}
.article-facts{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:18px}.article-facts div{border:1px solid var(--line);background:#fffaf1;border-radius:16px;padding:12px}.article-facts span{display:block;color:var(--muted);font-size:12px;font-weight:850}.article-facts b{display:block;color:var(--brand);font-size:18px;margin-top:3px}
.faq-block details{border:1px solid var(--line);border-radius:16px;margin:10px 0;background:#fffdf8}.faq-block summary{cursor:pointer;font-weight:850;padding:14px}.faq-block details div{padding:0 14px 14px}.toc{padding:16px;margin-bottom:20px}.toc ol{margin:8px 0 0;padding-left:20px}.toc a{font-weight:750}
.load-more{margin:22px auto 0;display:flex}.empty-state{text-align:center;color:var(--muted);grid-column:1/-1}
.site-footer{border-top:1px solid var(--line);padding:30px 0;color:var(--muted);background:rgba(255,253,248,.86)}.foot{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}.foot p{max-width:640px;margin:6px 0 0}.footer-menu{display:flex;flex-wrap:wrap;gap:10px 16px;margin-top:14px;font-size:14px;font-weight:800}.footer-menu a{color:var(--brand)}.footer-menu a:hover{text-decoration:underline}.footer-contact{display:grid;gap:4px;text-align:right}
@media(max-width:980px){
    .menu-toggle{display:grid;place-items:center}.menu{display:none;position:absolute;left:14px;right:14px;top:70px;background:#fff;border:1px solid var(--line);border-radius:18px;padding:14px;box-shadow:var(--shadow);flex-direction:column;align-items:flex-start}.menu.is-open{display:flex}.menu a{padding:10px 8px;display:block;width:100%}.nav-cta{display:none}.hero-grid,.content-grid,.detail-grid{grid-template-columns:1fr}.features,.card-grid{grid-template-columns:repeat(2,1fr)}.authority-strip,.article-facts,.verification-list{grid-template-columns:1fr 1fr}.side-panel,.sticky{position:static}.side-panel .result{display:block}
}
@media(max-width:620px){
    .wrap{width:min(100% - 22px,1160px)}.nav{min-height:66px}.logo small{font-size:11px}.hero{padding-top:34px}.home-hero-visual{margin-top:22px;border-radius:20px}.method-card{grid-template-columns:1fr;justify-items:center;text-align:left}.method-facts{width:100%}.process-visual{border-radius:18px}.cldh-age-form,.advanced-grid,.quick-year-grid,.stats,.features,.card-grid,.authority-strip,.article-facts,.verification-list{grid-template-columns:1fr}.dob-fields{grid-template-columns:1fr 1fr 1fr;gap:8px}h1{font-size:34px}.app-card,.prose{padding:16px}.verification-box{padding:18px}.card-head{display:block}.pill{margin-top:8px}.item{display:block}.item b{text-align:left;display:block;margin-top:4px}.cta{display:block;padding:24px;border-radius:22px}.cta .btn{margin-top:16px}.footer-contact{text-align:left}.age-table{font-size:14px}
}
@media(max-width:380px){
    .dob-fields{grid-template-columns:1fr 1fr;gap:6px}
}