:root{
  color-scheme:light;
  --bg:#fbfaf7;
  --surface:#ffffff;
  --surface-soft:#f4f1eb;
  --surface-quiet:#faf8f3;
  --ink:#18212b;
  --text:#3f4a56;
  --muted:#66727f;
  --muted-2:#7a8591;
  --line:#e6e0d7;
  --line-strong:#cfc6ba;
  --brand:#245e66;
  --brand-dark:#17464d;
  --brand-soft:#e8f2f2;
  --accent:#8a5a2b;
  --success:#0f766e;
  --warning:#8a4b12;
  --radius:16px;
  --radius-sm:10px;
  --max:1120px;
  --read:760px;
  --shadow-soft:0 10px 30px rgba(24,33,43,.045);
  --shadow-focus:0 0 0 4px rgba(36,94,102,.16);
  --font:ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",Inter,Roboto,"Helvetica Neue",Arial,sans-serif;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font);font-size:16px;line-height:1.68;letter-spacing:-.01em;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased}
a{color:var(--brand);text-decoration-thickness:1px;text-underline-offset:.22em}
a:hover{color:var(--brand-dark)}
img,svg{max-width:100%;height:auto}button,input,textarea,select{font:inherit}
::selection{background:var(--brand-soft);color:var(--ink)}
.wrap{width:min(100%,var(--max));margin-inline:auto;padding-inline:24px}.wrap.narrow{max-width:var(--read)}
.skip-link{position:absolute;left:-999px;top:10px;z-index:200;background:var(--ink);color:#fff;padding:10px 14px;border-radius:999px;text-decoration:none}.skip-link:focus{left:12px}
:focus-visible{outline:3px solid rgba(36,94,102,.32);outline-offset:3px;border-radius:10px}
.site-header{position:sticky;top:0;z-index:80;background:rgba(251,250,247,.92);border-bottom:1px solid rgba(230,224,215,.82);backdrop-filter:blur(14px)}
.header-inner{min-height:66px;display:flex;align-items:center;justify-content:space-between;gap:18px}.brand{display:inline-flex;align-items:center;gap:10px;color:var(--ink);font-weight:760;text-decoration:none;letter-spacing:-.035em}.brand img{width:32px;height:32px}.brand span{font-size:1rem}.main-nav{display:flex;align-items:center;gap:4px}.main-nav a{display:inline-flex;align-items:center;min-height:38px;padding:0 10px;border-radius:10px;color:#53606d;text-decoration:none;font-size:.92rem;font-weight:650}.main-nav a:hover,.main-nav a[aria-current="page"]{background:rgba(36,94,102,.08);color:var(--brand-dark)}.menu-toggle{display:none;width:42px;height:42px;border:1px solid var(--line);border-radius:12px;background:var(--surface);color:var(--ink);font-weight:760;font-size:1.08rem}.menu-backdrop{display:none;position:fixed;inset:0;z-index:70;background:rgba(24,33,43,.18);border:0}.nav-lock{overflow:hidden}.nav-lock .menu-backdrop{display:block}
h1,h2,h3{margin:0;color:var(--ink);line-height:1.08;letter-spacing:-.048em;text-wrap:balance}h1{font-size:clamp(2.15rem,5.1vw,4.25rem);font-weight:760;margin:14px 0 18px;max-width:930px}h2{font-size:clamp(1.34rem,2.45vw,2.05rem);font-weight:730;margin-bottom:12px}h3{font-size:1.03rem;font-weight:710}.lead{max-width:var(--read);font-size:clamp(1.03rem,1.55vw,1.18rem);line-height:1.78;color:#4d5965}.muted{color:var(--muted)}.eyebrow,.chip,.card-kicker{display:inline-flex;align-items:center;width:max-content;max-width:100%;color:var(--brand-dark);font-size:.72rem;font-weight:760;letter-spacing:.075em;text-transform:uppercase}.eyebrow:before,.card-kicker:before{content:"";width:18px;height:1px;background:var(--brand);margin-right:8px}.chip{border:1px solid var(--line);background:var(--surface);color:#586472;border-radius:999px;padding:5px 10px;text-transform:none;letter-spacing:0;font-size:.8rem;font-weight:680}.section{padding-block:clamp(36px,6vw,72px)}.section.tight{padding-block:clamp(26px,4.5vw,48px)}.section-head{display:flex;justify-content:space-between;align-items:end;gap:22px;margin-bottom:24px;border-bottom:1px solid var(--line);padding-bottom:16px}.section-head p{max-width:650px;margin:0;color:var(--muted)}
.hero{padding-block:clamp(42px,7vw,88px) clamp(28px,5vw,52px);background:linear-gradient(180deg,#fffdf9 0%,var(--bg) 96%)}.hero-grid{display:grid;grid-template-columns:minmax(0,1.06fr) minmax(280px,.52fr);gap:clamp(30px,5vw,64px);align-items:center}.hero-card,.panel,.tool-panel,.legal-box,.notice,.faq details{background:transparent;border:0;border-top:1px solid var(--line);box-shadow:none;border-radius:0}.hero-card,.panel,.tool-panel,.legal-box{padding:24px 0}.hero-card h2{font-size:1.12rem}.hero-card .info-list li{background:transparent;border-color:var(--line);border-left:0;border-right:0;border-radius:0;padding-left:44px}.search-form{display:flex;gap:8px;margin-top:26px;padding:5px;background:var(--surface);border:1px solid var(--line-strong);border-radius:14px;box-shadow:var(--shadow-soft)}.search-form input{min-height:50px;flex:1;border:0;border-radius:10px;padding:0 13px;color:var(--ink);background:transparent}.search-form input:focus{outline:0;box-shadow:var(--shadow-focus)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:45px;padding:0 16px;border:1px solid transparent;border-radius:12px;background:var(--brand);color:#fff;text-decoration:none;font-weight:730;cursor:pointer;transition:background .16s ease,border-color .16s ease,transform .16s ease,box-shadow .16s ease}.btn:hover{background:var(--brand-dark);color:#fff;transform:translateY(-1px)}.btn.secondary{background:transparent;color:var(--brand-dark);border-color:rgba(36,94,102,.3)}.btn.secondary:hover{background:var(--brand-soft);color:var(--brand-dark)}.btn.ghost{background:transparent;color:#3f4a56;border-color:var(--line-strong)}.btn.ghost:hover{background:#fff;color:var(--ink)}
.grid{display:grid;gap:0}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr));column-gap:36px}.grid-3{grid-template-columns:repeat(3,minmax(0,1fr));column-gap:34px}.prompt-card{display:block;padding:20px 0;color:var(--text);text-decoration:none;border:0;border-top:1px solid var(--line);background:transparent;border-radius:0;box-shadow:none;transition:background .16s ease,border-color .16s ease,color .16s ease}.prompt-card:hover{background:rgba(255,255,255,.45);border-color:var(--line-strong);color:var(--text);transform:none;box-shadow:none}.prompt-card strong{display:block;margin:8px 0 7px;color:var(--ink);font-size:1.06rem;line-height:1.3;font-weight:730;letter-spacing:-.025em}.prompt-card p{margin:0;color:var(--muted);font-size:.95rem;line-height:1.6}.card-meta{display:block;margin-top:12px;color:#64707d;font-size:.84rem;font-weight:650}.breadcrumb{display:flex;flex-wrap:wrap;gap:8px;margin:14px 0 18px;color:var(--muted);font-size:.88rem}.breadcrumb a{color:#5d6874;text-decoration:none}.breadcrumb a:hover{color:var(--brand)}
.prompt-layout{display:grid;grid-template-columns:minmax(0,1fr) 292px;gap:clamp(26px,4vw,48px);align-items:start}.article{min-width:0}.direct-answer{margin:26px 0 38px;padding:0 0 20px;background:transparent;border:0;border-bottom:1px solid var(--line);border-radius:0;font-size:1.03rem;color:#36424e}.direct-answer p{margin:0}.var-panel{margin:38px 0 30px;padding:26px 0 0;border:0;border-top:1px solid var(--line);border-radius:0;background:transparent;box-shadow:none;scroll-margin-top:90px}.var-panel h2{margin-bottom:10px}.var-intro{margin:0 0 20px;color:#596673}.var-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px 18px}.var-field label{display:block;margin-bottom:7px;color:var(--ink);font-size:.88rem;font-weight:720;text-transform:lowercase;letter-spacing:-.01em}.var-field input,.field,textarea,select{width:100%;min-height:50px;border:1px solid var(--line-strong);border-radius:12px;background:#fffdf9;color:var(--ink);padding:12px 13px;box-shadow:inset 0 1px 0 rgba(255,255,255,.75);transition:border-color .16s ease,box-shadow .16s ease,background .16s ease}.var-field input::placeholder,.field::placeholder,textarea::placeholder{color:#8b949f}.var-field input:hover,.field:hover,textarea:hover,select:hover{border-color:#a99f92;background:#fff}.var-field input:focus,.field:focus,textarea:focus,select:focus{outline:0;border-color:var(--brand);background:#fff;box-shadow:var(--shadow-focus)}.var-help{display:block;margin-top:6px;color:var(--muted-2);font-size:.82rem;line-height:1.4}.var-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}.mini-help{margin:13px 0 0;color:var(--muted);font-size:.91rem}.prompt-box{overflow:hidden;margin:30px 0 34px;border-radius:14px;background:#141d26;border:1px solid #141d26;box-shadow:0 18px 44px rgba(20,29,38,.12)}.prompt-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:13px 14px;border-bottom:1px solid rgba(255,255,255,.11);background:#182431}.prompt-head strong{color:#fff;font-weight:720}.prompt-head .btn{min-height:40px;border-radius:10px;background:#fff;color:#17212b;border-color:#fff}.prompt-head .btn:hover{background:#eaf2f2;color:#17212b}.copy-status{min-width:70px;color:#a7f3d0;font-size:.9rem;font-weight:730}.prompt-text{margin:0;padding:22px;white-space:pre-wrap;word-break:break-word;background:#141d26;color:#f7fafc;font-size:.94rem;line-height:1.76;max-height:690px;overflow:auto}.quick-card{position:sticky;top:88px;padding:0 0 0 18px;border:0;border-left:1px solid var(--line);background:transparent;border-radius:0;box-shadow:none}.quick-card h2{font-size:1rem;margin-bottom:12px}.quick-card p{margin:.62rem 0;color:#53606d}.quick-card a{display:block;margin-top:10px;color:#53606d;text-decoration:none;font-weight:650}.quick-card a:hover{color:var(--brand)}
.info-list{display:grid;gap:0;margin:0;padding:0;list-style:none}.info-list li{padding:14px 0;background:transparent;border:0;border-top:1px solid var(--line);border-radius:0}.info-list strong{color:var(--ink)}ol.info-list{counter-reset:item}ol.info-list li{counter-increment:item;position:relative;padding-left:42px}ol.info-list li:before{content:counter(item);position:absolute;left:0;top:14px;width:24px;height:24px;border-radius:999px;display:grid;place-items:center;background:var(--brand);color:#fff;font-size:.78rem;font-weight:740}.faq{display:grid;gap:0;border-bottom:1px solid var(--line)}.faq details{border-top:1px solid var(--line);padding:0}.faq summary{cursor:pointer;padding:16px 0;color:var(--ink);font-weight:720}.faq p{margin:0;padding:0 0 18px;color:var(--muted)}.filters{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:24px;padding:0 0 18px;background:transparent;border:0;border-bottom:1px solid var(--line);border-radius:0}.filters input,.filters select{max-width:280px}.empty{padding:16px;border-radius:12px;background:#fff7ed;border:1px solid #fed7aa;color:var(--warning)}.tool-panel textarea{min-height:128px}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.form-field label{display:block;margin-bottom:7px;color:var(--ink);font-weight:720}.result-box{margin-top:18px;border-radius:14px;background:#141d26;color:#f8fafc;padding:18px;white-space:pre-wrap;line-height:1.68}.notice{padding:16px 0;background:transparent;border-top:1px solid #e6d1b2;color:var(--warning)}.legal-box{max-width:850px}.legal-box h2{margin-top:30px}.legal-box h2:first-child{margin-top:0}
.site-footer{margin-top:56px;border-top:1px solid var(--line);background:#fffdf9}.footer-inner{display:grid;grid-template-columns:1.5fr repeat(3,1fr);gap:28px;padding-block:36px}.footer-inner h2,.footer-inner h3{font-size:1rem;margin-bottom:10px}.footer-inner p{margin:0;color:var(--muted);max-width:470px}.footer-inner a{display:block;margin:7px 0;color:#586472;text-decoration:none;font-size:.95rem}.footer-inner a:hover{color:var(--brand)}.footer-bottom{padding-block:18px;border-top:1px solid var(--line);color:var(--muted);font-size:.9rem}
@media (max-width: 900px){.wrap{padding-inline:22px}.menu-toggle{display:inline-grid;place-items:center}.main-nav{position:fixed;inset:74px 16px auto 16px;z-index:90;display:none;flex-direction:column;align-items:stretch;background:#fffdf9;border:1px solid var(--line);border-radius:16px;box-shadow:0 24px 70px rgba(24,33,43,.16);padding:10px}.main-nav.is-open{display:flex}.main-nav a{min-height:46px;padding-inline:14px}.hero-grid,.prompt-layout{grid-template-columns:1fr}.grid-3,.grid-2{grid-template-columns:1fr}.quick-card{position:static;order:2;margin-top:28px;padding:20px 0 0;border-left:0;border-top:1px solid var(--line)}.article{order:1}.footer-inner{grid-template-columns:1fr 1fr}.section-head{align-items:start;flex-direction:column}.section-head .btn{width:auto}.var-grid,.form-grid{grid-template-columns:1fr}.hero-card{padding-top:10px}.prompt-card{padding-block:18px}}
@media (max-width: 640px){body{font-size:15.5px;line-height:1.66}.wrap{padding-inline:18px}.header-inner{min-height:62px}.brand img{width:30px;height:30px}.brand span{font-size:.96rem}h1{font-size:clamp(2rem,12vw,2.7rem);letter-spacing:-.052em;margin-top:12px}h2{font-size:1.36rem}.lead{font-size:1rem;line-height:1.7}.hero{padding-block:34px 22px}.hero-grid{gap:24px}.search-form{display:grid;grid-template-columns:1fr;margin-top:22px;padding:6px;border-radius:14px}.search-form input{min-height:48px}.btn{width:100%;min-height:46px}.section{padding-block:38px}.section.tight{padding-block:30px}.section-head{gap:12px;margin-bottom:18px}.prompt-layout{gap:0}.direct-answer{margin:22px 0 40px;padding-bottom:22px}.var-panel{margin:40px 0 28px;padding-top:24px}.var-field input,.field,textarea,select{min-height:52px;border-radius:13px;font-size:16px}.var-actions .btn{width:100%}.prompt-box{margin:28px 0 32px;border-radius:13px}.prompt-head{align-items:stretch;display:grid;grid-template-columns:1fr;gap:10px;padding:13px}.prompt-head .btn{width:100%}.copy-status{min-height:1.2em}.prompt-text{padding:17px;font-size:.9rem;line-height:1.72;max-height:620px}.quick-card{margin-top:32px}.filters input,.filters select{max-width:none}.footer-inner{grid-template-columns:1fr;gap:20px;padding-block:30px}.footer-bottom{font-size:.86rem}.panel{padding:20px 0}.hero-card .info-list li{padding-left:42px}}
@media (max-width: 420px){.wrap{padding-inline:16px}.breadcrumb{font-size:.82rem}.hero{padding-block:30px 18px}.section{padding-block:34px}.prompt-card strong{font-size:1.02rem}.prompt-text{padding:16px;font-size:.89rem}.chip{font-size:.76rem}.eyebrow,.card-kicker{font-size:.68rem}}
@media (prefers-reduced-motion: reduce){*{scroll-behavior:auto!important;transition:none!important}}