:root{
  --ink:#0a1730;--ink2:#17233a;--muted:#65738a;--line:#e6eaf0;--soft:#f7f9fc;
  --gold:#b98925;--gold2:#e4b54b;--blue:#2f6cf6;--purple:#7457f5;--teal:#15a9a1;
  --red:#e74c4c;--white:#fff;--shadow:0 14px 40px rgba(20,38,70,.08);--radius:18px;
  --max:1220px;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:#fff}
a{color:inherit}.container{width:min(calc(100% - 32px),var(--max));margin:auto}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.95);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.nav{height:70px;display:flex;align-items:center;gap:26px}.brand{text-decoration:none;display:flex;align-items:center;gap:10px;font-size:26px;font-weight:950;letter-spacing:-.04em}.brand-mark{font-weight:950;color:var(--gold);font-size:30px}.brand span:last-child{color:var(--gold)}
.nav-links{margin-left:auto;display:flex;align-items:center;gap:24px}.nav-links a{text-decoration:none;font-size:14px;font-weight:750;color:#27344b}.nav-links a:hover{color:var(--gold)}
.lang{background:#0c1930;color:#fff!important;padding:9px 14px;border-radius:999px}.menu{display:none;border:0;background:none;font-size:26px;color:var(--ink)}
.hero{background:linear-gradient(180deg,#fff 0%,#fbf7ef 50%,#fff 100%);padding:64px 0 40px;position:relative;overflow:hidden}
.hero:before,.hero:after{content:"";position:absolute;border-radius:50%;filter:blur(5px);opacity:.35}.hero:before{width:300px;height:300px;left:-150px;top:-80px;background:#dce7ff}.hero:after{width:340px;height:340px;right:-130px;top:-120px;background:#f6dfb3}
.hero-inner{position:relative;text-align:center;z-index:1}.eyebrow{font-size:11px;font-weight:900;letter-spacing:.18em;text-transform:uppercase;color:var(--gold)}.hero h1{font-size:clamp(50px,7vw,88px);line-height:.95;letter-spacing:-.055em;margin:14px auto 12px;max-width:980px}.hero h1 span{color:var(--gold)}.hero-lead{font-size:20px;color:var(--ink2);font-weight:750;margin:0}.hero-sub{color:var(--muted);max-width:750px;margin:12px auto 0;line-height:1.6;font-size:15px}
.searchbar{max-width:740px;margin:28px auto 0;display:flex;align-items:center;background:#fff;border:1px solid #dfe5ee;border-radius:15px;box-shadow:var(--shadow);padding:4px}.searchbar span{font-size:20px;padding-left:14px;color:#8795aa}.searchbar input{flex:1;border:0;outline:0;padding:16px;font-size:15px;color:var(--ink)}.searchbar button{border:0;background:linear-gradient(135deg,var(--gold2),var(--gold));color:#fff;font-weight:900;border-radius:11px;padding:14px 20px;cursor:pointer}
.popular-chips{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin-top:18px}.popular-chips a{font-size:12px;text-decoration:none;border:1px solid #e4e7ec;background:#fff;padding:9px 12px;border-radius:999px;box-shadow:0 5px 14px rgba(20,38,70,.05);font-weight:750}
.section{padding:42px 0}.section.soft{background:var(--soft)}.section-head{display:flex;justify-content:space-between;gap:20px;align-items:end;margin-bottom:20px}.section-head h2{font-size:30px;letter-spacing:-.03em;margin:6px 0}.section-head p{color:var(--muted);margin:0}.section-link{font-size:13px;color:var(--gold);font-weight:850;text-decoration:none;white-space:nowrap}
.category-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:13px}.category{border:1px solid var(--line);border-radius:var(--radius);background:#fff;padding:18px;box-shadow:0 6px 22px rgba(20,38,70,.045)}.category-head{display:flex;align-items:center;gap:10px;margin-bottom:12px}.cat-icon{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;font-size:24px}.cat-icon.purple{background:#f0ecff}.cat-icon.red{background:#ffecec}.cat-icon.blue{background:#e9f1ff}.cat-icon.gold{background:#fff3dc}.cat-icon.teal{background:#e6fbf9}.category h3{margin:0;font-size:17px}.category p{font-size:12px;color:var(--muted);line-height:1.5;margin:4px 0 12px}.mini-links{display:grid;gap:8px}.mini-links a{text-decoration:none;border:1px solid var(--line);border-radius:10px;padding:10px 11px;font-size:12px;font-weight:700;display:flex;justify-content:space-between;gap:8px}.mini-links a:hover{border-color:#ccd4df;background:#fafbfc}
.tool-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.tool-card{border:1px solid var(--line);border-radius:16px;background:#fff;padding:17px;text-decoration:none;display:flex;align-items:center;gap:13px;min-height:86px;box-shadow:0 5px 18px rgba(20,38,70,.04)}.tool-card:hover{transform:translateY(-2px);box-shadow:var(--shadow);border-color:#d6dce5}.tool-icon{width:48px;height:48px;border-radius:13px;display:grid;place-items:center;font-size:25px;background:#f1f4f8;flex:0 0 auto}.tool-card h3{font-size:14px;margin:0 0 5px}.tool-card p{font-size:11px;color:var(--muted);margin:0;line-height:1.4}.usage{font-size:11px;color:var(--gold);font-weight:850;margin-top:5px}
.value-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border:1px solid var(--line);border-radius:16px;overflow:hidden;background:#fff}.value-item{padding:16px 18px;border-right:1px solid var(--line);display:flex;align-items:center;gap:12px}.value-item:last-child{border-right:0}.value-item b{display:block;font-size:13px}.value-item small{display:block;color:var(--muted);margin-top:3px}
.page-hero{padding:52px 0 30px;background:linear-gradient(180deg,#fff,#faf8f3)}.page-hero h1{font-size:clamp(38px,6vw,62px);letter-spacing:-.045em;line-height:1.02;margin:10px 0 12px}.page-hero p{max-width:760px;color:var(--muted);font-size:16px;line-height:1.65}
.tool-shell{display:grid;grid-template-columns:1fr 340px;gap:22px;align-items:start}.tool-panel,.info-panel{border:1px solid var(--line);border-radius:20px;background:#fff;box-shadow:var(--shadow);padding:24px}.tool-panel h2,.info-panel h3{margin-top:0}.upload-zone{border:2px dashed #d8dee8;border-radius:16px;padding:32px 18px;text-align:center;background:#fbfcfe}.upload-zone input[type=file]{max-width:100%}.upload-zone .big{font-size:42px}.upload-zone p{color:var(--muted);font-size:13px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:16px}.field{display:flex;flex-direction:column;gap:7px}.field.full{grid-column:1/-1}.field label{font-size:12px;font-weight:800;color:#39465c}.field input,.field select,.field textarea{border:1px solid #dfe4ec;border-radius:11px;padding:12px 13px;font-size:14px;outline:none;background:#fff;color:var(--ink)}.field textarea{min-height:140px;resize:vertical}.field input:focus,.field select:focus,.field textarea:focus{border-color:#93aef8;box-shadow:0 0 0 3px rgba(47,108,246,.08)}
.action{margin-top:16px;border:0;border-radius:12px;background:linear-gradient(135deg,var(--gold2),var(--gold));color:#fff;font-weight:900;padding:13px 18px;cursor:pointer}.action.secondary{background:#0d1a31}.action-row{display:flex;gap:10px;flex-wrap:wrap}
.output{display:none;margin-top:18px;padding:17px;border-radius:14px;background:#f7f9fc;border:1px solid var(--line)}.output.show{display:block}.output img{max-width:100%;border-radius:12px}.output canvas{max-width:100%}.download{display:inline-block;margin-top:12px;text-decoration:none;background:#0d1a31;color:#fff;font-weight:850;padding:10px 14px;border-radius:10px}
.stat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:12px}.stat{border:1px solid var(--line);border-radius:11px;padding:12px}.stat small{display:block;color:var(--muted);font-size:10px}.stat strong{display:block;margin-top:4px;font-size:18px}
.info-panel p,.info-panel li{color:var(--muted);line-height:1.6;font-size:13px}.info-panel ul{padding-left:18px}.privacy-note{margin-top:14px;font-size:11px;color:#77859a;background:#f7f9fc;border:1px solid var(--line);border-radius:10px;padding:10px}
.article{max-width:860px;margin:30px auto 0}.article h2{font-size:27px;letter-spacing:-.025em}.article h3{font-size:20px}.article p,.article li{color:#56657a;line-height:1.75}.faq{display:grid;gap:10px}.faq details{border:1px solid var(--line);border-radius:12px;padding:14px 16px;background:#fff}.faq summary{font-weight:850;cursor:pointer}.faq p{margin-bottom:0}
.hidden{display:none!important}.empty-state{grid-column:1/-1;text-align:center;color:var(--muted);padding:30px}
.footer{margin-top:50px;background:#0a1730;color:#d8dfeb;padding:34px 0}.footer-grid{display:flex;justify-content:space-between;gap:20px;align-items:flex-start;flex-wrap:wrap}.footer a{color:#d8dfeb;text-decoration:none;font-size:12px}.footer-links{display:flex;gap:18px;flex-wrap:wrap}.footer small{display:block;color:#8795aa;margin-top:6px}
@media(max-width:1050px){.category-grid{grid-template-columns:repeat(3,1fr)}.tool-grid{grid-template-columns:repeat(3,1fr)}.tool-shell{grid-template-columns:1fr}.info-panel{order:2}}
@media(max-width:780px){.container{width:min(calc(100% - 24px),var(--max))}.nav{height:64px}.menu{display:block;margin-left:auto}.nav-links{display:none;position:absolute;top:64px;left:12px;right:12px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:12px;flex-direction:column;align-items:stretch;box-shadow:var(--shadow)}.nav-links.open{display:flex}.hero{padding-top:42px}.hero h1{font-size:52px}.hero-lead{font-size:17px}.category-grid,.tool-grid{grid-template-columns:1fr 1fr}.value-strip{grid-template-columns:1fr 1fr}.value-item:nth-child(2){border-right:0}.value-item:nth-child(-n+2){border-bottom:1px solid var(--line)}.form-grid,.stat-grid{grid-template-columns:1fr}.field.full{grid-column:auto}}
@media(max-width:520px){.category-grid,.tool-grid,.value-strip{grid-template-columns:1fr}.value-item{border-right:0;border-bottom:1px solid var(--line)}.value-item:last-child{border-bottom:0}.hero h1{font-size:44px}.searchbar button{padding-inline:15px}.popular-chips{justify-content:flex-start}.section-head{align-items:flex-start;flex-direction:column}}