:root{--color-bg:#f6f7fb;--color-surface:#fff;--color-text:#1a1d29;--color-text-muted:#5b6270;--color-border:#e4e6ef;--color-primary:#1d4ed8;--color-primary-dark:#1638a0;--color-primary-light:#eef2ff;--color-accent:#f59e0b;--radius:12px;--shadow:0 1px 3px #14182814, 0 1px 2px #1418280f;--shadow-hover:0 8px 20px #1418281f;--max-width:1180px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{background:var(--color-bg);color:var(--color-text);margin:0;font-family:Segoe UI,system-ui,-apple-system,Roboto,Helvetica,Arial,sans-serif;line-height:1.55}a{color:var(--color-primary);text-decoration:none}a:hover{text-decoration:underline}h1,h2,h3,h4{font-weight:750;line-height:1.25}.container{max-width:var(--max-width);margin:0 auto;padding:0 24px}#site-header{background:var(--color-surface);border-bottom:1px solid var(--color-border);z-index:40;position:sticky;top:0}#site-header .header-inner{max-width:var(--max-width);justify-content:space-between;align-items:center;gap:20px;margin:0 auto;padding:14px 24px;display:flex}.brand{color:var(--color-text);white-space:nowrap;font-size:20px;font-weight:800}.brand span{color:var(--color-primary)}.brand:hover{text-decoration:none}#site-header nav{flex-wrap:wrap;justify-content:flex-end;gap:4px;display:flex}#site-header nav a{color:var(--color-text);border-radius:8px;padding:8px 12px;font-size:14.5px;font-weight:600}#site-header nav a:hover{background:var(--color-primary-light);text-decoration:none}#site-header nav a.active{color:var(--color-primary);background:var(--color-primary-light)}#hero{background:linear-gradient(135deg, var(--color-primary) 0%, #3b82f6 100%);color:#fff;text-align:center;padding:56px 24px 64px}#hero h1{margin:0 0 14px;font-size:34px}#hero p{color:#e6ecff;max-width:600px;margin:0 auto 22px;font-size:16.5px}#hero .search-box{gap:8px;max-width:480px;margin:0 auto;display:flex}#hero input[type=search]{border:none;border-radius:10px;flex:1;padding:13px 16px;font-size:15px}#hero input[type=search]:focus{outline:3px solid #ffffff80}main.page{max-width:820px;margin:0 auto;padding:40px 24px 64px}main.wide{max-width:var(--max-width);margin:0 auto;padding:40px 24px 64px}.category-grid{grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:20px;margin:32px 0;display:grid}.category-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);box-shadow:var(--shadow);padding:22px 22px 20px;transition:transform .15s,box-shadow .15s;display:block}.category-card:hover{box-shadow:var(--shadow-hover);text-decoration:none;transform:translateY(-3px)}.category-card .icon{margin-bottom:10px;font-size:30px;display:block}.category-card h3{color:var(--color-text);margin:0 0 6px;font-size:18px}.category-card p{color:var(--color-text-muted);margin:0 0 10px;font-size:13.5px}.category-card .count{color:var(--color-primary);font-size:12.5px;font-weight:700}.tool-grid{grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:16px;display:grid}.tool-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);box-shadow:var(--shadow);flex-direction:column;gap:6px;padding:18px;transition:transform .15s,box-shadow .15s;display:flex}.tool-card:hover{box-shadow:var(--shadow-hover);text-decoration:none;transform:translateY(-2px)}.tool-card h3{color:var(--color-text);margin:0;font-size:15.5px}.tool-card p{color:var(--color-text-muted);flex:1;margin:0;font-size:13px}.tool-card .badge{background:var(--color-primary-light);color:var(--color-primary);border-radius:999px;align-self:flex-start;padding:2px 8px;font-size:11px;font-weight:700}.tool-card.soon{opacity:.6;cursor:default}.tool-card.soon .badge{color:var(--color-text-muted);background:#f1f2f6}section.home-section{margin-top:56px}section.home-section:first-of-type{margin-top:0}section.home-section>h2{margin:0 0 6px;font-size:24px}section.home-section>.lead{color:var(--color-text-muted);margin:0 0 22px;font-size:15px}.breadcrumbs{color:var(--color-text-muted);margin-bottom:18px;font-size:13px}.breadcrumbs a{color:var(--color-text-muted)}.breadcrumbs a:hover{color:var(--color-primary)}.tool-header{margin-bottom:28px}.tool-header h1{margin:0 0 10px;font-size:28px}.tool-header p{color:var(--color-text-muted);margin:0;font-size:15.5px}.tool-panel{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);box-shadow:var(--shadow);margin-bottom:28px;padding:28px}.field-row{flex-wrap:wrap;gap:16px;margin-bottom:16px;display:flex}.field{flex-direction:column;flex:1;gap:6px;min-width:160px;display:flex}.field label{color:var(--color-text);font-size:13.5px;font-weight:650}.field input,.field select,.field textarea{border:1px solid var(--color-border);color:var(--color-text);background:#fff;border-radius:8px;padding:10px 12px;font-family:inherit;font-size:14.5px}.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--color-primary);box-shadow:0 0 0 3px var(--color-primary-light);outline:none}.field-hint{color:var(--color-text-muted);font-size:12px}.field-checkbox{align-items:center;gap:8px;font-size:14px;display:flex}.field-checkbox input{width:16px;height:16px}.btn{background:var(--color-primary);color:#fff;cursor:pointer;border:none;border-radius:9px;justify-content:center;align-items:center;gap:8px;padding:11px 20px;font-size:14.5px;font-weight:650;transition:background .15s;display:inline-flex}.btn:hover{background:var(--color-primary-dark)}.btn.secondary{background:var(--color-primary-light);color:var(--color-primary)}.btn.secondary:hover{background:#dfe6fe}.btn-row{flex-wrap:wrap;gap:10px;margin-top:6px;display:flex}.result-box{border-radius:var(--radius);background:var(--color-primary-light);border:1px solid #d7e0fd;margin-top:20px;padding:20px}.result-box .result-main{color:var(--color-primary-dark);margin:0 0 4px;font-size:26px;font-weight:800}.result-box .result-sub{color:var(--color-text-muted);margin:0;font-size:13.5px}.result-table{border-collapse:collapse;width:100%;margin-top:14px;font-size:14px}.result-table td,.result-table th{text-align:left;border-bottom:1px solid #d7e0fd;padding:8px 4px}.result-table th{color:var(--color-text-muted);font-weight:650}.copy-row{align-items:stretch;gap:8px;display:flex}.copy-row input,.copy-row textarea{flex:1}.disclaimer{color:var(--color-text-muted);background:#fff8e8;border:1px solid #f2e3ba;border-radius:8px;margin-top:20px;padding:12px 14px;font-size:12.5px}.related-tools{margin-top:8px}.related-tools h2{margin-bottom:14px;font-size:18px}.content-block{color:var(--color-text);margin-top:32px;font-size:14.5px}.content-block h2{margin:28px 0 10px;font-size:19px}.content-block h2:first-child{margin-top:0}.content-block p{color:var(--color-text-muted)}.content-block ul{color:var(--color-text-muted);padding-left:20px}.sitemap-columns{column-count:3;column-gap:40px}.sitemap-block{break-inside:avoid;margin-bottom:8px}.sitemap-block h2{margin:0 0 10px;font-size:18px}.sitemap-block h2 a{color:var(--color-text)}.sitemap-block h2 a:hover{color:var(--color-primary);text-decoration:none}.sitemap-block h3{text-transform:uppercase;letter-spacing:.04em;color:var(--color-text-muted);margin:16px 0 6px;font-size:13px}.sitemap-block ul{margin:0 0 4px;padding:0;list-style:none}.sitemap-block li{margin-bottom:5px;font-size:14px}@media (width<=900px){.sitemap-columns{column-count:2}}@media (width<=600px){.sitemap-columns{column-count:1}}#share-widget{z-index:500;position:fixed;top:50%;right:0;transform:translateY(-50%)}#share-btn{background:var(--color-primary);color:#fff;cursor:pointer;border:none;border-radius:24px 0 0 24px;justify-content:center;align-items:center;width:48px;height:48px;padding:0;font-size:20px;display:flex;box-shadow:-2px 2px 10px #00000040}#share-btn:hover{background:var(--color-primary-dark)}#share-menu{background:#fff;border-radius:10px;flex-direction:column;gap:2px;min-width:200px;padding:8px;display:none;position:absolute;top:50%;right:56px;transform:translateY(-50%);box-shadow:0 6px 20px #00000040}#share-menu.open{display:flex}#share-menu a,#share-menu button{color:#1a1a1a;cursor:pointer;text-align:left;background:0 0;border:none;border-radius:6px;align-items:center;gap:10px;width:100%;padding:9px 12px;font-family:inherit;font-size:14px;text-decoration:none;display:flex}#share-menu a:hover,#share-menu button:hover{background:var(--color-primary-light)}@media (width<=640px){#share-btn{border-radius:21px 0 0 21px;width:42px;height:42px;font-size:18px}#share-menu{min-width:180px;right:48px}}.ad-slot{max-width:var(--max-width);margin:32px auto;padding:0 24px}.ad-slot-placeholder{border:1px dashed var(--color-border);border-radius:var(--radius);min-height:90px;color:var(--color-text-muted);background:repeating-linear-gradient(45deg,#fafafd,#fafafd 10px,#f2f3f8 10px 20px);flex-direction:column;justify-content:center;align-items:center;gap:4px;display:flex}.ad-slot-label{letter-spacing:.06em;text-transform:uppercase;font-size:11px;font-weight:700}.ad-slot-hint{font-size:12px}.ad-slot-live{min-height:90px}footer{border-top:1px solid var(--color-border);background:var(--color-surface);text-align:center;color:var(--color-text-muted);margin-top:60px;padding:32px 24px 40px;font-size:13px}.footer-links{flex-wrap:wrap;justify-content:center;gap:18px;margin-bottom:12px;display:flex}.footer-links a{color:var(--color-text-muted);font-weight:600}.footer-links a:hover{color:var(--color-primary)}@media (width<=720px){#site-header .header-inner{flex-direction:column;align-items:flex-start;gap:10px}#site-header nav{justify-content:flex-start;width:100%}#hero h1{font-size:27px}#hero .search-box{flex-direction:column}}