:root{--bg:#fff;--fg:#18181b;--muted:#71717a;--border:#e4e4e7;--card:#fafafa;--brand:#4f46e5;--brand-fg:#fff;--accent:#f59e0b;--success:#10b981;--danger:#ef4444;--code-bg:#f4f4f5}@media (prefers-color-scheme:dark){:root{--bg:#0a0a0a;--fg:#fafafa;--muted:#a1a1aa;--border:#27272a;--card:#111113;--code-bg:#18181b}}*{box-sizing:border-box}body,html{margin:0;padding:0;background:var(--bg);color:var(--fg);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;font-size:15px;line-height:1.6;-webkit-font-smoothing:antialiased}a{color:var(--brand);text-decoration:none}a:hover{text-decoration:underline}header.site{position:-webkit-sticky;position:sticky;top:0;z-index:50;background:hsla(0,0%,100%,.85);backdrop-filter:saturate(180%) blur(12px);-webkit-backdrop-filter:saturate(180%) blur(12px);border-bottom:1px solid var(--border)}@media (prefers-color-scheme:dark){header.site{background:hsla(0,0%,4%,.85)}}header.site nav{max-width:1100px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;padding:14px 24px}header.site .logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:17px;color:var(--fg)}header.site .logo .mark{width:28px;height:28px;border-radius:8px;background:linear-gradient(135deg,var(--brand),#7c3aed);display:inline-flex;align-items:center;justify-content:center;color:#fff;font-weight:800;font-size:14px}header.site ul{display:flex;gap:22px;list-style:none;padding:0;margin:0}header.site ul a{color:var(--muted);font-size:14px}header.site ul a:hover{color:var(--fg);text-decoration:none}main{min-height:calc(100vh - 130px)}footer.site{border-top:1px solid var(--border);padding:28px 24px;text-align:center;color:var(--muted);font-size:13px}.container{max-width:1100px}.container,.container-sm{margin:0 auto;padding:0 24px}.container-sm{max-width:760px}.hero{padding:72px 24px 48px;text-align:center}.hero .pill{display:inline-block;padding:4px 12px;border-radius:999px;border:1px solid var(--border);color:var(--muted);font-size:12px}.hero h1{font-size:clamp(32px,5vw,52px);margin:18px 0 14px;line-height:1.15;letter-spacing:-.02em}.hero p.sub{font-size:18px;color:var(--muted);max-width:640px;margin:0 auto 26px}.hero .cta-row{display:flex;gap:12px;flex-wrap:wrap}.btn,.hero .cta-row{justify-content:center}.btn{display:inline-flex;align-items:center;padding:11px 22px;border-radius:999px;font-weight:600;font-size:14px;border:1px solid transparent;cursor:pointer;transition:transform .05s ease,background .15s ease}.btn:hover{text-decoration:none}.btn-primary{background:var(--brand);color:var(--brand-fg)}.btn-primary:hover{background:#4338ca}.btn-ghost{background:transparent;color:var(--fg);border-color:var(--border)}.btn-ghost:hover{background:var(--card)}.btn-lg{padding:14px 28px;font-size:16px}.section{padding:36px 0}.section h2{font-size:26px;margin:0 0 18px;letter-spacing:-.01em}.section .lede{color:var(--muted);margin-bottom:22px}.grid{display:grid;grid-gap:16px;gap:16px}.grid-2{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}.grid-3{grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}.card{display:block;padding:18px;border:1px solid var(--border);border-radius:14px;background:var(--bg);color:var(--fg);transition:border-color .15s ease,transform .05s ease}.card:hover{border-color:var(--muted);text-decoration:none}.card .name{display:flex;justify-content:space-between;align-items:center;font-weight:600}.card .rating{color:var(--accent);font-size:13px}.card .cat{color:var(--muted);font-size:11px;text-transform:uppercase;letter-spacing:.06em;margin-top:4px}.card .tagline{margin:8px 0 6px;color:var(--muted);font-size:14px}.card .price{color:var(--muted);font-size:12px}.cat-tile{display:block;padding:18px;border:1px solid var(--border);border-radius:14px}.cat-tile h3{margin:0 0 4px;font-size:16px}.cat-tile p{margin:0 0 8px;color:var(--muted);font-size:13px}.cat-tile .count{color:var(--muted);font-size:12px}.breadcrumb{font-size:13px;margin-bottom:16px}.breadcrumb,.breadcrumb a{color:var(--muted)}.tool-detail header{border-bottom:1px solid var(--border);padding-bottom:18px;margin-bottom:18px}.tool-detail h1{font-size:36px;margin:6px 0 8px;letter-spacing:-.02em}.tool-detail .tagline{font-size:18px;color:var(--muted);margin:0}.tool-detail .meta{display:flex;gap:14px;align-items:center;margin:12px 0 18px;flex-wrap:wrap}.tool-detail .rating{color:var(--accent);font-weight:600}.tool-detail .pricing{color:var(--muted);font-size:14px}.pro-con{display:grid;grid-gap:14px;gap:14px;grid-template-columns:1fr 1fr}@media (max-width:600px){.pro-con{grid-template-columns:1fr}}.pro-con .col{border-radius:12px;padding:14px 16px}.pro-con .pros{background:rgba(16,185,129,.06);border:1px solid rgba(16,185,129,.25)}.pro-con .cons{background:rgba(239,68,68,.06);border:1px solid rgba(239,68,68,.25)}.pro-con h4{margin:0 0 8px;font-size:12px;text-transform:uppercase;letter-spacing:.08em}.pro-con .pros h4{color:var(--success)}.pro-con .cons h4{color:var(--danger)}.pro-con ul{margin:0;padding-left:18px}.pro-con li{margin:2px 0}.ad-slot{margin:28px 0;min-height:110px;border:1px dashed var(--border);border-radius:12px;display:flex;align-items:center;justify-content:center;background:var(--card);color:var(--muted);font-size:12px;text-align:center;padding:14px}.ad-slot .label{font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);font-weight:700}input[type=search],input[type=text],textarea{width:100%;padding:12px 14px;border:1px solid var(--border);border-radius:10px;background:var(--bg);color:var(--fg);font-size:15px;font-family:inherit}input:focus,textarea:focus{outline:none;border-color:var(--brand)}.toolbox{display:grid;grid-gap:18px;gap:18px;grid-template-columns:1fr 320px}@media (max-width:860px){.toolbox{grid-template-columns:1fr}}textarea.tool-textarea{min-height:160px;resize:vertical}.reward-card{border:1px solid var(--border);border-radius:14px;padding:18px;background:var(--card);position:-webkit-sticky;position:sticky;top:80px}.reward-card h3{margin:0 0 6px;font-size:16px}.reward-card .credits{font-size:28px;font-weight:800;color:var(--brand)}.reward-card .help{color:var(--muted);font-size:13px;margin:4px 0 12px}.reward-card .actions{display:flex;flex-direction:column;gap:8px}.reward-card .progress{height:6px;background:var(--code-bg);border-radius:999px;overflow:hidden;margin:10px 0 4px}.reward-card .progress>div{height:100%;background:linear-gradient(90deg,var(--brand),#7c3aed);transition:width .3s ease}.result-card{margin-top:16px;padding:16px;border:1px solid var(--border);border-radius:12px;background:var(--bg);white-space:pre-wrap;word-wrap:break-word;font-size:14px;line-height:1.6}.result-card .head{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px;color:var(--muted);font-size:12px}.tool-grid{display:grid;grid-gap:14px;gap:14px;grid-template-columns:repeat(auto-fill,minmax(180px,1fr))}.tool-tile{display:flex;flex-direction:column;gap:6px;padding:14px;border:1px solid var(--border);border-radius:12px;background:var(--bg);color:var(--fg)}.tool-tile:hover{border-color:var(--brand);text-decoration:none}.tool-tile .name{font-weight:600;font-size:14px}.tool-tile .desc{color:var(--muted);font-size:12px}.tool-tile .cost{color:var(--accent);font-size:12px;font-weight:600}.nav-side{display:flex;gap:14px;flex-wrap:wrap;padding:14px 24px;max-width:1100px;margin:0 auto;font-size:13px;color:var(--muted)}.nav-side a{color:var(--muted);padding:6px 10px;border-radius:8px;border:1px solid transparent}.nav-side a:hover{text-decoration:none}.nav-side a.active,.nav-side a:hover{color:var(--fg);border-color:var(--border)}.nav-side a.active{background:var(--card)}.cta-banner{margin:36px 0;padding:26px 28px;background:linear-gradient(135deg,rgba(79,70,229,.08),rgba(124,58,237,.08));border:1px solid rgba(79,70,229,.25);border-radius:16px;display:flex;gap:16px;align-items:center;justify-content:space-between;flex-wrap:wrap}.cta-banner h3{margin:0 0 4px;font-size:20px}.cta-banner p{margin:0;color:var(--muted);font-size:14px}.steps{display:grid;grid-gap:16px;gap:16px;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));margin:24px 0}.step{padding:18px;border:1px solid var(--border);border-radius:12px}.step .num{width:32px;height:32px;border-radius:10px;background:var(--brand);color:#fff;font-weight:700;display:inline-flex;align-items:center;justify-content:center;margin-bottom:10px}.step h4{margin:0 0 6px;font-size:15px}.step p{margin:0;color:var(--muted);font-size:13px}.error{color:var(--danger);border:1px solid rgba(239,68,68,.3);background:rgba(239,68,68,.06);border-radius:10px}.error,.success{padding:12px 14px;font-size:14px}.success{color:var(--success);border:1px solid rgba(16,185,129,.3);background:rgba(16,185,129,.06);border-radius:10px}.kbd{display:inline-block;padding:1px 6px;border-radius:4px;border:1px solid var(--border);background:var(--card);font-family:ui-monospace,SF Mono,Menlo,monospace;font-size:12px}.footer-links{display:flex;gap:18px;justify-content:center;margin-bottom:8px;flex-wrap:wrap}.footer-links a{color:var(--muted)}