:root{--bg:#ffffff;--bg-soft:#f7f8fa;--border:#e5e7eb;--border-soft:#eef0f3;--text:#16181d;--text-2:#4a5563;--text-3:#8a93a1;--brand:#6d4df6;--brand-strong:#5a3be0;--brand-soft:#efeafe;--green:#188038;--green-soft:#e2f3e8;--blue:#1e3a8a;--blue-soft:#dce7fa;--rose:#7a1f2b;--rose-soft:#f7dfdf;--yellow:#8a6d1a;--yellow-soft:#faf0ce;--teal:#0f766e;--teal-soft:#d7edf0;--radius:14px;--radius-lg:20px;--shadow:0 2px 10px rgba(22,24,29,0.06);--shadow-lg:0 12px 40px rgba(22,24,29,0.09);--font:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans",sans-serif}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:var(--font);color:var(--text);background:var(--bg);line-height:1.65;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}a{color:inherit;text-decoration:none}.container{max-width:1160px;margin:0 auto;padding:0 24px}.site-header{position:-webkit-sticky;position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--border-soft)}.site-header .inner{display:flex;align-items:center;justify-content:space-between;height:64px}.logo{gap:10px;font-weight:800;font-size:20px;letter-spacing:-.02em}.logo,.logo-mark{display:inline-flex;align-items:center}.logo-mark{justify-content:center;width:34px;height:34px;border-radius:10px;background:linear-gradient(135deg,#7b5cf6,#5a3be0);color:#fff;box-shadow:0 4px 12px rgba(109,77,246,.35)}.main-nav{display:flex;align-items:center;gap:6px}.main-nav a{padding:8px 16px;border-radius:999px;font-size:14.5px;font-weight:600;color:var(--text-2);transition:all .15s ease}.main-nav a:hover{color:var(--text);background:var(--bg-soft)}.main-nav a.active{background:#1f2937;color:#fff}@media (max-width:720px){.main-nav a{padding:8px 10px;font-size:13.5px}}.hero{padding:72px 0 56px;background:radial-gradient(1000px 420px at 85% -10%,rgba(109,77,246,.09),transparent 60%),radial-gradient(800px 380px at 8% 0,rgba(24,128,56,.05),transparent 55%)}.hero h1{font-size:clamp(34px,5.4vw,58px);line-height:1.08;font-weight:800;letter-spacing:-.03em;text-align:center;max-width:880px;margin:0 auto 20px}.hero .sub{max-width:720px;margin:0 auto;text-align:center;color:var(--text-2);font-size:17.5px}.tool-panel{max-width:860px;margin:36px auto 0;background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);padding:26px}.tool-row{display:flex;gap:12px}.tool-row input{flex:1 1;min-width:0;height:56px;padding:0 18px;font-size:15.5px;font-family:var(--font);color:var(--text);background:var(--bg-soft);border:1.5px solid var(--border);border-radius:12px;outline:none;transition:border-color .15s ease,box-shadow .15s ease}.tool-row input:focus{border-color:var(--brand);background:#fff;box-shadow:0 0 0 4px rgba(109,77,246,.12)}.tool-row input:disabled{opacity:.6}.btn-primary{display:inline-flex;align-items:center;justify-content:center;gap:10px;height:56px;padding:0 30px;border:none;border-radius:12px;background:linear-gradient(135deg,#7b5cf6,#5a3be0);color:#fff;font-size:16px;font-weight:700;font-family:var(--font);cursor:pointer;white-space:nowrap;transition:transform .12s ease,box-shadow .12s ease,opacity .12s;box-shadow:0 8px 20px rgba(109,77,246,.3)}.btn-primary:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 10px 26px rgba(109,77,246,.4)}.btn-primary:disabled{opacity:.55;cursor:not-allowed;box-shadow:none}.btn-secondary{display:inline-flex;align-items:center;justify-content:center;gap:10px;height:56px;padding:0 30px;border-radius:12px;border:2px solid var(--green);color:var(--green);background:#fff;font-size:16px;font-weight:700;font-family:var(--font);cursor:pointer;white-space:nowrap;transition:background .12s ease}.btn-secondary:hover{background:var(--green-soft)}.btn-ghost{display:inline-flex;align-items:center;justify-content:center;height:44px;padding:0 20px;border-radius:10px;border:1.5px solid var(--border);background:#fff;color:var(--text-2);font-size:14.5px;font-weight:600;font-family:var(--font);cursor:pointer;transition:all .12s ease}.btn-ghost:hover{border-color:var(--text-3);color:var(--text)}.tool-hint{margin-top:12px;font-size:13px;color:var(--text-3)}.progress-wrap{margin-top:18px}.progress-label{display:flex;justify-content:space-between;font-size:13.5px;color:var(--text-2);margin-bottom:8px;font-weight:600}.progress-bar{height:10px;border-radius:999px;background:var(--bg-soft);border:1px solid var(--border-soft);overflow:hidden}.progress-fill{height:100%;border-radius:999px;background:linear-gradient(90deg,#7b5cf6,#5a3be0);transition:width .25s ease}.msg{margin-top:16px;padding:12px 16px;border-radius:10px;font-size:14px;line-height:1.55}.msg.error{background:#fdf0f0;border:1px solid #f5c9c9;color:#9b2c2c}.msg.info{background:var(--brand-soft);border:1px solid #ddd2fb;color:var(--brand-strong)}.msg.success{background:var(--green-soft);border:1px solid #bfe5cc;color:var(--green)}.tool-done{margin-top:18px;display:flex;align-items:center;gap:14px;flex-wrap:wrap}.done-meta{font-size:13.5px;color:var(--text-2)}.trust-bar{display:flex;flex-wrap:wrap;justify-content:center;gap:10px 26px;margin-top:22px}.trust-item{display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:600;color:var(--text-2)}.trust-item svg{flex-shrink:0}.section{padding:72px 0}.section.alt{background:var(--bg-soft)}.section-head{max-width:760px;margin:0 auto 44px;text-align:center}.section-head h2{font-size:clamp(28px,3.6vw,42px);font-weight:500;letter-spacing:-.02em;line-height:1.15}.section-head p{margin-top:14px}.prose,.section-head p{color:var(--text-2);font-size:16.5px}.prose{max-width:780px;margin:0 auto}.prose strong{color:var(--text)}.card-grid{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:22px;gap:22px}@media (max-width:900px){.card-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width:600px){.card-grid{grid-template-columns:1fr}}.feature-card{background:#fff;border:1px solid var(--border-soft);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:transform .15s ease,box-shadow .15s ease}.feature-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg)}.feature-card .tint{padding:26px 26px 18px;display:flex;align-items:center;gap:12px}.feature-card .tint .icon{width:44px;height:44px;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;color:#fff;flex-shrink:0}.feature-card h3{font-size:17.5px;font-weight:700;letter-spacing:-.01em}.feature-card .body{padding:16px 26px 24px;color:var(--text-2);font-size:14.5px}.tint-green{background:var(--green-soft)}.tint-green .icon{background:var(--green)}.tint-blue{background:var(--blue-soft)}.tint-blue .icon{background:var(--blue)}.tint-rose{background:var(--rose-soft)}.tint-rose .icon{background:var(--rose)}.tint-yellow{background:var(--yellow-soft)}.tint-yellow .icon{background:var(--yellow)}.tint-teal{background:var(--teal-soft)}.tint-teal .icon{background:var(--teal)}.tint-brand{background:var(--brand-soft)}.tint-brand .icon{background:var(--brand)}.steps{max-width:760px;margin:0 auto;display:grid;grid-gap:16px;gap:16px}.step{display:flex;gap:18px;align-items:flex-start;background:#fff;border:1px solid var(--border-soft);border-radius:var(--radius);padding:22px 26px;box-shadow:var(--shadow)}.step-num{width:34px;height:34px;border-radius:999px;background:#eab308;color:#fff;font-weight:800;font-size:16px;display:inline-flex;align-items:center;justify-content:center;flex-shrink:0}.step h3{font-size:16.5px;font-weight:700;margin-bottom:4px}.step p{color:var(--text-2);font-size:14.5px}.step code{background:var(--bg-soft);border:1px solid var(--border-soft);border-radius:6px;padding:1px 7px;font-size:13px;color:var(--text)}.cta-band{border-radius:var(--radius-lg);background:radial-gradient(600px 200px at 90% 0,rgba(255,255,255,.14),transparent 60%),linear-gradient(135deg,#241a54,#3b2a86 55%,#5a3be0);color:#fff;padding:46px;display:flex;align-items:center;justify-content:space-between;gap:30px;flex-wrap:wrap;box-shadow:var(--shadow-lg)}.cta-band h2{font-size:clamp(22px,3vw,30px);font-weight:700;letter-spacing:-.01em;margin-bottom:8px}.cta-band p{color:#cfc7f5;font-size:15.5px;max-width:560px}.btn-white{display:inline-flex;align-items:center;gap:10px;height:54px;padding:0 28px;border-radius:12px;background:#fff;color:var(--brand-strong);font-weight:800;font-size:15.5px;border:none;cursor:pointer;white-space:nowrap;transition:transform .12s ease}.btn-white:hover{transform:translateY(-1px)}.btn-white.disabled{opacity:.75;cursor:default}.soon-badge{display:inline-block;margin-left:10px;padding:3px 10px;border-radius:999px;background:rgba(22,24,29,.4);color:#fff;font-size:12px;font-weight:700;vertical-align:middle}.faq-list{max-width:780px;margin:0 auto;display:grid;grid-gap:12px;gap:12px}.faq-item{background:#fff;border:1px solid var(--border-soft);border-radius:12px;box-shadow:var(--shadow);overflow:hidden}.faq-item summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 22px;font-weight:700;font-size:15.5px}.faq-item summary::-webkit-details-marker{display:none}.faq-item summary .chev{transition:transform .18s ease;color:var(--text-3);flex-shrink:0}.faq-item[open] summary .chev{transform:rotate(180deg)}.faq-item .answer{padding:0 22px 20px;color:var(--text-2);font-size:14.5px}.faq-item .answer p+p{margin-top:8px}.faq-item .answer ol{padding-left:20px;margin-top:6px}.faq-item .answer li+li{margin-top:4px}.site-footer{margin-top:40px;background:#eef0fb;border-top:1px solid var(--border-soft)}.site-footer .inner{padding:44px 24px 30px}.footer-grid{display:flex;justify-content:space-between;gap:40px;flex-wrap:wrap;margin-bottom:34px}.footer-brand{max-width:380px}.footer-brand .logo{margin-bottom:10px}.footer-brand p{color:var(--text-2);font-size:13.5px}.footer-col h4{font-size:13px;font-weight:800;text-transform:uppercase;letter-spacing:.06em;color:var(--text-3);margin-bottom:12px}.footer-col ul{list-style:none;display:grid;grid-gap:8px;gap:8px}.footer-col a{color:var(--text-2);font-size:14px;font-weight:500}.footer-col a:hover{color:var(--brand-strong)}.footer-bottom{border-top:1px solid #dde1f0;padding-top:22px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;color:var(--text-3);font-size:13px}