:root{--bg:#fff;--bg-soft:#fafafa;--text:#18181b;--muted:#71717a;--border:#e4e4e7;--accent:#f03;--accent-hover:#d6002b;--accent-soft:#fff1f3;--green:#16a34a;--green-bg:#f0fdf4;--green-border:#bbf7d0;--amber:#b45309;--amber-bg:#fffbeb;--amber-border:#fde68a;--red:#dc2626;--red-bg:#fef2f2;--red-border:#fecaca;--radius:12px;--radius-sm:10px;--shadow:0 1px 2px #0000000d;--font:-apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif}*,:before,:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{font-family:var(--font);color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased;margin:0;font-size:16px;line-height:1.7}h1,h2,h3,h4{letter-spacing:-.02em;margin:0 0 .6em;font-weight:700;line-height:1.25}p{margin:0 0 1em}a{color:var(--accent);text-decoration:none;transition:color 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svg{width:20px;height:20px}.tool-card{border:1px solid var(--border);box-shadow:var(--shadow);background:#fff;border-radius:14px;justify-content:space-between;align-items:center;gap:24px;padding:28px;transition:border-color .15s,box-shadow .15s;display:flex}.tool-card:hover{border-color:#d4d4d8;box-shadow:0 4px 12px #0000000f}.tool-card h3{color:var(--text);margin-bottom:.35em;font-size:20px}.tool-card p{color:var(--muted);margin:0;font-size:15px}.tool-card .btn{flex-shrink:0}.tool-list{gap:16px;display:grid}.page-head{max-width:720px;padding:56px 0 8px}.eyebrow{letter-spacing:.04em;text-transform:uppercase;color:var(--accent);margin-bottom:12px;font-size:13px;font-weight:600;display:inline-block}.page-head h1{margin-bottom:.4em;font-size:36px}.page-head .lede{color:var(--muted);font-size:17px}.tool-section{padding:32px 0}.steps{flex-wrap:wrap;gap:12px;margin-bottom:24px;display:flex}.step{color:var(--muted);align-items:center;gap:8px;font-size:14px;font-weight:500;display:inline-flex}.step-num{background:var(--text);color:#fff;border-radius:999px;justify-content:center;align-items:center;width:24px;height:24px;font-size:13px;font-weight:700;display:inline-flex}.dropzone{text-align:center;cursor:pointer;background:var(--bg-soft);border:2px dashed #d4d4d8;border-radius:14px;padding:48px 24px;transition:border-color .15s,background .15s}.dropzone:hover{border-color:var(--accent);background:var(--accent-soft)}.dropzone.dragover{border-color:var(--accent);background:var(--accent-soft);border-style:solid}.dz-icon{border:1px solid var(--border);width:48px;height:48px;color:var(--accent);box-shadow:var(--shadow);background:#fff;border-radius:12px;justify-content:center;align-items:center;margin:0 auto 12px;display:flex}.dz-icon svg{width:22px;height:22px}.dropzone p{margin:0;font-size:16px}.dropzone 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22px;font-size:17px;font-weight:700}.verdict small{margin-top:4px;font-size:14px;font-weight:400;display:block}.verdict-pass{background:var(--green-bg);border-color:var(--green-border);color:#14532d}.verdict-warn{background:var(--amber-bg);border-color:var(--amber-border);color:#78350f}.verdict-fail{background:var(--red-bg);border-color:var(--red-border);color:#7f1d1d}.check-card{border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);background:#fff;border-left-width:4px;align-items:flex-start;gap:16px;margin-bottom:12px;padding:18px 20px;display:flex}.check-card.is-pass{border-left-color:var(--green)}.check-card.is-warn{border-left-color:var(--amber)}.check-card.is-fail{border-left-color:var(--red)}.check-body{flex:1;min-width:0}.check-title{margin:0 0 4px;font-size:16px;font-weight:700}.check-detail{color:var(--muted);margin:0;font-size:15px}.check-detail strong{color:var(--text)}.pill{letter-spacing:.05em;border:1px solid;border-radius:999px;flex-shrink:0;align-items:center;gap:6px;margin-top:2px;padding:5px 12px;font-size:12px;font-weight:700;display:inline-flex}.pill svg{width:12px;height:12px}.pill-pass{color:var(--green);background:var(--green-bg);border-color:var(--green-border)}.pill-warn{color:var(--amber);background:var(--amber-bg);border-color:var(--amber-border)}.pill-fail{color:var(--red);background:var(--red-bg);border-color:var(--red-border)}.error-note{background:var(--red-bg);border:1px solid var(--red-border);color:#7f1d1d;border-radius:var(--radius);margin-top:16px;padding:14px 18px;font-size:15px}.safezone-grid{grid-template-columns:300px 1fr;align-items:start;gap:40px;display:grid}.phone{background:#18181b;border-radius:30px;width:100%;max-width:300px;margin:0 auto;padding:12px;box-shadow:0 8px 24px #0000001f}.phone-screen{aspect-ratio:9/16;background:linear-gradient(160deg,#3f3f46 0%,#27272a 60%,#18181b 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summary{cursor:pointer;justify-content:space-between;align-items:center;gap:12px;padding:18px 20px;font-size:16px;font-weight:600;list-style:none;transition:color .15s;display:flex}.faq-item summary::-webkit-details-marker{display:none}.faq-item summary:hover{color:var(--accent)}.faq-item summary:after{content:"+";border:1px solid var(--border);width:28px;height:28px;color:var(--muted);border-radius:999px;flex-shrink:0;justify-content:center;align-items:center;font-size:18px;font-weight:400;transition:transform .15s,background .15s;display:inline-flex}.faq-item[open] summary:after{background:var(--bg-soft);transform:rotate(45deg)}.faq-a{color:var(--muted);padding:0 20px 20px;font-size:15px}.faq-a p:last-child{margin-bottom:0}.cta-band{background:var(--bg-soft);border:1px solid var(--border);text-align:center;border-radius:14px;margin:64px 0;padding:56px 32px}.cta-band h2{margin-bottom:.4em;font-size:26px}.cta-band p{color:var(--muted);max-width:560px;margin:0 auto 1.8em}.site-footer{border-top:1px solid var(--border);color:var(--muted);margin-top:32px;padding:40px 0;font-size:14px}.footer-inner{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;display:flex}.footer-links{gap:20px;display:flex}.footer-links a{color:var(--muted)}.footer-links a:hover{color:var(--text)}.not-found{text-align:center;padding:96px 0}.not-found h1{margin-bottom:.2em;font-size:72px}.not-found p{color:var(--muted);margin-bottom:2em}.muted{color:var(--muted)}.small{font-size:14px}.mt-0{margin-top:0}@media (width<=720px){.hero{padding:64px 0 52px}.hero h1{font-size:32px}.hero-sub{font-size:16px}.page-head h1{font-size:28px}.grid-3{grid-template-columns:1fr}.tool-card{flex-direction:column;align-items:flex-start}.manual-form{grid-template-columns:1fr 1fr}.manual-form .btn{grid-column:1/-1}.safezone-grid{grid-template-columns:1fr;gap:28px}.phone{max-width:260px}.spec-row{grid-template-columns:1fr;gap:2px}.section{padding:48px 0}.check-card{padding:16px}}