:root{color-scheme:light;font-family:Plus Jakarta Sans,system-ui,sans-serif;--primary: #2563eb;--primary-dark: #1d4ed8;--primary-light: #dbeafe;--cta: #f97316;--cta-dark: #ea580c;--bg: #f8fafc;--surface: #ffffff;--ink: #1e293b;--muted: #64748b;--border: #e2e8f0;--border-hover: #cbd5e1;--green: #16a34a;--green-bg: #f0fdf4;--green-border: #bbf7d0;--amber: #d97706;--amber-bg: #fffbeb;--amber-border: #fde68a;--red: #dc2626;--red-bg: #fef2f2;--red-border: #fecaca;--shadow-sm: 0 1px 2px rgba(0,0,0,.05);--shadow: 0 4px 24px rgba(0,0,0,.08);--shadow-lg: 0 12px 48px rgba(0,0,0,.1);--radius: 16px;--radius-sm: 10px;--radius-pill: 999px;--transition: .2s ease}*,*:before,*:after{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);-webkit-font-smoothing:antialiased}.page{min-height:100vh;display:flex;flex-direction:column;position:relative;overflow:hidden}.page:before{content:"";position:absolute;top:-120px;right:-80px;width:480px;height:480px;background:radial-gradient(circle,rgba(37,99,235,.08),transparent 70%);pointer-events:none}.shell{position:relative;z-index:1;max-width:1120px;margin:0 auto;display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start;padding:64px 48px 96px}.hero{display:flex;flex-direction:column;gap:24px;padding-top:16px}.pill{display:inline-flex;align-items:center;gap:6px;background:var(--primary);color:#fff;padding:5px 14px;border-radius:var(--radius-pill);font-size:12px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;width:fit-content}.pill svg{width:14px;height:14px;flex-shrink:0}.hero h1{font-size:clamp(2.2rem,3vw + .5rem,3.2rem);font-weight:700;line-height:1.15;margin:0;letter-spacing:-.02em}.hero h1 span{display:block;background:linear-gradient(135deg,var(--primary),#60a5fa);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.hero>p{font-size:1.05rem;line-height:1.7;color:var(--muted);margin:0;max-width:480px}.hero-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.hero-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);padding:14px 16px;transition:border-color var(--transition),box-shadow var(--transition)}.hero-card:hover{border-color:var(--border-hover);box-shadow:var(--shadow-sm)}.hero-card .label{display:flex;align-items:center;gap:6px}.hero-card .label svg{width:14px;height:14px;color:var(--primary);flex-shrink:0}.hero-card strong{display:block;font-size:1rem;font-weight:600;margin-top:6px}.label{font-size:11px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}.panel{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:20px;animation:rise .5s ease both}.panel-header{display:flex;justify-content:space-between;align-items:center}.panel-header h2{margin:0;font-size:1.3rem;font-weight:700}.state{display:flex;flex-direction:column;gap:16px;animation:fadeIn .35s ease both}.state.error{background:var(--red-bg);border:1px solid var(--red-border);border-radius:var(--radius-sm);padding:20px}.state.error h3{margin:0;font-size:1.05rem;color:var(--red)}.state.error p{margin:0;color:var(--ink);line-height:1.6}.address-block{display:flex;gap:12px;align-items:center;justify-content:space-between;background:var(--ink);color:#fff;padding:16px 20px;border-radius:var(--radius-sm);min-width:0;overflow:hidden}.address-block .label{color:#94a3b8}.address{margin:4px 0 0;font-size:clamp(.75rem,2.5vw,.95rem);font-weight:500;word-break:break-all;overflow-wrap:anywhere;min-width:0;font-family:SFMono-Regular,Consolas,Liberation Mono,Menlo,monospace}.waiting{display:flex;gap:16px;align-items:center;background:var(--primary-light);border:1px solid #bfdbfe;border-radius:var(--radius-sm);padding:16px 20px}.waiting h3{margin:0;font-size:1rem;font-weight:600;color:var(--primary-dark)}.waiting p{margin:4px 0 0;font-size:.9rem;color:var(--muted)}.radar{width:48px;height:48px;position:relative;flex-shrink:0}.radar span{position:absolute;inset:0;border-radius:50%;border:2px solid var(--primary);opacity:0;animation:radar 2.4s infinite}.radar span:nth-child(2){animation-delay:.8s}.radar span:nth-child(3){animation-delay:1.6s}.result{display:flex;flex-direction:column;gap:16px}.score{border-radius:var(--radius-sm);padding:20px 24px;display:flex;justify-content:space-between;align-items:center;border:1px solid var(--border);background:#f8fafc}.score-label{font-size:.85rem;font-weight:600;text-transform:uppercase;letter-spacing:.04em}.score strong{font-size:2.4rem;font-weight:700;line-height:1}.score-a{background:var(--green-bg);border-color:var(--green-border);color:var(--green)}.score-b{background:var(--amber-bg);border-color:var(--amber-border);color:var(--amber)}.score-c{background:var(--red-bg);border-color:var(--red-border);color:var(--red)}.score-d{background:#1e293b;border-color:#334155;color:#fca5a5}.checks{display:grid;gap:10px}.check{border-radius:var(--radius-sm);padding:14px 16px;border:1px solid var(--border);background:var(--surface);transition:border-color var(--transition)}.check.pass{border-left:3px solid var(--green)}.check.warn{border-left:3px solid var(--amber)}.check.fail{border-left:3px solid var(--red)}.check-title{display:flex;align-items:center;gap:10px}.check-icon{width:20px;height:20px;flex-shrink:0}.check-icon.pass{color:var(--green)}.check-icon.warn{color:var(--amber)}.check-icon.fail{color:var(--red)}.check-icon.unknown{color:var(--muted)}.check-title h5{margin:0;font-size:1rem;font-weight:600}.badge{margin-left:auto;font-size:11px;font-weight:600;padding:3px 10px;border-radius:var(--radius-pill)}.badge.pass{background:var(--green-bg);color:var(--green)}.badge.warn{background:var(--amber-bg);color:var(--amber)}.badge.fail{background:var(--red-bg);color:var(--red)}.badge.unknown{background:#f1f5f9;color:var(--muted)}.check p{margin:6px 0 0;font-size:.9rem;color:var(--muted);line-height:1.5}.cta{background:linear-gradient(135deg,#1e3a8a,var(--primary));color:#fff;border-radius:var(--radius-sm);padding:24px;display:flex;flex-direction:column;gap:10px}.cta h4{margin:0;font-size:1.05rem;font-weight:600}.cta p{margin:0;font-size:.9rem;opacity:.85;line-height:1.6}.cta a.primary{background:#fff;color:var(--primary-dark);margin-top:4px}.cta a.primary:hover{background:#f0f0f0}button,.primary,.ghost{font-family:inherit;border:none;cursor:pointer;font-weight:600;font-size:.9rem;transition:background var(--transition),transform var(--transition),box-shadow var(--transition)}button:focus-visible,a:focus-visible{outline:2px solid var(--primary);outline-offset:2px}.primary{background:var(--cta);color:#fff;padding:11px 22px;border-radius:var(--radius-pill);text-decoration:none;display:inline-flex;align-items:center;justify-content:center;gap:6px}.primary:hover{background:var(--cta-dark);box-shadow:0 4px 12px #f9731640}.primary:active{transform:scale(.97)}.primary:disabled{opacity:.5;cursor:not-allowed;box-shadow:none}.primary:disabled:hover{background:var(--cta);transform:none}.ghost{background:transparent;color:var(--muted);padding:8px 14px;border-radius:var(--radius-pill)}.ghost:hover{background:#f1f5f9;color:var(--ink)}.spinner{width:40px;height:40px;border-radius:50%;border:3px solid var(--border);border-top-color:var(--primary);animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}@keyframes radar{0%{transform:scale(.2);opacity:.7}70%{opacity:.1}to{transform:scale(1.2);opacity:0}}@keyframes fadeIn{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}@keyframes rise{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;transition-duration:.01ms!important}}.footer{border-top:1px solid var(--border);background:var(--surface);padding:40px 24px 32px;margin-top:auto}.footer-inner{max-width:960px;margin:0 auto;display:grid;gap:32px}.footer-brand strong{font-size:1rem;color:var(--ink)}.footer-brand p{margin:4px 0 0;font-size:.85rem;color:var(--muted)}.footer-links{display:flex;gap:48px}.footer-col h4{font-size:.8rem;font-weight:600;color:var(--muted);text-transform:uppercase;letter-spacing:.05em;margin:0 0 12px}.footer-col ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px}.footer-col a{font-size:.875rem;color:var(--ink);text-decoration:none;transition:color .2s}.footer-col a:hover{color:var(--primary)}.footer-col a:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:2px}.footer-bottom{border-top:1px solid var(--border);padding-top:20px}.footer-bottom p{margin:0;font-size:.8rem;color:var(--muted)}@media(max-width:960px){.shell{grid-template-columns:1fr;padding:32px 20px 72px;gap:32px}.panel{order:-1}.hero-grid{grid-template-columns:1fr 1fr 1fr}.address-block{flex-direction:column;align-items:stretch}.address-block .primary{text-align:center}}@media(max-width:520px){.hero-grid{grid-template-columns:1fr}.shell{padding:24px 16px 64px}.panel{padding:20px}.footer-links{flex-direction:column;gap:24px}}