:root {
    --bg: #08111b;
    --bg-2: #0e1b2b;
    --card: #12243a;
    --line: rgba(255, 255, 255, 0.08);
    --text: #eef5ff;
    --muted: #93a6bd;
    --accent: #7dffb3;
    --accent-2: #3dd6ff;
    --danger: #ff7d8a;
    --warning: #ffd37d;
    --shadow: 0 24px 60px rgba(0, 0, 0, 0.28);
    --radius: 22px;
    font-family: "Segoe UI", system-ui, sans-serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; background: radial-gradient(1200px 600px at 10% -10%, #16385a, var(--bg)); color: var(--text); }
a { color: inherit; text-decoration: none; }
button, input, select { font: inherit; }

.page { max-width: 1100px; margin: 0 auto; padding: 24px; }
.topbar { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.topbar { margin-bottom: 28px; }
.brand { display: flex; align-items: center; gap: 12px; }
.brand-mark {
    width: 42px; height: 42px; border-radius: 14px; display: grid; place-items: center;
    background: linear-gradient(135deg, var(--accent), var(--accent-2)); color: #062017; font-weight: 800;
}
.brand small { display: block; color: var(--muted); font-size: 12px; }
nav { display: flex; gap: 8px; }
nav a { padding: 8px 14px; border-radius: 999px; color: var(--muted); }
nav a.is-active, nav a:hover { background: rgba(255,255,255,0.08); color: var(--text); }

.hero, .panel, .result-card, .table-wrap { background: color-mix(in srgb, var(--card) 88%, white 0%); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); }
.grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 22px; }
.hero, .panel, .result-card, .table-wrap { padding: 28px; }
.kicker { color: var(--accent); font-size: 12px; letter-spacing: 0.12em; text-transform: uppercase; font-weight: 700; }
h1, h2 { margin: 8px 0 12px; line-height: 1.15; }
.lede, .muted, .hint, .site-footer { color: var(--muted); }
.price { font-size: 42px; font-weight: 800; margin: 18px 0 8px; }
.notice, .alert {
    border-radius: 16px; padding: 14px 16px; margin: 16px 0; border: 1px solid var(--line);
    background: rgba(125, 255, 179, 0.08);
}
.alert-danger { background: rgba(255, 125, 138, 0.1); color: #ffd4d8; }
.alert-warning { background: rgba(255, 211, 125, 0.1); }

.form { display: grid; gap: 14px; }
label { display: grid; gap: 6px; font-size: 14px; font-weight: 600; }
input[type="text"], input[type="tel"], select {
    width: 100%; padding: 12px 14px; border-radius: 14px; border: 1px solid var(--line);
    background: rgba(8, 17, 27, 0.55); color: var(--text);
}
.methods { display: grid; gap: 10px; }
.method {
    display: flex; gap: 12px; align-items: flex-start; padding: 14px; border-radius: 16px;
    border: 1px solid var(--line); cursor: pointer; background: rgba(8, 17, 27, 0.35);
}
.method:has(input:checked) { border-color: var(--accent); box-shadow: inset 0 0 0 1px var(--accent); }
.method small { display: block; font-weight: 400; color: var(--muted); }
.method.is-disabled { opacity: 0.55; cursor: not-allowed; }

.btn {
    appearance: none; border: 0; border-radius: 16px; padding: 14px 18px; font-weight: 800; cursor: pointer;
    background: linear-gradient(135deg, var(--accent), #4ae08e); color: #042214;
}
.btn:disabled { opacity: 0.6; cursor: wait; }
.btn-ghost { background: transparent; color: var(--text); border: 1px solid var(--line); }

.tests { display: grid; gap: 8px; margin-top: 18px; }
.tests code { color: var(--accent-2); }
.site-footer { margin-top: 28px; font-size: 13px; }
.badge { display: inline-flex; padding: 4px 10px; border-radius: 999px; font-size: 12px; font-weight: 700; }
.badge-success { background: rgba(125,255,179,0.16); color: var(--accent); }
.badge-danger { background: rgba(255,125,138,0.16); color: var(--danger); }
.badge-warning { background: rgba(255,211,125,0.16); color: var(--warning); }
.badge-muted { background: rgba(255,255,255,0.08); color: var(--muted); }

table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 12px 8px; border-bottom: 1px solid var(--line); font-size: 14px; }
.result-icon { font-size: 42px; margin-bottom: 8px; }
.spinner { width: 28px; height: 28px; border: 3px solid rgba(255,255,255,0.15); border-top-color: var(--accent); border-radius: 50%; animation: spin 0.8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.steps { margin: 16px 0 0; padding-left: 20px; color: var(--muted); }
.steps li { margin: 6px 0; }

@media (max-width: 860px) {
    .grid, .topbar { grid-template-columns: 1fr; display: grid; }
    nav { flex-wrap: wrap; }
}