:root {
    --bg: #070a0f;
    --panel: #0d121a;
    --panel-2: #111823;
    --border: #202a38;
    --text: #f4f7fb;
    --muted: #91a0b5;
    --accent: #62e6a5;
    --accent-2: #38bdf8;
    --danger: #ff667a;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    line-height: 1.6;
}

a {
    color: inherit;
    text-decoration: none;
}

.container {
    width: min(1120px, calc(100% - 40px));
    margin: 0 auto;
}

.site-header {
    border-bottom: 1px solid var(--border);
    background: rgba(7, 10, 15, .94);
}

.nav {
    min-height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
}

.brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    letter-spacing: -.02em;
}

.brand strong {
    color: var(--accent);
}

.brand-shield {
    width: 34px;
    height: 34px;
    display: grid;
    place-items: center;
    border: 1px solid var(--accent);
    border-radius: 9px;
    color: var(--accent);
}

.nav nav,
.nav > nav {
    display: flex;
    gap: 26px;
    color: var(--muted);
    font-size: 14px;
}

.nav nav a:hover {
    color: var(--text);
}

.hero {
    padding: 110px 0 90px;
    text-align: center;
    background:
        radial-gradient(circle at 50% 0%, rgba(56, 189, 248, .10), transparent 35%),
        radial-gradient(circle at 50% 50%, rgba(98, 230, 165, .06), transparent 45%);
}

.hero-content {
    max-width: 900px;
}

.eyebrow {
    color: var(--accent);
    font-size: 12px;
    font-weight: 800;
    letter-spacing: .14em;
    margin-bottom: 18px;
}

.status-dot {
    display: inline-block;
    width: 7px;
    height: 7px;
    margin-right: 7px;
    border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 12px rgba(98, 230, 165, .8);
}

h1 {
    margin: 0;
    font-size: clamp(44px, 7vw, 78px);
    line-height: 1.02;
    letter-spacing: -.055em;
}

h1 span {
    color: var(--accent);
}

.hero-text {
    max-width: 720px;
    margin: 28px auto;
    color: var(--muted);
    font-size: 18px;
}

.hero-actions {
    display: flex;
    justify-content: center;
    gap: 14px;
    flex-wrap: wrap;
    margin-top: 34px;
}

.btn {
    padding: 13px 20px;
    border-radius: 8px;
    font-size: 13px;
    font-weight: 800;
    letter-spacing: .04em;
}

.btn-primary {
    background: var(--accent);
    color: #06100b;
}

.btn-secondary {
    border: 1px solid var(--border);
    background: var(--panel);
}

.trust-row {
    margin-top: 32px;
    display: flex;
    justify-content: center;
    gap: 25px;
    flex-wrap: wrap;
    color: var(--muted);
    font-size: 12px;
}

.scanner-section,
.tests-section,
.process-section {
    padding: 90px 0;
}

.scanner-section {
    border-top: 1px solid var(--border);
}

.section-heading {
    max-width: 700px;
    margin-bottom: 35px;
}

.section-heading h2 {
    margin: 0 0 12px;
    font-size: clamp(30px, 5vw, 48px);
    letter-spacing: -.04em;
}

.section-heading p {
    margin: 0;
    color: var(--muted);
}

.scanner-card {
    max-width: 820px;
    margin: 0 auto;
    padding: 30px;
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 14px;
    box-shadow: 0 20px 70px rgba(0, 0, 0, .25);
}

.form-group {
    margin-bottom: 22px;
}

label {
    display: block;
    margin-bottom: 8px;
    font-size: 13px;
    font-weight: 700;
}

.optional {
    color: var(--muted);
    font-weight: 400;
    margin-left: 5px;
}

input,
textarea {
    width: 100%;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: #080c12;
    color: var(--text);
    padding: 13px 14px;
    font: inherit;
    outline: none;
}

input:focus,
textarea:focus {
    border-color: var(--accent-2);
}

textarea {
    resize: vertical;
    min-height: 130px;
}

small {
    display: block;
    margin-top: 7px;
    color: var(--muted);
    font-size: 11px;
}

.scan-button {
    width: 100%;
    border: 0;
    border-radius: 8px;
    padding: 16px 20px;
    background: var(--accent);
    color: #06100b;
    font-weight: 900;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.scan-button:hover,
.btn-primary:hover {
    filter: brightness(1.08);
}

.arrow {
    font-size: 20px;
}

.tests-section {
    background: #090d14;
    border-top: 1px solid var(--border);
}

.test-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 14px;
}

.test-card,
.process-card {
    padding: 24px;
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 12px;
}

.test-number {
    color: var(--accent);
    font-size: 12px;
    font-weight: 800;
    margin-bottom: 28px;
}

.test-card h3,
.process-card h3 {
    margin: 0 0 8px;
    font-size: 18px;
}

.test-card p,
.process-card p {
    margin: 0;
    color: var(--muted);
    font-size: 13px;
}

.process-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.process-card > span {
    color: var(--accent);
    font-size: 13px;
    font-weight: 800;
}

.site-footer {
    border-top: 1px solid var(--border);
    padding: 35px 0;
}

.footer-inner {
    display: flex;
    justify-content: space-between;
    gap: 30px;
}

.footer-inner p {
    margin: 5px 0 0;
    color: var(--muted);
    font-size: 12px;
}

.footer-links {
    display: flex;
    gap: 20px;
    color: var(--muted);
    font-size: 13px;
}

@media (max-width: 850px) {
    .test-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .nav nav {
        display: none;
    }
}

@media (max-width: 600px) {
    .container {
        width: min(100% - 28px, 1120px);
    }

    .hero {
        padding: 75px 0 65px;
    }

    .scanner-section,
    .tests-section,
    .process-section {
        padding: 65px 0;
    }

    .scanner-card {
        padding: 20px;
    }

    .test-grid,
    .process-grid {
        grid-template-columns: 1fr;
    }

    .footer-inner {
        flex-direction: column;
    }
}