*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    --brand-dark:   #0d1f2d;
    --brand-mid:    #1a3a52;
    --brand-teal:   #007cba;
    --brand-teal-light: #0099e0;
    --brand-accent: #00b4d8;
    --text-primary: #ffffff;
    --text-muted:   rgba(255,255,255,0.60);
    --text-subtle:  rgba(255,255,255,0.35);
    --border-subtle: rgba(255,255,255,0.10);
}

html, body {
    height: 100%;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--brand-dark);
    color: var(--text-primary);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* ── Top bar ── */
header {
    padding: 20px 32px;
    border-bottom: 1px solid var(--border-subtle);
}

header a {
    display: inline-block;
    line-height: 0;
}

header img {
    height: 42px;
    width: auto;
    filter: brightness(0) invert(1);
    opacity: 0.9;
}

/* ── Main stage ── */
main {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 48px 24px;
}

.card {
    width: 100%;
    max-width: 560px;
    background: var(--brand-mid);
    border: 1px solid var(--border-subtle);
    border-radius: 16px;
    padding: 48px 40px;
    text-align: center;
}

/* pill badge */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: rgba(0,124,186,0.18);
    border: 1px solid rgba(0,124,186,0.35);
    color: var(--brand-accent);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 5px 12px;
    border-radius: 999px;
    margin-bottom: 28px;
}

.badge svg {
    width: 10px;
    height: 10px;
    fill: var(--brand-accent);
    flex-shrink: 0;
}

/* domain name */
.domain-name {
    font-size: clamp(26px, 5vw, 40px);
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--text-primary);
    line-height: 1.15;
    word-break: break-all;
    margin-bottom: 16px;
}

/* description */
.description {
    font-size: 15px;
    line-height: 1.65;
    color: var(--text-muted);
    margin-bottom: 36px;
}

/* divider */
.divider {
    border: none;
    border-top: 1px solid var(--border-subtle);
    margin-bottom: 28px;
}

/* CTA link */
.cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--brand-teal);
    color: #ffffff;
    text-decoration: none;
    font-size: 14px;
    font-weight: 600;
    padding: 11px 22px;
    border-radius: 8px;
    transition: background 0.18s;
}

.cta:hover {
    background: var(--brand-teal-light);
}

.cta svg {
    width: 14px;
    height: 14px;
    fill: none;
    stroke: currentColor;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
}

/* ── Footer ── */
footer {
    padding: 18px 32px;
    border-top: 1px solid var(--border-subtle);
    text-align: center;
}

footer p {
    font-size: 12px;
    color: var(--text-subtle);
}

footer a {
    color: var(--text-subtle);
    text-decoration: none;
    transition: color 0.15s;
}

footer a:hover {
    color: var(--text-muted);
}

/* ── Responsive ── */
@media (max-width: 480px) {
    header { padding: 16px 20px; }
    .card { padding: 36px 24px; }
    footer { padding: 16px 20px; flex-direction: column; align-items: flex-start; }
}