.age-gate {
    padding: max(18px, env(safe-area-inset-top)) max(18px, env(safe-area-inset-right)) max(18px, env(safe-area-inset-bottom)) max(18px, env(safe-area-inset-left));
    background: rgba(8, 10, 8, .78);
    backdrop-filter: blur(8px);
    overscroll-behavior: contain;
}

.age-card {
    position: relative;
    width: min(520px, 100%);
    max-width: none;
    padding: 0;
    overflow: hidden;
    border: 1px solid color-mix(in srgb, var(--border), var(--text) 8%);
    border-radius: 10px;
    background: var(--surface);
    box-shadow: 0 24px 70px rgba(0, 0, 0, .42);
    text-align: left;
}

.age-card::before { display: none; }

.age-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    min-height: 68px;
    padding: 14px 24px;
    border-bottom: 1px solid var(--border);
}

.age-card-brand { color: var(--text); font-size: 1rem; font-weight: 800; letter-spacing: 0; }
.age-card-brand span { color: var(--accent); }

.age-badge {
    display: grid;
    place-items: center;
    width: 42px;
    height: 42px;
    margin: 0;
    border: 1px solid color-mix(in srgb, var(--text), transparent 72%);
    border-radius: 50%;
    background: transparent;
    color: var(--text);
    font-size: .82rem;
    font-weight: 800;
    font-variant-numeric: tabular-nums;
}

.age-card-body { padding: 30px 24px 24px; }
.age-card-label { display: block; margin-bottom: 9px; color: var(--muted); font-size: .68rem; font-weight: 750; letter-spacing: .08em; text-transform: uppercase; }
.age-card h2 { margin: 0 0 14px; color: var(--text); font: 700 clamp(1.75rem, 5vw, 2.25rem)/1.15 var(--font-display, Inter, system-ui, sans-serif); letter-spacing: 0; text-wrap: balance; }
.age-card #age-gate-description { max-width: 440px; margin: 0; color: var(--muted); font-size: .94rem; line-height: 1.65; text-wrap: pretty; }

.age-card-requirement {
    display: grid;
    grid-template-columns: 34px minmax(0, 1fr);
    gap: 12px;
    align-items: center;
    margin: 22px 0 0;
    padding: 14px 16px;
    border-left: 2px solid color-mix(in srgb, var(--text), transparent 38%);
    background: color-mix(in srgb, var(--surface-2), transparent 24%);
    color: var(--muted);
    font-size: .76rem;
    line-height: 1.5;
}

.age-card-requirement > span { display: grid; place-items: center; width: 34px; height: 34px; border: 1px solid var(--border); border-radius: 50%; color: var(--text); font-size: .66rem; font-weight: 800; }
.age-card-footer { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 10px; padding: 0 24px 24px; }

.age-card-enter,
.age-card-exit { display: inline-flex; min-height: 48px; align-items: center; justify-content: center; padding: 0 18px; border-radius: 6px; font-size: .8rem; font-weight: 750; transition: background-color .16s ease, border-color .16s ease, color .16s ease; }
.age-card-enter { border: 1px solid var(--text); background: var(--text); color: var(--bg); }
.age-card-enter:hover { background: color-mix(in srgb, var(--text), transparent 10%); }
.age-card-exit { border: 1px solid var(--border); background: transparent; color: var(--muted); }
.age-card-exit:hover { border-color: color-mix(in srgb, var(--text), transparent 55%); color: var(--text); }
.age-card-enter:focus-visible, .age-card-exit:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

html[data-theme="light"] .age-gate { background: rgba(21, 27, 20, .66); }
html[data-theme="light"] .age-card { border-color: #cbd2c8; box-shadow: 0 24px 70px rgba(20, 28, 18, .24); }
html[data-theme="light"] .age-card-enter { border-color: #182117; background: #182117; color: #fff; }
html[data-theme="light"] .age-card-enter:hover { background: #2b3529; }

@media (max-width: 520px) {
    .age-gate { align-items: center; padding: 12px; }
    .age-card { max-height: calc(100dvh - 24px); border-radius: 8px; }
    .age-card-header { min-height: 60px; padding: 10px 18px; }
    .age-badge { width: 38px; height: 38px; }
    .age-card-body { padding: 24px 18px 20px; }
    .age-card h2 { font-size: 1.8rem; }
    .age-card-requirement { margin-top: 18px; padding: 12px; }
    .age-card-footer { grid-template-columns: minmax(0, 1fr); padding: 0 18px 18px; }
    .age-card-enter, .age-card-exit { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
    .age-card-enter, .age-card-exit { transition: none; }
}