/* Public demo gate — 60s countdown + email capture modal */

.demo-gate {
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.72);
    backdrop-filter: blur(6px);
    display: grid;
    place-items: center;
    z-index: 1000;
    animation: demo-gate-in 180ms ease-out;
}
.demo-gate.demo-gate-dismissing { animation: demo-gate-out 180ms ease-in both; }

@keyframes demo-gate-in {
    from { opacity: 0; }
    to { opacity: 1; }
}
@keyframes demo-gate-out {
    from { opacity: 1; }
    to { opacity: 0; }
}

.demo-gate-card {
    width: min(480px, calc(100vw - 2rem));
    background: var(--bg-card, #fff);
    color: var(--text-main, #0f172a);
    border-radius: 16px;
    box-shadow: 0 32px 80px rgba(15, 23, 42, 0.4);
    padding: 2rem;
    border: 1px solid var(--border, rgba(148, 163, 184, 0.2));
}

.demo-gate-title {
    margin: 0 0 0.5rem;
    font-size: 1.5rem;
    font-weight: 800;
    background: linear-gradient(135deg, #6366F1 0%, #8B5CF6 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.demo-gate-copy {
    margin: 0 0 1.25rem;
    color: var(--text-dim, #475569);
    line-height: 1.5;
}

.demo-gate-form {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.demo-gate-input {
    font: inherit;
    padding: 0.7rem 0.9rem;
    border-radius: 10px;
    border: 1px solid var(--border, rgba(148, 163, 184, 0.4));
    background: var(--bg-main, #fff);
    color: var(--text-main, #0f172a);
}
.demo-gate-input:focus-visible {
    outline: 2px solid #8B5CF6;
    outline-offset: 0;
    border-color: transparent;
}

.demo-gate-submit { padding: 0.7rem 1rem; font-size: 1rem; }
.demo-gate-submit:disabled { opacity: 0.6; cursor: wait; }

.demo-gate-error {
    margin: 0.25rem 0 0;
    color: #EF4444;
    font-size: 0.85rem;
    min-height: 1.2em;
}

.demo-gate-success { display: block; }
.demo-gate-success[hidden] { display: none; }

.demo-gate-actions {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin-top: 1rem;
}
.demo-gate-actions .btn-primary,
.demo-gate-actions .btn-ghost { flex: 1 1 auto; text-align: center; }