:root {
    --bg-dark: #0a0809;
    --bg-card: rgba(20, 15, 17, 0.75);
    --primary-wine: #58111a;
    --accent-gold: #d4af37;
    --text-main: #f5f2f3;
    --text-muted: #a39b9d;
    --border-color: rgba(212, 175, 55, 0.2);
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-main);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow-x: hidden;
    position: relative;
}

/* Atmospheric background overlay */
.background-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 30%, rgba(88, 17, 26, 0.35) 0%, transparent 40%),
        radial-gradient(circle at 80% 70%, rgba(35, 10, 14, 0.5) 0%, transparent 50%),
        url('data:image/svg+xml;utf8,<svg viewBox="0 0 200 200" xmlns="http://www.w3.org/2000/svg"><filter id="noiseFilter"><feTurbulence type="fractalNoise" baseFrequency="0.8" numOctaves="3" stitchTiles="stitch"/></filter><rect width="100%25" height="100%25" filter="url(%23noiseFilter)" opacity="0.03"/></svg>');
    z-index: 1;
}

.container {
    position: relative;
    z-index: 2;
    width: 100%;
    max-width: 640px;
    padding: 40px 24px;
    text-align: center;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    backdrop-filter: blur(12px);
    border-radius: 16px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.6);
    margin: 20px;
}

/* Age verification badge */
.age-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: rgba(88, 17, 26, 0.4);
    border: 1px solid rgba(212, 175, 55, 0.3);
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.75rem;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--accent-gold);
    margin-bottom: 28px;
}

.age-badge span:first-child {
    font-weight: 600;
}

/* Typography & Header */
.logo {
    font-family: 'Playfair Display', serif;
    font-size: 3.5rem;
    font-weight: 600;
    letter-spacing: -1px;
    color: var(--text-main);
    margin-bottom: 8px;
}

.logo span {
    color: var(--accent-gold);
}

.tagline {
    font-family: 'Playfair Display', serif;
    font-style: italic;
    font-size: 1.25rem;
    color: var(--accent-gold);
    margin-bottom: 24px;
}

.description {
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text-muted);
    max-width: 480px;
    margin: 0 auto 36px auto;
}

/* Form Styles */
.notify-form {
    max-width: 460px;
    margin: 0 auto;
}

.input-group {
    display: flex;
    gap: 10px;
    background: rgba(0, 0, 0, 0.3);
    padding: 6px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    transition: border-color 0.3s ease;
}

.input-group:focus-within {
    border-color: var(--accent-gold);
}

input[type="email"] {
    flex: 1;
    background: transparent;
    border: none;
    padding: 12px 16px;
    color: var(--text-main);
    font-size: 0.95rem;
    outline: none;
}

input[type="email"]::placeholder {
    color: var(--text-muted);
}

.btn-submit {
    background: var(--accent-gold);
    color: var(--bg-dark);
    border: none;
    padding: 12px 24px;
    font-weight: 500;
    font-size: 0.95rem;
    border-radius: 6px;
    cursor: pointer;
    transition: background 0.2s ease, transform 0.1s ease;
}

.btn-submit:hover {
    background: #e2c046;
}

.btn-submit:active {
    transform: scale(0.98);
}

.success-message {
    margin-top: 16px;
    color: var(--accent-gold);
    font-size: 0.9rem;
}

.hidden {
    display: none;
}

/* Footer */
.footer {
    margin-top: 48px;
    font-size: 0.75rem;
    color: var(--text-muted);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding-top: 20px;
}

/* Responsive Design */
@media (max-width: 480px) {
    .container {
        padding: 30px 16px;
    }
    
    .logo {
        font-size: 2.75rem;
    }

    .input-group {
        flex-direction: column;
        background: transparent;
        border: none;
        padding: 0;
        gap: 12px;
    }

    input[type="email"] {
        background: rgba(0, 0, 0, 0.3);
        border: 1px solid rgba(255, 255, 255, 0.1);
        border-radius: 8px;
        width: 100%;
    }

    .btn-submit {
        width: 100%;
    }
}