:root {
    --bg-color: #050505;
    --surface-color: #0f0f0f;
    --surface-border: rgba(255, 255, 255, 0.1);
    --accent-primary: #fbbf24;
    --accent-gold: #f59e0b;
    --text-primary: #ffffff;
    --text-secondary: #a1a1aa;
    --accent-gradient: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
    --glass-bg: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(255, 255, 255, 0.08);
    --radius-md: 16px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
}

.glass {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
}

.container { max-width: 1200px; margin: 0 auto; padding: 3rem 1.5rem; }

.back-link {
    color: var(--accent-primary);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 2rem;
    font-size: 0.9rem;
    font-weight: 500;
}

.header { text-align: center; margin-bottom: 3rem; }
.header h1 { font-family: 'Playfair Display', serif; font-size: 3rem; margin-bottom: 0.5rem; }
.gradient-text { background: var(--accent-gradient); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }

.booking-details { padding: 2rem; border-radius: var(--radius-md); margin-bottom: 2rem; }
.form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 1.5rem; }
.input-group { display: flex; flex-direction: column; gap: 0.5rem; }
.input-group label { font-size: 0.8rem; color: var(--accent-primary); font-weight: 600; text-transform: uppercase; }
input { background: rgba(255,255,255,0.05); border: 1px solid var(--surface-border); padding: 0.8rem; border-radius: 8px; color: white; }

.selection-layout { display: block; }

.tabs { display: flex; gap: 0.5rem; padding: 0.5rem; border-radius: 12px; margin-bottom: 2rem; }
.tab-btn {
    flex: 1;
    padding: 0.8rem;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    font-weight: 600;
    cursor: pointer;
    border-radius: 8px;
    transition: var(--transition);
}
.tab-btn.active { background: var(--accent-gradient); color: black; }

.menu-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 1.5rem; }
.category-card { padding: 1.5rem; border-radius: var(--radius-md); }
.category-card h3 { font-family: 'Playfair Display', serif; color: var(--accent-primary); margin-bottom: 1.2rem; border-bottom: 1px solid var(--surface-border); padding-bottom: 0.5rem; }

.item-list { display: flex; flex-direction: column; gap: 0.8rem; }
.item-checkbox { display: flex; align-items: center; gap: 0.8rem; cursor: pointer; padding: 0.4rem; border-radius: 6px; transition: var(--transition); }
.item-checkbox:hover { background: rgba(255,255,255,0.05); }
.item-checkbox input { width: 18px; height: 18px; accent-color: var(--accent-primary); }

.selection-preview { position: fixed; top: 0; right: -100%; width: 100%; max-width: 400px; height: 100vh; z-index: 2000; background: #0a0a0a; border-left: 1px solid var(--surface-border); transition: right 0.3s cubic-bezier(0.4, 0, 0.2, 1); border-radius: 0; padding: 1.5rem; display: flex; flex-direction: column; }
.selection-preview.open { right: 0; }
.floating-cart { position: fixed; bottom: 2rem; right: 2rem; background: var(--accent-gradient); color: #000; border: none; border-radius: 50%; width: 60px; height: 60px; display: flex; align-items: center; justify-content: center; cursor: pointer; box-shadow: 0 4px 20px rgba(251, 191, 36, 0.4); z-index: 1000; transition: var(--transition); }
.floating-cart:hover { transform: scale(1.1); }
.cart-badge { position: absolute; top: -5px; right: -5px; background: #e11d48; color: white; font-size: 0.8rem; font-weight: bold; width: 24px; height: 24px; border-radius: 50%; display: flex; align-items: center; justify-content: center; border: 2px solid var(--bg-color); transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275); }
.cart-badge.pop { transform: scale(1.2); }
.cart-overlay { position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0, 0, 0, 0.6); backdrop-filter: blur(4px); z-index: 1500; opacity: 0; visibility: hidden; transition: var(--transition); }
.cart-overlay.open { opacity: 1; visibility: visible; }
.header-actions { display: flex; align-items: center; gap: 1rem; }
.close-cart { background: rgba(255, 255, 255, 0.1); border: none; color: var(--text-primary); width: 32px; height: 32px; border-radius: 50%; display: flex; align-items: center; justify-content: center; cursor: pointer; transition: var(--transition); }
.close-cart:hover { background: #ef4444; color: white; }
.preview-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 1.5rem; }
.clear-btn { background: transparent; border: 1px solid var(--surface-border); color: var(--text-secondary); padding: 0.4rem 0.8rem; border-radius: 6px; cursor: pointer; font-size: 0.8rem; }
.clear-btn:hover { color: #ef4444; border-color: #ef4444; }

.selected-list { flex: 1; overflow-y: auto; display: flex; flex-direction: column; gap: 0.5rem; margin-bottom: 1.5rem; }
.selected-item { background: rgba(255,255,255,0.05); padding: 0.6rem 1rem; border-radius: 8px; display: flex; justify-content: space-between; align-items: center; font-size: 0.9rem; }
.remove-item { color: #ef4444; background: transparent; border: none; cursor: pointer; padding: 0.2rem; display: flex; align-items: center; }

.preview-footer { border-top: 1px solid var(--surface-border); padding-top: 1.5rem; }
.total-count { margin-bottom: 1rem; font-weight: 600; text-align: center; }
.btn-whatsapp { width: 100%; background: #25D366; color: white; border: none; padding: 1rem; border-radius: 12px; font-weight: 700; cursor: pointer; display: flex; align-items: center; gap: 0.5rem; justify-content: center; transition: var(--transition); }
.btn-whatsapp:disabled { opacity: 0.5; cursor: not-allowed; }

.empty-msg { text-align: center; color: var(--text-secondary); margin-top: 3rem; font-style: italic; }