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

body {
    background-color: #0D0D0D;
    font-family: 'Inter', sans-serif;
    color: #FFFFFF;
    line-height: 1.5;
    scroll-behavior: smooth;
    overflow-x: hidden;
}

h1, h2, h3, h4, .logo, .nav-links a, .btn, .section-title {
    font-family: 'Space Grotesk', sans-serif;
}

:root {
    --bg: #0D0D0D;
    --coffee: #8B5E3C;
    --coffee-light: #b07d5a;
    --neon: #00FF88;
    --neon-glow: rgba(0, 255, 136, 0.3);
    --card-bg: #1a1a1a;
    --border-dim: #2a2a2a;
    --text-dim: #b0b0b0;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.neon-text { color: var(--neon); text-shadow: 0 0 10px var(--neon-glow); }

.btn {
    display: inline-block;
    padding: 12px 28px;
    border-radius: 40px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.2s ease;
    cursor: pointer;
    border: none;
    font-size: 1rem;
    letter-spacing: 0.3px;
}

.btn-primary {
    background: var(--neon);
    color: #0D0D0D;
    box-shadow: 0 0 15px rgba(0, 255, 136, 0.4);
}
.btn-primary:hover {
    background: #00e07a;
    box-shadow: 0 0 25px rgba(0, 255, 136, 0.8);
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    border: 1.5px solid var(--neon);
    color: var(--neon);
}
.btn-outline:hover {
    background: rgba(0, 255, 136, 0.1);
    transform: translateY(-2px);
}

.btn-block { width: 100%; text-align: center; }

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}

.section-sub {
    color: var(--text-dim);
    max-width: 600px;
    margin-bottom: 3rem;
    font-size: 1.1rem;
}

/* ===== HEADER ===== */
header {
    padding: 16px 0;
    border-bottom: 1px solid var(--border-dim);
    position: sticky;
    top: 0;
    background: rgba(13, 13, 13, 0.9);
    backdrop-filter: blur(12px);
    z-index: 100;
}
.nav-bar { display: flex; justify-content: space-between; align-items: center; }
.logo { font-size: 1.6rem; font-weight: 700; letter-spacing: -0.5px; }
.logo span { color: var(--neon); }
.nav-links { display: flex; gap: 28px; align-items: center; }
.nav-links a {
    color: #fff; text-decoration: none; font-weight: 500; font-size: 0.95rem;
    transition: color 0.2s;
}
.nav-links a:hover { color: var(--neon); }
.nav-icons { display: flex; gap: 16px; align-items: center; }
.nav-icons i {
    font-size: 1.3rem; color: #fff; cursor: pointer; transition: color 0.2s;
}
.nav-icons i:hover { color: var(--neon); }
.hamburger { display: none; font-size: 1.8rem; cursor: pointer; }
.cart-badge {
    position: absolute; top: -8px; right: -8px;
    background: var(--neon); color: #0D0D0D;
    font-size: 0.7rem; font-weight: 700;
    border-radius: 50%; width: 18px; height: 18px;
    display: flex; align-items: center; justify-content: center;
    font-family: 'Space Grotesk', sans-serif;
}

/* Mobile Menu Drawer */
.mobile-menu {
    display: none;
    position: fixed;
    top: 0;
    right: -280px;
    width: 260px;
    height: 100vh;
    background: #141414;
    border-left: 1px solid var(--border-dim);
    z-index: 1002;
    padding: 80px 24px 24px;
    transition: right 0.3s ease;
    flex-direction: column;
    gap: 8px;
}
.mobile-menu.open { right: 0; }
.mobile-menu a {
    color: #fff;
    text-decoration: none;
    padding: 14px 0;
    border-bottom: 1px solid #232323;
    font-weight: 500;
    transition: color 0.2s;
}
.mobile-menu a:hover { color: var(--neon); }
.mobile-menu-close {
    position: absolute;
    top: 20px;
    right: 20px;
    font-size: 1.8rem;
    color: #fff;
    background: none;
    border: none;
    cursor: pointer;
}
.mobile-menu-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.6);
    z-index: 1001;
}
.mobile-menu-overlay.active { display: block; }

/* ===== HERO ===== */
.hero { padding: 60px 0 80px; position: relative; overflow: hidden; }
.hero-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; }
.hero-content h1 {
    font-size: 4.5rem; font-weight: 700; line-height: 1.1;
    letter-spacing: -0.03em; margin-bottom: 16px;
}
.hero-content h1 .neon { color: var(--neon); text-shadow: 0 0 20px rgba(0, 255, 136, 0.5); }
.hero-tagline { font-size: 1.5rem; font-weight: 500; margin-bottom: 16px; }
.hero-desc { color: var(--text-dim); font-size: 1.1rem; max-width: 500px; margin-bottom: 32px; }
.hero-buttons { display: flex; gap: 20px; flex-wrap: wrap; margin-bottom: 40px; }
.hero-stats { display: flex; gap: 40px; flex-wrap: wrap; }
.stat-item { display: flex; flex-direction: column; }
.stat-number {
    font-size: 1.8rem; font-weight: 700; color: var(--neon);
    font-family: 'Space Grotesk', sans-serif;
}
.stat-label { color: var(--text-dim); font-size: 0.9rem; }
.hero-visual { position: relative; }
.hero-image {
    width: 100%; border-radius: 32px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.6), 0 0 0 1px rgba(0, 255, 136, 0.15);
    aspect-ratio: 1/0.9;
    background-image: url('https://images.openai.com/static-rsc-4/jyGHEPs4p9XGwDIAdu-UuRLAdCDPHdWKXm-JbD56npcf3KNPLl0kRWmuS_oQoNMS4tdFmddvnm0zyFgFZQKUfpWlA4JF_G8cLibTzeIP-_j3lezk-MruCfZtpcyD5n20RR6EcRY0ZKSK3O2HN5I8Jl7zSVq1DV8WHgdpm5I3-qfU5ffRdJbuanqW2nauo6UD?purpose=fullsize');
    background-size: cover; background-position: center;
}
.floating-code {
    position: absolute; bottom: -15px; left: -15px;
    background: #0D0D0D; padding: 12px 20px; border-radius: 40px;
    border: 1px solid var(--neon); color: var(--neon);
    font-family: 'Space Grotesk', monospace; font-size: 0.85rem;
    box-shadow: 0 8px 20px rgba(0,0,0,0.7); white-space: nowrap;
    animation: float 3s infinite alternate;
    max-width: calc(100% + 30px);
    overflow: hidden;
    text-overflow: ellipsis;
}
@keyframes float {
    0% { transform: translateY(0); }
    100% { transform: translateY(-8px); }
}

/* ===== ABOUT ===== */
.about { padding: 60px 0; }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.about-text h2 { font-size: 2.5rem; margin-bottom: 20px; }
.about-text p { color: var(--text-dim); margin-bottom: 30px; font-size: 1.1rem; }
.features-list { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.feature-item {
    display: flex; align-items: center; gap: 12px;
    background: #141414; padding: 14px 18px; border-radius: 16px;
    border: 1px solid #232323; font-weight: 500; font-size: 0.95rem;
}
.feature-item i { color: var(--neon); font-size: 1.3rem; width: 24px; flex-shrink: 0; }
.about-visual {
    background: #141414; border-radius: 50%; width: 100%; max-width: 300px; aspect-ratio: 1;
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    border: 1px solid var(--neon); box-shadow: 0 0 40px rgba(0,255,136,0.1);
    margin: 0 auto;
}

/* ===== MENU ===== */
.menu { padding: 60px 0; background: #0a0a0a; }
.menu-grid {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 24px;
}
.menu-card {
    background: var(--card-bg); border-radius: 24px; padding: 24px;
    border: 1px solid #262626; transition: all 0.25s;
    display: flex; flex-direction: column;
}
.menu-card:hover {
    border-color: var(--neon);
    box-shadow: 0 0 25px rgba(0, 255, 136, 0.15);
    transform: translateY(-5px);
}
.menu-icon { font-size: 2rem; margin-bottom: 12px; }
.menu-card h3 { font-size: 1.35rem; margin-bottom: 8px; }
.menu-desc { color: var(--text-dim); font-size: 0.9rem; margin-bottom: 16px; flex-grow: 1; }
.menu-price {
    font-size: 1.3rem; font-weight: 700; color: var(--neon);
    font-family: 'Space Grotesk', sans-serif; margin-bottom: 16px;
}
.add-to-cart-btn {
    background: transparent; border: 1px solid var(--neon); color: var(--neon);
    padding: 10px 16px; border-radius: 40px; font-weight: 600;
    cursor: pointer; transition: all 0.2s;
    display: flex; align-items: center; justify-content: center; gap: 8px;
    font-size: 0.9rem;
}
.add-to-cart-btn:hover { background: var(--neon); color: #0D0D0D; }
.menu-category {
    font-size: 1.2rem; font-weight: 600; margin: 40px 0 20px;
    display: flex; align-items: center; gap: 10px;
}

/* ===== GALLERY ===== */
.gallery { padding: 60px 0; }
.gallery-grid {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 20px;
}
.gallery-item {
    border-radius: 24px; overflow: hidden; position: relative;
    aspect-ratio: 1/1; cursor: pointer; border: 1px solid #232323;
    transition: all 0.3s;
}
.gallery-item:hover {
    transform: scale(1.02); border-color: var(--neon);
    box-shadow: 0 0 30px rgba(0, 255, 136, 0.2);
}
.gallery-item img {
    width: 100%; height: 100%; object-fit: cover;
    display: block; transition: transform 0.5s;
}
.gallery-item:hover img { transform: scale(1.05); }
.gallery-caption {
    position: absolute; bottom: 0; left: 0; right: 0; padding: 20px;
    background: linear-gradient(transparent, rgba(0,0,0,0.9));
    color: #fff; font-weight: 500; font-size: 1rem;
    opacity: 0; transition: opacity 0.3s;
    font-family: 'Space Grotesk', sans-serif;
}
.gallery-item:hover .gallery-caption { opacity: 1; }

/* ===== TECH ===== */
.tech-exp { padding: 60px 0; }
.tech-cards {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
}
.tech-card {
    background: #121212; border-radius: 24px; padding: 28px 24px;
    border: 1px solid #232323; transition: all 0.2s;
}
.tech-card:hover { background: #181818; border-color: var(--neon); }
.tech-card i { font-size: 2rem; color: var(--neon); margin-bottom: 20px; }
.tech-card h3 { font-size: 1.4rem; margin-bottom: 16px; }
.tech-card ul { list-style: none; }
.tech-card li {
    color: var(--text-dim); margin-bottom: 10px;
    display: flex; align-items: center; gap: 8px; font-size: 0.95rem;
}
.tech-card li i { font-size: 0.85rem; color: var(--neon); margin-bottom: 0; width: 16px; }

/* ===== RESERVATION ===== */
.reservation {
    padding: 60px 0;
    background: linear-gradient(145deg, #0D0D0D 0%, #111111 100%);
}
.reservation-box {
    background: #141414; border-radius: 32px; padding: 40px;
    border: 1px solid #262626;
    display: grid; grid-template-columns: 1fr 1fr; gap: 40px;
    align-items: center;
}
.reservation-info h2 { font-size: 2rem; margin-bottom: 16px; }
.reservation-info p { color: var(--text-dim); margin-bottom: 24px; }
.reservation-features { display: flex; gap: 16px; flex-wrap: wrap; margin-top: 24px; }
.reservation-features span { display: flex; align-items: center; gap: 8px; font-size: 0.9rem; }
.reservation-form { display: flex; flex-direction: column; gap: 16px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.reservation-form input, .reservation-form select {
    background: #1e1e1e; border: 1px solid #2e2e2e; border-radius: 50px;
    padding: 14px 20px; font-family: 'Inter', sans-serif; color: #fff;
    font-size: 0.95rem; width: 100%; outline: none; transition: border 0.2s;
}
.reservation-form input:focus, .reservation-form select:focus { border-color: var(--neon); }
.reservation-form button { margin-top: 8px; padding: 14px; }

/* ===== COMMUNITY ===== */
.community { padding: 60px 0; }
.events-grid {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 24px;
}
.event-card {
    background: #131313; border-radius: 24px; padding: 28px 24px;
    text-align: center; border: 1px solid #232323; transition: all 0.2s;
}
.event-card:hover {
    background: #1a1a1a; border-color: var(--neon);
    transform: scale(1.02);
}
.event-icon { font-size: 2.5rem; margin-bottom: 20px; }
.event-card h4 { font-size: 1.3rem; margin-bottom: 10px; }
.event-card p { color: var(--text-dim); font-size: 0.9rem; }

/* ===== FOOTER ===== */
footer { padding: 48px 0 32px; border-top: 1px solid #1e1e1e; }
.footer-content {
    display: flex; justify-content: space-between; align-items: center;
    flex-wrap: wrap; gap: 30px; margin-bottom: 40px;
}
.footer-logo { font-size: 1.5rem; font-weight: 700; }
.footer-logo span { color: var(--neon); }
.footer-tagline { color: var(--text-dim); font-size: 0.9rem; }
.social-icons { display: flex; gap: 24px; }
.social-icons a {
    color: #fff; font-size: 1.5rem;
    transition: color 0.2s, transform 0.2s;
}
.social-icons a:hover { color: var(--neon); transform: translateY(-3px); }
.copyright {
    text-align: center; color: #5a5a5a; font-size: 0.85rem;
    padding-top: 30px; border-top: 1px solid #1e1e1e;
}

/* ===== MODAL ===== */
.modal {
    display: none; position: fixed; inset: 0;
    background: rgba(0,0,0,0.8); backdrop-filter: blur(8px);
    z-index: 1000;
    justify-content: center; align-items: center;
    padding: 16px;
}
.modal.active { display: flex; }
.modal-content {
    background: #141414; border-radius: 28px; padding: 32px;
    width: 100%; max-width: 440px; border: 1px solid #2a2a2a;
    position: relative; box-shadow: 0 0 40px rgba(0, 255, 136, 0.15);
    max-height: 90vh; overflow-y: auto;
}
.close-modal {
    position: absolute; top: 16px; right: 20px;
    font-size: 1.8rem; cursor: pointer; color: #fff;
    transition: color 0.2s; background: none; border: none;
}
.close-modal:hover { color: var(--neon); }
.modal-title { font-size: 1.6rem; margin-bottom: 8px; }
.modal-sub { color: var(--text-dim); margin-bottom: 24px; font-size: 0.9rem; }
.form-group { margin-bottom: 18px; }
.form-group label { display: block; margin-bottom: 8px; font-weight: 500; font-size: 0.9rem; }
.form-group input, .form-group textarea, .form-group select {
    width: 100%; padding: 12px 18px; background: #1e1e1e;
    border: 1px solid #2e2e2e; border-radius: 50px; color: #fff;
    font-family: 'Inter', sans-serif; font-size: 0.95rem;
    outline: none; transition: border 0.2s;
    resize: vertical;
}
.form-group textarea { border-radius: 18px; min-height: 80px; }
.form-group input:focus, .form-group textarea:focus, .form-group select:focus { border-color: var(--neon); }
.modal-footer-text {
    text-align: center; color: #5a5a5a; font-size: 0.8rem; margin-top: 16px;
}

/* Google Button */
.custom-google-btn {
    display: flex; align-items: center; justify-content: center; gap: 12px;
    width: 100%; padding: 14px 20px; background: #fff; color: #333;
    border: none; border-radius: 50px; font-weight: 600; font-size: 0.95rem;
    cursor: pointer; transition: all 0.2s;
    font-family: 'Inter', sans-serif;
}
.custom-google-btn:hover {
    background: #f1f1f1; transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(255,255,255,0.15);
}
.custom-google-btn:disabled { opacity: 0.6; cursor: not-allowed; transform: none; }

.divider {
    display: flex; align-items: center; gap: 12px;
    color: #5a5a5a; font-size: 0.8rem; margin: 20px 0;
}
.divider::before, .divider::after {
    content: ''; flex: 1; height: 1px; background: #2a2a2a;
}

/* ===== CART SIDEBAR ===== */
.cart-sidebar {
    position: fixed; top: 0; right: -100%; width: 100%; max-width: 400px;
    height: 100%; background: #141414;
    border-left: 1px solid #2a2a2a; z-index: 1001;
    transition: right 0.3s ease;
    display: flex; flex-direction: column;
    box-shadow: -10px 0 30px rgba(0,0,0,0.5);
}
.cart-sidebar.open { right: 0; }
.cart-header {
    display: flex; justify-content: space-between; align-items: center;
    padding: 20px; border-bottom: 1px solid #2a2a2a;
}
.cart-header h3 { font-size: 1.3rem; }
.close-cart {
    font-size: 1.8rem; cursor: pointer; color: #fff; transition: color 0.2s;
    background: none; border: none;
}
.close-cart:hover { color: var(--neon); }
.cart-items { flex: 1; overflow-y: auto; padding: 20px; }
.empty-cart-msg { color: var(--text-dim); text-align: center; margin-top: 40px; }
.cart-item {
    display: flex; justify-content: space-between; align-items: center;
    padding: 12px 0; border-bottom: 1px solid #2a2a2a; gap: 12px;
}
.cart-item-info { display: flex; flex-direction: column; flex: 1; min-width: 0; }
.cart-item-name { font-weight: 500; font-size: 0.95rem; }
.cart-item-price {
    color: var(--neon); font-size: 0.85rem;
    font-family: 'Space Grotesk', sans-serif;
}
.cart-item-actions { display: flex; align-items: center; gap: 6px; flex-shrink: 0; }
.cart-item-actions button {
    background: #1e1e1e; border: 1px solid #2e2e2e; color: #fff;
    width: 28px; height: 28px; border-radius: 50%; cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    transition: all 0.2s; font-size: 0.75rem;
}
.cart-item-actions button:hover {
    background: var(--neon); color: #0D0D0D; border-color: var(--neon);
}
.cart-item-qty { min-width: 20px; text-align: center; font-weight: 600; font-size: 0.9rem; }
.cart-footer { padding: 20px; border-top: 1px solid #2a2a2a; }
.cart-total {
    display: flex; justify-content: space-between;
    font-size: 1.15rem; font-weight: 700; margin-bottom: 16px;
    font-family: 'Space Grotesk', sans-serif;
}
.cart-total span { color: var(--neon); }
.cart-overlay {
    display: none; position: fixed; inset: 0;
    background: rgba(0,0,0,0.5); z-index: 1000;
}
.cart-overlay.active { display: block; }

/* ===== CHECKOUT MODAL ===== */
.checkout-tabs {
    display: flex; gap: 8px; margin-bottom: 24px;
    background: #1e1e1e; padding: 6px; border-radius: 50px;
}
.checkout-tab {
    flex: 1; padding: 12px 16px; text-align: center;
    border-radius: 40px; cursor: pointer;
    font-weight: 600; font-size: 0.9rem;
    transition: all 0.2s; background: transparent;
    color: var(--text-dim); border: none;
    font-family: 'Space Grotesk', sans-serif;
    display: flex; align-items: center; justify-content: center; gap: 8px;
}
.checkout-tab.active {
    background: var(--neon); color: #0D0D0D;
    box-shadow: 0 0 15px rgba(0, 255, 136, 0.4);
}
.checkout-tab:hover:not(.active) { color: #fff; }

.payment-options { display: flex; flex-direction: column; gap: 12px; margin-bottom: 20px; }
.payment-option {
    display: flex; align-items: center; gap: 14px;
    padding: 16px 20px; background: #1e1e1e;
    border: 1.5px solid #2e2e2e; border-radius: 16px;
    cursor: pointer; transition: all 0.2s;
}
.payment-option:hover { border-color: var(--neon); }
.payment-option.selected {
    border-color: var(--neon); background: rgba(0, 255, 136, 0.08);
    box-shadow: 0 0 15px rgba(0, 255, 136, 0.15);
}
.payment-option input[type="radio"] {
    appearance: none; width: 20px; height: 20px;
    border: 2px solid #2e2e2e; border-radius: 50%;
    cursor: pointer; position: relative; flex-shrink: 0;
    transition: all 0.2s;
}
.payment-option input[type="radio"]:checked {
    border-color: var(--neon);
    background: var(--neon);
    box-shadow: inset 0 0 0 3px #141414;
}
.payment-option-label {
    display: flex; align-items: center; gap: 12px; flex: 1;
    cursor: pointer;
}
.payment-option-label i {
    font-size: 1.4rem; width: 24px; text-align: center;
    color: var(--neon);
}
.payment-option-text { display: flex; flex-direction: column; }
.payment-option-title { font-weight: 600; font-size: 0.95rem; }
.payment-option-desc { color: var(--text-dim); font-size: 0.8rem; }

.checkout-summary {
    background: #1a1a1a; border-radius: 16px; padding: 16px;
    margin-bottom: 20px; border: 1px solid #2a2a2a;
}
.checkout-summary-row {
    display: flex; justify-content: space-between;
    font-size: 0.9rem; margin-bottom: 8px;
    color: var(--text-dim);
}
.checkout-summary-row.total {
    font-weight: 700; color: #fff; font-size: 1.05rem;
    margin-top: 12px; padding-top: 12px;
    border-top: 1px solid #2a2a2a;
}
.checkout-summary-row.total span:last-child { color: var(--neon); font-family: 'Space Grotesk', sans-serif; }

.checkout-success {
    text-align: center; padding: 20px 0;
}
.checkout-success-icon {
    font-size: 4rem; color: var(--neon); margin-bottom: 16px;
    animation: scaleIn 0.5s ease;
}
@keyframes scaleIn {
    from { transform: scale(0); }
    to { transform: scale(1); }
}
.checkout-success h3 { font-size: 1.5rem; margin-bottom: 8px; }
.checkout-success p { color: var(--text-dim); margin-bottom: 20px; font-size: 0.95rem; }
.checkout-receipt {
    background: #0D0D0D; border: 1px dashed #2a2a2a; border-radius: 12px;
    padding: 16px; text-align: left; margin-bottom: 20px;
    font-family: 'Space Grotesk', monospace; font-size: 0.85rem;
    color: var(--text-dim);
}
.checkout-receipt .receipt-line {
    display: flex; justify-content: space-between; margin-bottom: 6px;
}
.checkout-receipt .receipt-line.status {
    color: var(--neon); font-weight: 700; margin-top: 10px;
    padding-top: 10px; border-top: 1px dashed #2a2a2a;
}

/* ===== AI ASSISTANT ===== */
.ai-toggle-btn {
    position: fixed; bottom: 24px; right: 24px;
    width: 60px; height: 60px; border-radius: 50%;
    background: var(--neon); color: #0D0D0D;
    border: none; cursor: pointer; font-size: 1.5rem;
    display: flex; align-items: center; justify-content: center;
    box-shadow: 0 8px 24px rgba(0, 255, 136, 0.4);
    z-index: 998; transition: all 0.3s;
    animation: pulse 2s infinite;
}
.ai-toggle-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 8px 32px rgba(0, 255, 136, 0.7);
}

@keyframes pulse {
    0%, 100% { box-shadow: 0 8px 24px rgba(0, 255, 136, 0.4); }
    50% { box-shadow: 0 8px 40px rgba(0, 255, 136, 0.8); }
}

.ai-panel {
    position: fixed; bottom: 24px; right: 24px;
    width: 380px; max-width: calc(100vw - 32px);
    height: 560px; max-height: calc(100vh - 48px);
    background: #141414; border-radius: 24px;
    border: 1px solid #2a2a2a; z-index: 999;
    display: flex; flex-direction: column;
    box-shadow: 0 20px 60px rgba(0,0,0,0.7), 0 0 0 1px rgba(0, 255, 136, 0.2);
    animation: slideUp 0.3s ease;
}

@keyframes slideUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.ai-header {
    display: flex; align-items: center; justify-content: space-between;
    padding: 18px; border-bottom: 1px solid #2a2a2a;
    background: linear-gradient(135deg, #1a1a1a, #141414);
    border-radius: 24px 24px 0 0;
}
.ai-header-info { display: flex; align-items: center; gap: 12px; }
.ai-avatar {
    width: 42px; height: 42px; border-radius: 50%;
    background: linear-gradient(135deg, var(--neon), #00cc6a);
    display: flex; align-items: center; justify-content: center;
    font-size: 1.2rem; color: #0D0D0D; flex-shrink: 0;
}
.ai-header h4 { font-size: 1.05rem; margin-bottom: 2px; }
.ai-status {
    font-size: 0.75rem; color: var(--neon);
    display: flex; align-items: center; gap: 4px;
}
.ai-status::before {
    content: ''; width: 6px; height: 6px;
    background: var(--neon); border-radius: 50%;
    animation: blink 1.5s infinite;
}
@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}
.ai-close-btn {
    background: transparent; border: none; color: #fff;
    font-size: 1.5rem; cursor: pointer; transition: color 0.2s;
}
.ai-close-btn:hover { color: var(--neon); }

.ai-messages {
    flex: 1; overflow-y: auto; padding: 20px;
    display: flex; flex-direction: column; gap: 16px;
}
.ai-message {
    display: flex; gap: 10px; max-width: 92%;
    animation: fadeIn 0.3s ease;
}
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}
.ai-message.bot { align-self: flex-start; }
.ai-message.user { align-self: flex-end; flex-direction: row-reverse; }
.ai-message-avatar {
    width: 32px; height: 32px; border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 0.85rem; flex-shrink: 0;
}
.ai-message.bot .ai-message-avatar {
    background: linear-gradient(135deg, var(--neon), #00cc6a);
    color: #0D0D0D;
}
.ai-message.user .ai-message-avatar {
    background: var(--coffee); color: #fff;
}
.ai-message-bubble {
    background: #1e1e1e; padding: 12px 16px;
    border-radius: 16px; font-size: 0.88rem;
    line-height: 1.5; border: 1px solid #2a2a2a;
    word-wrap: break-word;
}
.ai-message.user .ai-message-bubble {
    background: rgba(0, 255, 136, 0.12);
    border-color: rgba(0, 255, 136, 0.3);
}
.ai-message-bubble strong { color: var(--neon); }
.ai-typing {
    display: flex; gap: 4px; padding: 12px 16px;
    background: #1e1e1e; border-radius: 16px;
    border: 1px solid #2a2a2a; width: fit-content;
}
.ai-typing span {
    width: 8px; height: 8px; border-radius: 50%;
    background: var(--neon); animation: typing 1.4s infinite;
}
.ai-typing span:nth-child(2) { animation-delay: 0.2s; }
.ai-typing span:nth-child(3) { animation-delay: 0.4s; }
@keyframes typing {
    0%, 60%, 100% { transform: translateY(0); opacity: 0.4; }
    30% { transform: translateY(-6px); opacity: 1; }
}

.ai-suggestions {
    display: flex; gap: 8px; padding: 0 16px 12px;
    flex-wrap: wrap;
}
.ai-suggestion-chip {
    background: #1e1e1e; border: 1px solid #2e2e2e;
    color: #fff; padding: 6px 12px; border-radius: 20px;
    font-size: 0.75rem; cursor: pointer; transition: all 0.2s;
    font-family: 'Inter', sans-serif;
}
.ai-suggestion-chip:hover {
    background: rgba(0, 255, 136, 0.15);
    border-color: var(--neon); color: var(--neon);
}

.ai-input-area {
    display: flex; gap: 8px; padding: 14px 16px 18px;
    border-top: 1px solid #2a2a2a;
}
.ai-input {
    flex: 1; background: #1e1e1e; border: 1px solid #2e2e2e;
    border-radius: 50px; padding: 12px 18px; color: #fff;
    font-family: 'Inter', sans-serif; font-size: 0.9rem;
    outline: none; transition: border 0.2s;
    min-width: 0;
}
.ai-input:focus { border-color: var(--neon); }
.ai-send-btn {
    width: 44px; height: 44px; border-radius: 50%;
    background: var(--neon); color: #0D0D0D; border: none;
    cursor: pointer; font-size: 1rem; transition: all 0.2s;
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
}
.ai-send-btn:hover { background: #00e07a; transform: scale(1.05); }
.ai-send-btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }

/* ===== USER AVATAR ===== */
.user-avatar {
    width: 32px; height: 32px; border-radius: 50%;
    background: var(--neon); color: #0D0D0D;
    display: flex; align-items: center; justify-content: center;
    font-weight: 700; font-size: 0.85rem;
    cursor: pointer; font-family: 'Space Grotesk', sans-serif;
    border: 2px solid var(--neon);
    transition: all 0.2s;
}
.user-avatar:hover { box-shadow: 0 0 12px var(--neon-glow); }

/* ============================================
   RESPONSIVE BREAKPOINTS
   ============================================ */

/* Tablet - Landscape (≤ 1024px) */
@media (max-width: 1024px) {
    .hero-content h1 { font-size: 3.8rem; }
    .about-grid { gap: 40px; }
    .reservation-box { padding: 36px; gap: 32px; }
}

/* Tablet - Portrait (≤ 900px) */
@media (max-width: 900px) {
    .hero-grid { grid-template-columns: 1fr; gap: 32px; }
    .hero-content h1 { font-size: 3.2rem; }
    .hero-image { aspect-ratio: 16/10; }
    .about-grid { grid-template-columns: 1fr; gap: 40px; }
    .reservation-box { grid-template-columns: 1fr; gap: 32px; }
    .nav-links { display: none; }
    .hamburger { display: block; }
    .hero-stats { gap: 28px; }
}

/* Mobile - Large (≤ 600px) */
@media (max-width: 600px) {
    .container { padding: 0 16px; }
    header { padding: 12px 0; }
    .logo { font-size: 1.3rem; }
    .nav-icons { gap: 12px; }
    .nav-icons i { font-size: 1.15rem; }
    .user-avatar { width: 28px; height: 28px; font-size: 0.75rem; }

    .hero { padding: 40px 0 60px; }
    .hero-content h1 { font-size: 2.5rem; letter-spacing: -0.02em; }
    .hero-tagline { font-size: 1.15rem; }
    .hero-desc { font-size: 1rem; }
    .hero-buttons { gap: 12px; margin-bottom: 28px; }
    .hero-buttons .btn { width: 100%; text-align: center; padding: 14px 20px; }
    .hero-stats { gap: 20px; justify-content: space-between; }
    .stat-number { font-size: 1.4rem; }
    .stat-label { font-size: 0.8rem; }
    .floating-code { font-size: 0.7rem; padding: 10px 14px; bottom: -10px; left: -8px; }

    .section-title { font-size: 1.8rem; }
    .section-sub { font-size: 0.95rem; margin-bottom: 2rem; }
    .about, .menu, .gallery, .tech-exp, .reservation, .community { padding: 40px 0; }
    .about-text h2 { font-size: 1.8rem; }
    .about-text p { font-size: 1rem; }
    .features-list { grid-template-columns: 1fr; gap: 12px; }
    .feature-item { padding: 12px 14px; font-size: 0.9rem; }
    .about-visual { max-width: 220px; }

    .menu-grid { grid-template-columns: 1fr 1fr; gap: 14px; }
    .menu-card { padding: 18px 14px; border-radius: 18px; }
    .menu-icon { font-size: 1.6rem; margin-bottom: 8px; }
    .menu-card h3 { font-size: 1.05rem; }
    .menu-desc { font-size: 0.8rem; margin-bottom: 12px; }
    .menu-price { font-size: 1.1rem; margin-bottom: 12px; }
    .add-to-cart-btn { font-size: 0.8rem; padding: 9px 12px; }
    .menu-category { font-size: 1.05rem; margin: 28px 0 16px; }

    .gallery-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
    .gallery-caption { font-size: 0.85rem; padding: 14px; }

    .tech-cards { grid-template-columns: 1fr; gap: 16px; }
    .tech-card { padding: 22px 18px; }
    .tech-card h3 { font-size: 1.2rem; }
    .tech-card i { font-size: 1.7rem; margin-bottom: 16px; }

    .reservation-box { padding: 24px 18px; border-radius: 24px; gap: 24px; }
    .reservation-info h2 { font-size: 1.6rem; }
    .form-row { grid-template-columns: 1fr; gap: 12px; }
    .reservation-form input, .reservation-form select { padding: 12px 18px; font-size: 0.9rem; }

    .events-grid { grid-template-columns: 1fr 1fr; gap: 14px; }
    .event-card { padding: 20px 14px; border-radius: 18px; }
    .event-icon { font-size: 2rem; margin-bottom: 12px; }
    .event-card h4 { font-size: 1.05rem; }
    .event-card p { font-size: 0.8rem; }

    .footer-content { flex-direction: column; align-items: flex-start; gap: 20px; }
    .footer-logo { font-size: 1.3rem; }

    .modal-content { padding: 24px 20px; border-radius: 22px; }
    .modal-title { font-size: 1.4rem; }
    .close-modal { top: 12px; right: 16px; font-size: 1.6rem; }

    .cart-sidebar { max-width: 100%; }
    .cart-header, .cart-items, .cart-footer { padding: 16px; }

    .checkout-tabs { flex-direction: column; padding: 4px; gap: 4px; }
    .checkout-tab { border-radius: 14px; padding: 12px; font-size: 0.85rem; }
    .payment-option { padding: 14px 16px; gap: 12px; }
    .payment-option-label i { font-size: 1.2rem; }
    .payment-option-title { font-size: 0.88rem; }
    .payment-option-desc { font-size: 0.75rem; }
    .checkout-summary { padding: 14px; }

    .ai-toggle-btn { bottom: 16px; right: 16px; width: 54px; height: 54px; font-size: 1.3rem; }
    .ai-panel {
        bottom: 0; right: 0;
        width: 100%; max-width: 100%;
        height: 100%; max-height: 100%;
        border-radius: 0;
        animation: slideUpMobile 0.3s ease;
    }
    @keyframes slideUpMobile {
        from { opacity: 0; transform: translateY(40px); }
        to { opacity: 1; transform: translateY(0); }
    }
    .ai-header { border-radius: 0; padding: 16px; }
    .ai-messages { padding: 16px; }
    .ai-message { max-width: 88%; }
    .ai-message-bubble { font-size: 0.85rem; padding: 10px 14px; }
    .ai-suggestions { padding: 0 16px 10px; }
    .ai-suggestion-chip { font-size: 0.7rem; padding: 5px 10px; }
    .ai-input-area { padding: 12px 16px 16px; }
}

/* Mobile - Small (≤ 400px) */
@media (max-width: 400px) {
    .hero-content h1 { font-size: 2.1rem; }
    .hero-stats { gap: 14px; }
    .stat-number { font-size: 1.2rem; }
    .stat-label { font-size: 0.72rem; }
    .menu-grid { grid-template-columns: 1fr; }
    .gallery-grid { grid-template-columns: 1fr; }
    .events-grid { grid-template-columns: 1fr; }
    .nav-icons { gap: 10px; }
    .nav-icons i { font-size: 1rem; }
}