:root {
    --color-bg: #1a1a1a;
    --color-bg-secondary: #252525;
    --color-bg-tertiary: #2d2d2d;
    --color-accent: #c9a227;
    --color-accent-hover: #ddb632;
    --color-text: #ffffff;
    --color-text-secondary: #b0b0b0;
    --color-text-muted: #808080;
    --color-border: #3d3d3d;
    --color-success: #4caf50;
    --color-error: #f44336;
    
    --font-heading: 'Playfair Display', Georgia, serif;
    --font-body: 'Lato', Arial, sans-serif;
    
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.5);
    
    --transition: all 0.3s ease;
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    min-height: 100vh;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

a {
    text-decoration: none;
    color: inherit;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

ul, ol {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    font-size: 16px;
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: var(--transition);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.btn-primary {
    background: var(--color-accent);
    color: var(--color-bg);
}

.btn-primary:hover {
    background: var(--color-accent-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background: var(--color-bg-tertiary);
    color: var(--color-text);
    border: 1px solid var(--color-border);
}

.btn-secondary:hover {
    background: var(--color-border);
}

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(26, 26, 26, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-icon {
    font-size: 28px;
}

.logo-img {
    height: 40px;
    width: auto;
    object-fit: contain;
}

.logo-text {
    font-family: var(--font-heading);
    font-size: 24px;
    font-weight: 700;
    color: var(--color-accent);
}

.nav {
    display: flex;
    gap: 32px;
}

.nav-link {
    font-size: 15px;
    font-weight: 500;
    color: var(--color-text-secondary);
    transition: var(--transition);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-accent);
    transition: var(--transition);
}

.nav-link:hover {
    color: var(--color-accent);
}

.nav-link:hover::after {
    width: 100%;
}

.cart-btn {
    position: relative;
    padding: 8px;
    color: var(--color-text);
    transition: var(--transition);
}

.cart-btn:hover {
    color: var(--color-accent);
}

.cart-count {
    position: absolute;
    top: 0;
    right: 0;
    background: var(--color-accent);
    color: var(--color-bg);
    font-size: 11px;
    font-weight: 700;
    min-width: 18px;
    height: 18px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: 
        linear-gradient(135deg, rgba(26, 26, 26, 0.9), rgba(26, 26, 26, 0.7)),
        url('https://images.unsplash.com/photo-1517248135467-4c7edcad34c4?w=1920&q=80') center/cover;
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at center, transparent 0%, var(--color-bg) 100%);
    z-index: 1;
}

.slider-container {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.slider-slide {
    position: absolute;
    inset: 0;
    opacity: 0;
    transition: opacity 0.5s ease;
}

.slider-slide.active {
    opacity: 1;
}

.slider-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.slider-nav {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 10;
}

.slider-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
}

.slider-dot.active {
    background: var(--color-accent);
    transform: scale(1.2);
}

.slider-dot:hover {
    background: rgba(255, 255, 255, 0.8);
}

.hero-content {
    position: relative;
    text-align: center;
    z-index: 2;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: clamp(40px, 8vw, 72px);
    font-weight: 700;
    color: var(--color-accent);
    margin-bottom: 16px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.hero-subtitle {
    font-size: clamp(18px, 3vw, 24px);
    color: var(--color-text-secondary);
    margin-bottom: 32px;
    font-weight: 300;
}

.main {
    padding-top: 70px;
}

.menu-section {
    padding: 80px 0;
    background: var(--color-bg-secondary);
}

.section-title {
    font-family: var(--font-heading);
    font-size: clamp(32px, 5vw, 48px);
    text-align: center;
    margin-bottom: 48px;
    color: var(--color-accent);
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 80px;
    height: 3px;
    background: var(--color-accent);
    margin: 16px auto 0;
}

.categories {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
    margin-bottom: 48px;
}

.category-btn {
    padding: 10px 24px;
    font-size: 14px;
    font-weight: 600;
    color: var(--color-text-secondary);
    background: var(--color-bg-tertiary);
    border: 1px solid var(--color-border);
    border-radius: 50px;
    transition: var(--transition);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.category-btn:hover {
    color: var(--color-accent);
    border-color: var(--color-accent);
}

.category-btn.active {
    background: var(--color-accent);
    color: var(--color-bg);
    border-color: var(--color-accent);
}

.menu-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 32px;
}

.menu-card {
    background: var(--color-bg-tertiary);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition);
    border: 1px solid var(--color-border);
}

.menu-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-accent);
}

.menu-card-image {
    position: relative;
    height: 200px;
    overflow: hidden;
}

.menu-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.menu-card:hover .menu-card-image img {
    transform: scale(1.1);
}

.menu-card-category {
    position: absolute;
    top: 12px;
    right: 12px;
    padding: 4px 12px;
    background: rgba(26, 26, 26, 0.9);
    color: var(--color-accent);
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    border-radius: 50px;
}

.menu-card-content {
    padding: 24px;
}

.menu-card-title {
    font-family: var(--font-heading);
    font-size: 22px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--color-text);
}

.menu-card-description {
    font-size: 14px;
    color: var(--color-text-secondary);
    margin-bottom: 16px;
    line-height: 1.5;
}

.menu-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.menu-card-price {
    font-size: 20px;
    font-weight: 700;
    color: var(--color-accent);
}

.btn-add {
    padding: 10px 20px;
    background: var(--color-accent);
    color: var(--color-bg);
    font-size: 14px;
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: var(--transition);
}

.btn-add:hover {
    background: var(--color-accent-hover);
    transform: scale(1.05);
}

.footer {
    background: var(--color-bg-tertiary);
    border-top: 1px solid var(--color-border);
    padding: 60px 0 0;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    padding-bottom: 40px;
}

.footer-section {
    text-align: center;
}

.footer-title {
    font-family: var(--font-heading);
    font-size: 20px;
    color: var(--color-accent);
    margin-bottom: 20px;
}

.footer-text {
    font-size: 15px;
    color: var(--color-text-secondary);
    margin-bottom: 8px;
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 16px;
}

.social-link {
    padding: 8px 16px;
    color: var(--color-text-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: var(--transition);
}

.social-link:hover {
    color: var(--color-accent);
    border-color: var(--color-accent);
}

.footer-bottom {
    text-align: center;
    padding: 20px;
    border-top: 1px solid var(--color-border);
    color: var(--color-text-muted);
    font-size: 14px;
}

.cart-modal, .checkout-modal {
    position: fixed;
    inset: 0;
    z-index: 2000;
    display: none;
}

.cart-modal.active, .checkout-modal.active {
    display: block;
}

.cart-overlay, .checkout-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
}

.cart-panel, .checkout-panel {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    max-width: 420px;
    background: var(--color-bg-secondary);
    border-left: 1px solid var(--color-border);
    display: flex;
    flex-direction: column;
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
    }
    to {
        transform: translateX(0);
    }
}

.checkout-panel {
    max-width: 500px;
    border-radius: var(--radius-lg) 0 0 var(--radius-lg);
    animation: slideUp 0.3s ease;
    overflow-y: auto;
}

@keyframes slideUp {
    from {
        transform: translateY(100%);
    }
    to {
        transform: translateY(0);
    }
}

.cart-header, .checkout-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 24px;
    border-bottom: 1px solid var(--color-border);
}

.cart-title, .checkout-title {
    font-family: var(--font-heading);
    font-size: 24px;
    color: var(--color-accent);
}

.cart-close, .checkout-close {
    font-size: 32px;
    color: var(--color-text-secondary);
    transition: var(--transition);
}

.cart-close:hover, .checkout-close:hover {
    color: var(--color-text);
}

.cart-items {
    flex: 1;
    overflow-y: auto;
    padding: 24px;
}

.cart-empty {
    text-align: center;
    color: var(--color-text-muted);
    padding: 40px 0;
}

.cart-item {
    display: flex;
    gap: 16px;
    padding: 16px 0;
    border-bottom: 1px solid var(--color-border);
}

.cart-item-image {
    width: 80px;
    height: 80px;
    border-radius: var(--radius-md);
    overflow: hidden;
    flex-shrink: 0;
}

.cart-item-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.cart-item-details {
    flex: 1;
}

.cart-item-title {
    font-weight: 600;
    margin-bottom: 4px;
}

.cart-item-price {
    color: var(--color-accent);
    font-size: 14px;
    margin-bottom: 8px;
}

.cart-item-controls {
    display: flex;
    align-items: center;
    gap: 8px;
}

.quantity-btn {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-tertiary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    color: var(--color-text);
    font-size: 16px;
    transition: var(--transition);
}

.quantity-btn:hover {
    background: var(--color-accent);
    color: var(--color-bg);
    border-color: var(--color-accent);
}

.cart-item-quantity {
    min-width: 30px;
    text-align: center;
    font-weight: 600;
}

.cart-item-remove {
    margin-left: auto;
    color: var(--color-error);
    font-size: 20px;
    transition: var(--transition);
}

.cart-item-remove:hover {
    transform: scale(1.2);
}

.cart-footer {
    padding: 24px;
    border-top: 1px solid var(--color-border);
    background: var(--color-bg-tertiary);
}

.cart-total {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
    font-size: 18px;
    font-weight: 600;
}

.total-amount {
    font-size: 24px;
    color: var(--color-accent);
}

.btn-checkout {
    width: 100%;
}

.checkout-form {
    padding: 24px;
}

.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--color-text-secondary);
    margin-bottom: 8px;
}

.form-input {
    width: 100%;
    padding: 12px 16px;
    background: var(--color-bg-tertiary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text);
    font-size: 16px;
    font-family: inherit;
    transition: var(--transition);
}

.form-input:focus {
    outline: none;
    border-color: var(--color-accent);
}

.form-textarea {
    resize: vertical;
    min-height: 80px;
}

.checkout-summary {
    background: var(--color-bg-tertiary);
    border-radius: var(--radius-md);
    padding: 20px;
    margin-bottom: 24px;
}

.summary-title {
    font-family: var(--font-heading);
    font-size: 18px;
    margin-bottom: 16px;
    color: var(--color-accent);
}

.summary-items {
    max-height: 200px;
    overflow-y: auto;
    margin-bottom: 16px;
    padding-right: 8px;
}

.summary-item {
    display: flex;
    justify-content: space-between;
    font-size: 14px;
    padding: 8px 0;
    border-bottom: 1px solid var(--color-border);
}

.summary-item:last-child {
    border-bottom: none;
}

.summary-total {
    display: flex;
    justify-content: space-between;
    font-size: 18px;
    font-weight: 700;
    padding-top: 12px;
    border-top: 2px solid var(--color-border);
}

.summary-amount {
    color: var(--color-accent);
}

.btn-whatsapp {
    width: 100%;
    background: #25D366;
    color: white;
}

.btn-whatsapp:hover {
    background: #20BD5A;
}

.install-prompt {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 3000;
    background: var(--color-bg-tertiary);
    border: 1px solid var(--color-accent);
    border-radius: var(--radius-lg);
    padding: 16px 24px;
    box-shadow: var(--shadow-lg);
    animation: slideUpFade 0.3s ease;
}

@keyframes slideUpFade {
    from {
        opacity: 0;
        transform: translateX(-50%) translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
}

.install-content {
    display: flex;
    align-items: center;
    gap: 16px;
}

.install-text {
    font-size: 14px;
    color: var(--color-text-secondary);
}

.btn-install {
    padding: 8px 20px;
    background: var(--color-accent);
    color: var(--color-bg);
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: var(--transition);
}

.btn-install:hover {
    background: var(--color-accent-hover);
}

.install-dismiss {
    font-size: 24px;
    color: var(--color-text-muted);
    transition: var(--transition);
}

.install-dismiss:hover {
    color: var(--color-text);
}

@media (max-width: 768px) {
    .header-content {
        padding: 0 12px;
    }
    
    .nav {
        display: none;
    }
    
    .logo-text {
        font-size: 16px;
    }
    
    .logo-icon {
        font-size: 22px;
    }
    
    .hero {
        min-height: 500px;
        height: auto;
        padding: 100px 20px 60px;
    }
    
    .hero-title {
        font-size: 36px;
    }
    
    .hero-subtitle {
        font-size: 16px;
    }
    
    .section-title {
        font-size: 28px;
        margin-bottom: 32px;
    }
    
    .menu-section {
        padding: 48px 0;
    }
    
    .categories {
        gap: 6px;
        padding: 0 10px;
    }
    
    .category-btn {
        padding: 8px 12px;
        font-size: 11px;
    }
    
    .menu-grid {
        grid-template-columns: 1fr;
        gap: 20px;
        padding: 0 16px;
    }
    
    .menu-card-image {
        height: 180px;
    }
    
    .menu-card-content {
        padding: 16px;
    }
    
    .menu-card-title {
        font-size: 18px;
    }
    
    .menu-card-description {
        font-size: 13px;
    }
    
    .menu-card-price {
        font-size: 18px;
    }
    
    .btn-add {
        padding: 8px 14px;
        font-size: 13px;
    }
    
    .cart-panel, .checkout-panel {
        max-width: 100%;
        width: 100%;
    }
    
    .cart-header, .checkout-header {
        padding: 16px;
    }
    
    .cart-title, .checkout-title {
        font-size: 20px;
    }
    
    .cart-items {
        padding: 16px;
    }
    
    .cart-item {
        gap: 12px;
    }
    
    .cart-item-image {
        width: 60px;
        height: 60px;
    }
    
    .cart-item-title {
        font-size: 14px;
    }
    
    .cart-item-price {
        font-size: 12px;
    }
    
    .cart-footer {
        padding: 16px;
    }
    
    .cart-total {
        font-size: 16px;
    }
    
    .total-amount {
        font-size: 20px;
    }
    
    .checkout-form {
        padding: 16px;
    }
    
    .form-input {
        padding: 10px 12px;
        font-size: 14px;
    }
    
    .checkout-summary {
        padding: 16px;
    }
    
    .summary-item {
        font-size: 13px;
    }
    
    .btn {
        padding: 10px 18px;
        font-size: 14px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 32px;
        padding: 40px 20px;
    }
    
    .footer-section {
        padding: 0;
    }
    
    .footer-title {
        font-size: 18px;
    }
    
    .footer-text {
        font-size: 14px;
    }
    
    .install-prompt {
        left: 10px;
        right: 10px;
        transform: none;
        bottom: 10px;
    }
    
    .install-content {
        flex-direction: column;
        text-align: center;
        gap: 12px;
    }
    
    .install-text {
        font-size: 13px;
    }
}

@media (min-width: 769px) {
    .cart-modal:not(.active) .cart-panel,
    .checkout-modal:not(.active) .checkout-panel {
        display: none;
    }
}

@media (min-width: 481px) and (max-width: 768px) {
    .menu-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .container {
        max-width: 1400px;
    }
    
    .menu-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 28px;
    }
}

@media (min-width: 1440px) {
    .menu-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 32px;
    }
    
    .menu-card-image {
        height: 240px;
    }
    
    .menu-card-content {
        padding: 28px;
    }
    
    .menu-card-title {
        font-size: 24px;
    }
    
    .hero-title {
        font-size: 80px;
    }
}

@media (max-width: 480px) {
    .header {
        height: 60px;
    }
    
    .header-content {
        height: 60px;
    }
    
    .main {
        padding-top: 60px;
    }
    
    .hero {
        padding: 80px 16px 40px;
        min-height: 400px;
    }
    
    .hero-title {
        font-size: 28px;
    }
    
    .hero-subtitle {
        font-size: 14px;
        margin-bottom: 24px;
    }
    
    .btn-primary {
        padding: 10px 20px;
        font-size: 13px;
    }
    
    .section-title {
        font-size: 24px;
    }
    
    .categories {
        overflow-x: auto;
        flex-wrap: nowrap;
        justify-content: flex-start;
        padding-bottom: 10px;
        -webkit-overflow-scrolling: touch;
    }
    
    .category-btn {
        flex-shrink: 0;
        padding: 8px 14px;
        font-size: 11px;
    }
    
    .menu-grid {
        grid-template-columns: 1fr;
        gap: 16px;
        padding: 0 12px;
    }
    
    .menu-card-image {
        height: 150px;
    }
    
    .menu-card-content {
        padding: 14px;
    }
    
    .menu-card-title {
        font-size: 16px;
    }
    
    .menu-card-description {
        font-size: 12px;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }
    
    .menu-card-footer {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }
    
    .btn-add {
        width: 100%;
    }
    
    .cart-panel {
        border-radius: 16px 16px 0 0;
        max-height: 90vh;
        top: auto;
    }
    
    .checkout-panel {
        border-radius: 16px 16px 0 0;
        max-height: 90vh;
        top: auto;
    }
    
    .cart-item {
        flex-wrap: wrap;
    }
    
    .cart-item-controls {
        width: 100%;
        margin-top: 8px;
    }
    
    .footer {
        padding: 40px 0 0;
    }
    
    .footer-content {
        padding: 32px 16px;
        gap: 24px;
    }
    
    .footer-bottom {
        padding: 16px;
        font-size: 12px;
    }
    
    .install-prompt {
        left: 8px;
        right: 8px;
        padding: 12px;
    }
    
    .install-content {
        gap: 8px;
    }
    
    .install-text {
        font-size: 12px;
    }
    
    .btn-install {
        padding: 6px 16px;
        font-size: 13px;
    }
}

@media (hover: none) and (pointer: coarse) {
    .btn-add:active {
        transform: scale(0.95);
    }
    
    .quantity-btn:active {
        transform: scale(0.95);
    }
    
    .cart-item-remove:active {
        transform: scale(1.1);
    }
    
    .nav-link:active {
        color: var(--color-accent);
    }
}