/* ===== CSS Variables ===== */
:root {
    /* Colors - Warm palette for chai brand */
    --primary: hsl(25, 85%, 55%);
    --primary-dark: hsl(25, 85%, 45%);
    --primary-light: hsl(25, 85%, 65%);
    --secondary: hsl(30, 40%, 35%);
    --accent: hsl(35, 70%, 60%);

    --bg-primary: hsl(0, 0%, 100%);
    --bg-secondary: hsl(30, 30%, 97%);
    --bg-card: hsl(0, 0%, 100%);

    --text-primary: hsl(0, 0%, 13%);
    --text-secondary: hsl(0, 0%, 40%);
    --text-light: hsl(0, 0%, 60%);

    --border: hsl(0, 0%, 90%);
    --shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    --shadow-hover: 0 8px 30px rgba(0, 0, 0, 0.12);

    /* Typography */
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;

    /* Spacing */
    --container-max: 1200px;
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;

    /* Border radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;

    /* Transitions */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===== Reset & Base Styles ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-body);
    color: var(--text-primary);
    background: var(--bg-secondary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
}

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

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

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

/* ===== Container ===== */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* ===== Header ===== */
.header {
    background: var(--bg-card);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(10px);
    background: rgba(255, 255, 255, 0.95);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.logo img {
    width: 50px;
    height: 50px;
    object-fit: contain;
}

.logo h1 {
    font-size: 1.5rem;
    color: var(--primary);
    font-weight: 700;
}

.cart-icon {
    position: relative;
    padding: var(--spacing-xs);
    cursor: pointer;
    transition: var(--transition);
    color: var(--text-primary);
}

.cart-icon:hover {
    color: var(--primary);
    transform: scale(1.1);
}

.cart-count {
    position: absolute;
    top: -5px;
    right: -5px;
    background: var(--primary);
    color: white;
    font-size: 0.75rem;
    font-weight: 600;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* ===== Hero Section ===== */
.hero {
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    color: white;
    padding: var(--spacing-xl) 0;
    text-align: center;
}

.hero-title {
    font-size: 2rem;
    margin-bottom: var(--spacing-sm);
    animation: fadeInUp 0.6s ease-out;
}

.hero-subtitle {
    font-size: 1.1rem;
    opacity: 0.95;
    animation: fadeInUp 0.6s ease-out 0.2s both;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===== Menu Section ===== */
.menu-section {
    padding: var(--spacing-xl) 0;
}

.section-title {
    font-size: 2rem;
    text-align: center;
    margin-bottom: var(--spacing-lg);
    color: var(--text-primary);
}

.menu-grid {
    display: grid;
    gap: var(--spacing-lg);
    grid-template-columns: 1fr;
}

.loading {
    text-align: center;
    padding: var(--spacing-xl);
    color: var(--text-secondary);
}

/* Menu Card */
.menu-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    animation: fadeIn 0.5s ease-out;
}

.menu-card:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-5px);
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

.menu-card-image {
    width: 100%;
    height: 250px;
    object-fit: cover;
}

.menu-card-content {
    padding: var(--spacing-md);
}

.menu-card-title {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-xs);
    color: var(--text-primary);
}

.menu-card-description {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    font-size: 0.95rem;
}

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

.menu-card-price {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
}

/* ===== Buttons ===== */
.btn {
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 1rem;
    transition: var(--transition);
    display: inline-block;
    text-align: center;
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    color: white;
    box-shadow: 0 4px 15px rgba(255, 120, 50, 0.3);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
    box-shadow: 0 6px 20px rgba(255, 120, 50, 0.4);
    transform: translateY(-2px);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-block {
    width: 100%;
}

/* ===== Cart Page ===== */
.cart-section {
    padding: var(--spacing-xl) 0;
    min-height: 60vh;
}

.cart-items {
    margin-bottom: var(--spacing-lg);
}

.cart-item {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    display: grid;
    grid-template-columns: 80px 1fr auto auto;
    gap: var(--spacing-md);
    align-items: center;
    box-shadow: var(--shadow);
}

.cart-item img {
    width: 80px;
    height: 80px;
    object-fit: cover;
    border-radius: var(--radius-sm);
}

.cart-item-details h3 {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-xs);
}

.cart-item-details .price {
    color: var(--text-secondary);
}

.quantity-controls {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: var(--bg-secondary);
    padding: var(--spacing-xs);
    border-radius: var(--radius-sm);
}

.qty-btn {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--primary);
    color: white;
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.qty-btn:hover {
    background: var(--primary-dark);
    transform: scale(1.1);
}

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

.cart-item-total {
    text-align: right;
}

.cart-item-total p {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: var(--spacing-xs);
}

.remove-btn {
    color: var(--text-light);
    font-size: 0.9rem;
    transition: var(--transition);
}

.remove-btn:hover {
    color: #e74c3c;
}

.empty-cart {
    text-align: center;
    padding: var(--spacing-xl);
}

.empty-cart p {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}

.cart-summary {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow);
}

.summary-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--spacing-sm);
    font-size: 1.1rem;
}

.summary-row.total {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
    padding-top: var(--spacing-sm);
    border-top: 2px solid var(--border);
    margin-top: var(--spacing-sm);
}

/* ===== Checkout Page ===== */
.checkout-section {
    padding: var(--spacing-xl) 0;
}

.checkout-grid {
    display: grid;
    gap: var(--spacing-lg);
    grid-template-columns: 1fr;
}

.checkout-form,
.order-summary {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow);
}

.checkout-form h3,
.order-summary h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 600;
    color: var(--text-primary);
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid var(--border);
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(255, 120, 50, 0.1);
}

.payment-info {
    background: var(--bg-secondary);
    padding: var(--spacing-md);
    border-radius: var(--radius-sm);
    margin-bottom: var(--spacing-md);
}

.summary-item {
    display: flex;
    justify-content: space-between;
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--border);
}

.summary-total {
    margin-top: var(--spacing-md);
}

/* ===== Confirmation Page ===== */
.confirmation-section {
    padding: var(--spacing-xl) 0;
    min-height: 60vh;
    display: flex;
    align-items: center;
}

.confirmation-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow);
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.success-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-lg);
    color: #27ae60;
    animation: scaleIn 0.5s ease-out;
}

@keyframes scaleIn {
    from {
        transform: scale(0);
    }

    to {
        transform: scale(1);
    }
}

.confirmation-card h2 {
    font-size: 2rem;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.confirmation-message {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}

.order-details {
    background: var(--bg-secondary);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-lg);
    text-align: left;
}

.order-details h3 {
    font-size: 1.3rem;
    margin-bottom: var(--spacing-md);
}

.order-details p {
    margin-bottom: var(--spacing-sm);
}

.confirmation-actions {
    margin-top: var(--spacing-lg);
}

/* ===== Footer ===== */
.footer {
    background: var(--secondary);
    color: white;
    padding: var(--spacing-lg) 0;
    text-align: center;
    margin-top: var(--spacing-xl);
}

.footer p {
    margin-bottom: var(--spacing-xs);
}

/* ===== Responsive Design ===== */

/* Tablet (768px and up) */
@media (min-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }

    .menu-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .cart-item {
        grid-template-columns: 100px 1fr auto auto;
    }

    .cart-item img {
        width: 100px;
        height: 100px;
    }

    .checkout-grid {
        grid-template-columns: 1.5fr 1fr;
    }
}

/* Desktop (1024px and up) */
@media (min-width: 1024px) {
    .hero-title {
        font-size: 3rem;
    }

    .hero-subtitle {
        font-size: 1.25rem;
    }

    .menu-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .logo h1 {
        font-size: 1.75rem;
    }

    .logo img {
        width: 60px;
        height: 60px;
    }
}

/* Large Desktop (1440px and up) */
@media (min-width: 1440px) {
    .container {
        padding: 0 var(--spacing-lg);
    }
}