/* Kalpa Wellness - Main Stylesheet */
@import url('https://fonts.googleapis.com/css2?family=Lora:ital,wght@0,400;0,500;0,600;0,700;1,400&family=Poppins:wght@300;400;500;600;700&display=swap');

:root {
    --primary: #6BA368;
    --primary-dark: #5a8a56;
    --primary-light: #8fb98a;
    --secondary: #8B7355;
    --beige: #F5F0E8;
    --beige-dark: #E8E0D4;
    --cream: #FFFDF9;
    --text-dark: #2D3B2D;
    --text-light: #6B7B6B;
    --white: #FFFFFF;
    --shadow: 0 4px 20px rgba(107, 163, 104, 0.15);
    --shadow-lg: 0 10px 40px rgba(107, 163, 104, 0.2);
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

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

h1, h2, h3, h4, h5, h6 {
    font-family: 'Lora', serif;
    font-weight: 600;
    line-height: 1.3;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

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

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

.btn {
    display: inline-block;
    padding: 14px 32px;
    border: none;
    border-radius: 50px;
    font-family: 'Poppins', sans-serif;
    font-weight: 500;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition);
    text-transform: uppercase;
    letter-spacing: 1px;
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-3px);
    box-shadow: var(--shadow);
}

.btn-secondary {
    background: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
}

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

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

.btn-white:hover {
    background: var(--beige);
    transform: translateY(-3px);
}

/* Header & Navigation */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 20px 0;
    transition: var(--transition);
}

.header.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow);
    padding: 15px 0;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-icon {
    width: 45px;
    height: 45px;
}

.logo-text {
    font-family: 'Lora', serif;
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 35px;
}

.nav-menu a {
    font-weight: 500;
    color: var(--text-dark);
    position: relative;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: var(--transition);
}

.nav-menu a:hover::after,
.nav-menu a.active::after {
    width: 100%;
}

.cart-icon {
    position: relative;
}

.cart-count {
    position: absolute;
    top: -8px;
    right: -10px;
    background: var(--primary);
    color: var(--white);
    font-size: 0.7rem;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 5px;
}

.mobile-menu-btn span {
    width: 25px;
    height: 3px;
    background: var(--primary);
    border-radius: 2px;
    transition: var(--transition);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--beige) 0%, var(--cream) 50%, rgba(107, 163, 104, 0.1) 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 80%;
    height: 200%;
    background: radial-gradient(ellipse, rgba(107, 163, 104, 0.15) 0%, transparent 70%);
    animation: float 15s ease-in-out infinite;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-content {
    z-index: 1;
    animation: fadeInUp 1s ease;
}

.hero-subtitle {
    font-size: 1rem;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-bottom: 15px;
    font-weight: 500;
}

.hero-title {
    font-size: 3.5rem;
    margin-bottom: 25px;
    color: var(--text-dark);
}

.hero-title span {
    color: var(--primary);
    font-style: italic;
}

.hero-description {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: 35px;
    max-width: 500px;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.hero-image {
    position: relative;
    z-index: 1;
    animation: fadeInRight 1s ease 0.3s both;
}

.hero-image img {
    border-radius: 30px;
    box-shadow: var(--shadow-lg);
    width: 100%;
    max-width: 500px;
}

.floating-card {
    position: absolute;
    background: var(--white);
    padding: 20px;
    border-radius: 15px;
    box-shadow: var(--shadow);
    animation: floatCard 4s ease-in-out infinite;
}

.floating-card-1 {
    top: 20%;
    left: -30px;
    animation-delay: 0.5s;
}

.floating-card-2 {
    bottom: 20%;
    right: -30px;
    animation-delay: 1s;
}

.floating-card h4 {
    font-size: 0.9rem;
    color: var(--primary);
    margin-bottom: 5px;
}

.floating-card p {
    font-size: 1.1rem;
    font-weight: 600;
}

/* Section Styling */
.section {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 15px;
    color: var(--text-dark);
}

.section-header p {
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
}

.section-header .divider {
    width: 80px;
    height: 3px;
    background: var(--primary);
    margin: 20px auto;
    border-radius: 2px;
}

/* About Section */
.about {
    background: var(--white);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-image {
    position: relative;
}

.about-image img {
    border-radius: 20px;
    box-shadow: var(--shadow-lg);
}

.about-image::before {
    content: '';
    position: absolute;
    top: -20px;
    left: -20px;
    width: 100%;
    height: 100%;
    border: 3px solid var(--primary);
    border-radius: 20px;
    z-index: -1;
}

.about-content h3 {
    font-size: 1.8rem;
    margin-bottom: 20px;
}

.about-content p {
    color: var(--text-light);
    margin-bottom: 15px;
}

.about-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-top: 30px;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 15px;
}

.feature-icon {
    width: 50px;
    height: 50px;
    background: var(--primary-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.3rem;
}

/* Classes Section */
.classes {
    background: var(--beige);
}

.classes-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.class-card {
    background: var(--white);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.class-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.class-image {
    height: 220px;
    overflow: hidden;
    position: relative;
}

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

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

.class-badge {
    position: absolute;
    top: 15px;
    left: 15px;
    background: var(--primary);
    color: var(--white);
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
}

.class-content {
    padding: 25px;
}

.class-meta {
    display: flex;
    gap: 20px;
    margin-bottom: 15px;
    color: var(--text-light);
    font-size: 0.9rem;
}

.class-meta span {
    display: flex;
    align-items: center;
    gap: 5px;
}

.class-content h3 {
    font-size: 1.3rem;
    margin-bottom: 10px;
}

.class-content p {
    color: var(--text-light);
    font-size: 0.95rem;
    margin-bottom: 20px;
}

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

.class-price {
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--primary);
}

/* Products Section */
.products {
    background: var(--white);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.product-card {
    background: var(--cream);
    border-radius: 20px;
    overflow: hidden;
    transition: var(--transition);
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.product-image {
    height: 250px;
    overflow: hidden;
    position: relative;
    background: linear-gradient(135deg, var(--beige) 0%, var(--beige-dark) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.product-image img {
    max-height: 200px;
    object-fit: contain;
    transition: var(--transition);
}

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

.product-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    background: var(--secondary);
    color: var(--white);
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 500;
}

.product-content {
    padding: 25px;
}

.product-content h3 {
    font-size: 1.2rem;
    margin-bottom: 10px;
}

.product-content p {
    color: var(--text-light);
    font-size: 0.9rem;
    margin-bottom: 15px;
}

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

.product-price {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--primary);
}

.btn-add-cart {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background: var(--primary);
    color: var(--white);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

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

/* Testimonials Section */
.testimonials {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--white);
}

.testimonials .section-header h2 {
    color: var(--white);
}

.testimonials .section-header p {
    color: rgba(255, 255, 255, 0.8);
}

.testimonials .divider {
    background: var(--white);
}

.testimonials-slider {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.testimonial-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 35px;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.testimonial-content {
    font-size: 1.05rem;
    font-style: italic;
    margin-bottom: 25px;
    line-height: 1.8;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 15px;
}

.testimonial-avatar {
    width: 55px;
    height: 55px;
    border-radius: 50%;
    background: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--primary);
}

.testimonial-info h4 {
    font-size: 1.1rem;
    margin-bottom: 3px;
}

.testimonial-info p {
    font-size: 0.9rem;
    opacity: 0.8;
}

/* CTA Section */
.cta {
    background: var(--beige);
    text-align: center;
}

.cta-content h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.cta-content p {
    max-width: 600px;
    margin: 0 auto 30px;
    color: var(--text-light);
}

.cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

/* Footer */
.footer {
    background: var(--text-dark);
    color: var(--white);
    padding: 80px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 50px;
    margin-bottom: 50px;
}

.footer-about .logo {
    margin-bottom: 20px;
}

.footer-about .logo-text {
    color: var(--white);
}

.footer-about p {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 20px;
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-links a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--primary);
}

.footer h4 {
    font-size: 1.2rem;
    margin-bottom: 25px;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
}

.footer-links a:hover {
    color: var(--primary);
    padding-left: 5px;
}

.footer-contact p {
    display: flex;
    align-items: center;
    gap: 10px;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 12px;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 30px;
    text-align: center;
    color: rgba(255, 255, 255, 0.6);
}

/* Page Header */
.page-header {
    padding: 150px 0 80px;
    background: linear-gradient(135deg, var(--beige) 0%, var(--cream) 100%);
    text-align: center;
}

.page-header h1 {
    font-size: 2.8rem;
    margin-bottom: 15px;
}

.page-header p {
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
}

.breadcrumb {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 20px;
    font-size: 0.9rem;
}

.breadcrumb a {
    color: var(--primary);
}

.breadcrumb span {
    color: var(--text-light);
}

/* Forms */
.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--text-dark);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 15px 20px;
    border: 2px solid var(--beige-dark);
    border-radius: 10px;
    font-family: 'Poppins', sans-serif;
    font-size: 1rem;
    transition: var(--transition);
    background: var(--white);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
}

.form-group textarea {
    min-height: 150px;
    resize: vertical;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

/* Cards Grid */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}

/* Cart Page */
.cart-container {
    max-width: 1000px;
    margin: 0 auto;
}

.cart-table {
    width: 100%;
    background: var(--white);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.cart-table table {
    width: 100%;
    border-collapse: collapse;
}

.cart-table th {
    background: var(--primary);
    color: var(--white);
    padding: 20px;
    text-align: left;
    font-weight: 500;
}

.cart-table td {
    padding: 20px;
    border-bottom: 1px solid var(--beige);
    vertical-align: middle;
}

.cart-product {
    display: flex;
    align-items: center;
    gap: 15px;
}

.cart-product img {
    width: 80px;
    height: 80px;
    object-fit: cover;
    border-radius: 10px;
}

.quantity-control {
    display: flex;
    align-items: center;
    gap: 10px;
}

.quantity-btn {
    width: 35px;
    height: 35px;
    border: 2px solid var(--beige-dark);
    background: var(--white);
    border-radius: 8px;
    cursor: pointer;
    font-size: 1.2rem;
    transition: var(--transition);
}

.quantity-btn:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.remove-btn {
    color: #e74c3c;
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1.2rem;
    transition: var(--transition);
}

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

.cart-summary {
    background: var(--white);
    border-radius: 15px;
    padding: 30px;
    box-shadow: var(--shadow);
    margin-top: 30px;
}

.cart-summary h3 {
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 2px solid var(--beige);
}

.summary-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 15px;
}

.summary-row.total {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--primary);
    padding-top: 15px;
    border-top: 2px solid var(--beige);
}

.cart-empty {
    text-align: center;
    padding: 80px 20px;
}

.cart-empty i {
    font-size: 4rem;
    color: var(--beige-dark);
    margin-bottom: 20px;
}

/* Contact Page */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
}

.contact-form {
    background: var(--white);
    padding: 40px;
    border-radius: 20px;
    box-shadow: var(--shadow);
}

.contact-info {
    background: var(--primary);
    padding: 40px;
    border-radius: 20px;
    color: var(--white);
}

.contact-info h3 {
    margin-bottom: 30px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    margin-bottom: 25px;
}

.contact-item i {
    font-size: 1.3rem;
    margin-top: 3px;
}

.contact-item h4 {
    font-size: 1rem;
    margin-bottom: 5px;
}

.contact-item p {
    opacity: 0.9;
}

.map-container {
    margin-top: 50px;
    border-radius: 15px;
    overflow: hidden;
    height: 300px;
}

.map-container iframe {
    width: 100%;
    height: 100%;
    border: none;
}

/* Admin Dashboard */
.admin-layout {
    display: flex;
    min-height: 100vh;
}

.admin-sidebar {
    width: 260px;
    background: var(--text-dark);
    color: var(--white);
    padding: 30px 0;
    position: fixed;
    height: 100vh;
    overflow-y: auto;
}

.admin-sidebar .logo {
    padding: 0 25px;
    margin-bottom: 40px;
}

.admin-nav {
    list-style: none;
}

.admin-nav li {
    margin-bottom: 5px;
}

.admin-nav a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 25px;
    color: rgba(255, 255, 255, 0.7);
    transition: var(--transition);
}

.admin-nav a:hover,
.admin-nav a.active {
    background: var(--primary);
    color: var(--white);
}

.admin-main {
    flex: 1;
    margin-left: 260px;
    padding: 30px;
    background: var(--beige);
}

.admin-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
}

.admin-header h1 {
    font-size: 1.8rem;
}

.admin-card {
    background: var(--white);
    border-radius: 15px;
    padding: 25px;
    box-shadow: var(--shadow);
}

.admin-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--beige);
}

.admin-table {
    width: 100%;
    border-collapse: collapse;
}

.admin-table th,
.admin-table td {
    padding: 15px;
    text-align: left;
    border-bottom: 1px solid var(--beige);
}

.admin-table th {
    background: var(--beige);
    font-weight: 500;
}

.admin-table tr:hover {
    background: var(--cream);
}

.action-btns {
    display: flex;
    gap: 10px;
}

.action-btns a {
    padding: 8px 15px;
    border-radius: 8px;
    font-size: 0.85rem;
}

.action-btns .edit {
    background: var(--primary-light);
    color: var(--white);
}

.action-btns .delete {
    background: #e74c3c;
    color: var(--white);
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 2000;
    align-items: center;
    justify-content: center;
}

.modal.active {
    display: flex;
}

.modal-content {
    background: var(--white);
    padding: 40px;
    border-radius: 20px;
    max-width: 600px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    animation: modalSlide 0.3s ease;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-light);
}

/* Alert */
.alert {
    padding: 15px 20px;
    border-radius: 10px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.alert-success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.alert-error {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }
    50% {
        transform: translateY(-20px) rotate(5deg);
    }
}

@keyframes floatCard {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-15px);
    }
}

@keyframes modalSlide {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-content {
        order: 1;
    }

    .hero-image {
        order: 0;
        margin-bottom: 40px;
    }

    .hero-description {
        margin: 0 auto 35px;
    }

    .hero-buttons {
        justify-content: center;
    }

    .about-grid,
    .contact-grid {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: 20px;
        box-shadow: var(--shadow);
    }

    .nav-menu.active {
        display: flex;
    }

    .mobile-menu-btn {
        display: flex;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .section {
        padding: 60px 0;
    }

    .section-header h2 {
        font-size: 2rem;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .admin-sidebar {
        display: none;
    }

    .admin-main {
        margin-left: 0;
    }

    .footer-grid {
        grid-template-columns: 1fr;
    }

    .cart-table {
        display: block;
        overflow-x: auto;
    }

    .classes-grid,
    .products-grid {
        grid-template-columns: 1fr;
    }
}

/* Utilities */
.text-center { text-align: center; }
.text-primary { color: var(--primary); }
.mt-1 { margin-top: 10px; }
.mt-2 { margin-top: 20px; }
.mt-3 { margin-top: 30px; }
.mb-1 { margin-bottom: 10px; }
.mb-2 { margin-bottom: 20px; }
.mb-3 { margin-bottom: 30px; }

/* Toast Notification */
.toast {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: var(--primary);
    color: var(--white);
    padding: 15px 25px;
    border-radius: 10px;
    box-shadow: var(--shadow-lg);
    z-index: 3000;
    transform: translateX(150%);
    transition: transform 0.3s ease;
}

.toast.show {
    transform: translateX(0);
}

/* Placeholder images with colors */
.placeholder-img {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Lora', serif;
    font-size: 3rem;
    color: var(--white);
    text-shadow: 2px 2px 4px rgba(0,0,0,0.2);
}

.placeholder-1 { background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%); }
.placeholder-2 { background: linear-gradient(135deg, var(--secondary) 0%, #6d5a45 100%); }
.placeholder-3 { background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary) 100%); }