/* ===== CSS Variables ===== */
:root {
    --primary: #E07B39;
    --primary-dark: #C66A2D;
    --secondary: #5B8C5A;
    --accent: #D4A574;
    --bg: #FDF8F3;
    --bg-alt: #F5EDE4;
    --card: #FFFFFF;
    --text: #2D2A26;
    --text-light: #6B6560;
    --text-muted: #9A958F;
    --shadow: 0 4px 20px rgba(45, 42, 38, 0.08);
    --shadow-hover: 0 8px 30px rgba(45, 42, 38, 0.15);
    --radius: 16px;
    --radius-sm: 10px;
    --radius-lg: 24px;
    --transition: 300ms ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Nunito', -apple-system, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    min-height: 100vh;
}

h1, h2, h3, h4 {
    font-family: 'Playfair Display', Georgia, serif;
    font-weight: 600;
    line-height: 1.3;
}

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

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

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

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

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: var(--radius);
    font-weight: 600;
    font-size: 1rem;
    transition: all var(--transition);
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(224, 123, 57, 0.35);
}

.btn-primary:active {
    transform: scale(0.98);
}

.btn-icon {
    transition: transform var(--transition);
}

.btn:hover .btn-icon {
    transform: translateX(4px);
}

/* ===== Header ===== */
.header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(253, 248, 243, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(45, 42, 38, 0.08);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

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

.logo-icon {
    font-size: 2rem;
}

.logo-text {
    font-family: 'Playfair Display', serif;
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--text);
}

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

.nav-link {
    font-weight: 600;
    color: var(--text-light);
    transition: color var(--transition);
    position: relative;
}

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

.nav-link:hover, .nav-link.active {
    color: var(--primary);
}

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

.header-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

.search-box {
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--bg-alt);
    padding: 10px 16px;
    border-radius: 50px;
    transition: all var(--transition);
}

.search-box:focus-within {
    background: white;
    box-shadow: 0 0 0 2px var(--primary);
}

.search-icon {
    font-size: 1rem;
    opacity: 0.6;
}

.search-input {
    border: none;
    background: none;
    outline: none;
    font-size: 0.95rem;
    width: 180px;
    color: var(--text);
}

.search-input::placeholder {
    color: var(--text-muted);
}

.favorites-btn {
    position: relative;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--bg-alt);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    transition: all var(--transition);
}

.favorites-btn:hover {
    background: #FFE5E5;
    transform: scale(1.1);
}

.favorites-count {
    position: absolute;
    top: -4px;
    right: -4px;
    background: var(--primary);
    color: white;
    font-size: 0.7rem;
    font-weight: 700;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.mobile-menu-btn {
    display: none;
    font-size: 1.5rem;
    padding: 8px;
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: var(--bg);
    z-index: 200;
    transform: translateX(-100%);
    transition: transform var(--transition);
}

.mobile-menu.open {
    transform: translateX(0);
}

.mobile-menu-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px;
    border-bottom: 1px solid rgba(45, 42, 38, 0.1);
}

.close-btn {
    font-size: 1.5rem;
    padding: 8px;
}

.mobile-nav {
    display: flex;
    flex-direction: column;
    padding: 20px;
    gap: 8px;
}

.mobile-nav-link {
    padding: 16px;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    transition: background var(--transition);
}

.mobile-nav-link:hover {
    background: var(--bg-alt);
}

.mobile-search {
    padding: 0 20px;
}

.mobile-search input {
    width: 100%;
    padding: 14px 18px;
    border: 2px solid var(--bg-alt);
    border-radius: var(--radius);
    font-size: 1rem;
    outline: none;
    transition: border-color var(--transition);
}

.mobile-search input:focus {
    border-color: var(--primary);
}

/* ===== Hero ===== */
.hero {
    position: relative;
    padding: 80px 0;
    overflow: hidden;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4rem);
    color: var(--text);
    margin-bottom: 20px;
    animation: fadeInUp 600ms ease;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-light);
    margin-bottom: 32px;
    animation: fadeInUp 600ms ease 100ms both;
}

.hero-btn {
    animation: fadeInUp 600ms ease 200ms both;
}

.hero-bg {
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(224, 123, 57, 0.15) 0%, transparent 70%);
    border-radius: 50%;
    z-index: 1;
    animation: pulse 8s ease-in-out infinite;
}

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

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 0.5; }
    50% { transform: scale(1.1); opacity: 0.7; }
}

/* ===== Categories ===== */
.categories {
    padding: 40px 0;
    background: var(--card);
    border-top: 1px solid rgba(45, 42, 38, 0.05);
    border-bottom: 1px solid rgba(45, 42, 38, 0.05);
}

.categories-list {
    display: flex;
    gap: 12px;
    overflow-x: auto;
    padding: 4px;
    scrollbar-width: none;
}

.categories-list::-webkit-scrollbar {
    display: none;
}

.category-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    padding: 16px 24px;
    border-radius: var(--radius);
    background: var(--bg);
    min-width: 100px;
    transition: all var(--transition);
    white-space: nowrap;
}

.category-btn:hover {
    background: var(--bg-alt);
    transform: translateY(-2px);
}

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

.category-icon {
    font-size: 1.5rem;
}

/* ===== Filters ===== */
.filters {
    padding: 20px 0;
}

.filters-inner {
    display: flex;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
}

.filters-label {
    font-weight: 600;
    color: var(--text-light);
}

.time-filters {
    display: flex;
    gap: 8px;
}

.time-btn {
    padding: 8px 16px;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    background: var(--bg-alt);
    color: var(--text-light);
    transition: all var(--transition);
}

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

.time-btn.active {
    background: var(--secondary);
    color: white;
}

/* ===== Recipes Section ===== */
.recipes {
    padding: 60px 0 80px;
}

.section-header {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    margin-bottom: 32px;
    flex-wrap: wrap;
    gap: 12px;
}

.section-title {
    font-size: 2rem;
    color: var(--text);
}

.section-subtitle {
    color: var(--text-light);
}

.section-subtitle span {
    color: var(--primary);
    font-weight: 700;
}

.recipes-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 24px;
}

/* Recipe Card */
.recipe-card {
    background: var(--card);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: all var(--transition);
    cursor: pointer;
    animation: fadeInUp 500ms ease both;
}

.recipe-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-hover);
}

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

.recipe-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 500ms ease;
}

.recipe-card:hover .recipe-card-image img {
    transform: scale(1.08);
}

.recipe-card-favorite {
    position: absolute;
    top: 12px;
    right: 12px;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    transition: all var(--transition);
    z-index: 2;
}

.recipe-card-favorite:hover {
    transform: scale(1.15);
    background: white;
}

.recipe-card-favorite.active {
    background: #FFE5E5;
}

.recipe-card-badge {
    position: absolute;
    top: 12px;
    left: 12px;
    padding: 6px 12px;
    background: var(--primary);
    color: white;
    font-size: 0.75rem;
    font-weight: 700;
    border-radius: 50px;
    text-transform: uppercase;
}

.recipe-card-content {
    padding: 20px;
}

.recipe-card-title {
    font-size: 1.25rem;
    margin-bottom: 8px;
    color: var(--text);
}

.recipe-card-desc {
    font-size: 0.9rem;
    color: var(--text-light);
    margin-bottom: 16px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.recipe-card-meta {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}

.recipe-meta-item {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.recipe-meta-item svg {
    width: 16px;
    height: 16px;
    fill: currentColor;
}

.recipe-rating {
    display: flex;
    align-items: center;
    gap: 4px;
}

.recipe-rating-star {
    color: #FFB800;
}

/* ===== Empty State ===== */
.empty-state {
    text-align: center;
    padding: 80px 20px;
}

.empty-icon {
    font-size: 4rem;
    margin-bottom: 20px;
    display: block;
    animation: bounce 2s ease infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.empty-state h3 {
    font-size: 1.5rem;
    margin-bottom: 8px;
    color: var(--text);
}

.empty-state p {
    color: var(--text-light);
}

/* ===== Modal ===== */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 300;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition);
}

.modal.open {
    opacity: 1;
    visibility: visible;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(45, 42, 38, 0.7);
    backdrop-filter: blur(4px);
}

.modal-content {
    position: relative;
    width: 100%;
    max-width: 800px;
    max-height: 90vh;
    background: var(--card);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transform: scale(0.9) translateY(20px);
    transition: transform var(--transition);
}

.modal.open .modal-content {
    transform: scale(1) translateY(0);
}

.modal-close {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.9);
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
    transition: all var(--transition);
}

.modal-close:hover {
    background: white;
    transform: scale(1.1);
}

.modal-body {
    max-height: 90vh;
    overflow-y: auto;
}

/* Recipe Detail */
.recipe-detail-image {
    height: 300px;
}

.recipe-detail-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.recipe-detail-content {
    padding: 32px;
}

.recipe-detail-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 20px;
}

.recipe-detail-title {
    font-size: 2rem;
    color: var(--text);
}

.recipe-detail-favorite {
    padding: 12px;
    border-radius: 50%;
    background: var(--bg-alt);
    font-size: 1.3rem;
    transition: all var(--transition);
    flex-shrink: 0;
}

.recipe-detail-favorite:hover {
    background: #FFE5E5;
    transform: scale(1.1);
}

.recipe-detail-favorite.active {
    background: #FFE5E5;
}

.recipe-detail-desc {
    color: var(--text-light);
    font-size: 1.05rem;
    margin-bottom: 24px;
}

.recipe-detail-meta {
    display: flex;
    gap: 24px;
    padding: 20px;
    background: var(--bg);
    border-radius: var(--radius);
    margin-bottom: 32px;
    flex-wrap: wrap;
}

.recipe-meta-block {
    text-align: center;
    min-width: 80px;
}

.recipe-meta-block .icon {
    font-size: 1.5rem;
    margin-bottom: 4px;
}

.recipe-meta-block .value {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text);
}

.recipe-meta-block .label {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.recipe-detail-section {
    margin-bottom: 32px;
}

.recipe-detail-section h3 {
    font-size: 1.3rem;
    margin-bottom: 16px;
    color: var(--text);
    display: flex;
    align-items: center;
    gap: 8px;
}

.recipe-ingredients {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 8px;
}

.ingredient-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    background: var(--bg);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition);
}

.ingredient-item:hover {
    background: var(--bg-alt);
}

.ingredient-item.checked {
    background: #E8F5E9;
    text-decoration: line-through;
    opacity: 0.7;
}

.ingredient-checkbox {
    width: 20px;
    height: 20px;
    border: 2px solid var(--secondary);
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: all var(--transition);
}

.ingredient-item.checked .ingredient-checkbox {
    background: var(--secondary);
    color: white;
}

.recipe-steps {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.recipe-step {
    display: flex;
    gap: 16px;
}

.step-number {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--primary);
    color: white;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.step-text {
    padding-top: 6px;
    color: var(--text);
    line-height: 1.7;
}

/* ===== Footer ===== */
.footer {
    background: var(--text);
    color: white;
    padding-top: 60px;
}

.footer-inner {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 40px;
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-brand .logo-icon {
    font-size: 2.5rem;
}

.footer-brand .logo-text {
    color: white;
}

.footer-tagline {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.95rem;
}

.footer-links h4,
.footer-social h4 {
    font-family: 'Nunito', sans-serif;
    font-size: 1rem;
    margin-bottom: 16px;
    color: white;
}

.footer-links a {
    display: block;
    color: rgba(255, 255, 255, 0.7);
    padding: 6px 0;
    transition: color var(--transition);
}

.footer-links a:hover {
    color: var(--primary);
}

.social-links {
    display: flex;
    gap: 12px;
}

.social-link {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    transition: all var(--transition);
}

.social-link:hover {
    background: var(--primary);
    transform: translateY(-3px);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 20px 0;
    text-align: center;
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.9rem;
}

/* ===== Responsive ===== */
@media (max-width: 900px) {
    .nav {
        display: none;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .search-box {
        display: none;
    }
    
    .footer-inner {
        grid-template-columns: 1fr 1fr;
    }
    
    .footer-brand {
        grid-column: span 2;
    }
}

@media (max-width: 600px) {
    .hero {
        padding: 50px 0;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .recipes-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-inner {
        grid-template-columns: 1fr;
    }
    
    .footer-brand {
        grid-column: span 1;
    }
    
    .modal-content {
        max-height: 95vh;
    }
    
    .recipe-detail-content {
        padding: 20px;
    }
    
    .recipe-detail-title {
        font-size: 1.5rem;
    }
    
    .recipe-detail-meta {
        gap: 16px;
    }
    
    .recipe-ingredients {
        grid-template-columns: 1fr;
    }
}

/* ===== Skeleton Loading ===== */
.skeleton {
    background: linear-gradient(90deg, var(--bg-alt) 25%, var(--bg) 50%, var(--bg-alt) 75%);
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s infinite;
}

@keyframes skeleton-loading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

.skeleton-card {
    background: var(--card);
    border-radius: var(--radius);
    overflow: hidden;
}

.skeleton-image {
    height: 200px;
}

.skeleton-content {
    padding: 20px;
}

.skeleton-title {
    height: 24px;
    width: 70%;
    border-radius: 4px;
    margin-bottom: 12px;
}

.skeleton-text {
    height: 16px;
    width: 90%;
    border-radius: 4px;
    margin-bottom: 8px;
}

.skeleton-text:last-child {
    width: 60%;
}