:root {
    /* Light Theme Variables */
    --bg-color: #f8fafc;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --card-bg: rgba(255, 255, 255, 0.7);
    --glass-border: rgba(255, 255, 255, 0.4);
    --accent-color: #f43f5e;
    --accent-hover: #e11d48;
    --nav-bg: rgba(255, 255, 255, 0.8);
    --shadow-color: rgba(0, 0, 0, 0.05);
    
    /* Gradients for blobs */
    --blob-1: linear-gradient(to right, #f43f5e, #f9a8d4);
    --blob-2: linear-gradient(to right, #3b82f6, #60a5fa);
    
    /* Layout */
    --border-radius: 16px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="dark"] {
    /* Dark Theme Variables */
    --bg-color: #0f172a;
    --text-primary: #f8fafc;
    --text-secondary: #cbd5e1;
    --card-bg: rgba(30, 41, 59, 0.7);
    --glass-border: rgba(255, 255, 255, 0.1);
    --nav-bg: rgba(15, 23, 42, 0.8);
    --shadow-color: rgba(0, 0, 0, 0.2);
    --blob-1: linear-gradient(to right, #9f1239, #be185d);
    --blob-2: linear-gradient(to right, #1e3a8a, #1d4ed8);
}

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

body {
    font-family: 'Outfit', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-primary);
    line-height: 1.6;
    transition: background-color var(--transition), color var(--transition);
    overflow-x: hidden;
    position: relative;
    min-height: 100vh;
}

/* Background Blurs */
.background-decor {
    position: fixed;
    border-radius: 50%;
    filter: blur(100px);
    z-index: -1;
    opacity: 0.5;
    animation: drift 20s infinite alternate;
}

.blob-1 {
    top: -10%;
    left: -10%;
    width: 600px;
    height: 600px;
    background: var(--blob-1);
}

.blob-2 {
    bottom: -10%;
    right: -10%;
    width: 500px;
    height: 500px;
    background: var(--blob-2);
}

@keyframes drift {
    0% { transform: translate(0, 0) scale(1); }
    100% { transform: translate(30px, 50px) scale(1.1); }
}

/* Typography */
h1, h2, h3, h4 { color: var(--text-primary); font-weight: 600; }
p { color: var(--text-secondary); }

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Utilities */
.glass-effect {
    background: var(--card-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    box-shadow: 0 8px 32px var(--shadow-color);
}

.hidden { display: none !important; }

/* Navbar */
.navbar {
    position: sticky;
    top: 0;
    z-index: 100;
    padding: 1rem 0;
    transition: var(--transition);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-color);
    text-decoration: none;
}

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

.nav-controls {
    display: flex;
    gap: 1rem;
}

.nav-btn {
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-size: 1.25rem;
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 50%;
    transition: var(--transition);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.nav-btn:hover {
    background: var(--glass-border);
    color: var(--accent-color);
}
.nav-btn.active {
    color: var(--accent-color);
    background: var(--glass-border);
}

/* Hero Section */
.hero-section {
    text-align: center;
    padding: 4rem 0 2rem;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.hero-title {
    font-size: 3rem;
    margin-bottom: 0.5rem;
    background: linear-gradient(to right, var(--text-primary), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: 1.2rem;
    margin-bottom: 2.5rem;
}

/* Search Bar */
.search-container {
    display: flex;
    align-items: center;
    width: 100%;
    max-width: 600px;
    border-radius: 50px;
    padding: 0.75rem 1.5rem;
    margin-bottom: 2rem;
    transition: var(--transition);
}

.search-container:focus-within {
    box-shadow: 0 0 0 2px var(--accent-color);
    transform: translateY(-2px);
}

.search-icon {
    color: var(--text-secondary);
    margin-right: 1rem;
    font-size: 1.2rem;
}

#searchInput {
    flex: 1;
    background: transparent;
    border: none;
    outline: none;
    font-size: 1.1rem;
    color: var(--text-primary);
    font-family: inherit;
}
#searchInput::placeholder { color: var(--text-secondary); }

/* Filters */
.filters-container {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    justify-content: center;
    width: 100%;
}

.filter-group {
    display: flex;
    gap: 0.5rem;
    background: var(--card-bg);
    padding: 0.5rem;
    border-radius: 50px;
    border: 1px solid var(--glass-border);
}

.filter-btn {
    background: transparent;
    border: none;
    padding: 0.5rem 1.25rem;
    border-radius: 50px;
    color: var(--text-primary);
    font-family: inherit;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

.filter-btn:hover { background: var(--glass-border); }
.filter-btn.active { background: var(--accent-color); color: white; }

.select-filters { display: flex; gap: 1rem; }

.glass-select {
    background: var(--card-bg);
    color: var(--text-primary);
    border: 1px solid var(--glass-border);
    padding: 0.5rem 2rem 0.5rem 1rem;
    border-radius: 50px;
    font-family: inherit;
    font-size: 1rem;
    cursor: pointer;
    outline: none;
    appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
    background-size: 1em;
    backdrop-filter: blur(12px);
}
.glass-select option { background: var(--bg-color); }

/* Recipe Grid */
.recipe-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
    padding: 2rem 0 4rem;
}

/* Recipe Card */
.recipe-card {
    border-radius: var(--border-radius);
    overflow: hidden;
    transition: var(--transition);
    cursor: pointer;
    position: relative;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.recipe-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(0,0,0,0.15);
}

[data-theme="dark"] .recipe-card:hover {
    box-shadow: 0 12px 40px rgba(0,0,0,0.4);
}

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

.card-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.recipe-card:hover .card-img {
    transform: scale(1.05);
}

.fav-btn {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: rgba(255, 255, 255, 0.9);
    border: none;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
    color: #cbd5e1;
    font-size: 1.1rem;
    z-index: 2;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.fav-btn:hover { transform: scale(1.1); }
.fav-btn.active { color: var(--accent-color); }

.card-badge {
    position: absolute;
    top: 1rem;
    left: 1rem;
    background: var(--accent-color);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.card-badge.veg { background: #10b981; } /* Green for veg */

.card-content {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.card-title {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    line-height: 1.3;
}

.card-meta {
    display: flex;
    gap: 1rem;
    margin-top: auto;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.card-meta i {
    color: var(--accent-color);
    margin-right: 0.25rem;
}

/* Loaders & Status */
.loader-container {
    text-align: center;
    padding: 4rem 0;
}
.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--glass-border);
    border-top-color: var(--accent-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 1rem;
}
@keyframes spin { to { transform: rotate(360deg); } }

.status-message {
    text-align: center;
    padding: 3rem;
    font-size: 1.2rem;
    color: var(--text-secondary);
}

/* Modal */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(5px);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.modal-overlay:not(.hidden) {
    opacity: 1;
    visibility: visible;
}

.modal {
    width: 100%;
    max-width: 800px;
    max-height: 90vh;
    border-radius: var(--border-radius);
    overflow-y: auto;
    position: relative;
    transform: scale(0.95);
    transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.modal-overlay:not(.hidden) .modal {
    transform: scale(1);
}

.close-btn {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: rgba(0,0,0,0.5);
    color: white;
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    z-index: 10;
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}
.close-btn:hover { background: var(--accent-color); }

.modal-hero {
    height: 300px;
    position: relative;
}
.modal-hero img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.modal-body {
    padding: 2rem;
}

.modal-title { margin-bottom: 0.5rem; font-size: 2rem; }
.modal-meta {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--glass-border);
}

.modal-grid {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 2rem;
}

.section-title {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: var(--accent-color);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.ingredients-list {
    list-style: none;
}
.ingredients-list li {
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--glass-border);
    display: flex;
    align-items: center;
}
.ingredients-list li::before {
    content: '\f00c';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    color: var(--accent-color);
    margin-right: 0.75rem;
    font-size: 0.8rem;
}

.instructions-list {
    list-style: none;
    counter-reset: step;
}
.instructions-list li {
    position: relative;
    padding-left: 2.5rem;
    margin-bottom: 1.5rem;
}
.instructions-list li::before {
    counter-increment: step;
    content: counter(step);
    position: absolute;
    left: 0;
    top: -0.1rem;
    width: 28px;
    height: 28px;
    background: var(--accent-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 768px) {
    .hero-title { font-size: 2.25rem; }
    .filters-container { flex-direction: column; align-items: stretch; }
    .filter-group { justify-content: center; }
    .modal-grid { grid-template-columns: 1fr; }
    .modal-hero { height: 200px; }
}