:root {
    --primary: #e85d2b;
    --primary-dark: #c94a1f;
    --primary-light: #ff7a4d;
    --secondary: #1a1a2e;
    --secondary-light: #16213e;
    --bg: #f0f2f5;
    --white: #ffffff;
    --text: #1f2937;
    --text-light: #6b7280;
    --border: #e5e7eb;
    --success: #10b981;
    --danger: #ef4444;
    --radius: 12px;
    --shadow: 0 1px 3px rgba(0,0,0,0.08);
    --shadow-md: 0 4px 16px rgba(0,0,0,0.1);
    --shadow-hover: 0 12px 32px rgba(0,0,0,0.15);
    --gradient-primary: linear-gradient(135deg, #e85d2b 0%, #f97316 100%);
    --gradient-hero: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
    --gradient-card: linear-gradient(180deg, rgba(255,255,255,0) 0%, rgba(255,255,255,1) 100%);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html { scroll-behavior: smooth; }

body {
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

a { color: var(--primary); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--primary-dark); }

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

/* Navigation - Glassmorphism */
.navbar {
    background: rgba(255,255,255,0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(0,0,0,0.06);
    position: sticky; top: 0; z-index: 1000;
    transition: var(--transition);
}
.nav-inner {
    display: flex; align-items: center; justify-content: space-between;
    height: 68px;
}
.logo {
    font-size: 1.6rem; font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.5px;
    transition: transform 0.3s ease;
    flex-shrink: 0;
}
.logo:hover { transform: scale(1.02); text-decoration: none; }
.logo span {
    background: var(--secondary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Nav Menu */
.nav-menu { display: flex; align-items: center; gap: 6px; flex: 1; justify-content: center; }
.nav-main { display: flex; gap: 0; align-items: center; list-style: none; }
.nav-auth { display: flex; gap: 12px; align-items: center; list-style: none; margin-left: 20px; }
.nav-item { position: relative; }
.nav-link {
    color: var(--text); font-weight: 700; font-size: 0.82rem;
    text-transform: uppercase; letter-spacing: 0.4px;
    padding: 10px 14px; border-radius: 8px;
    display: flex; align-items: center; gap: 4px;
    transition: var(--transition); white-space: nowrap;
}
.nav-link:hover { color: var(--primary); background: rgba(232,93,43,0.06); text-decoration: none; }
.nav-chevron { font-size: 0.6rem; opacity: 0.5; transition: transform 0.2s; }
.nav-item:hover .nav-chevron { transform: rotate(180deg); }

/* Dropdown */
.nav-dropdown {
    position: absolute; top: calc(100% + 6px); left: 50%; transform: translateX(-50%) translateY(8px);
    background: var(--white); border-radius: var(--radius);
    box-shadow: 0 12px 40px rgba(0,0,0,0.12); border: 1px solid var(--border);
    min-width: 220px; padding: 10px 0;
    opacity: 0; visibility: hidden; pointer-events: none;
    transition: all 0.2s ease; z-index: 1001;
}
.nav-dropdown::before {
    content: ''; position: absolute; top: -6px; left: 50%; transform: translateX(-50%);
    width: 12px; height: 12px; background: var(--white); border-left: 1px solid var(--border); border-top: 1px solid var(--border);
    transform: translateX(-50%) rotate(45deg);
}
.nav-item:hover .nav-dropdown {
    opacity: 1; visibility: visible; pointer-events: auto;
    transform: translateX(-50%) translateY(0);
}
.nav-dropdown a {
    display: block; padding: 8px 20px; color: var(--text);
    font-size: 0.9rem; font-weight: 500; transition: var(--transition);
}
.nav-dropdown a:hover { background: var(--bg); color: var(--primary); text-decoration: none; }
.nav-dropdown-all { color: var(--primary) !important; font-weight: 700 !important; border-top: 1px solid var(--border); margin-top: 4px; padding-top: 10px !important; }

/* Mobile Toggle */
.nav-mobile-toggle { display: none; background: none; border: none; cursor: pointer; color: var(--text); padding: 8px; }

/* Auth buttons */
.nav-auth a { color: var(--text); font-weight: 600; font-size: 0.9rem; }
.nav-auth a:hover { color: var(--primary); text-decoration: none; }
.nav-auth .btn-sm { padding: 8px 18px; font-size: 0.85rem; white-space: nowrap; }

/* Buttons - Gradient & Modern */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    padding: 12px 24px; border-radius: 50px;
    font-weight: 700; font-size: 0.95rem; border: none; cursor: pointer;
    transition: var(--transition); position: relative; overflow: hidden;
}
.btn::before {
    content: ''; position: absolute; top: 0; left: -100%; width: 100%; height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s ease;
}
.btn:hover::before { left: 100%; }
.btn:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); text-decoration: none; }

.btn-primary { 
    background: var(--gradient-primary); color: var(--white); 
    box-shadow: 0 4px 14px rgba(232,93,43,0.35);
}
.btn-primary:hover { box-shadow: 0 6px 20px rgba(232,93,43,0.45); }

.btn-secondary { background: var(--secondary); color: var(--white); }
.btn-outline { 
    background: transparent; border: 2px solid var(--primary); color: var(--primary); 
    box-shadow: none;
}
.btn-outline:hover { background: var(--gradient-primary); color: var(--white); border-color: transparent; }
.btn-sm { padding: 8px 18px; font-size: 0.85rem; }

/* Search Hero - Animated Gradient */
.search-bar {
    background: var(--gradient-hero);
    padding: 70px 0 60px; text-align: center;
    position: relative; overflow: hidden;
}
.search-bar::before {
    content: ''; position: absolute; top: -50%; left: -50%; width: 200%; height: 200%;
    background: radial-gradient(circle, rgba(232,93,43,0.15) 0%, transparent 70%);
    animation: pulse-glow 8s ease-in-out infinite;
}
@keyframes pulse-glow {
    0%, 100% { transform: scale(1); opacity: 0.5; }
    50% { transform: scale(1.1); opacity: 0.8; }
}
.search-bar .container { position: relative; z-index: 1; }
.search-bar h1 { 
    color: var(--white); font-size: 2.8rem; margin-bottom: 12px; 
    font-weight: 800; letter-spacing: -1px;
    animation: fadeInUp 0.8s ease;
}
.search-bar p { color: rgba(255,255,255,0.75); font-size: 1.15rem; margin-bottom: 32px; animation: fadeInUp 0.8s ease 0.1s both; }
.search-form { 
    max-width: 700px; margin: 0 auto; display: flex; gap: 0;
    animation: fadeInUp 0.8s ease 0.2s both;
}
.search-form input {
    flex: 1; padding: 18px 28px; border: none; border-radius: var(--radius) 0 0 var(--radius);
    font-size: 1rem; outline: none; background: rgba(255,255,255,0.95);
    box-shadow: var(--shadow-md);
}
.search-form button {
    padding: 18px 36px; background: var(--gradient-primary); color: var(--white); border: none;
    border-radius: 0 var(--radius) var(--radius) 0; font-weight: 700; cursor: pointer;
    transition: var(--transition);
}
.search-form button:hover { filter: brightness(1.1); }

/* Animations */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}
@keyframes slideIn {
    from { opacity: 0; transform: translateX(-20px); }
    to { opacity: 1; transform: translateX(0); }
}

/* Ad Banner */
.ad-banner {
    background: var(--white); border: 1px solid var(--border); border-radius: var(--radius);
    padding: 20px; text-align: center; margin: 28px 0; min-height: 90px;
    display: flex; align-items: center; justify-content: center; color: var(--text-light);
    font-size: 0.9rem;
}

/* Section */
.section { padding: 50px 0; }
.section-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 28px; }
.section-title { font-size: 1.6rem; font-weight: 800; letter-spacing: -0.5px; }

/* Recipe Grid with Animation */
.recipe-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 28px; }
.recipe-card {
    background: var(--white); border-radius: var(--radius); overflow: hidden;
    box-shadow: var(--shadow); transition: var(--transition);
    animation: fadeInUp 0.6s ease both;
}
.recipe-card:nth-child(1) { animation-delay: 0.05s; }
.recipe-card:nth-child(2) { animation-delay: 0.1s; }
.recipe-card:nth-child(3) { animation-delay: 0.15s; }
.recipe-card:nth-child(4) { animation-delay: 0.2s; }
.recipe-card:hover { 
    transform: translateY(-8px); box-shadow: var(--shadow-hover); 
}
.recipe-card-img {
    width: 100%; height: 210px; object-fit: cover; display: block;
    transition: transform 0.5s ease;
}
.recipe-card:hover .recipe-card-img { transform: scale(1.05); }
.recipe-card-body { padding: 20px; }
.recipe-card-title { font-size: 1.1rem; font-weight: 700; margin-bottom: 8px; color: var(--text); display: block; }
.recipe-card-title:hover { color: var(--primary); text-decoration: none; }
.recipe-card-meta {
    display: flex; gap: 14px; font-size: 0.85rem; color: var(--text-light); margin-bottom: 10px;
}
.recipe-card-meta span { display: flex; align-items: center; gap: 4px; }
.stars { color: #fbbf24; font-size: 1rem; letter-spacing: 1px; }

/* Recipe Detail */
.recipe-hero {
    background: var(--white); border-bottom: 1px solid var(--border); padding: 40px 0;
}
.recipe-hero-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 48px; align-items: start; }
.recipe-hero-img { 
    width: 100%; border-radius: var(--radius); object-fit: cover; max-height: 450px;
    box-shadow: var(--shadow-md); transition: var(--transition);
}
.recipe-hero-img:hover { transform: scale(1.01); }
.recipe-hero-info h1 { font-size: 2.4rem; margin-bottom: 12px; font-weight: 800; letter-spacing: -0.5px; }
.recipe-hero-meta { display: flex; flex-wrap: wrap; gap: 16px; margin: 24px 0; }
.meta-badge {
    background: linear-gradient(135deg, #f9fafb 0%, #f3f4f6 100%); 
    padding: 12px 20px; border-radius: var(--radius);
    text-align: center; min-width: 100px;
    box-shadow: var(--shadow); transition: var(--transition);
    border: 1px solid var(--border);
}
.meta-badge:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
.meta-badge strong { display: block; font-size: 1.2rem; color: var(--primary); font-weight: 800; }
.meta-badge span { font-size: 0.75rem; color: var(--text-light); text-transform: uppercase; letter-spacing: 0.5px; }

.recipe-content { padding: 50px 0; }
.recipe-content-grid { display: grid; grid-template-columns: 1fr 320px; gap: 48px; }

.ingredients-card, .instructions-card, .sidebar-card {
    background: var(--white); border-radius: var(--radius); padding: 28px;
    box-shadow: var(--shadow); margin-bottom: 24px;
    transition: var(--transition);
}
.ingredients-card:hover, .instructions-card:hover { box-shadow: var(--shadow-md); }
.card-title { font-size: 1.4rem; font-weight: 800; margin-bottom: 18px; padding-bottom: 14px; border-bottom: 2px solid var(--bg); letter-spacing: -0.3px; }
.ingredient-item {
    padding: 12px 0; border-bottom: 1px solid var(--border); display: flex; gap: 14px;
    transition: var(--transition);
}
.ingredient-item:hover { padding-left: 8px; }
.ingredient-item a { color: var(--text); border-bottom: 1px dashed var(--border); transition: var(--transition); }
.ingredient-item a:hover { color: var(--primary); border-bottom-color: var(--primary); text-decoration: none; }
.ingredient-item:last-child { border-bottom: none; }
.ingredient-amount { font-weight: 700; color: var(--primary); min-width: 90px; }

.instruction-step { display: flex; gap: 18px; margin-bottom: 24px; transition: var(--transition); }
.instruction-step:hover { transform: translateX(4px); }
.step-number {
    width: 40px; height: 40px; background: var(--gradient-primary); color: var(--white);
    border-radius: 50%; display: flex; align-items: center; justify-content: center;
    font-weight: 800; flex-shrink: 0; font-size: 1rem;
    box-shadow: 0 4px 12px rgba(232,93,43,0.3);
}

/* Gallery */
.gallery-thumb {
    border-radius: var(--radius); overflow: hidden; height: 150px;
    display: block; position: relative;
    box-shadow: var(--shadow); transition: var(--transition);
}
.gallery-thumb::after {
    content: ''; position: absolute; inset: 0; background: rgba(0,0,0,0);
    transition: background 0.3s ease;
}
.gallery-thumb:hover::after { background: rgba(0,0,0,0.1); }
.gallery-thumb:hover { transform: scale(1.03); box-shadow: var(--shadow-md); }
.gallery-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.gallery-thumb:hover img { transform: scale(1.08); }

/* Forms */
.form-group { margin-bottom: 20px; }
.form-label { display: block; font-weight: 700; margin-bottom: 8px; color: var(--text); }
.form-control {
    width: 100%; padding: 14px 16px; border: 2px solid var(--border);
    border-radius: var(--radius); font-size: 1rem; transition: var(--transition);
    background: var(--white);
}
.form-control:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(232,93,43,0.1); }
textarea.form-control { resize: vertical; min-height: 100px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-select { appearance: auto; }

.alert { padding: 16px 20px; border-radius: var(--radius); margin-bottom: 20px; animation: slideIn 0.4s ease; }
.alert-success { background: linear-gradient(135deg, #d1fae5 0%, #a7f3d0 100%); color: #065f46; border: 1px solid #6ee7b7; }
.alert-danger { background: linear-gradient(135deg, #fee2e2 0%, #fecaca 100%); color: #991b1b; border: 1px solid #fca5a5; }

/* Auth */
.auth-container { max-width: 480px; margin: 60px auto; }
.auth-box { background: var(--white); border-radius: var(--radius); padding: 40px; box-shadow: var(--shadow-md); animation: fadeInUp 0.6s ease; }
.auth-box h2 { text-align: center; margin-bottom: 28px; font-size: 1.8rem; font-weight: 800; }
.auth-footer { text-align: center; margin-top: 24px; color: var(--text-light); }

/* Footer */
.footer { 
    background: var(--secondary); color: rgba(255,255,255,0.7); padding: 50px 0 24px; margin-top: 50px;
    position: relative;
}
.footer::before {
    content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px;
    background: var(--gradient-primary);
}
.footer-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 32px; margin-bottom: 36px; }
.footer h4 { color: var(--white); margin-bottom: 16px; font-size: 1.1rem; }
.footer a { color: rgba(255,255,255,0.7); transition: var(--transition); }
.footer a:hover { color: var(--primary-light); text-decoration: none; }
.footer-bottom { text-align: center; padding-top: 24px; border-top: 1px solid rgba(255,255,255,0.08); font-size: 0.9rem; }

/* Admin */
.admin-layout { display: grid; grid-template-columns: 280px 1fr; min-height: 100vh; }
.admin-sidebar { 
    background: var(--gradient-hero); color: var(--white); padding: 28px;
    position: relative; overflow: hidden;
}
.admin-sidebar::before {
    content: ''; position: absolute; top: 0; left: 0; right: 0; bottom: 0;
    background: radial-gradient(circle at top right, rgba(232,93,43,0.2) 0%, transparent 60%);
}
.admin-sidebar .logo { color: var(--white); margin-bottom: 36px; display: block; position: relative; z-index: 1; }
.admin-nav { list-style: none; position: relative; z-index: 1; }
.admin-nav li { margin-bottom: 6px; }
.admin-nav a { display: block; padding: 12px 16px; border-radius: var(--radius); color: rgba(255,255,255,0.8); transition: var(--transition); }
.admin-nav a:hover, .admin-nav a.active { background: rgba(255,255,255,0.12); color: var(--white); text-decoration: none; }
.admin-main { background: var(--bg); padding: 36px; }
.admin-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 28px; }
.stats-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 20px; margin-bottom: 32px; }
.stat-card { 
    background: var(--white); padding: 28px; border-radius: var(--radius); 
    box-shadow: var(--shadow); transition: var(--transition);
    border-top: 3px solid var(--primary);
}
.stat-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.stat-card h3 { font-size: 2.2rem; color: var(--primary); margin-bottom: 4px; font-weight: 800; }
.stat-card p { color: var(--text-light); font-size: 0.9rem; }

/* Tables */
.data-table { width: 100%; background: var(--white); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); border-collapse: collapse; }
.data-table th, .data-table td { padding: 16px 18px; text-align: left; border-bottom: 1px solid var(--border); }
.data-table th { background: linear-gradient(180deg, #f9fafb 0%, #f3f4f6 100%); font-weight: 700; font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.5px; color: var(--text-light); }
.data-table tr { transition: background 0.2s ease; }
.data-table tr:hover { background: #f9fafb; }
.data-table tr:last-child td { border-bottom: none; }
.table-actions { display: flex; gap: 8px; }

/* Categories */
.category-tags { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 28px; }
.category-tag {
    background: var(--white); border: 1px solid var(--border); padding: 10px 20px;
    border-radius: 50px; font-size: 0.9rem; font-weight: 600; transition: var(--transition);
    box-shadow: var(--shadow);
}
.category-tag:hover, .category-tag.active { 
    background: var(--gradient-primary); color: var(--white); border-color: transparent; 
    text-decoration: none; transform: translateY(-2px); box-shadow: 0 4px 12px rgba(232,93,43,0.3);
}

/* Responsive */
@media (max-width: 1100px) {
    .nav-menu {
        position: fixed; top: 68px; left: 0; right: 0; bottom: 0;
        background: var(--white); flex-direction: column;
        align-items: stretch; justify-content: flex-start;
        padding: 20px; gap: 0;
        transform: translateX(100%); transition: transform 0.3s ease;
        overflow-y: auto; z-index: 999;
    }
    .nav-menu.open { transform: translateX(0); }
    .nav-main { flex-direction: column; gap: 0; width: 100%; }
    .nav-auth { flex-direction: column; gap: 10px; margin-left: 0; margin-top: 20px; padding-top: 20px; border-top: 1px solid var(--border); width: 100%; }
    .nav-item { width: 100%; }
    .nav-link { padding: 14px 0; font-size: 1rem; justify-content: space-between; border-radius: 0; border-bottom: 1px solid var(--border); }
    .nav-dropdown {
        position: static; transform: none; opacity: 1; visibility: visible; pointer-events: auto;
        box-shadow: none; border: none; min-width: auto; padding: 0 0 10px 16px; display: none;
    }
    .nav-dropdown::before { display: none; }
    .nav-item:hover .nav-dropdown { display: block; transform: none; }
    .nav-mobile-toggle { display: block; }
    .nav-chevron { font-size: 0.8rem; }
}
@media (max-width: 900px) {
    .recipe-hero-grid, .recipe-content-grid { grid-template-columns: 1fr; }
    .admin-layout { grid-template-columns: 1fr; }
    .admin-sidebar { display: none; }
    .recipe-grid { grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); }
    .search-bar h1 { font-size: 2rem; }
}

/* Dynamic rows */
.dynamic-row { display: flex; gap: 10px; margin-bottom: 10px; align-items: center; }
.dynamic-row input { flex: 1; }
.dynamic-row .btn-sm { white-space: nowrap; }

/* Recipe Actions & Share */
.recipe-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 18px;
    align-items: center;
}
.share-bar {
    display: flex;
    gap: 10px;
    align-items: center;
    flex-wrap: wrap;
    margin-top: 14px;
}
.share-bar .share-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}

/* Recipe Tags */
.recipe-tag {
    display: inline-block;
    padding: 8px 18px;
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text);
    transition: var(--transition);
    box-shadow: var(--shadow);
}
.recipe-tag:hover {
    background: var(--gradient-primary);
    color: var(--white);
    border-color: transparent;
    text-decoration: none;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(232,93,43,0.3);
}
.recipe-tag-category {
    background: var(--gradient-primary);
    color: var(--white);
    border-color: transparent;
}
.recipe-tag-category:hover {
    filter: brightness(1.1);
}

/* Scrollbar */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--primary); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--primary-dark); }