/* ============================================
   RANKHOSTZONE PRODUCTS - Main Stylesheet
   Sky Blue Gradient • Dark Mode • Animations
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800;900&family=JetBrains+Mono:wght@400;500;600&display=swap');

/* ---- CSS Variables ---- */
:root {
    /* Sky Blue Palette */
    --sky-50: #f0f9ff;
    --sky-100: #e0f2fe;
    --sky-200: #bae6fd;
    --sky-300: #7dd3fc;
    --sky-400: #38bdf8;
    --sky-500: #0ea5e9;
    --sky-600: #0284c7;
    --sky-700: #0369a1;
    --sky-800: #075985;
    --sky-900: #0c4a6e;

    /* Dark Theme (default) */
    --bg-primary: #0a0e1a;
    --bg-secondary: #111827;
    --bg-card: #1a1f35;
    --bg-card-hover: #1f2544;
    --bg-input: #151b2e;
    --text-primary: #f0f4ff;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --border-color: #1e293b;
    --border-glow: rgba(56, 189, 248, 0.15);
    --shadow-color: rgba(0, 0, 0, 0.5);
    --glass-bg: rgba(15, 23, 42, 0.7);
    --glass-border: rgba(56, 189, 248, 0.1);
    
    --accent: var(--sky-400);
    --accent-dark: var(--sky-600);
    --accent-glow: rgba(56, 189, 248, 0.25);
    --gradient-primary: linear-gradient(135deg, #0ea5e9, #38bdf8, #7dd3fc);
    --gradient-dark: linear-gradient(135deg, #0369a1, #0ea5e9);
    --gradient-hero: linear-gradient(160deg, #020617 0%, #0c1929 30%, #0a192f 50%, #0e2a47 70%, #0f172a 100%);
    --gradient-mesh: radial-gradient(ellipse at 20% 50%, rgba(14, 165, 233, 0.12) 0%, transparent 50%),
                     radial-gradient(ellipse at 80% 20%, rgba(56, 189, 248, 0.08) 0%, transparent 50%),
                     radial-gradient(ellipse at 50% 80%, rgba(6, 182, 212, 0.06) 0%, transparent 50%);

    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;

    --font-body: 'Outfit', system-ui, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: all 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* Light Theme */
[data-theme="light"] {
    --bg-primary: #f8fafc;
    --bg-secondary: #ffffff;
    --bg-card: #ffffff;
    --bg-card-hover: #f0f9ff;
    --bg-input: #f1f5f9;
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    --border-color: #e2e8f0;
    --border-glow: rgba(14, 165, 233, 0.2);
    --shadow-color: rgba(0, 0, 0, 0.08);
    --glass-bg: rgba(255, 255, 255, 0.8);
    --glass-border: rgba(14, 165, 233, 0.15);
    --gradient-hero: linear-gradient(160deg, #f0f9ff 0%, #e0f2fe 30%, #f8fafc 50%, #e0f2fe 70%, #f0f9ff 100%);
    --gradient-mesh: radial-gradient(ellipse at 20% 50%, rgba(14, 165, 233, 0.08) 0%, transparent 50%),
                     radial-gradient(ellipse at 80% 20%, rgba(56, 189, 248, 0.05) 0%, transparent 50%),
                     radial-gradient(ellipse at 50% 80%, rgba(6, 182, 212, 0.04) 0%, transparent 50%);
}

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

html { scroll-behavior: smooth; }

body {
    font-family: var(--font-body);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    transition: background 0.4s ease, color 0.4s ease;
}

a { color: var(--accent); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--sky-300); }

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

/* ---- Scrollbar ---- */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg-secondary); }
::-webkit-scrollbar-thumb { background: var(--sky-700); border-radius: 10px; }
::-webkit-scrollbar-thumb:hover { background: var(--sky-500); }

/* ---- Container ---- */
.container { max-width: 1280px; margin: 0 auto; padding: 0 24px; }
.container-narrow { max-width: 960px; margin: 0 auto; padding: 0 24px; }

/* ---- Particles Canvas ---- */
#particles-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
}

/* ========== NAVBAR ========== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    transition: var(--transition);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    background: transparent;
}
.navbar.scrolled {
    background: var(--glass-bg);
    border-bottom: 1px solid var(--glass-border);
    padding: 10px 0;
    box-shadow: 0 8px 32px var(--shadow-color);
}
.nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}
.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 800;
    font-size: 1.2rem;
    color: var(--text-primary);
    letter-spacing: -0.5px;
}
.nav-logo .logo-icon {
    width: 38px;
    height: 38px;
    background: var(--gradient-primary);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    color: white;
    font-weight: 900;
    box-shadow: 0 4px 15px var(--accent-glow);
}
.nav-logo span { background: var(--gradient-primary); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.nav-links { display: flex; align-items: center; gap: 32px; list-style: none; }
.nav-links a {
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.95rem;
    position: relative;
    padding: 4px 0;
}
.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    border-radius: 2px;
    transition: width 0.3s ease;
}
.nav-links a:hover { color: var(--text-primary); }
.nav-links a:hover::after { width: 100%; }
.nav-actions { display: flex; align-items: center; gap: 12px; }

/* Theme Toggle */
.theme-toggle {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    background: var(--bg-card);
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    transition: var(--transition);
}
.theme-toggle:hover {
    border-color: var(--accent);
    color: var(--accent);
    transform: rotate(20deg);
}

/* Mobile Menu */
.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}
.mobile-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: var(--transition);
}

/* ========== BUTTONS ========== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 28px;
    border-radius: var(--radius-md);
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    border: none;
    transition: var(--transition-bounce);
    text-decoration: none;
    position: relative;
    overflow: hidden;
}
.btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.15), transparent);
    opacity: 0;
    transition: opacity 0.3s;
}
.btn:hover::before { opacity: 1; }
.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 4px 20px var(--accent-glow);
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(14, 165, 233, 0.4);
    color: white;
}
.btn-outline {
    background: transparent;
    color: var(--accent);
    border: 1.5px solid var(--accent);
}
.btn-outline:hover {
    background: var(--accent);
    color: white;
    transform: translateY(-2px);
}
.btn-ghost {
    background: var(--bg-card);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}
.btn-ghost:hover {
    border-color: var(--accent);
    transform: translateY(-2px);
}
.btn-sm { padding: 8px 18px; font-size: 0.85rem; }
.btn-lg { padding: 16px 36px; font-size: 1.05rem; }
.btn-block { width: 100%; justify-content: center; }

/* ========== HERO SECTION ========== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    background: var(--gradient-hero);
    overflow: hidden;
}
.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--gradient-mesh);
    z-index: 1;
}
.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    padding: 120px 24px 80px;
}
.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background: rgba(14, 165, 233, 0.1);
    border: 1px solid rgba(56, 189, 248, 0.2);
    border-radius: 100px;
    font-size: 0.85rem;
    color: var(--sky-300);
    margin-bottom: 28px;
    animation: fadeSlideDown 0.8s ease-out;
}
.hero-badge .pulse {
    width: 8px;
    height: 8px;
    background: var(--sky-400);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}
.hero h1 {
    font-size: clamp(2.5rem, 6vw, 4.2rem);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -1.5px;
    animation: fadeSlideUp 0.8s ease-out 0.2s both;
}
.hero h1 .gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    position: relative;
}
.hero p {
    font-size: 1.2rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 36px;
    animation: fadeSlideUp 0.8s ease-out 0.4s both;
}
.hero-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    animation: fadeSlideUp 0.8s ease-out 0.6s both;
}
.hero-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 48px;
    margin-top: 64px;
    animation: fadeSlideUp 0.8s ease-out 0.8s both;
}
.stat-item { text-align: center; }
.stat-item .number {
    font-size: 2rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.stat-item .label { font-size: 0.85rem; color: var(--text-muted); margin-top: 4px; }

/* Floating glow orbs */
.hero-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.4;
    animation: float 8s ease-in-out infinite;
    z-index: 0;
}
.hero-orb-1 {
    width: 400px; height: 400px;
    background: var(--sky-500);
    top: -100px; right: -100px;
    animation-delay: 0s;
}
.hero-orb-2 {
    width: 300px; height: 300px;
    background: var(--sky-600);
    bottom: -50px; left: -100px;
    animation-delay: -3s;
}
.hero-orb-3 {
    width: 200px; height: 200px;
    background: #06b6d4;
    top: 40%; left: 60%;
    animation-delay: -5s;
    opacity: 0.2;
}

/* ========== SECTION LAYOUT ========== */
.section {
    padding: 100px 0;
    position: relative;
    z-index: 2;
}
.section-header {
    text-align: center;
    margin-bottom: 60px;
}
.section-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 16px;
}
.section-label::before, .section-label::after {
    content: '';
    width: 30px;
    height: 1px;
    background: var(--accent);
    opacity: 0.3;
}
.section-title {
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    font-weight: 800;
    letter-spacing: -1px;
    margin-bottom: 16px;
}
.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 550px;
    margin: 0 auto;
}

/* ========== PRODUCT CARDS ========== */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 28px;
}
.product-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    overflow: hidden;
    transition: var(--transition-bounce);
    position: relative;
    animation: fadeSlideUp 0.6s ease-out both;
}
.product-card:hover {
    transform: translateY(-8px);
    border-color: var(--accent);
    box-shadow: 0 20px 50px rgba(14, 165, 233, 0.15);
}
.product-card .card-image {
    height: 200px;
    background: linear-gradient(135deg, var(--bg-secondary), var(--bg-card));
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}
.product-card .card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.product-card .card-image .placeholder-icon {
    font-size: 3rem;
    opacity: 0.3;
}
.card-badge {
    position: absolute;
    top: 14px;
    left: 14px;
    padding: 4px 12px;
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.badge-sale { background: #ef4444; color: white; }
.badge-new { background: var(--sky-500); color: white; }
.badge-hot { background: #f59e0b; color: #1a1a1a; }
.card-type {
    position: absolute;
    top: 14px;
    right: 14px;
    padding: 4px 12px;
    background: var(--glass-bg);
    backdrop-filter: blur(8px);
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--sky-300);
    border: 1px solid var(--glass-border);
    text-transform: capitalize;
}
.card-body { padding: 24px; }
.card-category {
    font-size: 0.8rem;
    color: var(--accent);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 8px;
}
.card-title {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--text-primary);
}
.card-title a { color: inherit; }
.card-title a:hover { color: var(--accent); }
.card-tagline {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 16px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.card-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 16px;
}
.tech-tag {
    padding: 3px 10px;
    background: rgba(14, 165, 233, 0.1);
    border: 1px solid rgba(56, 189, 248, 0.15);
    border-radius: 6px;
    font-size: 0.75rem;
    font-family: var(--font-mono);
    color: var(--sky-300);
}
.card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 16px;
    border-top: 1px solid var(--border-color);
}
.card-pricing { display: flex; align-items: baseline; gap: 8px; }
.card-price {
    font-size: 1.4rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.card-original-price {
    font-size: 0.9rem;
    color: var(--text-muted);
    text-decoration: line-through;
}
.card-rating {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 0.85rem;
    color: #f59e0b;
}

/* ========== CATEGORY CARDS ========== */
.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 20px;
}
.category-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 32px 24px;
    text-align: center;
    transition: var(--transition-bounce);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}
.category-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity 0.3s;
}
.category-card:hover {
    transform: translateY(-6px);
    border-color: var(--accent);
    box-shadow: 0 12px 40px var(--accent-glow);
}
.category-card:hover::before { opacity: 0.06; }
.category-card .cat-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 16px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    position: relative;
    z-index: 1;
}
.category-card .cat-name {
    font-weight: 700;
    margin-bottom: 4px;
    position: relative;
    z-index: 1;
}
.category-card .cat-count {
    font-size: 0.85rem;
    color: var(--text-muted);
    position: relative;
    z-index: 1;
}

/* ========== GLASS CARD ========== */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 32px;
}

/* ========== FORMS ========== */
.form-group { margin-bottom: 20px; }
.form-label {
    display: block;
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 8px;
    color: var(--text-primary);
}
.form-input, .form-select, .form-textarea {
    width: 100%;
    padding: 14px 18px;
    background: var(--bg-input);
    border: 1.5px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 0.95rem;
    transition: var(--transition);
    outline: none;
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 4px var(--accent-glow);
}
.form-textarea { resize: vertical; min-height: 120px; }

/* ========== ALERTS ========== */
.alert {
    padding: 16px 20px;
    border-radius: var(--radius-md);
    margin-bottom: 20px;
    font-size: 0.95rem;
    border-left: 4px solid;
}
.alert-success { background: rgba(16, 185, 129, 0.1); border-color: #10b981; color: #10b981; }
.alert-error { background: rgba(239, 68, 68, 0.1); border-color: #ef4444; color: #ef4444; }
.alert-warning { background: rgba(245, 158, 11, 0.1); border-color: #f59e0b; color: #f59e0b; }
.alert-info { background: rgba(14, 165, 233, 0.1); border-color: var(--sky-500); color: var(--sky-400); }

/* ========== FOOTER ========== */
.footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: 60px 0 30px;
    position: relative;
    z-index: 2;
}
.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}
.footer-brand p { color: var(--text-secondary); font-size: 0.9rem; margin-top: 16px; line-height: 1.8; }
.footer h4 {
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--text-primary);
}
.footer-links { list-style: none; }
.footer-links li { margin-bottom: 12px; }
.footer-links a { color: var(--text-secondary); font-size: 0.9rem; }
.footer-links a:hover { color: var(--accent); padding-left: 4px; }
.footer-bottom {
    padding-top: 30px;
    border-top: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* ========== AUTH PAGES ========== */
.auth-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 120px 24px 60px;
    position: relative;
}
.auth-box {
    width: 100%;
    max-width: 440px;
}

/* ========== DASHBOARD ========== */
.dashboard-layout {
    display: grid;
    grid-template-columns: 260px 1fr;
    min-height: 100vh;
}
.sidebar {
    background: var(--bg-secondary);
    border-right: 1px solid var(--border-color);
    padding: 24px 16px;
    position: sticky;
    top: 0;
    height: 100vh;
    overflow-y: auto;
}
.sidebar-nav { list-style: none; margin-top: 20px; }
.sidebar-nav a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.9rem;
    margin-bottom: 4px;
}
.sidebar-nav a:hover, .sidebar-nav a.active {
    background: rgba(14, 165, 233, 0.1);
    color: var(--accent);
}
.main-content { padding: 32px; }

/* ========== LICENSE KEY DISPLAY ========== */
.license-display {
    background: var(--bg-input);
    border: 1.5px solid var(--accent);
    border-radius: var(--radius-md);
    padding: 18px 24px;
    font-family: var(--font-mono);
    font-size: 1.05rem;
    letter-spacing: 1px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}
.license-display .copy-btn {
    background: var(--accent);
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 0.85rem;
    font-weight: 600;
    white-space: nowrap;
}

/* ========== TABLE ========== */
.data-table {
    width: 100%;
    border-collapse: collapse;
}
.data-table th, .data-table td {
    padding: 14px 18px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}
.data-table th {
    font-weight: 700;
    font-size: 0.85rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.data-table tr:hover td { background: var(--bg-card-hover); }

.status-badge {
    padding: 4px 12px;
    border-radius: 100px;
    font-size: 0.8rem;
    font-weight: 600;
}
.status-active { background: rgba(16,185,129,0.15); color: #10b981; }
.status-paid { background: rgba(16,185,129,0.15); color: #10b981; }
.status-pending { background: rgba(245,158,11,0.15); color: #f59e0b; }
.status-expired { background: rgba(239,68,68,0.15); color: #ef4444; }
.status-failed { background: rgba(239,68,68,0.15); color: #ef4444; }
.status-revoked { background: rgba(239,68,68,0.15); color: #ef4444; }

/* ========== PAGINATION ========== */
.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 40px;
}
.pagination a, .pagination span {
    padding: 10px 16px;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-secondary);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
}
.pagination a:hover, .pagination .active {
    background: var(--accent);
    color: white;
    border-color: var(--accent);
}

/* ========== ANIMATIONS ========== */
@keyframes fadeSlideUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeSlideDown {
    from { opacity: 0; transform: translateY(-20px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -30px) scale(1.05); }
    66% { transform: translate(-20px, 20px) scale(0.95); }
}
@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.8); opacity: 0.3; }
}
@keyframes shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes glow {
    0%, 100% { box-shadow: 0 0 20px var(--accent-glow); }
    50% { box-shadow: 0 0 40px var(--accent-glow), 0 0 60px rgba(14, 165, 233, 0.1); }
}

.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}
.animate-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Stagger children */
.stagger-children > *:nth-child(1) { transition-delay: 0.1s; }
.stagger-children > *:nth-child(2) { transition-delay: 0.2s; }
.stagger-children > *:nth-child(3) { transition-delay: 0.3s; }
.stagger-children > *:nth-child(4) { transition-delay: 0.4s; }
.stagger-children > *:nth-child(5) { transition-delay: 0.5s; }
.stagger-children > *:nth-child(6) { transition-delay: 0.6s; }

/* Loading skeleton */
.skeleton {
    background: linear-gradient(90deg, var(--bg-card) 25%, var(--bg-card-hover) 50%, var(--bg-card) 75%);
    background-size: 400% 100%;
    animation: shimmer 1.5s ease-in-out infinite;
    border-radius: var(--radius-sm);
}

/* ========== RESPONSIVE ========== */
@media (max-width: 1024px) {
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .dashboard-layout { grid-template-columns: 1fr; }
    .sidebar { display: none; }
}
@media (max-width: 768px) {
    .nav-links { display: none; }
    .mobile-toggle { display: flex; }
    .hero h1 { font-size: 2.2rem; }
    .hero-stats { flex-direction: column; gap: 24px; }
    .products-grid { grid-template-columns: 1fr; }
    .categories-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: 1fr; }
    .hero-actions { flex-direction: column; }
    .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }
}