/**
 * Image to 4K AI Upscaler - Main Stylesheet
 */

:root {
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    --secondary: #ec4899;
    --accent: #06b6d4;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;

    --gradient-primary: linear-gradient(135deg, #6366f1 0%, #ec4899 50%, #06b6d4 100%);
    --gradient-dark: linear-gradient(135deg, #0f0f23 0%, #1a1a3e 50%, #0d1b2a 100%);
    --gradient-light: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 50%, #f1f5f9 100%);

    --font-primary: 'Poppins', sans-serif;
    --font-secondary: 'Inter', sans-serif;
    --font-display: 'Montserrat', sans-serif;

    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 32px;

    --shadow-sm: 0 2px 8px rgba(0,0,0,0.08);
    --shadow-md: 0 8px 24px rgba(0,0,0,0.12);
    --shadow-lg: 0 16px 48px rgba(0,0,0,0.16);
    --shadow-glow: 0 0 40px rgba(99,102,241,0.3);

    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="dark"] {
    --bg-primary: #0a0a1a;
    --bg-secondary: #12122a;
    --bg-card: rgba(255,255,255,0.05);
    --bg-glass: rgba(255,255,255,0.08);
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --border-color: rgba(255,255,255,0.1);
    --navbar-bg: rgba(10,10,26,0.85);
}

[data-theme="light"] {
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-card: rgba(255,255,255,0.9);
    --bg-glass: rgba(255,255,255,0.7);
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    --border-color: rgba(0,0,0,0.08);
    --navbar-bg: rgba(255,255,255,0.9);
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    font-family: var(--font-secondary);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    transition: background 0.3s, color 0.3s;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.2;
}

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

/* Preloader */
#preloader {
    position: fixed; inset: 0; z-index: 99999;
    background: var(--bg-primary);
    display: flex; align-items: center; justify-content: center;
    transition: opacity 0.5s, visibility 0.5s;
}
#preloader.hidden { opacity: 0; visibility: hidden; }
.loader { text-align: center; }
.loader-inner {
    width: 50px; height: 50px; margin: 0 auto 15px;
    border: 3px solid var(--border-color);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* Header */
.site-header {
    position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
    background: var(--navbar-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition);
}
.site-header.scrolled { box-shadow: var(--shadow-md); }
.navbar { padding: 0.75rem 0; }
.navbar-brand { display: flex; align-items: center; gap: 10px; font-family: var(--font-display); font-weight: 700; font-size: 1.1rem; color: var(--text-primary); }
.navbar-brand:hover { color: var(--text-primary); }
.brand-text { display: none; }
@media (min-width: 576px) { .brand-text { display: inline; } }

.nav-link {
    color: var(--text-secondary) !important;
    font-weight: 500; padding: 0.5rem 1rem !important;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}
.nav-link:hover, .nav-link.active { color: var(--primary-light) !important; }
.navbar-toggler { border-color: var(--border-color); }
.navbar-toggler-icon { filter: invert(1); }
[data-theme="light"] .navbar-toggler-icon { filter: none; }

.btn-icon {
    width: 40px; height: 40px; padding: 0;
    display: flex; align-items: center; justify-content: center;
    border-radius: 50%; border: 1px solid var(--border-color);
    background: var(--bg-glass); color: var(--text-primary);
    transition: var(--transition);
}
.btn-icon:hover { background: var(--primary); color: #fff; border-color: var(--primary); }

.btn-glass {
    background: var(--bg-glass);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    border-radius: var(--radius-md);
    padding: 0.5rem 1.25rem;
    font-weight: 500;
    transition: var(--transition);
}
.btn-glass:hover { background: var(--primary); color: #fff; border-color: var(--primary); }

.btn-primary {
    background: var(--gradient-primary);
    border: none; color: #fff;
    border-radius: var(--radius-md);
    padding: 0.6rem 1.5rem;
    font-weight: 600;
    transition: var(--transition);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: var(--shadow-glow); color: #fff; }
.btn-glow { box-shadow: 0 4px 20px rgba(99,102,241,0.4); }

/* Hero */
.hero-section {
    min-height: 100vh;
    display: flex; align-items: center;
    padding: 120px 0 80px;
    position: relative; overflow: hidden;
    background: var(--gradient-dark);
}
[data-theme="light"] .hero-section { background: var(--gradient-light); }

.hero-bg-animation {
    position: absolute; inset: 0; overflow: hidden; pointer-events: none;
}
.hero-bg-animation .orb {
    position: absolute; border-radius: 50%;
    filter: blur(80px); opacity: 0.4;
    animation: float 8s ease-in-out infinite;
}
.orb-1 { width: 400px; height: 400px; background: var(--primary); top: -100px; right: -100px; }
.orb-2 { width: 300px; height: 300px; background: var(--secondary); bottom: -50px; left: -50px; animation-delay: -3s; }
.orb-3 { width: 200px; height: 200px; background: var(--accent); top: 50%; left: 50%; animation-delay: -5s; }

@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); }
}

.hero-content { position: relative; z-index: 2; }
.hero-badge {
    display: inline-flex; align-items: center; gap: 8px;
    background: var(--bg-glass); backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    padding: 8px 16px; border-radius: 50px;
    font-size: 0.85rem; color: var(--primary-light);
    margin-bottom: 1.5rem;
}
.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800; margin-bottom: 1.5rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    background-clip: text;
}
.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--text-secondary); max-width: 600px;
    margin-bottom: 2rem;
}

/* Upload Box */
.upload-box {
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    border: 2px dashed var(--border-color);
    border-radius: var(--radius-xl);
    padding: 3rem 2rem;
    text-align: center;
    transition: var(--transition);
    cursor: pointer;
    position: relative;
}
.upload-box:hover, .upload-box.dragover {
    border-color: var(--primary);
    background: rgba(99,102,241,0.05);
    box-shadow: var(--shadow-glow);
}
.upload-box .upload-icon {
    font-size: 3rem; color: var(--primary);
    margin-bottom: 1rem;
}
.upload-box h4 { margin-bottom: 0.5rem; }
.upload-box p { color: var(--text-muted); margin-bottom: 1.5rem; }
.upload-box input[type="file"] {
    position: absolute; inset: 0; opacity: 0; cursor: pointer;
}

.upscale-options {
    display: flex; flex-wrap: wrap; gap: 10px;
    margin: 1.5rem 0; justify-content: center;
}
.option-chip {
    padding: 8px 16px; border-radius: 50px;
    border: 1px solid var(--border-color);
    background: var(--bg-glass);
    color: var(--text-secondary);
    cursor: pointer; transition: var(--transition);
    font-size: 0.875rem; font-weight: 500;
}
.option-chip:hover, .option-chip.active {
    background: var(--primary); color: #fff; border-color: var(--primary);
}

.enhancement-options {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 10px; margin: 1rem 0;
}
.enhancement-check {
    display: flex; align-items: center; gap: 8px;
    padding: 10px; border-radius: var(--radius-sm);
    background: var(--bg-glass); border: 1px solid var(--border-color);
    cursor: pointer; transition: var(--transition);
    font-size: 0.85rem;
}
.enhancement-check:has(input:checked) {
    border-color: var(--primary); background: rgba(99,102,241,0.1);
}

/* Progress */
.progress-container { display: none; margin-top: 1.5rem; }
.progress-container.active { display: block; }
.progress-bar-custom {
    height: 8px; border-radius: 4px;
    background: var(--border-color); overflow: hidden;
}
.progress-bar-custom .fill {
    height: 100%; width: 0;
    background: var(--gradient-primary);
    border-radius: 4px;
    transition: width 0.3s;
    animation: progressPulse 1.5s ease-in-out infinite;
}
@keyframes progressPulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.7; } }

.processing-animation {
    display: none; text-align: center; padding: 2rem;
}
.processing-animation.active { display: block; }
.processing-animation .spinner {
    width: 60px; height: 60px; margin: 0 auto 1rem;
    border: 4px solid var(--border-color);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

/* Result */
.result-container { display: none; margin-top: 2rem; }
.result-container.active { display: block; }
.comparison-slider {
    position: relative; overflow: hidden;
    border-radius: var(--radius-lg);
    aspect-ratio: 16/9;
}
.comparison-slider img {
    position: absolute; top: 0; left: 0;
    width: 100%; height: 100%; object-fit: cover;
}
.comparison-slider .after-img { clip-path: inset(0 50% 0 0); }
.comparison-handle {
    position: absolute; top: 0; bottom: 0; left: 50%;
    width: 4px; background: #fff;
    cursor: ew-resize; z-index: 10;
    transform: translateX(-50%);
}
.comparison-handle::after {
    content: '⟷'; position: absolute;
    top: 50%; left: 50%; transform: translate(-50%, -50%);
    background: #fff; color: #333;
    width: 40px; height: 40px; border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.2rem; box-shadow: var(--shadow-md);
}

/* Sections */
section { padding: 80px 0; }
.section-header { text-align: center; margin-bottom: 3rem; }
.section-header .badge-label {
    display: inline-block; padding: 6px 16px;
    background: rgba(99,102,241,0.1); color: var(--primary);
    border-radius: 50px; font-size: 0.85rem; font-weight: 600;
    margin-bottom: 1rem; text-transform: uppercase; letter-spacing: 1px;
}
.section-header h2 {
    font-size: clamp(2rem, 4vw, 2.75rem);
    margin-bottom: 1rem;
}
.section-header p { color: var(--text-secondary); max-width: 600px; margin: 0 auto; }

/* Cards */
.glass-card {
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 2rem;
    transition: var(--transition);
    height: 100%;
}
.glass-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(99,102,241,0.3);
}
.feature-icon {
    width: 60px; height: 60px;
    display: flex; align-items: center; justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    font-size: 1.5rem; color: #fff;
    margin-bottom: 1.25rem;
}

/* Trusted By */
.trusted-section { padding: 40px 0; border-top: 1px solid var(--border-color); border-bottom: 1px solid var(--border-color); }
.trusted-logos { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 3rem; opacity: 0.6; }
.trusted-logos img { height: 30px; filter: grayscale(100%); transition: var(--transition); }
.trusted-logos img:hover { filter: grayscale(0); opacity: 1; }

/* How It Works */
.step-card { text-align: center; position: relative; }
.step-number {
    width: 50px; height: 50px; margin: 0 auto 1.5rem;
    display: flex; align-items: center; justify-content: center;
    background: var(--gradient-primary); color: #fff;
    border-radius: 50%; font-size: 1.25rem; font-weight: 700;
    font-family: var(--font-display);
}

/* Categories */
.category-card {
    position: relative; overflow: hidden;
    border-radius: var(--radius-lg);
    aspect-ratio: 4/3;
    cursor: pointer;
}
.category-card img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s; }
.category-card:hover img { transform: scale(1.1); }
.category-overlay {
    position: absolute; inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.8) 0%, transparent 60%);
    display: flex; flex-direction: column; justify-content: flex-end;
    padding: 1.5rem; color: #fff;
}
.category-overlay h5 { margin: 0; font-size: 1rem; }

/* Stats */
.stats-section {
    background: var(--gradient-primary);
    padding: 60px 0;
}
.stat-item { text-align: center; color: #fff; }
.stat-number {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800; font-family: var(--font-display);
    display: block;
}
.stat-label { font-size: 0.95rem; opacity: 0.9; }

/* Testimonials */
.testimonial-card { text-align: center; }
.testimonial-avatar {
    width: 70px; height: 70px; border-radius: 50%;
    object-fit: cover; margin: 0 auto 1rem;
    border: 3px solid var(--primary);
}
.testimonial-rating { color: #fbbf24; margin-bottom: 1rem; }
.testimonial-text { font-style: italic; color: var(--text-secondary); margin-bottom: 1rem; }
.testimonial-author { font-weight: 600; }
.testimonial-role { font-size: 0.85rem; color: var(--text-muted); }

/* FAQ */
.faq-item {
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    margin-bottom: 1rem; overflow: hidden;
}
.faq-question {
    padding: 1.25rem 1.5rem; cursor: pointer;
    display: flex; justify-content: space-between; align-items: center;
    font-weight: 600; transition: var(--transition);
}
.faq-question:hover { color: var(--primary); }
.faq-answer {
    padding: 0 1.5rem; max-height: 0; overflow: hidden;
    transition: max-height 0.3s, padding 0.3s;
    color: var(--text-secondary);
}
.faq-item.active .faq-answer { padding: 0 1.5rem 1.25rem; max-height: 500px; }
.faq-item.active .faq-question i { transform: rotate(180deg); }

/* Newsletter */
.newsletter-section {
    background: var(--bg-secondary);
    border-radius: var(--radius-xl);
    padding: 3rem;
    text-align: center;
}
.newsletter-form {
    display: flex; gap: 10px; max-width: 500px; margin: 1.5rem auto 0;
}
.newsletter-form input {
    flex: 1; padding: 0.75rem 1.25rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background: var(--bg-glass); color: var(--text-primary);
}

/* CTA */
.cta-section {
    background: var(--gradient-primary);
    border-radius: var(--radius-xl);
    padding: 4rem 2rem; text-align: center; color: #fff;
    margin: 0 15px;
}
.cta-section h2 { color: #fff; margin-bottom: 1rem; }
.cta-section p { opacity: 0.9; margin-bottom: 2rem; }
.cta-section .btn { background: #fff; color: var(--primary); font-weight: 700; }

/* Pricing */
.pricing-card {
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: 2.5rem 2rem;
    text-align: center; transition: var(--transition);
    height: 100%; position: relative;
}
.pricing-card.featured {
    border-color: var(--primary);
    transform: scale(1.05);
    box-shadow: var(--shadow-glow);
}
.pricing-card.featured::before {
    content: 'Most Popular';
    position: absolute; top: -12px; left: 50%; transform: translateX(-50%);
    background: var(--gradient-primary); color: #fff;
    padding: 4px 16px; border-radius: 50px;
    font-size: 0.75rem; font-weight: 600;
}
.pricing-price {
    font-size: 3rem; font-weight: 800;
    font-family: var(--font-display);
    margin: 1rem 0;
}
.pricing-price span { font-size: 1rem; font-weight: 400; color: var(--text-muted); }
.pricing-features { list-style: none; padding: 0; margin: 1.5rem 0; text-align: left; }
.pricing-features li { padding: 8px 0; color: var(--text-secondary); }
.pricing-features li i { color: var(--success); margin-right: 8px; }

/* Page Header */
.page-header {
    padding: 140px 0 60px;
    background: var(--gradient-dark);
    text-align: center;
}
[data-theme="light"] .page-header { background: var(--gradient-light); }
.page-header h1 { font-size: clamp(2rem, 4vw, 3rem); margin-bottom: 1rem; }
.page-header p { color: var(--text-secondary); max-width: 600px; margin: 0 auto; }

/* Breadcrumb */
.breadcrumb-nav { padding: 1rem 0; }
.breadcrumb { margin: 0; background: transparent; }
.breadcrumb-item a { color: var(--text-muted); }
.breadcrumb-item.active { color: var(--text-primary); }

/* Blog */
.blog-card {
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden; transition: var(--transition);
    height: 100%;
}
.blog-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); }
.blog-card img { width: 100%; height: 200px; object-fit: cover; }
.blog-card-body { padding: 1.5rem; }
.blog-meta { font-size: 0.85rem; color: var(--text-muted); margin-bottom: 0.75rem; }

/* Contact Form */
.form-control, .form-select {
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    border-radius: var(--radius-md);
    padding: 0.75rem 1rem;
}
.form-control:focus, .form-select:focus {
    background: var(--bg-glass);
    border-color: var(--primary);
    color: var(--text-primary);
    box-shadow: 0 0 0 3px rgba(99,102,241,0.2);
}
.form-control::placeholder { color: var(--text-muted); }

/* Dashboard */
.dashboard-sidebar {
    background: var(--bg-secondary);
    border-right: 1px solid var(--border-color);
    min-height: calc(100vh - 70px);
    padding: 2rem 0;
}
.dashboard-nav .nav-link {
    color: var(--text-secondary) !important;
    padding: 0.75rem 1.5rem !important;
    border-radius: 0;
    border-left: 3px solid transparent;
}
.dashboard-nav .nav-link:hover, .dashboard-nav .nav-link.active {
    background: rgba(99,102,241,0.1);
    color: var(--primary) !important;
    border-left-color: var(--primary);
}
.stat-card {
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
}
.stat-card .stat-icon {
    width: 50px; height: 50px;
    display: flex; align-items: center; justify-content: center;
    border-radius: var(--radius-md);
    font-size: 1.25rem;
}

/* Footer */
.site-footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    margin-top: 4rem;
}
.footer-top { padding: 4rem 0 2rem; }
.footer-top h5 { font-size: 1rem; margin-bottom: 1.25rem; color: var(--text-primary); }
.footer-links { list-style: none; padding: 0; }
.footer-links li { margin-bottom: 0.5rem; }
.footer-links a { color: var(--text-muted); font-size: 0.9rem; }
.footer-links a:hover { color: var(--primary); }
.social-links { display: flex; gap: 12px; margin-top: 1rem; }
.social-links a {
    width: 40px; height: 40px;
    display: flex; align-items: center; justify-content: center;
    background: var(--bg-glass); border: 1px solid var(--border-color);
    border-radius: 50%; color: var(--text-secondary);
    transition: var(--transition);
}
.social-links a:hover { background: var(--primary); color: #fff; border-color: var(--primary); }
.footer-bottom {
    padding: 1.5rem 0;
    border-top: 1px solid var(--border-color);
    font-size: 0.85rem; color: var(--text-muted);
}

/* Back to Top */
.back-to-top {
    position: fixed; bottom: 30px; right: 30px;
    width: 45px; height: 45px;
    background: var(--gradient-primary); color: #fff;
    border: none; border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    opacity: 0; visibility: hidden;
    transition: var(--transition); z-index: 999;
    box-shadow: var(--shadow-md);
}
.back-to-top.visible { opacity: 1; visibility: visible; }
.back-to-top:hover { transform: translateY(-3px); }

/* Cookie Consent */
.cookie-consent {
    position: fixed; bottom: 0; left: 0; right: 0; z-index: 9999;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: 1rem 0;
    box-shadow: 0 -4px 20px rgba(0,0,0,0.1);
}
.cookie-content {
    display: flex; align-items: center; justify-content: space-between;
    flex-wrap: wrap; gap: 1rem; max-width: 1200px; margin: 0 auto; padding: 0 15px;
}
.cookie-content p { margin: 0; font-size: 0.9rem; color: var(--text-secondary); }

/* Alerts */
.alert-custom {
    padding: 1rem 1.25rem; border-radius: var(--radius-md);
    margin-bottom: 1rem; display: flex; align-items: center; gap: 10px;
}
.alert-success { background: rgba(16,185,129,0.1); border: 1px solid rgba(16,185,129,0.3); color: var(--success); }
.alert-danger { background: rgba(239,68,68,0.1); border: 1px solid rgba(239,68,68,0.3); color: var(--danger); }
.alert-info { background: rgba(99,102,241,0.1); border: 1px solid rgba(99,102,241,0.3); color: var(--primary); }

/* Admin */
.admin-sidebar {
    width: 260px; min-height: 100vh;
    background: #1e1e2e; color: #cdd6f4;
    position: fixed; left: 0; top: 0; z-index: 1000;
    padding-top: 0; transition: var(--transition);
}
.admin-sidebar .brand { padding: 1.25rem; border-bottom: 1px solid rgba(255,255,255,0.1); font-weight: 700; }
.admin-sidebar .nav-link {
    color: #a6adc8 !important; padding: 0.75rem 1.25rem !important;
    display: flex; align-items: center; gap: 10px;
    border-radius: 0; font-size: 0.9rem;
}
.admin-sidebar .nav-link:hover, .admin-sidebar .nav-link.active {
    background: rgba(99,102,241,0.15); color: #fff !important;
}
.admin-content { margin-left: 260px; padding: 2rem; min-height: 100vh; background: #f4f6f9; }
.admin-topbar {
    background: #fff; padding: 1rem 2rem;
    margin: -2rem -2rem 2rem; border-bottom: 1px solid #e2e8f0;
    display: flex; justify-content: space-between; align-items: center;
}
.admin-card {
    background: #fff; border-radius: var(--radius-md);
    padding: 1.5rem; box-shadow: var(--shadow-sm);
    border: 1px solid #e2e8f0;
}
.table-responsive { border-radius: var(--radius-md); overflow: hidden; }

/* Responsive */
@media (max-width: 991px) {
    .admin-sidebar { transform: translateX(-100%); }
    .admin-sidebar.show { transform: translateX(0); }
    .admin-content { margin-left: 0; }
    .pricing-card.featured { transform: none; }
    .newsletter-form { flex-direction: column; }
}

@media (max-width: 767px) {
    section { padding: 60px 0; }
    .hero-section { padding: 100px 0 60px; min-height: auto; }
    .upload-box { padding: 2rem 1rem; }
    .navbar-actions { margin-top: 1rem; }
    .cta-section { padding: 3rem 1.5rem; }
}

@media (max-width: 575px) {
    .upscale-options { gap: 6px; }
    .option-chip { padding: 6px 12px; font-size: 0.8rem; }
}

/* Utility */
.text-gradient {
    background: var(--gradient-primary);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    background-clip: text;
}
.bg-gradient { background: var(--gradient-primary) !important; }
.lazy-load { opacity: 0; transition: opacity 0.3s; }
.lazy-load.loaded { opacity: 1; }