/* ================================================
   NovaLanding Pack - Main Showcase Stylesheet
   ================================================ */

/* CSS Variables */
:root {
    /* Primary Colors */
    --primary-color: #6366f1;
    --primary-hover: #4f46e5;
    --secondary-color: #8b5cf6;
    --accent-color: #06b6d4;
    
    /* Background Colors */
    --background: #0a0a0f;
    --background-light: #12121a;
    --surface: #1a1a24;
    --surface-hover: #22222e;
    
    /* Text Colors */
    --text-primary: #ffffff;
    --text-secondary: #a1a1aa;
    --text-muted: #71717a;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #06b6d4 100%);
    --gradient-card: linear-gradient(145deg, rgba(255,255,255,0.05) 0%, rgba(255,255,255,0.02) 100%);
    --gradient-glow: radial-gradient(ellipse at center, rgba(99, 102, 241, 0.15) 0%, transparent 70%);
    
    /* Effects */
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    --neumorphic-shadow: 5px 5px 10px rgba(0, 0, 0, 0.3), -5px -5px 10px rgba(255, 255, 255, 0.05);
    
    /* Spacing */
    --container-width: 1200px;
    --section-padding: 100px;
    --header-height: 80px;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 30px;
}

/* Light Mode Variables */
[data-theme="light"] {
    --background: #f8fafc;
    --background-light: #ffffff;
    --surface: #ffffff;
    --surface-hover: #f1f5f9;
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    --glass-bg: rgba(255, 255, 255, 0.7);
    --glass-border: rgba(0, 0, 0, 0.1);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    --neumorphic-shadow: 5px 5px 10px rgba(0, 0, 0, 0.05), -5px -5g 10px #ffffff;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--background);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    transition: background-color var(--transition-normal), color var(--transition-normal);
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
    line-height: 1.2;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color var(--transition-fast);
}

ul {
    list-style: none;
}

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

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

input, textarea {
    font-family: inherit;
}

/* Container */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
}

/* ================================================
   Header Styles
   ================================================ */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    background: rgba(10, 10, 15, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
    z-index: 1000;
    transition: all var(--transition-normal);
}

[data-theme="light"] .header {
    background: rgba(255, 255, 255, 0.9);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.nav__logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--text-primary);
}

.nav__logo span {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav__menu {
    display: flex;
    align-items: center;
}

.nav__list {
    display: flex;
    align-items: center;
    gap: 40px;
}

.nav__link {
    font-weight: 500;
    color: var(--text-secondary);
    position: relative;
}

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

.nav__link:hover {
    color: var(--text-primary);
}

.nav__link:hover::after {
    width: 100%;
}

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

.theme-toggle {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-md);
    background: var(--surface);
    border: 1px solid var(--glass-border);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-primary);
    transition: all var(--transition-normal);
}

.theme-toggle:hover {
    background: var(--surface-hover);
    transform: rotate(15deg);
}

.theme-toggle .sun-icon {
    display: none;
}

.theme-toggle .moon-icon {
    display: block;
}

[data-theme="light"] .theme-toggle .sun-icon {
    display: block;
}

[data-theme="light"] .theme-toggle .moon-icon {
    display: none;
}

.nav__toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
}

.nav__toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: all var(--transition-normal);
}

/* ================================================
   Button Styles
   ================================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: all var(--transition-normal);
    white-space: nowrap;
}

.btn--primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 4px 20px rgba(99, 102, 241, 0.3);
}

.btn--primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(99, 102, 241, 0.4);
}

.btn--outline {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid var(--glass-border);
}

.btn--outline:hover {
    background: var(--glass-bg);
    border-color: var(--primary-color);
}

.btn--small {
    padding: 10px 20px;
    font-size: 0.9rem;
}

.btn--large {
    padding: 18px 36px;
    font-size: 1.1rem;
}

.btn--full {
    width: 100%;
}

/* ================================================
   Hero Section
   ================================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: calc(var(--header-height) + 60px) 0 60px;
    overflow: hidden;
}

.hero__bg {
    position: absolute;
    inset: 0;
    z-index: -1;
}

.hero__grid {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(99, 102, 241, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(99, 102, 241, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
}

.hero__glow {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.5;
}

.hero__glow--1 {
    width: 600px;
    height: 600px;
    background: var(--primary-color);
    top: -200px;
    left: -100px;
    animation: float 8s ease-in-out infinite;
}

.hero__glow--2 {
    width: 500px;
    height: 500px;
    background: var(--secondary-color);
    bottom: -150px;
    right: -100px;
    animation: float 10s ease-in-out infinite reverse;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(30px, 30px); }
}

.hero__particles {
    position: absolute;
    inset: 0;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--primary-color);
    border-radius: 50%;
    opacity: 0.5;
    animation: particle-float 15s infinite;
}

@keyframes particle-float {
    0%, 100% { transform: translateY(100vh) rotate(0deg); opacity: 0; }
    10% { opacity: 0.5; }
    90% { opacity: 0.5; }
    100% { transform: translateY(-100vh) rotate(720deg); opacity: 0; }
}

.hero__content {
    text-align: center;
    max-width: 800px;
}

.hero__badge {
    margin-bottom: 24px;
}

.badge {
    display: inline-block;
    padding: 8px 20px;
    font-size: 0.9rem;
    font-weight: 600;
    border-radius: 50px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
}

.badge--gradient {
    background: var(--gradient-primary);
    border: none;
    color: white;
}

.hero__title {
    font-size: 4rem;
    margin-bottom: 24px;
    line-height: 1.1;
}

.hero__title-line {
    display: block;
}

.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero__subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
    line-height: 1.8;
}

.hero__buttons {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-bottom: 60px;
    flex-wrap: wrap;
}

.hero__stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 60px;
    flex-wrap: wrap;
}

.stat {
    text-align: center;
}

.stat__number {
    display: block;
    font-size: 2.5rem;
    font-weight: 800;
    font-family: 'Poppins', sans-serif;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat__label {
    font-size: 0.9rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.hero__scroll {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
}

.hero__scroll a {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    animation: scroll-bounce 2s infinite;
}

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

/* ================================================
   Section Styles
   ================================================ */
.section {
    padding: var(--section-padding) 0;
}

.section__header {
    text-align: center;
    max-width: 600px;
    margin: 0 auto 60px;
}

.section__badge {
    display: inline-block;
    padding: 6px 16px;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--primary-color);
    margin-bottom: 16px;
}

.section__title {
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.section__subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
}

/* ================================================
   Templates Section
   ================================================ */
.templates__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.template-card {
    background: var(--surface);
    border-radius: var(--radius-lg);
    border: 1px solid var(--glass-border);
    overflow: hidden;
    transition: all var(--transition-normal);
}

.template-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--glass-shadow);
    border-color: var(--primary-color);
}

.template-card__preview {
    position: relative;
    aspect-ratio: 16/10;
    overflow: hidden;
    background: var(--background-light);
}

.template-card__image {
    width: 100%;
    height: 100%;
    padding: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.template-preview {
    width: 100%;
    height: 100%;
    border-radius: var(--radius-sm);
    overflow: hidden;
    position: relative;
}

.template-preview--healthtech {
    background: linear-gradient(135deg, #065f46 0%, #047857 100%);
}

.template-preview--portfolio {
    background: linear-gradient(135deg, #78350f 0%, #92400e 100%);
}

.template-preview--saas {
    background: linear-gradient(135deg, #3730a3 0%, #4f46e5 100%);
}

.preview-nav {
    height: 20px;
    background: rgba(0,0,0,0.2);
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.preview-hero {
    padding: 15px;
}

.preview-text {
    height: 8px;
    background: rgba(255,255,255,0.3);
    border-radius: 4px;
    margin-bottom: 8px;
}

.preview-text.short {
    width: 60%;
}

.preview-btn {
    width: 80px;
    height: 20px;
    background: rgba(255,255,255,0.4);
    border-radius: 4px;
    margin-top: 12px;
}

.preview-features, .preview-gallery, .preview-pricing {
    display: flex;
    gap: 10px;
    padding: 0 15px;
}

.preview-feature, .preview-img, .preview-price-card {
    flex: 1;
    height: 40px;
    background: rgba(255,255,255,0.1);
    border-radius: 4px;
}

.preview-price-card.popular {
    background: rgba(255,255,255,0.3);
}

.template-card__overlay {
    position: absolute;
    inset: 0;
    background: rgba(0,0,0,0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.template-card:hover .template-card__overlay {
    opacity: 1;
}

.template-card__badge {
    position: absolute;
    top: 12px;
    right: 12px;
    padding: 6px 12px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    background: rgba(0,0,0,0.5);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-sm);
    color: white;
}

.template-card__content {
    padding: 24px;
}

.template-card__colors {
    display: flex;
    gap: 8px;
    margin-bottom: 16px;
}

.color-dot {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    border: 2px solid rgba(255,255,255,0.2);
}

.template-card__title {
    font-size: 1.25rem;
    margin-bottom: 8px;
}

.template-card__description {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 16px;
    line-height: 1.6;
}

.template-card__features {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.template-card__features li {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.template-card__features svg {
    color: var(--primary-color);
}

/* ================================================
   Features Section
   ================================================ */
.features__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.feature-card {
    background: var(--surface);
    border-radius: var(--radius-lg);
    padding: 32px;
    border: 1px solid var(--glass-border);
    transition: all var(--transition-normal);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--glass-shadow);
    border-color: var(--primary-color);
}

.feature-card__icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    margin-bottom: 20px;
    color: white;
}

.feature-card__title {
    font-size: 1.25rem;
    margin-bottom: 12px;
}

.feature-card__description {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ================================================
   Preview Gallery Section
   ================================================ */
.preview__gallery {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 20px;
}

.preview__item {
    position: relative;
}

.preview__item--large {
    grid-row: span 2;
}

.preview__card {
    background: var(--surface);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--glass-border);
    transition: all var(--transition-normal);
}

.preview__item:hover .preview__card {
    transform: scale(1.02);
    box-shadow: var(--glass-shadow);
}

.preview__card-header {
    padding: 12px 16px;
    background: rgba(0,0,0,0.3);
    border-bottom: 1px solid var(--glass-border);
}

.preview__dots {
    display: flex;
    gap: 6px;
}

.preview__dots span {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(255,255,255,0.3);
}

.preview__dots span:first-child { background: #ff5f57; }
.preview__dots span:nth-child(2) { background: #febc2e; }
.preview__dots span:nth-child(3) { background: #28c840; }

.preview__card-body {
    padding: 20px;
    min-height: 150px;
}

.preview__card-body--healthtech {
    background: linear-gradient(135deg, #065f46 0%, #047857 100%);
}

.preview__card-body--portfolio {
    background: linear-gradient(135deg, #78350f 0%, #92400e 100%);
}

.preview__card-body--saas {
    background: linear-gradient(135deg, #3730a3 0%, #4f46e5 100%);
}

.preview__mock-nav {
    height: 15px;
    background: rgba(255,255,255,0.2);
    border-radius: 3px;
    margin-bottom: 20px;
    width: 60%;
}

.preview__mock-hero {
    padding: 10px;
}

.preview__mock-title {
    height: 10px;
    background: rgba(255,255,255,0.3);
    border-radius: 3px;
    margin-bottom: 8px;
    width: 80%;
}

.preview__mock-subtitle {
    height: 8px;
    background: rgba(255,255,255,0.2);
    border-radius: 3px;
    width: 50%;
}

.preview__label {
    position: absolute;
    bottom: 16px;
    left: 50%;
    transform: translateX(-50%);
    padding: 6px 16px;
    font-size: 0.85rem;
    font-weight: 600;
    background: rgba(0,0,0,0.7);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-sm);
    color: white;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.preview__item:hover .preview__label {
    opacity: 1;
}

/* ================================================
   Pricing Section
   ================================================ */
.pricing__card {
    max-width: 500px;
    margin: 0 auto;
    background: var(--surface);
    border-radius: var(--radius-xl);
    padding: 48px;
    border: 1px solid var(--glass-border);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.pricing__card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
}

.pricing__badge {
    position: absolute;
    top: 20px;
    right: 20px;
    padding: 6px 16px;
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    background: var(--gradient-primary);
    color: white;
    border-radius: var(--radius-sm);
}

.pricing__header {
    margin-bottom: 32px;
}

.pricing__title {
    font-size: 1.75rem;
    margin-bottom: 8px;
}

.pricing__subtitle {
    color: var(--text-secondary);
}

.pricing__price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 4px;
    margin-bottom: 8px;
}

.pricing__currency {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.pricing__amount {
    font-size: 4rem;
    font-weight: 800;
    font-family: 'Poppins', sans-serif;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.pricing__period {
    font-size: 1.1rem;
    color: var(--text-muted);
}

.pricing__note {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 32px;
}

.pricing__features {
    text-align: left;
    margin-bottom: 32px;
}

.pricing__features li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 0;
    border-bottom: 1px solid var(--glass-border);
    font-size: 0.95rem;
}

.pricing__features li:last-child {
    border-bottom: none;
}

.pricing__features svg {
    color: var(--primary-color);
    flex-shrink: 0;
}

.pricing__guarantee {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 20px;
    font-size: 0.9rem;
    color: var(--text-muted);
}

/* ================================================
   CTA Section
   ================================================ */
.cta {
    background: var(--surface);
    border-top: 1px solid var(--glass-border);
    border-bottom: 1px solid var(--glass-border);
}

.cta__content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.cta__title {
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.cta__subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 32px;
}

.cta__buttons {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

/* ================================================
   Footer Styles
   ================================================ */
.footer {
    background: var(--surface);
    border-top: 1px solid var(--glass-border);
    padding: 60px 0 30px;
}

.footer__grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer__logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--text-primary);
    margin-bottom: 16px;
}

.footer__logo span {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer__description {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-bottom: 20px;
    max-width: 300px;
}

.footer__social {
    display: flex;
    gap: 12px;
}

.footer__social a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--background);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    transition: all var(--transition-normal);
}

.footer__social a:hover {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
}

.footer__links h4 {
    font-size: 1rem;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.footer__links ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer__links a {
    font-size: 0.9rem;
    color: var(--text-secondary);
    transition: color var(--transition-fast);
}

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

.footer__bottom {
    padding-top: 30px;
    border-top: 1px solid var(--glass-border);
    text-align: center;
}

.footer__bottom p {
    font-size: 0.9rem;
    color: var(--text-muted);
}

/* ================================================
   Animations
   ================================================ */
[data-aos="fade-up"] {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-aos="fade-up"].aos-animate {
    opacity: 1;
    transform: translateY(0);
}

[data-aos="fade-down"] {
    opacity: 0;
    transform: translateY(-30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-aos="fade-down"].aos-animate {
    opacity: 1;
    transform: translateY(0);
}

[data-aos="fade-right"] {
    opacity: 0;
    transform: translateX(-30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-aos="fade-right"].aos-animate {
    opacity: 1;
    transform: translateX(0);
}

[data-aos="fade-left"] {
    opacity: 0;
    transform: translateX(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-aos="fade-left"].aos-animate {
    opacity: 1;
    transform: translateX(0);
}

/* ================================================
   Responsive Styles
   ================================================ */
@media (max-width: 1024px) {
    .templates__grid,
    .features__grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .preview__gallery {
        grid-template-columns: 1fr 1fr;
    }
    
    .preview__item--large {
        grid-row: span 1;
    }
    
    .footer__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 60px;
        --header-height: 70px;
    }
    
    .nav__menu {
        position: fixed;
        top: var(--header-height);
        left: 0;
        right: 0;
        background: var(--surface);
        border-bottom: 1px solid var(--glass-border);
        padding: 20px;
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-normal);
    }
    
    .nav__menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav__list {
        flex-direction: column;
        gap: 20px;
    }
    
    .nav__toggle {
        display: flex;
    }
    
    .hero__title {
        font-size: 2.5rem;
    }
    
    .hero__subtitle {
        font-size: 1rem;
    }
    
    .hero__stats {
        gap: 30px;
    }
    
    .stat__number {
        font-size: 2rem;
    }
    
    .templates__grid,
    .features__grid {
        grid-template-columns: 1fr;
    }
    
    .preview__gallery {
        grid-template-columns: 1fr;
    }
    
    .section__title {
        font-size: 2rem;
    }
    
    .pricing__card {
        padding: 32px 24px;
    }
    
    .pricing__amount {
        font-size: 3rem;
    }
    
    .footer__grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer__description {
        max-width: none;
    }
    
    .footer__social {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .hero__title {
        font-size: 2rem;
    }
    
    .hero__buttons {
        flex-direction: column;
        width: 100%;
    }
    
    .btn--large {
        width: 100%;
    }
    
    .cta__buttons {
        flex-direction: column;
    }
    
    .cta__buttons .btn {
        width: 100%;
    }
}

/* ================================================
   Utility Classes
   ================================================ */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.d-flex { display: flex; }
.d-block { display: block; }
.d-none { display: none; }

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

.w-100 { width: 100%; }
.h-100 { height: 100%; }

.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.mt-4 { margin-top: 32px; }

.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }
.mb-4 { margin-bottom: 32px; }