/* ==========================================
   ClipZ Website - Complete CSS Stylesheet
   Professional & Modern Design
   ========================================== */

/* ==========================================
   CSS VARIABLES
   ========================================== */
:root {
    /* Primary Colors */
    --primary-color: #667eea;
    --secondary-color: #764ba2;
    --accent-color: #f093fb;
    --accent-light: #fbc2eb;
    
    /* Background Colors */
    --dark-bg: #0f0f23;
    --dark-card: #1a1a2e;
    --dark-overlay: rgba(15, 15, 35, 0.95);
    
    /* Text Colors */
    --text-primary: #ffffff;
    --text-secondary: #a0aec0;
    --text-muted: #718096;
    --text-dark: #2d3748;
    
    /* Status Colors */
    --success-color: #48bb78;
    --warning-color: #ed8936;
    --danger-color: #f56565;
    --info-color: #4299e1;
    
    /* Border & Shadow */
    --border-color: #2d3748;
    --border-light: rgba(255, 255, 255, 0.1);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.2);
    --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.3);
    --shadow-glow: 0 0 30px rgba(102, 126, 234, 0.3);
    --shadow-glow-lg: 0 0 50px rgba(102, 126, 234, 0.5);
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius: 16px;
    --radius-lg: 24px;
    --radius-xl: 32px;
    
    /* Transitions */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.2s ease;
    --transition-slow: all 0.5s ease;
    
    /* Spacing */
    --spacing-xs: 8px;
    --spacing-sm: 16px;
    --spacing-md: 24px;
    --spacing-lg: 32px;
    --spacing-xl: 48px;
    --spacing-2xl: 64px;
    --spacing-3xl: 80px;
    
    /* Font Sizes */
    --font-xs: 12px;
    --font-sm: 14px;
    --font-base: 16px;
    --font-lg: 18px;
    --font-xl: 20px;
    --font-2xl: 24px;
    --font-3xl: 32px;
    --font-4xl: 40px;
    --font-5xl: 48px;
    --font-6xl: 56px;
}

/* ==========================================
   RESET & BASE STYLES
   ========================================== */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', sans-serif;
    background: linear-gradient(135deg, var(--dark-bg) 0%, #1a1a2e 50%, var(--dark-bg) 100%);
    background-attachment: fixed;
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
    position: relative;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 20% 50%, rgba(102, 126, 234, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 80% 80%, rgba(118, 75, 162, 0.1) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
}

.main-content {
    position: relative;
    z-index: 1;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Images */
img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Links */
a {
    color: inherit;
    text-decoration: none;
    transition: var(--transition);
}

/* Lists */
ul, ol {
    list-style: none;
}

/* ==========================================
   HEADER & NAVIGATION
   ========================================== */
.main-header {
    background: var(--dark-overlay);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-light);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.navbar {
    padding: 20px 0;
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-lg);
}

/* Logo */
.logo {
    text-decoration: none;
    font-size: 28px;
    font-weight: 800;
    color: var(--text-primary);
    transition: var(--transition);
    position: relative;
    z-index: 1001;
}

.logo:hover {
    transform: scale(1.05);
}

.logo-text {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo-highlight {
    color: var(--accent-color);
}

/* Navigation Menu */
.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-xs);
    align-items: center;
}

.nav-item {
    position: relative;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    padding: 10px 20px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
    font-weight: 500;
    font-size: var(--font-base);
    display: block;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 5px;
    left: 20px;
    right: 20px;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.nav-link:hover {
    color: var(--text-primary);
    background: rgba(102, 126, 234, 0.1);
}

.nav-link:hover::after {
    transform: scaleX(1);
}

.nav-link.active {
    color: var(--text-primary);
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    box-shadow: var(--shadow-glow);
}

.nav-link.active::after {
    display: none;
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 1001;
    position: relative;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    border-radius: 3px;
    transition: var(--transition);
}

/* ==========================================
   HERO SECTION
   ========================================== */
.hero-section {
    padding: 120px 0 80px;
    position: relative;
    overflow: hidden;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
}

.hero-text {
    animation: fadeInUp 0.8s ease-out;
}

.hero-title {
    font-size: var(--font-6xl);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
    animation: fadeInUp 0.8s ease-out;
}

.brand-gradient {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradient 3s ease infinite;
    background-size: 200% 200%;
}

@keyframes gradient {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

.hero-subtitle {
    font-size: var(--font-2xl);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    animation: fadeInUp 0.8s ease-out 0.2s both;
    font-weight: 600;
}

.hero-description {
    font-size: var(--font-lg);
    color: var(--text-muted);
    line-height: 1.8;
    margin-bottom: var(--spacing-xl);
    animation: fadeInUp 0.8s ease-out 0.4s both;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease-out 0.6s both;
}

.hero-image {
    position: relative;
    animation: fadeInRight 1s ease-out 0.5s both;
}

.floating-element {
    animation: float 6s ease-in-out infinite;
}

.floating-element svg {
    width: 100%;
    height: auto;
    filter: drop-shadow(0 10px 30px rgba(102, 126, 234, 0.4));
}

/* ==========================================
   BUTTONS
   ========================================== */
.btn {
    display: inline-block;
    padding: 14px 32px;
    border-radius: var(--radius-sm);
    text-decoration: none;
    font-weight: 600;
    font-size: var(--font-base);
    transition: var(--transition);
    border: none;
    cursor: pointer;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    box-shadow: var(--shadow-glow);
    border: 2px solid transparent;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow-lg);
}

.btn-secondary {
    background: rgba(102, 126, 234, 0.1);
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-secondary:hover {
    background: rgba(102, 126, 234, 0.2);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-large {
    padding: 18px 48px;
    font-size: var(--font-lg);
}

/* ==========================================
   FEATURES SECTION
   ========================================== */
.features-section {
    padding: var(--spacing-3xl) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.section-title {
    font-size: var(--font-5xl);
    font-weight: 800;
    margin-bottom: var(--spacing-sm);
}

.section-subtitle {
    font-size: var(--font-xl);
    color: var(--text-secondary);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-lg);
}

.feature-card {
    background: var(--dark-card);
    padding: var(--spacing-xl);
    border-radius: var(--radius);
    border: 1px solid var(--border-color);
    margin-bottom: var(--spacing-lg);
    text-align: center;
    transition: var(--transition);
}

.info-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.important-card {
    background: linear-gradient(135deg, rgba(237, 133, 54, 0.1), rgba(245, 101, 101, 0.1));
    border-color: var(--warning-color);
}

.important-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--warning-color), var(--danger-color));
}

.info-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-md);
    color: var(--primary-color);
    transition: var(--transition);
}

.info-card:hover .info-icon {
    transform: scale(1.1);
}

.important-card .info-icon {
    color: var(--warning-color);
}

.info-title {
    font-size: var(--font-3xl);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.info-text {
    font-size: var(--font-lg);
    line-height: 1.8;
    color: var(--text-secondary);
}

/* Steps Container */
.steps-container {
    margin-top: var(--spacing-lg);
}

.step-item {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-lg);
    background: rgba(102, 126, 234, 0.05);
    border-radius: var(--radius);
    border: 1px solid rgba(102, 126, 234, 0.2);
    transition: var(--transition);
    position: relative;
}

.step-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(180deg, var(--primary-color), var(--accent-color));
    border-radius: var(--radius) 0 0 var(--radius);
    transform: scaleY(0);
    transition: transform 0.5s ease;
}

.step-item:hover::before {
    transform: scaleY(1);
}

.step-item:hover {
    background: rgba(102, 126, 234, 0.1);
    transform: translateX(8px);
    box-shadow: var(--shadow-md);
}

.step-number {
    flex-shrink: 0;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-2xl);
    font-weight: 700;
    color: white;
    box-shadow: var(--shadow-glow);
    transition: var(--transition);
}

.step-item:hover .step-number {
    transform: scale(1.1) rotate(5deg);
}

.step-content {
    flex: 1;
}

.step-title {
    font-size: var(--font-xl);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.step-description {
    font-size: var(--font-base);
    line-height: 1.8;
    color: var(--text-secondary);
}

.warning-card {
    background: linear-gradient(135deg, rgba(237, 133, 54, 0.1), rgba(245, 101, 101, 0.1));
    border-color: var(--warning-color);
    position: relative;
}

.warning-card::before {
    content: '⚠️';
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    font-size: var(--font-3xl);
    opacity: 0.3;
}

/* ==========================================
   FOOTER
   ========================================== */
.main-footer {
    background: var(--dark-card);
    border-top: 1px solid var(--border-light);
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
    margin-top: 100px;
    position: relative;
}

.main-footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--primary-color), transparent);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-section {
    animation: fadeIn 0.8s ease-out;
}

.footer-title {
    font-size: var(--font-2xl);
    font-weight: 800;
    margin-bottom: var(--spacing-sm);
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-description {
    font-size: var(--font-sm);
    color: var(--text-muted);
    line-height: 1.6;
}

.footer-heading {
    font-size: var(--font-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: var(--spacing-md);
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
    font-size: var(--font-sm);
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.footer-links a::before {
    content: '›';
    font-size: var(--font-lg);
    opacity: 0;
    transform: translateX(-10px);
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--primary-color);
    padding-left: 0;
}

.footer-links a:hover::before {
    opacity: 1;
    transform: translateX(0);
}

.footer-text {
    font-size: var(--font-sm);
    color: var(--text-muted);
    line-height: 1.6;
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
}

.copyright {
    font-size: var(--font-sm);
    color: var(--text-muted);
}

/* ==========================================
   ANIMATIONS
   ========================================== */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-20px);
    }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

.fade-in {
    animation: fadeIn 0.6s ease-out;
}

/* ==========================================
   RESPONSIVE DESIGN
   ========================================== */

/* Tablets and Medium Devices */
@media (max-width: 1024px) {
    :root {
        --font-6xl: 48px;
        --font-5xl: 40px;
        --font-4xl: 36px;
        --font-3xl: 28px;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .hero-image {
        max-width: 500px;
        margin: 0 auto;
    }
    
    .feature-block {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
        padding: var(--spacing-xl);
    }
    
    .feature-block.reverse {
        direction: ltr;
    }
    
    .features-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: var(--spacing-md);
    }
}

/* Mobile Devices */
@media (max-width: 768px) {
    :root {
        --font-6xl: 36px;
        --font-5xl: 32px;
        --font-4xl: 28px;
        --font-3xl: 24px;
        --font-2xl: 20px;
        --spacing-3xl: 60px;
        --spacing-2xl: 48px;
        --spacing-xl: 32px;
    }
    
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    /* Mobile Navigation */
    .mobile-menu-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        flex-direction: column;
        background: var(--dark-overlay);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        padding: var(--spacing-md);
        gap: var(--spacing-xs);
        box-shadow: var(--shadow-xl);
        transition: left 0.3s ease;
        border-top: 1px solid var(--border-light);
        max-height: calc(100vh - 70px);
        overflow-y: auto;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-link {
        width: 100%;
        text-align: center;
        padding: var(--spacing-sm);
        border-radius: var(--radius-sm);
    }
    
    .nav-link::after {
        display: none;
    }
    
    /* Hero Section */
    .hero-section {
        padding: var(--spacing-3xl) 0 var(--spacing-2xl);
    }
    
    .hero-title {
        font-size: var(--font-5xl);
    }
    
    .hero-subtitle {
        font-size: var(--font-xl);
    }
    
    .hero-description {
        font-size: var(--font-base);
    }
    
    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }
    
    .btn {
        width: 100%;
        text-align: center;
    }
    
    /* Page Hero */
    .page-hero {
        padding: var(--spacing-3xl) 0 var(--spacing-xl);
    }
    
    .page-title {
        font-size: var(--font-4xl);
    }
    
    .section-title {
        font-size: var(--font-4xl);
    }
    
    /* Features */
    .features-section {
        padding: var(--spacing-2xl) 0;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .feature-card {
        padding: var(--spacing-lg);
    }
    
    .feature-icon {
        width: 56px;
        height: 56px;
    }
    
    .feature-title {
        font-size: var(--font-xl);
    }
    
    /* Feature Blocks */
    .feature-block {
        padding: var(--spacing-lg) var(--spacing-md);
        margin-bottom: var(--spacing-2xl);
    }
    
    .feature-heading {
        font-size: var(--font-2xl);
    }
    
    .feature-text {
        font-size: var(--font-base);
    }
    
    .feature-icon-large {
        font-size: 42px;
    }
    
    /* CTA Section */
    .cta-section {
        padding: var(--spacing-2xl) var(--spacing-md);
        margin: var(--spacing-2xl) var(--spacing-sm);
    }
    
    .cta-title {
        font-size: var(--font-3xl);
    }
    
    .cta-description {
        font-size: var(--font-base);
    }
    
    .btn-large {
        padding: 14px 32px;
        font-size: var(--font-base);
    }
    
    /* Profile */
    .profile-card {
        padding: var(--spacing-xl) var(--spacing-md);
    }
    
    .profile-name {
        font-size: var(--font-3xl);
    }
    
    .avatar-placeholder {
        width: 120px;
        height: 120px;
    }
    
    /* Content Cards */
    .policy-section,
    .content-card {
        padding: var(--spacing-lg) var(--spacing-md);
    }
    
    /* Steps */
    .step-item {
        flex-direction: column;
        padding: var(--spacing-md);
    }
    
    .step-number {
        width: 40px;
        height: 40px;
        font-size: var(--font-xl);
    }
    
    /* Footer */
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .main-footer {
        padding: var(--spacing-xl) 0 var(--spacing-md);
    }
}

/* Small Mobile Devices */
@media (max-width: 480px) {
    :root {
        --font-6xl: 28px;
        --font-5xl: 26px;
        --font-4xl: 24px;
        --font-3xl: 20px;
    }
    
    .hero-title {
        font-size: var(--font-4xl);
    }
    
    .page-title {
        font-size: var(--font-3xl);
    }
    
    .section-title {
        font-size: var(--font-3xl);
    }
    
    .feature-icon-large {
        font-size: 36px;
    }
    
    .cta-title {
        font-size: var(--font-2xl);
    }
    
    .tech-tags {
        gap: var(--spacing-xs);
    }
    
    .tech-tag {
        padding: 8px 16px;
        font-size: var(--font-xs);
    }
}

/* ==========================================
   UTILITY CLASSES
   ========================================== */
.text-center {
    text-align: center;
}

.text-left {
    text-align: left;
}

.text-right {
    text-align: right;
}

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--spacing-xs); }
.mt-2 { margin-top: var(--spacing-sm); }
.mt-3 { margin-top: var(--spacing-md); }
.mt-4 { margin-top: var(--spacing-lg); }
.mt-5 { margin-top: var(--spacing-xl); }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--spacing-xs); }
.mb-2 { margin-bottom: var(--spacing-sm); }
.mb-3 { margin-bottom: var(--spacing-md); }
.mb-4 { margin-bottom: var(--spacing-lg); }
.mb-5 { margin-bottom: var(--spacing-xl); }

.p-0 { padding: 0; }
.p-1 { padding: var(--spacing-xs); }
.p-2 { padding: var(--spacing-sm); }
.p-3 { padding: var(--spacing-md); }
.p-4 { padding: var(--spacing-lg); }
.p-5 { padding: var(--spacing-xl); }

/* ==========================================
   ACCESSIBILITY
   ========================================== */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

a:focus,
button:focus,
input:focus,
textarea:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* ==========================================
   SCROLLBAR STYLING
   ========================================== */
::-webkit-scrollbar {
    width: 12px;
    height: 12px;
}

::-webkit-scrollbar-track {
    background: var(--dark-bg);
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 6px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, var(--secondary-color), var(--primary-color));
}

/* Firefox */
* {
    scrollbar-width: thin;
    scrollbar-color: var(--primary-color) var(--dark-bg);
}

/* ==========================================
   SELECTION STYLING
   ========================================== */
::selection {
    background: var(--primary-color);
    color: white;
}

::-moz-selection {
    background: var(--primary-color);
    color: white;
}

/* ==========================================
   PRINT STYLES
   ========================================== */
@media print {
    .main-header,
    .main-footer,
    .cta-section,
    .hero-buttons,
    .mobile-menu-toggle {
        display: none;
    }
    
    body {
        background: white;
        color: black;
    }
    
    .feature-card,
    .content-card,
    .policy-section {
        border: 1px solid #ddd;
        page-break-inside: avoid;
    }
    
    a {
        text-decoration: underline;
    }
}

/* ==========================================
   SMOOTH SCROLL
   ========================================== */
html {
    scroll-padding-top: 80px;
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* ==========================================
   BACK TO TOP BUTTON (Added by JS)
   ========================================== */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border: none;
    cursor: pointer;
    font-size: 24px;
    display: none;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
    z-index: 999;
}

.back-to-top:hover {
    transform: scale(1.1) translateY(-5px);
    box-shadow: var(--shadow-glow-lg);
}

/* ==========================================
   END OF STYLESHEET
   ========================================== */transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.5s ease;
}

.feature-card::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(102, 126, 234, 0.1) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.5s ease;
}

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-card:hover::after {
    opacity: 1;
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-color);
}

.feature-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
    color: white;
    box-shadow: var(--shadow-glow);
    transition: var(--transition);
}

.feature-card:hover .feature-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: var(--shadow-glow-lg);
}

.feature-title {
    font-size: var(--font-2xl);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.feature-description {
    color: var(--text-secondary);
    line-height: 1.8;
    font-size: var(--font-base);
}

/* ==========================================
   CTA SECTION
   ========================================== */
.cta-section {
    padding: 100px 0;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.1), rgba(118, 75, 162, 0.1));
    border-radius: var(--radius-lg);
    margin: var(--spacing-3xl) 0;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(102, 126, 234, 0.2) 0%, transparent 70%);
    animation: rotate 20s linear infinite;
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.cta-content {
    text-align: center;
    position: relative;
    z-index: 1;
}

.cta-title {
    font-size: var(--font-4xl);
    font-weight: 800;
    margin-bottom: var(--spacing-md);
}

.cta-description {
    font-size: var(--font-xl);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
}

/* ==========================================
   PAGE HERO
   ========================================== */
.page-hero {
    padding: 100px 0 60px;
    text-align: center;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.05), rgba(118, 75, 162, 0.05));
    border-bottom: 1px solid var(--border-light);
    position: relative;
    overflow: hidden;
}

.page-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at center, rgba(102, 126, 234, 0.1) 0%, transparent 70%);
    pointer-events: none;
}

.page-title {
    font-size: var(--font-5xl);
    font-weight: 800;
    margin-bottom: var(--spacing-sm);
    position: relative;
    z-index: 1;
}

.page-subtitle {
    font-size: var(--font-xl);
    color: var(--text-secondary);
    position: relative;
    z-index: 1;
}

.last-updated {
    margin-top: var(--spacing-md);
    font-size: var(--font-sm);
    color: var(--text-muted);
}

/* ==========================================
   CONTENT SECTION
   ========================================== */

/* Feature Block */
.feature-block {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
    margin-bottom: 100px;
    padding: var(--spacing-2xl);
    background: var(--dark-card);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.feature-block::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    opacity: 0;
    transition: opacity 0.5s ease;
    border-radius: var(--radius-lg);
    z-index: -1;
}

.feature-block:hover::before {
    opacity: 0.5;
}

.feature-block:hover {
    border-color: transparent;
    box-shadow: var(--shadow-xl);
    transform: translateY(-4px);
}

.feature-block.reverse {
    direction: rtl;
}

.feature-block.reverse .feature-content {
    direction: ltr;
}

.feature-icon-large {
    font-size: 56px;
    margin-bottom: var(--spacing-md);
    display: inline-block;
    animation: bounce 2s ease infinite;
}

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

.feature-heading {
    font-size: var(--font-3xl);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
    line-height: 1.3;
}

.feature-text {
    font-size: var(--font-lg);
    line-height: 1.8;
    color: var(--text-secondary);
}

.feature-media {
    position: relative;
}

.feature-image {
    width: 100%;
    height: auto;
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
    
}


.feature-image:hover {
    transform: scale(1.02);
    box-shadow: var(--shadow-xl);
}

/* Video Container */
.video-container {
    position: relative;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    background: var(--dark-bg);
    transition: var(--transition);
}

.video-container:hover {
    box-shadow: var(--shadow-xl);
    transform: scale(1.02);
}

.video-container video {
    width: 100%;
    height: auto;
    display: block;
    cursor: pointer;
}

/* ==========================================
   DEVELOPER PROFILE
   ========================================== */
.developer-profile {
    max-width: 900px;
    margin: 0 auto;
}

.profile-card {
    text-align: center;
    padding: var(--spacing-2xl);
    background: var(--dark-card);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    margin-bottom: var(--spacing-2xl);
    position: relative;
    overflow: hidden;
}

.profile-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 150px;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.2), rgba(118, 75, 162, 0.2));
}

.profile-avatar {
    margin-bottom: var(--spacing-lg);
    position: relative;
    z-index: 1;
}

.avatar-placeholder {
    width: 150px;
    height: 150px;
    margin: 0 auto;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    box-shadow: var(--shadow-glow), 0 0 0 8px rgba(102, 126, 234, 0.2);
    transition: var(--transition);
}

.profile-card:hover .avatar-placeholder {
    transform: scale(1.1);
    box-shadow: var(--shadow-glow-lg), 0 0 0 12px rgba(102, 126, 234, 0.3);
}

.profile-info {
    position: relative;
    z-index: 1;
}

.profile-name {
    font-size: var(--font-4xl);
    font-weight: 800;
    margin-bottom: var(--spacing-xs);
}

.profile-role {
    font-size: var(--font-lg);
    color: var(--text-secondary);
}

.developer-content {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.content-card {
    background: var(--dark-card);
    padding: var(--spacing-xl);
    border-radius: var(--radius);
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.content-card:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-lg);
    transform: translateX(4px);
}

.content-title,
.content-heading {
    font-size: var(--font-2xl);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.content-text {
    font-size: var(--font-base);
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
}

.highlight-card {
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.1), rgba(118, 75, 162, 0.1));
    border-color: var(--primary-color);
    position: relative;
}

.highlight-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
}

.tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.tech-tag {
    padding: 10px 20px;
    background: rgba(102, 126, 234, 0.1);
    border: 1px solid var(--primary-color);
    border-radius: var(--radius-sm);
    font-size: var(--font-sm);
    font-weight: 500;
    color: var(--primary-color);
    transition: var(--transition);
}

.tech-tag:hover {
    background: rgba(102, 126, 234, 0.2);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.contact-info {
    margin-top: var(--spacing-md);
    padding: var(--spacing-md);
    background: rgba(102, 126, 234, 0.05);
    border-radius: var(--radius-sm);
    border-left: 4px solid var(--primary-color);
}

.contact-info p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xs);
    line-height: 1.6;
}

.contact-info p:last-child {
    margin-bottom: 0;
}

.contact-info strong {
    color: var(--text-primary);
    font-weight: 600;
}

/* ==========================================
   PRIVACY POLICY & DELETE ACCOUNT
   ========================================== */
.policy-content,
.delete-content {
    max-width: 900px;
    margin: 0 auto;
}

.policy-section {
    margin-bottom: var(--spacing-xl);
    padding: var(--spacing-xl);
    background: var(--dark-card);
    border-radius: var(--radius);
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.policy-section:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-md);
}

.policy-heading {
    font-size: var(--font-2xl);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.policy-heading::before {
    content: '';
    width: 4px;
    height: 24px;
    background: linear-gradient(180deg, var(--primary-color), var(--accent-color));
    border-radius: 2px;
}

.policy-text {
    font-size: var(--font-base);
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
}

.policy-list,
.styled-list {
    list-style: none;
    padding-left: 0;
    margin: var(--spacing-md) 0;
}

.policy-list li,
.styled-list li {
    padding: var(--spacing-md) 0 var(--spacing-md) var(--spacing-lg);
    position: relative;
    color: var(--text-secondary);
    line-height: 1.8;
    transition: var(--transition);
}

.policy-list li:hover,
.styled-list li:hover {
    color: var(--text-primary);
    padding-left: 36px;
}

.policy-list li::before,
.styled-list li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
    font-size: var(--font-lg);
    transition: var(--transition);
}

.policy-list li:hover::before,
.styled-list li:hover::before {
    transform: translateX(4px);
}

.policy-list li strong,
.styled-list li strong {
    color: var(--text-primary);
    font-weight: 600;
}

.highlight-section {
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.1), rgba(118, 75, 162, 0.1));
    border-color: var(--primary-color);
    position: relative;
    overflow: hidden;
}

.highlight-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
}

/* Delete Account Specific */
.info-card {
    background: var(--dark-card);
    padding: var(--spacing-xl);
    border-radius: var(--radius);
    border: 1px solid var(--border-color);
}