/* GameZone CSS - Modern Gaming Platform Styles */

/* CSS Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Enhanced Animations and Keyframes */
@keyframes fadeInUp {
    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 pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

@keyframes shimmer {
    0% {
        background-position: -200px 0;
    }
    100% {
        background-position: calc(200px + 100%) 0;
    }
}

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

@keyframes glow {
    0%, 100% {
        box-shadow: 0 0 5px rgba(203, 4, 4, 0.5);
    }
    50% {
        box-shadow: 0 0 20px rgba(203, 4, 4, 0.8), 0 0 30px rgba(203, 4, 4, 0.6);
    }
}

@keyframes slideInFromTop {
    from {
        transform: translateY(-100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

@keyframes bounce {
    0%, 20%, 53%, 80%, 100% {
        transform: translate3d(0,0,0);
    }
    40%, 43% {
        transform: translate3d(0, -8px, 0);
    }
    70% {
        transform: translate3d(0, -4px, 0);
    }
    90% {
        transform: translate3d(0, -2px, 0);
    }
}

:root {
    --primary-color: #CB0404;
    --secondary-color: #000000;
    --accent-color: #ffffff;
    --text-dark: #333333;
    --text-light: #666666;
    --bg-light: #f8f9fa;
    --border-color: #e9ecef;
    --shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
    
    /* Navbar specific variables */
    --navbar-primary: #CB0404;
    --navbar-secondary: #000000;
    --navbar-accent: #ffffff;
    --navbar-hover: #ff6b6b;
    
    /* Enhanced Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --shadow-glow: 0 0 20px rgba(203, 4, 4, 0.3);
    --shadow-glow-lg: 0 0 40px rgba(203, 4, 4, 0.4);
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    
    /* Border radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;
    
    /* Animation durations */
    --duration-fast: 0.15s;
    --duration-normal: 0.3s;
    --duration-slow: 0.5s;
    --duration-slower: 0.75s;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #CB0404 0%, #a00303 100%);
    --gradient-secondary: linear-gradient(135deg, #000000 0%, #333333 100%);
    --gradient-hero: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    --gradient-card: linear-gradient(145deg, #ffffff 0%, #f8f9fa 100%);
    --gradient-overlay: linear-gradient(135deg, rgba(203, 4, 4, 0.9) 0%, rgba(0, 0, 0, 0.8) 100%);
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--accent-color);
    overflow-x: hidden;
    scroll-behavior: smooth;
}

/* Enhanced Body Background with Pattern */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 80%, rgba(203, 4, 4, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(0, 0, 0, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, rgba(203, 4, 4, 0.02) 0%, transparent 50%);
    pointer-events: none;
    z-index: -1;
}

/* Header and Navigation */
.header {
    background: var(--gradient-primary);
    box-shadow: var(--shadow-xl);
    position: sticky;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
    animation: slideInFromTop var(--duration-normal) ease-out;
}

/* Enhanced Header with Glass Effect */
.header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.1) 0%, rgba(255, 255, 255, 0.05) 100%);
    backdrop-filter: blur(10px);
    z-index: -1;
}

.navbar {
    padding: var(--spacing-md) 0;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-xl);
}

/* Logo */
.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.logo-img {
    width: 50px;
    height: 50px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
}

.logo-text {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--navbar-accent);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
    animation: fadeInLeft var(--duration-slow) ease-out;
    position: relative;
}

.logo-text::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--navbar-hover);
    transition: width var(--duration-normal) ease;
}

.logo-text:hover::after {
    width: 100%;
}

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

.nav-item {
    list-style: none;
}

.nav-link {
    color: var(--navbar-accent);
    text-decoration: none;
    font-weight: 500;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    transition: var(--transition);
    position: relative;
    border: 2px solid transparent;
    display: inline-block;
}

.nav-link:hover {
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--navbar-hover);
    transform: translateY(-2px) scale(1.05);
    box-shadow: var(--shadow-glow);
    animation: pulse var(--duration-slow) ease-in-out;
}

.nav-link.active {
    background: rgba(255, 255, 255, 0.2);
    color: var(--navbar-accent);
    box-shadow: 0 4px 20px rgba(203, 4, 4, 0.4);
    transform: translateY(-2px);
    border: 2px solid var(--navbar-hover);
    font-weight: 600;
}

/* Button Styles */
.nav-link.login-btn, 
.nav-link.register-btn {
    background: var(--navbar-hover);
    color: var(--navbar-accent);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-full);
    transition: var(--transition);
    border: 2px solid var(--navbar-accent);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: var(--shadow-md);
}

.nav-link.login-btn:hover, 
.nav-link.register-btn:hover {
    background: var(--navbar-accent);
    color: var(--navbar-primary);
    transform: translateY(-3px) scale(1.1);
    box-shadow: var(--shadow-glow-lg);
    border-color: var(--navbar-hover);
    animation: bounce var(--duration-normal) ease;
}

/* Hamburger Menu */
.hamburger {
    display: flex;
    flex-direction: column;
    cursor: pointer;
    background: none;
    border: none;
    padding: 0;
    margin: 0;
    outline: none;
    z-index: 1001;
}

.bar {
    width: 25px;
    height: 3px;
    background-color: var(--navbar-accent);
    margin: 3px 0;
    transition: var(--transition);
    border-radius: var(--radius-sm);
}

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

/* Breadcrumb Navigation */
.breadcrumb {
    background-color: var(--bg-light);
    padding: 10px 0;
    border-bottom: 1px solid var(--border-color);
}

.breadcrumb-list {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
}

.breadcrumb-item {
    margin-right: 10px;
}

.breadcrumb-item:not(:last-child)::after {
    content: '/';
    margin-left: 10px;
    color: var(--text-light);
}

.breadcrumb-item a {
    color: var(--primary-color);
    text-decoration: none;
    font-size: 14px;
}

.breadcrumb-item a:hover {
    text-decoration: underline;
}

/* Header and Navigation */









/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 24px;
    border: 2px solid transparent;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
    text-align: center;
    transition: var(--transition);
    cursor: pointer;
    font-size: 14px;
    box-shadow: var(--shadow-sm);
}

.btn-primary {
    background-color: var(--primary-color);
    color: var(--accent-color);
    border-color: var(--primary-color);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    background-color: #a00303;
    border-color: #a00303;
    transform: translateY(-3px) scale(1.05);
    box-shadow: var(--shadow-glow-lg);
    animation: pulse var(--duration-fast) ease-in-out;
}

.btn-outline {
    background-color: var(--accent-color);
    color: var(--primary-color);
    border-color: var(--primary-color);
    box-shadow: var(--shadow-sm);
}

.btn-outline:hover {
    background-color: var(--primary-color);
    color: var(--accent-color);
    transform: translateY(-3px) scale(1.05);
    box-shadow: var(--shadow-glow-lg);
    animation: bounce var(--duration-fast) ease;
}

.btn-large {
    padding: 16px 32px;
    font-size: 16px;
}

/* Main Content */
.main-content {
    min-height: calc(100vh - 200px);
}

/* Hero Section */
.hero {
    background: var(--gradient-hero);
    padding: 60px 0;
    position: relative;
    overflow: hidden;
}

/* Enhanced Hero Background */
.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 30% 20%, rgba(203, 4, 4, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 70% 80%, rgba(0, 0, 0, 0.05) 0%, transparent 50%);
    z-index: 0;
}

.hero .container {
    position: relative;
    z-index: 1;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 20px;
    line-height: 1.2;
    animation: fadeInUp var(--duration-slow) ease-out;
    position: relative;
}

.hero-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 60px;
    height: 4px;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
    animation: fadeInLeft var(--duration-slower) ease-out 0.3s both;
}

.hero-description {
    font-size: 1rem;
    color: var(--text-light);
    margin-bottom: 30px;
    line-height: 1.6;
    animation: fadeInUp var(--duration-slow) ease-out 0.2s both;
}

.hero-actions {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    animation: fadeInUp var(--duration-slow) ease-out 0.4s both;
}

.hero-image {
    text-align: center;
}

.hero-img {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    animation: fadeInRight var(--duration-slow) ease-out 0.3s both, float 6s ease-in-out infinite 2s;
    transition: var(--transition);
}

.hero-img:hover {
    transform: scale(1.05) rotate(2deg);
    box-shadow: var(--shadow-glow-lg);
}

/* Sections */
section {
    padding: 80px 0;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 50px;
    color: var(--text-dark);
}

.subsection-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--text-dark);
}

/* Brand Introduction */
.brand-intro {
    background-color: var(--bg-light);
}

.intro-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.intro-text {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: 20px;
    line-height: 1.7;
}

/* Features Section */
.features {
    background-color: var(--bg-light);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}

.feature-card {
    background: var(--gradient-card);
    padding: 40px 30px;
    border-radius: var(--radius-xl);
    text-align: center;
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
    border: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
    animation: fadeInUp var(--duration-slow) ease-out;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left var(--duration-slow) ease;
}

.feature-card:hover::before {
    left: 100%;
}

.feature-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: var(--shadow-glow-lg);
    border-color: var(--primary-color);
    animation: glow var(--duration-slow) ease-in-out;
}

.feature-img {
    width: 80px;
    height: 80px;
    object-fit: cover;
    border-radius: 50%;
    margin-bottom: 20px;
}

.feature-title {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--text-dark);
}

.feature-description {
    color: var(--text-light);
    line-height: 1.6;
}

/* Registration Section */
.registration {
    background-color: var(--accent-color);
}

.registration-content {
    max-width: 800px;
    margin: 0 auto;
}

.step-description {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: 30px;
    line-height: 1.7;
}

/* Advantages Section */
.advantages {
    background-color: var(--bg-light);
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.advantage-item {
    background-color: var(--accent-color);
    padding: 30px;
    border-radius: 10px;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    border: 1px solid var(--border-color);
}

.advantage-item:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.advantage-title {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--text-dark);
}

.advantage-text {
    color: var(--text-light);
    line-height: 1.6;
}

/* FAQ Section */
.faq {
    background-color: var(--bg-light);
}

.faq-content {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    margin-bottom: 30px;
    padding: 25px;
    background-color: var(--accent-color);
    border-radius: 10px;
    border-left: 4px solid var(--primary-color);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

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

.faq-question {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--text-dark);
}

.faq-answer {
    color: var(--text-light);
    line-height: 1.6;
}

.faq-answer a {
    color: var(--primary-color);
    text-decoration: none;
}

.faq-answer a:hover {
    text-decoration: underline;
}

/* CTA Section */
.cta {
    background: var(--gradient-primary);
    color: var(--accent-color);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 20%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(255, 255, 255, 0.05) 0%, transparent 50%);
    z-index: 0;
}

.cta .container {
    position: relative;
    z-index: 1;
}

.cta-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 20px;
    animation: fadeInUp var(--duration-slow) ease-out;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.cta-description {
    font-size: 1.2rem;
    margin-bottom: 40px;
    opacity: 0.9;
    animation: fadeInUp var(--duration-slow) ease-out 0.2s both;
}

.cta-actions {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp var(--duration-slow) ease-out 0.4s both;
}

.cta .btn-primary {
    background-color: var(--accent-color);
    color: var(--primary-color);
    border-color: var(--accent-color);
}

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

.cta .btn-outline {
    background-color: transparent;
    color: var(--accent-color);
    border-color: var(--accent-color);
}

.cta .btn-outline:hover {
    background-color: var(--accent-color);
    color: var(--primary-color);
}

/* Footer */
.footer {
    background-color: var(--secondary-color);
    color: var(--accent-color);
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--primary-color);
}

.footer-subtitle {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 15px;
}

.footer-description {
    color: #cccccc;
    line-height: 1.6;
    margin-bottom: 20px;
}

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

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: #cccccc;
    text-decoration: none;
    transition: var(--transition);
}

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

.footer-contact {
    color: #cccccc;
    margin-bottom: 10px;
}

.footer-contact a {
    color: var(--primary-color);
    text-decoration: none;
}

.footer-contact a:hover {
    text-decoration: underline;
}

.footer-bottom {
    border-top: 1px solid #333333;
    padding-top: 20px;
    text-align: center;
}

.footer-copyright {
    color: #999999;
    font-size: 14px;
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background-color: var(--primary-color);
    color: var(--accent-color);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: none;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
    z-index: 1000;
}

.back-to-top:hover {
    background-color: #a00303;
    transform: translateY(-3px);
}

.back-to-top.visible {
    display: flex;
}

/* Responsive Design */
@media (max-width: 768px) {
   
    
    body.menu-open {
        overflow: hidden;
        position: fixed;
        width: 100%;
    }
    
   

    .hero .container {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }

    .hero-title {
        font-size: 2.2rem;
    }

    .hero-description {
        font-size: 1.1rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .advantages-grid {
        grid-template-columns: 1fr;
    }

    .cta-title {
        font-size: 2rem;
    }

    .cta-actions {
        flex-direction: column;
        align-items: center;
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .back-to-top {
        bottom: 20px;
        right: 20px;
        width: 45px;
        height: 45px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .hero {
        padding: 60px 0;
    }

    .hero-title {
        font-size: 1.8rem;
    }

    .section-title {
        font-size: 1.8rem;
    }

    .btn {
        padding: 10px 20px;
        font-size: 14px;
    }

    .btn-large {
        padding: 14px 28px;
        font-size: 15px;
    }

    section {
        padding: 60px 0;
    }
}

/* Accessibility Improvements */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Responsive Design for Navbar */
@media (min-width: 769px) {
    .hamburger {
        display: none;
    }
}

@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background: linear-gradient(135deg, var(--navbar-primary), var(--navbar-secondary));
        width: 100%;
        height: calc(100vh - 70px);
        text-align: center;
        transition: 0.3s ease-in-out;
        box-shadow: var(--shadow-lg);
        overflow-y: auto;
        z-index: 999;
    }

    .nav-menu.active {
        left: 0 !important;
        display: flex !important;
    }
    
    .nav-item {
        width: 100%;
    }
    
    .nav-link {
        display: block;
        width: 100%;
        padding: var(--spacing-sm) var(--spacing-sm);
    }
    
    .login-btn, .register-btn {
        margin: var(--spacing-xs) auto;
        display: inline-block;
        min-width: 120px;
    }
    
    body.menu-open {
        overflow: hidden;
        position: fixed;
        width: 100%;
    }
    
    .nav-container {
        padding: 0 var(--spacing-md);
    }
    
    .logo-text {
        font-size: 1.3rem;
    }
}

@media (max-width: 480px) {
    .nav-container {
        padding: 0 var(--spacing-md);
    }
    
    .logo-text {
        font-size: 1.2rem;
    }
}

/* Focus styles for accessibility */


/* High contrast mode support */
@media (prefers-contrast: high) {
    :root {
        --text-dark: #000000;
        --text-light: #000000;
        --border-color: #000000;
    }
}

/* Loading Animation */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    opacity: 1;
    transition: opacity var(--duration-slow) ease;
}

.loading-overlay.hidden {
    opacity: 0;
    pointer-events: none;
}

.loading-spinner {
    width: 60px;
    height: 60px;
    border: 4px solid rgba(255, 255, 255, 0.3);
    border-top: 4px solid var(--accent-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.loading-text {
    color: var(--accent-color);
    font-size: 1.2rem;
    font-weight: 600;
    margin-top: 20px;
    animation: pulse var(--duration-slow) ease-in-out infinite;
}

/* Scroll Progress Bar */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 4px;
    background: var(--gradient-primary);
    z-index: 1001;
    transition: width var(--duration-fast) ease;
}

/* Enhanced Section Animations */
section {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp var(--duration-slow) ease-out forwards;
}

section:nth-child(1) { animation-delay: 0.1s; }
section:nth-child(2) { animation-delay: 0.2s; }
section:nth-child(3) { animation-delay: 0.3s; }
section:nth-child(4) { animation-delay: 0.4s; }
section:nth-child(5) { animation-delay: 0.5s; }
section:nth-child(6) { animation-delay: 0.6s; }

/* Particle Background Effect */
.particles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -1;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--primary-color);
    border-radius: 50%;
    opacity: 0.1;
    animation: float 8s ease-in-out infinite;
}

.particle:nth-child(1) { left: 10%; animation-delay: 0s; }
.particle:nth-child(2) { left: 20%; animation-delay: 1s; }
.particle:nth-child(3) { left: 30%; animation-delay: 2s; }
.particle:nth-child(4) { left: 40%; animation-delay: 3s; }
.particle:nth-child(5) { left: 50%; animation-delay: 4s; }
.particle:nth-child(6) { left: 60%; animation-delay: 5s; }
.particle:nth-child(7) { left: 70%; animation-delay: 6s; }
.particle:nth-child(8) { left: 80%; animation-delay: 7s; }
.particle:nth-child(9) { left: 90%; animation-delay: 8s; }

/* Enhanced Focus Styles */
*:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
    border-radius: var(--radius-sm);
}

/* Smooth Scrolling Enhancement */
html {
    scroll-behavior: smooth;
}

/* Enhanced Text Selection */
::selection {
    background: var(--primary-color);
    color: var(--accent-color);
}

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

/* Print styles */
@media print {
    .header,
    .footer,
    .back-to-top,
    .loading-overlay,
    .scroll-progress,
    .particles {
        display: none;
    }
    
    .main-content {
        margin: 0;
    }
    
    .hero {
        background: none;
        padding: 20px 0;
    }
    
    * {
        animation: none !important;
        transition: none !important;
    }
}