/* ============================================================================
   PRIZEVAULT LANDING PAGE - STYLESHEET
   Dark theme with gradient accents
   ============================================================================ */

/* CSS Variables */
:root {
    --primary: #0088cc;
    --primary-dark: #0066aa;
    --secondary: #10b981;
    --accent: #f59e0b;
    --bg-dark: #0a0a0a;
    --bg-card: #1a1a1a;
    --bg-elevated: #242424;
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    --text-dim: #707070;
    --border: #2a2a2a;
    --gradient-primary: linear-gradient(135deg, #0088cc 0%, #00aaff 100%);
    --gradient-accent: linear-gradient(135deg, #f59e0b 0%, #f97316 100%);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

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

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
    z-index: 1000;
    padding: 16px 0;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 24px;
    font-weight: bold;
    color: var(--text-primary);
}

.nav-brand i {
    color: var(--primary);
    font-size: 28px;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-menu a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
}

.nav-menu a:hover {
    color: var(--text-primary);
}

.mobile-menu-toggle {
    display: none;
    font-size: 24px;
    cursor: pointer;
    color: var(--text-primary);
}

.mobile-menu {
    display: none;
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: rgba(10, 10, 10, 0.98);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
    padding: 20px;
    flex-direction: column;
    gap: 16px;
    z-index: 999;
}

.mobile-menu.active {
    display: flex;
}

.mobile-menu a {
    color: var(--text-secondary);
    text-decoration: none;
    padding: 12px;
    border-radius: 8px;
    transition: all 0.3s;
}

.mobile-menu a:hover {
    background: var(--bg-card);
    color: var(--text-primary);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
    border: none;
    cursor: pointer;
    font-size: 16px;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 4px 16px rgba(0, 136, 204, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 24px rgba(0, 136, 204, 0.4);
}

.btn-secondary {
    background: var(--bg-card);
    color: var(--text-primary);
    border: 1px solid var(--border);
}

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

.btn-launch {
    background: var(--gradient-primary);
    color: white;
    padding: 10px 20px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    box-shadow: 0 2px 8px rgba(0, 136, 204, 0.3);
}

.btn-large {
    padding: 16px 32px;
    font-size: 18px;
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 0 80px;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 50%, rgba(0, 136, 204, 0.1) 0%, transparent 50%);
    z-index: 0;
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.3);
    border-radius: 20px;
    color: var(--secondary);
    font-size: 14px;
    margin-bottom: 24px;
}

.hero-title {
    font-size: 64px;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 24px;
}

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

.hero-description {
    font-size: 20px;
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto 48px;
    line-height: 1.8;
}

/* Hero Stats */
.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 48px;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 24px;
    transition: all 0.3s;
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary);
}

.stat-icon {
    font-size: 32px;
    margin-bottom: 12px;
}

.stat-value {
    font-size: 32px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 8px;
}

.stat-label {
    font-size: 14px;
    color: var(--text-secondary);
}

/* Hero CTA */
.hero-cta {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.hero-trust {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    color: var(--text-secondary);
    font-size: 14px;
}

.hero-trust i {
    color: var(--secondary);
}

/* Section Header */
.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-header h2 {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 16px;
}

.section-header p {
    font-size: 20px;
    color: var(--text-secondary);
}

/* Features Section */
.features {
    padding: 100px 0;
    background: var(--bg-dark);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 32px;
    transition: all 0.3s;
}

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

.feature-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 24px;
    margin-bottom: 12px;
}

.feature-card p {
    color: var(--text-secondary);
    margin-bottom: 16px;
    line-height: 1.6;
}

.feature-meta {
    color: var(--primary);
    font-weight: 600;
    font-size: 14px;
}

/* How It Works Section */
.how-it-works {
    padding: 100px 0;
    background: linear-gradient(to bottom, var(--bg-dark), var(--bg-card));
}

.steps {
    max-width: 600px;
    margin: 0 auto 48px;
}

.step {
    display: flex;
    align-items: flex-start;
    gap: 24px;
    padding: 24px;
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: 16px;
    margin-bottom: 24px;
}

.step-number {
    width: 48px;
    height: 48px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: 700;
    flex-shrink: 0;
}

.step-content h3 {
    font-size: 20px;
    margin-bottom: 8px;
}

.step-content p {
    color: var(--text-secondary);
}

.step-arrow {
    text-align: center;
    color: var(--primary);
    font-size: 24px;
    margin: -12px 0;
}

.cta-box {
    text-align: center;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 48px;
}

.cta-box h3 {
    font-size: 32px;
    margin-bottom: 24px;
}

/* Earning Methods */
.earning-methods {
    padding: 100px 0;
    background: var(--bg-dark);
}

.methods-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.method-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 32px;
}

.method-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.method-header i {
    font-size: 32px;
    color: var(--primary);
}

.method-header h4 {
    font-size: 20px;
}

.method-card p {
    color: var(--text-secondary);
    margin-bottom: 16px;
}

.method-reward {
    color: var(--accent);
    font-weight: 600;
}

/* Contact Section */
.contact {
    padding: 100px 0;
    background: var(--bg-card);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
}

.contact-info h2 {
    font-size: 40px;
    margin-bottom: 16px;
}

.contact-info > p {
    color: var(--text-secondary);
    margin-bottom: 32px;
    font-size: 18px;
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 48px;
}

.contact-method {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.contact-method i {
    font-size: 24px;
    color: var(--primary);
    margin-top: 4px;
}

.contact-method strong {
    display: block;
    margin-bottom: 4px;
}

.contact-method a {
    color: var(--text-secondary);
    text-decoration: none;
}

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

.advertising-info {
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 24px;
}

.advertising-info h3 {
    font-size: 20px;
    margin-bottom: 16px;
}

.advertising-info ul {
    list-style: none;
}

.advertising-info li {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
    color: var(--text-secondary);
}

.advertising-info li i {
    color: var(--secondary);
}

/* Contact Form */
.contact-form-wrapper h3 {
    font-size: 24px;
    margin-bottom: 24px;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 16px;
    transition: all 0.3s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(0, 136, 204, 0.1);
}

.form-group textarea {
    resize: vertical;
    font-family: inherit;
}

/* Footer */
.footer {
    background: var(--bg-dark);
    border-top: 1px solid var(--border);
    padding: 64px 0 32px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 24px;
    font-weight: bold;
    margin-bottom: 16px;
}

.footer-brand i {
    color: var(--primary);
}

.footer-about p {
    color: var(--text-secondary);
    margin-bottom: 24px;
    line-height: 1.6;
}

.social-links {
    display: flex;
    gap: 12px;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    transition: all 0.3s;
}

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

.footer-links h4 {
    margin-bottom: 16px;
    font-size: 18px;
}

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

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s;
}

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

.footer-bottom {
    text-align: center;
    padding-top: 32px;
    border-top: 1px solid var(--border);
    color: var(--text-secondary);
}

.footer-bottom p {
    margin-bottom: 8px;
}

/* Floating Action Button */
.fab-button {
    position: fixed;
    bottom: 32px;
    right: 32px;
    width: 64px;
    height: 64px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 32px;
    box-shadow: 0 4px 24px rgba(0, 136, 204, 0.4);
    z-index: 999;
    transition: all 0.3s;
    text-decoration: none;
}

.fab-button:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 32px rgba(0, 136, 204, 0.6);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: block;
    }
    
    .hero-title {
        font-size: 40px;
    }
    
    .hero-description {
        font-size: 16px;
    }
    
    .hero-stats {
        grid-template-columns: 1fr;
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .hero-cta .btn {
        width: 100%;
        justify-content: center;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .methods-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    .section-header h2 {
        font-size: 32px;
    }
    
    .fab-button {
        width: 56px;
        height: 56px;
        font-size: 28px;
        bottom: 24px;
        right: 24px;
    }
}

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

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