/* App Store Stats Pro - Mobile App Analytics Intelligence */
:root {
    --primary-color: #6366f1;
    --secondary-color: #4f46e5;
    --accent-color: #8b5cf6;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --error-color: #ef4444;
    --dark-bg: #0f0f23;
    --card-bg: #1a1a2e;
    --surface-bg: #16213e;
    --text-primary: #f8fafc;
    --text-secondary: #cbd5e1;
    --text-muted: #94a3b8;
    --aptos-green: #00d4aa;
    --gradient-primary: linear-gradient(135deg, #6366f1 0%, #4f46e5 100%);
    --gradient-accent: linear-gradient(135deg, #8b5cf6 0%, #6366f1 100%);
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 15px rgba(0,0,0,0.15);
    --shadow-xl: 0 20px 25px rgba(0,0,0,0.25);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

/* Hero Section */
.hero {
    min-height: 70vh;
    display: flex;
    align-items: center;
    padding: 4rem 0;
    background: linear-gradient(135deg, var(--dark-bg) 0%, var(--card-bg) 100%);
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    text-align: center;
}

.hero-header {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.brand-logo {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2.5rem;
    box-shadow: var(--shadow-lg);
}

.brand-title {
    font-size: 3rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
}

.aptos-badge {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    background: var(--aptos-green);
    color: white;
    padding: 1rem 1.5rem;
    border-radius: 25px;
    font-weight: 600;
    box-shadow: var(--shadow-md);
}

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

.hero-title {
    font-size: 2.5rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 3rem;
    line-height: 1.7;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.stat-card {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 16px;
    border: 1px solid rgba(99, 102, 241, 0.2);
    transition: all 0.3s ease;
}

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

.stat-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
    font-family: 'JetBrains Mono', monospace;
    margin-bottom: 0.25rem;
}

.stat-label {
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.9rem;
}

/* Features Section */
.features {
    padding: 3rem 0;
    background: var(--surface-bg);
}

.features-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-around;
    align-items: center;
    flex-wrap: wrap;
    gap: 2rem;
}

.feature-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem;
    background: var(--card-bg);
    border-radius: 12px;
    border: 1px solid rgba(99, 102, 241, 0.2);
    transition: all 0.3s ease;
    cursor: pointer;
    min-width: 150px;
}

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

.feature-item i {
    font-size: 2rem;
    color: var(--primary-color);
}

.feature-item span {
    font-weight: 600;
    color: var(--text-primary);
    text-align: center;
}

/* Direct Chat Section */
.direct-chat {
    padding: 4rem 0;
    background: var(--dark-bg);
}

.chat-container {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 2rem;
}

.chat-intro {
    text-align: center;
    margin-bottom: 2rem;
}

.chat-intro h3 {
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.chat-intro p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.chat-box {
    background: var(--card-bg);
    border-radius: 20px;
    border: 1px solid rgba(99, 102, 241, 0.3);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.chat-messages {
    padding: 2rem;
    background: var(--dark-bg);
    min-height: 300px;
}

.message {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.message-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.3rem;
    flex-shrink: 0;
}

.message-content {
    background: var(--card-bg);
    padding: 1.5rem;
    border-radius: 15px;
    flex: 1;
    border: 1px solid rgba(99, 102, 241, 0.2);
}

.message-content p {
    margin-bottom: 1rem;
    line-height: 1.6;
    color: var(--text-primary);
}

.message-content p:last-child {
    margin-bottom: 0;
}

.quick-options {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
    flex-wrap: wrap;
}

.quick-btn {
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary-color);
    border: 1px solid rgba(99, 102, 241, 0.3);
    padding: 0.75rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.quick-btn:hover {
    background: var(--primary-color);
    color: white;
}

.chat-input-area {
    padding: 2rem;
    background: var(--card-bg);
    border-top: 1px solid rgba(99, 102, 241, 0.2);
}

.input-container {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
}

.chat-input {
    flex: 1;
    padding: 1rem;
    background: var(--dark-bg);
    border: 2px solid rgba(99, 102, 241, 0.3);
    border-radius: 12px;
    color: var(--text-primary);
    font-size: 1rem;
    font-family: inherit;
    transition: border-color 0.3s ease;
}

.chat-input:focus {
    outline: none;
    border-color: var(--primary-color);
}

.chat-input::placeholder {
    color: var(--text-muted);
}

.send-btn {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border: none;
    border-radius: 50%;
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    transition: all 0.3s ease;
}

.send-btn:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-md);
}

.aptos-footer {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.aptos-footer i {
    color: var(--aptos-green);
}

/* Simple Footer */
.simple-footer {
    background: var(--card-bg);
    border-top: 1px solid rgba(99, 102, 241, 0.2);
    padding: 2rem 0;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-left {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.footer-left span:first-child {
    color: var(--text-primary);
    font-weight: 500;
}

.footer-left span:last-child {
    color: var(--text-muted);
    font-size: 0.85rem;
}

.footer-right {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.footer-right a {
    color: var(--text-secondary);
    font-size: 1.2rem;
    transition: color 0.3s ease;
}

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

.aptos-badge-small {
    width: 32px;
    height: 32px;
    background: var(--aptos-green);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 0.9rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-header {
        flex-direction: column;
        gap: 1.5rem;
    }
    
    .brand-title {
        font-size: 2rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .features-container {
        flex-direction: column;
        gap: 1.5rem;
    }
    
    .quick-options {
        flex-direction: column;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero-container {
        padding: 0 1rem;
    }
    
    .brand-title {
        font-size: 1.75rem;
    }
    
    .hero-title {
        font-size: 1.75rem;
    }
    
    .stat-card {
        flex-direction: column;
        text-align: center;
    }
    
    .chat-messages {
        padding: 1rem;
    }
    
    .chat-input-area {
        padding: 1rem;
    }
}