
<!-- us_stock_landing_page/frontend/css/style.css -->
@import url('https://fonts.loli.net/css2?family=Montserrat:wght@400;500;700;900&display=swap');

:root {
    --primary: #2563eb;
    --secondary: #1e40af;
    --accent: #3b82f6;
    --text: #f8fafc;
    --bg-dark: #0f172a;
    --up: #10b981;
    --down: #ef4444;
    --whatsapp: #25D366;
    --wechat: #07C160;
    --telegram: #0088cc;
    --discord: #5865F2;
    --twitter: #1DA1F2;
    --linkedin: #0A66C2;
}

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

body {
    font-family: 'Montserrat', sans-serif;
    color: var(--text);
    background: linear-gradient(135deg, #0f172a, #1e293b);
    min-height: 100vh;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 4rem;
    position: relative;
    z-index: 10;
}

/* Enhanced K-line chart styles */
.kline-chart {
    width: 100%;
    height: 50vh;
    background: rgba(15, 23, 42, 0.85);
    border-radius: 16px;
    margin: 4rem 0;
    border: 2px solid rgba(59, 130, 246, 0.7);
    box-shadow: 0 0 40px rgba(59, 130, 246, 0.4);
    backdrop-filter: blur(5px);
}

/* Background image adjustments */
.kline-bg {
    filter: brightness(0.8) contrast(0.9) saturate(0.8);
    opacity: 0.75 !important;
}

/* WhatsApp buttons optimization */
.whatsapp-btn {
    width: 100px !important;
    height: 100px !important;
    font-size: 3.5rem !important;
}

.whatsapp-caption {
    font-size: 16px !important;
    width: 160px !important;
    top: 105px !important;
}

.claim-btn {
    font-size: 1.5rem !important;
    padding: 1.2rem 4rem !important;
}

section {
    margin: 5rem 0;
}

/* Responsive fixes */
@media (max-width: 1024px) {
    .container {
        padding: 0 2rem;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 1.5rem;
    }
    
    .kline-chart {
        height: 35vh;
        margin: 3rem 0;
    }
    
    .whatsapp-btn {
        width: 70px !important;
        height: 70px !important;
        font-size: 2.5rem !important;
    }
    
    .whatsapp-caption {
        font-size: 12px !important;
        width: 130px !important;
        top: 75px !important;
    }

    .claim-btn {
        font-size: 1.2rem !important;
        padding: 1rem 2rem !important;
    }

    section {
        margin: 4rem 0;
    }
}

/* Scrollbar styling */
::-webkit-scrollbar {
    width: 8px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--accent);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary);
}

/* Particles container */
#particles-js {
    height: 100%;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: -1;
}

/* Button hover effects */
button:hover, a:hover {
    transform: scale(1.05);
    transition: all 0.3s ease;
}

/* Animation for claim button */
@keyframes pulse-glow {
    0% {
        box-shadow: 0 0 0 0 rgba(245, 158, 11, 0.7);
    }
    70% {
        box-shadow: 0 0 0 15px rgba(245, 158, 11, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(245, 158, 11, 0);
    }
}

.claim-btn {
    animation: pulse-glow 2s infinite;
}

/* WhatsApp button animation */
@keyframes whatsapp-pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7);
    }
    70% {
        box-shadow: 0 0 0 15px rgba(37, 211, 102, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0);
    }
}

.whatsapp-btn {
    animation: whatsapp-pulse 2s infinite;
}