:root {
    --dark-bg: #0a0a0a;
    --darker-bg: #050505;
    --card-bg: rgba(30, 30, 30, 0.9);
    --card-border: rgba(212, 175, 55, 0.4);
    --primary: #d4af37;
    --primary-light: #f1e5ac;
    --primary-dark: #b8941f;
    --accent: #ffd700;
    --accent-light: #fff2a1;
    --text-light: #f8f8f8;
    --text-muted: #aaaaaa;
    --success: #d4af37;
    --warning: #ffcc00;
    --danger: #ff5252;
    --gradient-primary: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    --gradient-accent: linear-gradient(135deg, var(--accent) 0%, var(--primary) 100%);
}

body {
    background-color: var(--dark-bg);
    color: var(--text-light);
    font-family: 'Segoe UI', Roboto, sans-serif;
    overflow-x: hidden;
    position: relative;
    min-height: 100vh;
    padding-bottom: 70px;
}

#particles-js {
    position: fixed;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    z-index: -1;
    background: radial-gradient(ellipse at bottom, #1B2735 0%, #090A0F 100%);
}

.header {
    background: linear-gradient(90deg, rgba(10, 10, 10, 0.95), rgba(30, 30, 30, 0.95), rgba(10, 10, 10, 0.95));
    border-bottom: 1px solid var(--card-border);
    padding: 8px 15px;
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(10px);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.4);
}

.logo {
    font-weight: 600;
    font-size: 1.5rem;
    color: var(--primary);
    text-shadow: 0 0 15px rgba(212, 175, 55, 0.6);
    letter-spacing: 1.5px;
    display: flex;
    align-items: center;
}

.card-bg {
    background-color: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 12px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.5);
    margin-bottom: 16px;
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(5px);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card-bg:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.6), 0 0 15px rgba(212, 175, 55, 0.3);
}

.btn-tech {
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    color: black;
    font-weight: 600;
    border: none;
    padding: 8px 20px;
    border-radius: 30px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 10px rgba(0, 240, 255, 0.3);
}

.btn-tech:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(0, 240, 255, 0.4);
}

.tech-grid1 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
}

.nav-tech {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: rgba(10, 10, 18, 0.95);
    border-top: 1px solid var(--card-border);
    padding-top: 10px;
    backdrop-filter: blur(10px);
}

.nav-tech a {
    color: var(--text-muted);
    font-size: 0.8rem;
    text-decoration: none;
    text-align: center;
}

.nav-tech a.active {
    color: var(--primary);
}

.nav-icon {
    font-size: 1.4rem;
    display: block;
    margin-bottom: 4px;
}

.crypto-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 20px;
    text-align: center;
}

.crypto-icon {
    font-size: 1.8rem;
    margin-bottom: 15px;
    color: var(--primary);
    text-shadow: 0 0 10px rgba(0, 240, 255, 0.5);
}

.btn-outline-tech {
    background: transparent;
    color: var(--primary);
    border: 1px solid var(--primary);
    font-weight: 600;
    padding: 8px 20px;
    border-radius: 30px;
    transition: all 0.3s ease;
}

.btn-outline-tech:hover {
    background-color: rgba(0, 240, 255, 0.1);
}

.balance-display {
    font-size: 1.2rem;
    font-weight: 700;
    letter-spacing: 0.5px;
}