@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;600;800&display=swap');

:root {
    --bg-color: #05070a;
    --card-bg: #11141b;
    --border-color: #232830;
    --text-main: #ffffff;
    --text-dim: #94a3b8;
    --accent: #38bdf8;
    --up-color: #22c55e;
    --down-color: #ef4444;
}

body {
    background-color: var(--bg-color);
    color: var(--text-main);
    font-family: 'Plus Jakarta Sans', sans-serif;
    margin: 0;
    padding: 40px 20px;
}

.header { text-align: center; margin-bottom: 50px; }
h1 { font-size: 2.5rem; margin-bottom: 10px; letter-spacing: -1px; }

/* Live Pulse Animation */
.live-dot {
    height: 10px; width: 10px;
    background-color: var(--up-color);
    border-radius: 50%;
    display: inline-block;
    margin-left: 8px;
    box-shadow: 0 0 10px var(--up-color);
    animation: pulse 1.5s infinite;
}

@keyframes pulse {
    0% { opacity: 1; }
    50% { opacity: 0.3; }
    100% { opacity: 1; }
}

#refresh-btn {
    background: transparent;
    border: 1px solid var(--accent);
    color: var(--accent);
    padding: 8px 16px;
    border-radius: 20px;
    cursor: pointer;
    margin-top: 15px;
    transition: all 0.3s;
}

#refresh-btn:hover { background: var(--accent); color: black; }

.dashboard {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 25px;
    max-width: 1200px;
    margin: 0 auto;
}

.coin-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 24px;
    position: relative;
    transition: transform 0.3s, border-color 0.3s;
}

.coin-card:hover {
    transform: translateY(-8px);
    border-color: var(--accent);
}

.row-top { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 20px; }
.symbol { font-size: 1.5rem; font-weight: 800; color: var(--accent); }
.name { font-size: 0.85rem; color: var(--text-dim); }

.price { font-size: 2.2rem; font-weight: 800; margin-bottom: 25px; }

.pct-badge {
    font-size: 0.85rem;
    font-weight: 700;
    padding: 5px 10px;
    border-radius: 8px;
}

.up { color: var(--up-color); background: rgba(34, 197, 94, 0.1); }
.down { color: var(--down-color); background: rgba(239, 68, 68, 0.1); }

.stats-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
}

.stat-label { font-size: 0.7rem; color: var(--text-dim); text-transform: uppercase; letter-spacing: 1px; }
.stat-val { font-size: 0.95rem; font-weight: 600; margin-top: 4px; display: block; }