:root {
    --bg: #05070a;
    --card-bg: #0d1117;
    --cyan: #00f2ff;
    --green: #39ff14;
    --purple: #8a2be2;
    --text: #e6edf3;
}

body {
    background-color: var(--bg);
    color: var(--text);
    font-family: 'Inter', system-ui, sans-serif;
    margin: 0; padding: 30px;
}

.dashboard { max-width: 1200px; margin: 0 auto; }

.header-main { text-align: center; margin-bottom: 50px; }

.status {
    color: var(--cyan);
    font-size: 0.8rem;
    border: 1px solid var(--cyan);
    display: inline-block;
    padding: 4px 12px;
    border-radius: 4px;
    margin-bottom: 10px;
}

.charts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
    gap: 20px;
    margin-bottom: 40px;
}

.chart-card {
    background: var(--card-bg);
    padding: 25px;
    border-radius: 12px;
    border: 1px solid #21262d;
}

.calculator-panel {
    background: linear-gradient(145deg, #161b22 0%, #0d1117 100%);
    padding: 40px;
    border-radius: 20px;
    border: 2px solid var(--cyan);
}

.price { font-size: 4rem; font-weight: 800; color: var(--cyan); text-align: center; }

input[type=range] {
    width: 100%;
    accent-color: var(--cyan);
    height: 8px;
    margin: 30px 0;
}

.kpi-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    text-align: center;
}

.kpi strong { display: block; font-size: 1.8rem; margin-top: 5px; }
.green { color: var(--green); }

.cta-master {
    width: 100%;
    margin-top: 30px;
    padding: 25px;
    background: var(--cyan);
    color: #000;
    font-weight: 900;
    border: none;
    border-radius: 10px;
    cursor: pointer;
    font-size: 1.3rem;
    transition: 0.3s;
}