body {
    margin: 0;
    padding: 0;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background-color: #0a0e17;
    color: #ffffff;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

header {
    padding: 2rem;
    text-align: center;
    background: linear-gradient(180deg, rgba(30, 41, 59, 0.5) 0%, rgba(10, 14, 23, 0) 100%);
}

h1 {
    font-size: 2.5rem;
    font-weight: 800;
    margin: 0;
    background: linear-gradient(90deg, #60a5fa, #a78bfa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -0.05em;
}

.subtitle {
    color: #94a3b8;
    margin-top: 0.5rem;
    font-size: 1.1rem;
}

.dashboard {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(600px, 1fr));
    gap: 2rem;
    padding: 2rem;
    max-width: 1400px;
    margin: 0 auto;
    width: 100%;
    box-sizing: border-box;
}

@media (max-width: 768px) {
    .dashboard {
        grid-template-columns: 1fr;
    }
}

.card {
    background: rgba(30, 41, 59, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 24px;
    padding: 1.5rem;
    backdrop-filter: blur(12px);
    transition: transform 0.3s ease, border-color 0.3s ease;
    display: flex;
    flex-direction: column;
}

.card:hover {
    transform: translateY(-5px);
    border-color: rgba(96, 165, 250, 0.5);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.symbol-info {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.symbol-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, #3b82f6, #8b5cf6);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 1.2rem;
}

.symbol-icon.gold {
    background: linear-gradient(135deg, #f59e0b, #d97706);
}

.symbol-name {
    display: flex;
    flex-direction: column;
}

.ticker {
    font-size: 1.5rem;
    font-weight: 700;
}

.full-name {
    font-size: 0.9rem;
    color: #94a3b8;
}

.chart-container {
    height: 600px;
    width: 100%;
    border-radius: 16px;
    overflow: hidden;
    background: #131722;
}

.calculator {
    grid-column: 1 / -1;
    background: rgba(30, 41, 59, 0.4);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 24px;
    padding: 2.5rem;
    backdrop-filter: blur(12px);
    margin-bottom: 2rem;
}

.calc-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 2rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.calc-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2.5rem;
}

.input-group {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.input-group label {
    font-size: 0.9rem;
    color: #94a3b8;
    font-weight: 600;
}

.input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.input-wrapper input {
    width: 100%;
    background: rgba(15, 23, 42, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 1rem;
    padding-right: 3rem;
    color: white;
    font-size: 1.1rem;
    font-weight: 600;
    transition: all 0.3s ease;
}

.input-wrapper input:focus {
    outline: none;
    border-color: #3b82f6;
    box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.1);
}

.input-wrapper .unit {
    position: absolute;
    right: 1.2rem;
    color: #475569;
    font-weight: 700;
}

.results {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.result-item {
    background: rgba(15, 23, 42, 0.4);
    padding: 1.5rem;
    border-radius: 16px;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.result-label {
    font-size: 0.85rem;
    color: #94a3b8;
}

.result-value {
    font-size: 1.5rem;
    font-weight: 800;
    color: #3b82f6;
}

.result-value.gold {
    color: #f59e0b;
}

.alert-monitor {
    grid-column: 1 / -1;
    background: rgba(30, 41, 59, 0.4);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 24px;
    padding: 2rem;
    backdrop-filter: blur(12px);
    margin-bottom: 2rem;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.monitor-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.status-badge {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(34, 197, 94, 0.2);
    color: #4ade80;
    padding: 0.5rem 1rem;
    border-radius: 99px;
    font-size: 0.85rem;
    font-weight: 700;
}

.status-badge.loading {
    background: rgba(245, 158, 11, 0.2);
    color: #fbbf24;
}

.monitor-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
}

.monitor-item {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.monitor-label {
    font-size: 0.85rem;
    color: #94a3b8;
}

.monitor-value {
    font-size: 1.8rem;
    font-weight: 800;
    font-family: 'Monaco', monospace;
}

.alert-btn {
    background: #3b82f6;
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 12px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
}

.alert-btn:hover {
    background: #2563eb;
    transform: scale(1.05);
}

footer {
    margin-top: auto;
    padding: 2rem;
    text-align: center;
    color: #475569;
    font-size: 0.9rem;
}