@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&family=Roboto+Mono:wght@300;400&display=swap');

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: #121417;
    color: #e2e8f0;
    overflow: hidden;
    width: 100vw;
    height: 100vh;
}

.container {
    display: grid;
    grid-template-columns: 1fr 400px;
    grid-template-rows: auto 1fr auto;
    height: 100vh;
    gap: 0;
}

header {
    grid-column: 1 / -1;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 24px;
    background: #1a1d23;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.header-left {
    display: flex;
    align-items: center;
    gap: 20px;
}

h1 {
    font-size: 1.5em;
    font-weight: 500;
    letter-spacing: -0.5px;
    color: #e2e8f0;
}

.status-indicator {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85em;
    font-weight: 400;
    color: #94a3b8;
}

.status-dot {
    width: 8px;
    height: 8px;
    background: #10b981;
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.subtitle {
    font-size: 0.75em;
    color: #64748b;
    font-weight: 300;
    letter-spacing: 0.3px;
}

.main-panel {
    grid-column: 1;
    grid-row: 2;
    background: #0d0f12;
    overflow: hidden;
    position: relative;
}

#network-canvas {
    width: 100%;
    height: 100%;
    display: block;
}

.control-panel {
    grid-column: 1;
    grid-row: 3;
    display: flex;
    gap: 40px;
    padding: 16px 24px;
    background: #1a1d23;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    align-items: center;
}

.control-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.control-group label {
    font-size: 0.75em;
    font-weight: 500;
    color: #94a3b8;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.control-group label input[type="checkbox"] {
    width: 16px;
    height: 16px;
    cursor: pointer;
    accent-color: #3b82f6;
}

.control-group label span {
    text-transform: none;
    font-size: 0.9em;
    color: #e2e8f0;
    font-weight: 400;
}

input[type="range"] {
    width: 180px;
    height: 2px;
    background: rgba(255, 255, 255, 0.1);
    outline: none;
    border-radius: 2px;
    cursor: pointer;
}

input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 14px;
    height: 14px;
    background: #3b82f6;
    cursor: pointer;
    border-radius: 50%;
    transition: all 0.2s ease;
}

input[type="range"]::-webkit-slider-thumb:hover {
    background: #60a5fa;
    transform: scale(1.1);
}

input[type="range"]::-moz-range-thumb {
    width: 14px;
    height: 14px;
    background: #3b82f6;
    cursor: pointer;
    border-radius: 50%;
    border: none;
}

#volatility-value,
#speed-value {
    font-size: 0.85em;
    color: #e2e8f0;
    font-weight: 400;
    font-family: 'Roboto Mono', monospace;
}

.stats {
    display: flex;
    gap: 30px;
    margin-left: auto;
}

.stat-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.stat-label {
    font-size: 0.7em;
    color: #64748b;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 500;
}

.stat-value {
    font-size: 1.4em;
    color: #e2e8f0;
    font-weight: 300;
    font-family: 'Roboto Mono', monospace;
}

.terminal {
    grid-column: 2;
    grid-row: 2 / 4;
    background: #1a1d23;
    border-left: 1px solid rgba(255, 255, 255, 0.08);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.terminal-header {
    background: transparent;
    color: #94a3b8;
    padding: 16px 20px;
    font-weight: 500;
    font-size: 0.75em;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.terminal-body {
    flex: 1;
    padding: 0;
    overflow-y: auto;
    font-size: 0.8em;
    line-height: 1.4;
    font-family: 'Roboto Mono', monospace;
}

.terminal-body::-webkit-scrollbar {
    width: 4px;
}

.terminal-body::-webkit-scrollbar-track {
    background: transparent;
}

.terminal-body::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 2px;
}

.terminal-body::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.2);
}

.log-entry {
    display: grid;
    grid-template-columns: 70px 1fr 80px;
    gap: 12px;
    padding: 10px 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
    opacity: 0;
    animation: fadeIn 0.3s forwards;
    align-items: center;
}

.log-entry:hover {
    background: rgba(255, 255, 255, 0.02);
}

@keyframes fadeIn {
    to {
        opacity: 1;
    }
}

.log-profit {
    background: rgba(16, 185, 129, 0.05);
}

.log-loss {
    background: rgba(239, 68, 68, 0.05);
}

.log-timestamp {
    color: #64748b;
    font-size: 0.85em;
}

.log-path {
    color: #e2e8f0;
    font-size: 0.9em;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.log-spread {
    font-weight: 500;
    text-align: right;
    font-size: 0.9em;
}

.log-profit .log-spread {
    color: #f59e0b;
}

.log-loss .log-spread {
    color: #64748b;
}