:root {
    --bg: #f4f7ef;
    --text: #1d251a;
    --panel: rgba(255, 255, 255, 0.9);
    --accent: #187244;
    --accent-soft: #d7f5d7;
    --danger: #8a2222;
    --shadow: 0 18px 30px rgba(0, 0, 0, 0.08);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: "IBM Plex Sans", "Segoe UI", sans-serif;
    color: var(--text);
    background: linear-gradient(150deg, #fbfff5 0%, #e8f4de 100%);
    min-height: 100vh;
    overflow-x: hidden;
}

.bg-shape {
    position: fixed;
    border-radius: 50%;
    filter: blur(2px);
    z-index: -1;
}

.bg-shape-a {
    width: 320px;
    height: 320px;
    top: -80px;
    right: -40px;
    background: radial-gradient(circle, rgba(24, 114, 68, 0.25) 0%, rgba(24, 114, 68, 0.02) 70%);
}

.bg-shape-b {
    width: 420px;
    height: 420px;
    bottom: -180px;
    left: -120px;
    background: radial-gradient(circle, rgba(231, 198, 97, 0.3) 0%, rgba(231, 198, 97, 0.03) 70%);
}

.dashboard {
    max-width: 1100px;
    margin: 0 auto;
    padding: 2.5rem 1.2rem 3rem;
}

.dashboard-header h1 {
    margin: 0.2rem 0 1.2rem;
    font-family: "Space Grotesk", "Avenir Next", sans-serif;
    font-size: clamp(1.8rem, 2.8vw, 2.8rem);
}

.eyebrow {
    margin: 0;
    font-size: 0.9rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: #476853;
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1rem;
    margin-bottom: 1.2rem;
}

.metric-card,
.panel {
    background: var(--panel);
    border: 1px solid rgba(20, 40, 20, 0.08);
    border-radius: 16px;
    box-shadow: var(--shadow);
    padding: 1rem 1.1rem;
    backdrop-filter: blur(2px);
}

.metric-label {
    margin: 0;
    color: #425641;
    font-size: 0.88rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.metric-value {
    margin: 0.65rem 0 0;
    font-size: clamp(1.3rem, 2.2vw, 2rem);
    font-weight: 650;
}

.metric-position .metric-value {
    color: var(--accent);
}

.panel h2 {
    margin: 0 0 0.5rem;
    font-size: 1.05rem;
}

.panel ul {
    margin: 0.7rem 0 0;
    padding-left: 1.1rem;
}

.panel li {
    margin-bottom: 0.35rem;
}

.chart-panel {
    margin-bottom: 1.2rem;
}

.chart-subtitle {
    margin: 0;
    color: #485d4f;
    font-size: 0.92rem;
}

.chart-controls {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 0.6rem;
    margin-top: 0;
}

.language-switch-wrap {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    margin-left: auto;
}

.language-switch-label {
    color: #3f5248;
    font-size: 0.82rem;
}

.language-switch {
    border: 1px solid rgba(38, 56, 44, 0.28);
    border-radius: 8px;
    background: #f8fcf5;
    color: #233d30;
    font: inherit;
    font-size: 0.82rem;
    padding: 0.34rem 0.5rem;
}

.time-window-switch {
    display: inline-flex;
    gap: 0.35rem;
    margin-top: 0;
    padding: 0.25rem;
    border-radius: 999px;
    background: rgba(38, 56, 44, 0.08);
}

.window-btn {
    border: 0;
    background: transparent;
    color: #345043;
    font: inherit;
    font-size: 0.84rem;
    padding: 0.38rem 0.75rem;
    border-radius: 999px;
    cursor: pointer;
    transition: background 150ms ease, color 150ms ease;
}

.window-btn:hover {
    background: rgba(24, 114, 68, 0.12);
}

.window-btn.is-active {
    background: #1f7246;
    color: #f8fff8;
}

.refresh-btn {
    border: 0;
    border-radius: 10px;
    background: #233d30;
    color: #f3fff6;
    font: inherit;
    font-size: 0.86rem;
    padding: 0.5rem 0.8rem;
    cursor: pointer;
    transition: opacity 150ms ease, transform 120ms ease;
}

.refresh-btn:hover {
    transform: translateY(-1px);
}

.refresh-btn:disabled {
    opacity: 0.65;
    cursor: wait;
    transform: none;
}

.refresh-status {
    min-height: 0;
    margin: 0;
    color: #485d4f;
    font-size: 0.84rem;
}

.refresh-status:empty {
    display: none;
}

.chart-warning {
    margin: 0.45rem 0 0;
    color: #8a5f19;
    font-size: 0.82rem;
}

.is-hidden {
    display: none;
}

.chart-wrap {
    margin-top: 0.75rem;
    border-radius: 12px;
    border: 1px solid rgba(20, 40, 20, 0.09);
    background: linear-gradient(180deg, #fefef8 0%, #f4f8ee 100%);
    padding: 0.5rem;
}

#trendChart {
    width: 100%;
    height: 400px;
    display: block;
    cursor: crosshair;
}

#bearTargetChart {
    width: 100%;
    height: 360px;
    display: block;
    cursor: crosshair;
}

#mayerChart {
    width: 100%;
    height: 390px;
    display: block;
    cursor: crosshair;
}

#mvrvChart {
    width: 100%;
    height: 360px;
    display: block;
    cursor: crosshair;
}

#realizedLossChart {
    width: 100%;
    height: 360px;
    display: block;
    cursor: crosshair;
}

.chart-legend {
    display: flex;
    flex-wrap: wrap;
    gap: 0.9rem;
    margin-top: 0.8rem;
    color: #3f5248;
    font-size: 0.87rem;
}

.chart-legend span {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
}

.chart-source {
    margin: 0.55rem 0 0;
    color: #4f5f55;
    font-size: 0.8rem;
}

.legend-dot {
    width: 11px;
    height: 11px;
    border-radius: 50%;
    display: inline-block;
}

.legend-price {
    background: #2f4858;
}

.legend-ma {
    background: #c2791d;
}

.legend-ma200 {
    background: #e39f3a;
}

.legend-realized {
    background: #7e52d9;
}

.legend-long {
    background: #1f8c54;
}

.legend-short {
    background: #ad3838;
}

.legend-mayer {
    background: #245f98;
}

.legend-mayer-ma200d {
    background: #e39f3a;
}

.legend-mayer-baseline {
    background: #ad3838;
}

.legend-mvrv-08 {
    background: #2f9e44;
}

.legend-mvrv-10 {
    background: #7adf8b;
}

.legend-mvrv-25 {
    background: #e6a6a6;
}

.legend-mvrv-35 {
    background: #ad3838;
}

.legend-realized-loss {
    background: #a43f2e;
}

.panel-error {
    border-color: rgba(138, 34, 34, 0.24);
    background: #fff4f4;
    color: var(--danger);
}

@media (max-width: 640px) {
    .dashboard {
        padding-top: 1.6rem;
    }

    .metric-card,
    .panel {
        border-radius: 12px;
    }

    #trendChart {
        height: 330px;
    }

    #bearTargetChart {
        height: 290px;
    }

    #mayerChart {
        height: 338px;
    }

    #mvrvChart {
        height: 300px;
    }

    #realizedLossChart {
        height: 300px;
    }

    .language-switch-wrap {
        margin-left: 0;
    }
}