:root {
    --bg-color:      #0a0a0c;
    --card-bg:       rgba(20, 20, 25, 0.7);
    --border-color:  rgba(255, 255, 255, 0.08);
    --text-primary:  #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.45);
    --accent-cyan:   #00f2ff;
    --accent-green:  #00ff88;
    --accent-red:    #ff3b3b;
    --accent-magenta:#ff00ff;
    --accent-amber:  #ffb300;
    --font-ui:       'Inter', sans-serif;
    --font-mono:     'JetBrains Mono', monospace;
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    font-family: var(--font-ui);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
}

/* ── Glass overlay ─────────────────────────────────────────────────────────── */
.glass-overlay {
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background: radial-gradient(circle at 50% -20%, rgba(0, 242, 255, 0.04), transparent 70%);
    pointer-events: none;
    z-index: 100;
}

/* ── Disconnect banner ─────────────────────────────────────────────────────── */
.disconnect-banner {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 999;
    background: rgba(255, 59, 59, 0.92);
    color: #fff;
    text-align: center;
    padding: 0.65rem 1rem;
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 1px;
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
}
.disconnect-banner.hidden { display: none; }
.disconnect-icon { font-size: 1.1rem; }

.kill-switch-banner {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 998;
    background: rgba(255, 140, 0, 0.95);
    color: #fff;
    text-align: center;
    padding: 0.55rem 1rem;
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 1px;
    backdrop-filter: blur(8px);
}
.kill-switch-banner.hidden { display: none; }

.kill-switch-controls {
    display: flex;
    align-items: center;
    gap: 0.4rem;
}
.ks-secret-input {
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: 4px;
    color: #fff;
    padding: 0.3rem 0.5rem;
    font-size: 0.72rem;
    width: 80px;
}
.kill-switch-btn {
    border: none;
    border-radius: 5px;
    padding: 0.35rem 0.75rem;
    font-size: 0.75rem;
    font-weight: 700;
    cursor: pointer;
    letter-spacing: 0.5px;
    transition: opacity 0.15s;
}
.kill-switch-btn:hover { opacity: 0.85; }
.kill-switch-halt   { background: #ff3b3b; color: #fff; }
.kill-switch-resume { background: #00c853; color: #000; }

/* ── Header ────────────────────────────────────────────────────────────────── */
header {
    padding: 0.9rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
    background: rgba(0, 0, 0, 0.25);
    backdrop-filter: blur(10px);
    flex-wrap: wrap;
    gap: 0.5rem;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.logo-orb {
    width: 10px; height: 10px;
    background: var(--accent-cyan);
    border-radius: 50%;
    box-shadow: 0 0 12px var(--accent-cyan);
    animation: pulse 2s infinite ease-in-out;
}

h1 {
    font-size: 1.1rem;
    font-weight: 800;
    letter-spacing: 2px;
}
h1 span { color: var(--accent-cyan); font-weight: 300; }

.header-meta {
    display: flex;
    align-items: center;
    gap: 1.2rem;
    flex-wrap: wrap;
}

.system-status {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.75rem;
    font-weight: 600;
}

.status-indicator {
    width: 7px; height: 7px;
    border-radius: 50%;
}
.status-indicator.active {
    background: var(--accent-green);
    box-shadow: 0 0 8px var(--accent-green);
    animation: pulse 2s infinite ease-in-out;
}

.uptime {
    color: var(--text-secondary);
    font-family: var(--font-mono);
    font-size: 0.72rem;
}

.header-version {
    color: var(--text-secondary);
    font-family: var(--font-mono);
    font-size: 0.7rem;
}

/* Market open/closed chip */
.market-chip {
    font-size: 0.65rem;
    font-weight: 800;
    letter-spacing: 1px;
    padding: 0.25rem 0.65rem;
    border-radius: 20px;
    border: 1px solid;
}
.market-chip.market-open   { color: var(--accent-green);  border-color: var(--accent-green);  background: rgba(0,255,136,0.08); }
.market-chip.market-closed { color: var(--accent-amber);  border-color: var(--accent-amber);  background: rgba(255,179,0,0.08); }
.market-chip.market-idle   { color: var(--text-secondary); border-color: var(--border-color); }

.last-tick-age {
    font-size: 0.68rem;
    color: var(--text-secondary);
    font-family: var(--font-mono);
}

/* ── Main layout ───────────────────────────────────────────────────────────── */
main {
    flex: 1;
    padding: 1.5rem 2rem;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    overflow-y: auto;
}

/* ── Card base ─────────────────────────────────────────────────────────────── */
.card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.25rem;
    backdrop-filter: blur(12px);
    transition: border-color 0.3s ease;
}
.card:hover { border-color: rgba(255, 255, 255, 0.15); }

/* ── ROW 1: KPI grid ───────────────────────────────────────────────────────── */
.metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 1rem;
}

.metric-card h3 {
    font-size: 0.65rem;
    color: var(--text-secondary);
    letter-spacing: 1.2px;
    margin-bottom: 0.4rem;
}

.metric-card .value {
    font-size: 1.7rem;
    font-weight: 800;
    font-family: var(--font-mono);
    line-height: 1.1;
}
.metric-card .value.positive { color: var(--accent-green); }
.metric-card .value.negative { color: var(--accent-red); }

.metric-card .sub-value {
    font-size: 0.65rem;
    color: var(--text-secondary);
    margin-top: 0.25rem;
    font-family: var(--font-mono);
}

.health-indicators {
    display: flex;
    gap: 0.9rem;
    margin: 0.4rem 0;
}
.health-item {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.65rem;
    font-family: var(--font-mono);
}

.status-dot { width: 6px; height: 6px; border-radius: 50%; }
.status-dot.green { background: var(--accent-green); box-shadow: 0 0 5px var(--accent-green); }
.status-dot.red   { background: var(--accent-red);   box-shadow: 0 0 5px var(--accent-red); }

/* ── ROW 2: Decision + Market state ───────────────────────────────────────── */
.analysis-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

/* ── Per-symbol panels ──────────────────────────────────────────────── */
.symbol-section { margin-bottom: 1.25rem; }

.section-title {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
}
.symbol-count {
    font-size: 0.7rem;
    color: var(--text-secondary);
    letter-spacing: 0.5px;
}

.symbol-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 1rem;
}

.symbol-empty {
    grid-column: 1 / -1;
    text-align: center;
    color: var(--text-secondary);
    padding: 2rem;
    font-size: 0.85rem;
    opacity: 0.6;
}

.symbol-card {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
    border-left: 2px solid var(--accent-cyan, #00f2ff);
}

.symbol-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.symbol-name {
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.1rem;
    font-weight: 700;
    letter-spacing: 1px;
    color: var(--text-primary, #fff);
}

.symbol-price-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.5rem;
}
.symbol-price-row .mid-price-value {
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.25rem;
    font-weight: 700;
}
.symbol-price-row .vwap-value {
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.25rem;
}

.gate-list.compact .gate-row { padding: 0.35rem 0; }

.chart-symbol-label {
    font-size: 0.7rem;
    color: var(--accent-cyan, #00f2ff);
    font-family: 'JetBrains Mono', monospace;
}

.chart-symbol-select {
    background: rgba(255,255,255,0.07);
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: 4px;
    color: var(--accent-cyan, #00f2ff);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.72rem;
    padding: 0.2rem 0.45rem;
    cursor: pointer;
}
.chart-symbol-select option { background: #1a1a2e; color: #fff; }

/* Gate event log colours */
.log-pass   { color: #00c853; }
.log-fail   { color: #ff5252; }
.log-signal { color: #ffd740; font-weight: 700; }
.log-info   { color: rgba(255,255,255,0.6); }

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

h2 {
    font-size: 0.75rem;
    letter-spacing: 1.5px;
    color: var(--text-secondary);
    font-weight: 600;
}

.pulse-text {
    font-size: 0.58rem;
    color: var(--accent-cyan);
    font-weight: 800;
    letter-spacing: 1px;
}

/* Block reason badge */
.block-badge {
    font-size: 0.6rem;
    font-weight: 800;
    letter-spacing: 0.5px;
    padding: 0.2rem 0.6rem;
    border-radius: 4px;
    background: rgba(255,255,255,0.05);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
}
.block-badge.block-badge-active {
    background: rgba(255, 59, 59, 0.12);
    color: var(--accent-red);
    border-color: rgba(255, 59, 59, 0.3);
}

/* Gate list */
.gate-list {
    display: flex;
    flex-direction: column;
    gap: 0.55rem;
}

.gate-row {
    display: grid;
    grid-template-columns: 1fr auto auto auto;
    align-items: center;
    gap: 0.6rem;
    padding: 0.45rem 0.6rem;
    background: rgba(255,255,255,0.02);
    border: 1px solid rgba(255,255,255,0.04);
    border-radius: 6px;
    font-family: var(--font-mono);
    font-size: 0.72rem;
}

.gate-label {
    display: flex;
    align-items: center;
    gap: 0.45rem;
    color: var(--text-secondary);
}

.gate-dot {
    width: 7px; height: 7px;
    border-radius: 50%;
    flex-shrink: 0;
}
.gate-dot.gate-pass    { background: var(--accent-green); box-shadow: 0 0 5px var(--accent-green); }
.gate-dot.gate-fail    { background: var(--accent-red);   box-shadow: 0 0 5px var(--accent-red); }
.gate-dot.gate-unknown { background: var(--text-secondary); }

.gate-value {
    color: var(--text-primary);
    font-weight: 700;
    min-width: 60px;
    text-align: right;
}

.gate-threshold {
    color: var(--text-secondary);
    font-size: 0.62rem;
    min-width: 70px;
    text-align: right;
}

.gate-status { font-size: 0.8rem; min-width: 14px; text-align: center; }
.gate-pass-text { color: var(--accent-green); }
.gate-fail-text { color: var(--accent-red); }

.gate-footer {
    margin-top: 0.8rem;
    padding-top: 0.6rem;
    border-top: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.65rem;
    font-family: var(--font-mono);
}
.gate-footer-label { color: var(--text-secondary); }
.last-block-val    { color: var(--accent-amber); font-weight: 700; }

/* ── Market State panel ────────────────────────────────────────────────────── */
.market-state-panel { display: flex; flex-direction: column; gap: 0.9rem; }

.price-row {
    display: flex;
    gap: 1.5rem;
    align-items: flex-end;
}

.price-label {
    font-size: 0.62rem;
    color: var(--text-secondary);
    letter-spacing: 1px;
    margin-bottom: 0.2rem;
}

.mid-price-value {
    font-size: 1.6rem;
    font-weight: 800;
    font-family: var(--font-mono);
    color: var(--text-primary);
    line-height: 1;
}

.vwap-value {
    font-size: 1rem;
    font-weight: 700;
    font-family: var(--font-mono);
    color: var(--text-secondary);
}
.vwap-value.side-buy  { color: var(--accent-green); }
.vwap-value.side-sell { color: var(--accent-red); }

/* VAL–POC–VAH band */
.va-band-container { margin-top: 0.2rem; }

.va-band-labels {
    display: flex;
    justify-content: space-between;
    font-size: 0.6rem;
    font-family: var(--font-mono);
    color: var(--text-secondary);
    margin-bottom: 0.3rem;
}

.va-band-track {
    height: 10px;
    background: rgba(255,255,255,0.06);
    border-radius: 5px;
    position: relative;
    overflow: visible;
}

.va-band-fill {
    position: absolute;
    left: 0; top: 0;
    width: 100%; height: 100%;
    background: linear-gradient(90deg, rgba(0,255,136,0.18), rgba(0,242,255,0.18));
    border-radius: 5px;
}

.va-marker {
    position: absolute;
    top: -3px;
    width: 3px;
    height: 16px;
    border-radius: 2px;
}
.va-marker-val { left: 0%;   background: var(--accent-green);  box-shadow: 0 0 6px var(--accent-green); }
.va-marker-vah { left: 100%; transform: translateX(-100%); background: var(--accent-cyan); box-shadow: 0 0 6px var(--accent-cyan); }
.va-marker-poc { background: var(--accent-amber); box-shadow: 0 0 6px var(--accent-amber); transform: translateX(-50%); }

/* CVD gauge */
.cvd-gauge-container { }
.cvd-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.3rem;
}
.cvd-number {
    font-family: var(--font-mono);
    font-weight: 700;
    font-size: 0.85rem;
}
.cvd-number.side-buy  { color: var(--accent-green); }
.cvd-number.side-sell { color: var(--accent-red); }

.cvd-gauge-track {
    height: 8px;
    background: rgba(255,255,255,0.06);
    border-radius: 4px;
    position: relative;
    overflow: hidden;
}

.cvd-gauge-fill {
    position: absolute;
    top: 0; height: 100%;
    border-radius: 4px;
    transition: width 0.4s ease, left 0.4s ease;
}
.cvd-gauge-fill.cvd-positive { background: var(--accent-green); }
.cvd-gauge-fill.cvd-negative { background: var(--accent-red); }

.cvd-center-mark {
    position: absolute;
    left: 50%; top: 0;
    width: 1px; height: 100%;
    background: rgba(255,255,255,0.2);
}

.cvd-gauge-labels {
    display: flex;
    justify-content: space-between;
    font-size: 0.55rem;
    color: var(--text-secondary);
    font-family: var(--font-mono);
    margin-top: 0.2rem;
}

/* ATR + EMA row */
.market-chips-row {
    display: flex;
    gap: 0.6rem;
    flex-wrap: wrap;
    align-items: center;
    margin-top: 0.2rem;
}

.info-chip {
    font-size: 0.65rem;
    font-family: var(--font-mono);
    font-weight: 600;
    padding: 0.2rem 0.55rem;
    border-radius: 4px;
    background: rgba(255,255,255,0.04);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
}

.ema-chip {
    font-size: 0.65rem;
    font-family: var(--font-mono);
    color: var(--text-secondary);
}

/* Regime chip */
.regime-chip {
    font-size: 0.62rem;
    font-weight: 800;
    letter-spacing: 0.5px;
    padding: 0.2rem 0.6rem;
    border-radius: 4px;
    border: 1px solid var(--border-color);
    background: rgba(255,255,255,0.04);
    color: var(--text-secondary);
}
.regime-chip.regime-trending { color: var(--accent-green);  border-color: rgba(0,255,136,0.3);  background: rgba(0,255,136,0.08); }
.regime-chip.regime-ranging  { color: var(--accent-amber);  border-color: rgba(255,179,0,0.3);  background: rgba(255,179,0,0.08); }
.regime-chip.regime-neutral  { color: var(--text-secondary); }
.regime-chip.regime-normal   { color: var(--text-secondary); }

/* ── ROW 3: Chart + Trade feed ─────────────────────────────────────────────── */
.content-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.trade-feed {
    height: 240px;
    overflow-y: auto;
    font-family: var(--font-mono);
    font-size: 0.7rem;
}

.trade-item {
    padding: 0.55rem 0;
    border-bottom: 1px solid rgba(255,255,255,0.04);
    display: flex;
    align-items: center;
    gap: 0.6rem;
    flex-wrap: wrap;
}

.trade-ts   { color: var(--text-secondary); font-size: 0.62rem; }
.trade-sym  { color: var(--text-primary); font-weight: 600; }
.trade-qty  { color: var(--text-secondary); }

.trade-badge {
    font-size: 0.6rem;
    font-weight: 800;
    padding: 0.1rem 0.45rem;
    border-radius: 3px;
    letter-spacing: 0.5px;
}
.trade-badge.side-buy  { background: rgba(0,255,136,0.15); color: var(--accent-green); }
.trade-badge.side-sell { background: rgba(255,59,59,0.15);  color: var(--accent-red); }

.side-buy  { color: var(--accent-green); }
.side-sell { color: var(--accent-red); }

.visualizer {
    height: 240px;
    background: rgba(0,0,0,0.25);
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid rgba(0, 242, 255, 0.08);
    padding: 8px;
}

#market-chart {
    width: 100% !important;
    height: 100% !important;
}

/* ── ROW 4: Logs ───────────────────────────────────────────────────────────── */
.logs-section { }

.log-filter-tabs {
    display: flex;
    gap: 0.35rem;
}

.log-tab {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 0.2rem 0.7rem;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.6rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    font-family: var(--font-ui);
    transition: all 0.2s ease;
}
.log-tab:hover { border-color: rgba(255,255,255,0.2); color: var(--text-primary); }
.log-tab.active {
    background: rgba(0,242,255,0.1);
    border-color: var(--accent-cyan);
    color: var(--accent-cyan);
}

.system-logs {
    height: 160px;
    overflow-y: auto;
    margin-top: 0.5rem;
}

.log-entry {
    padding: 3px 0;
    border-bottom: 1px solid rgba(255,255,255,0.025);
    display: flex;
    gap: 0.5rem;
    font-size: 0.66rem;
    font-family: var(--font-mono);
    line-height: 1.4;
}
.log-entry.log-warn  .log-level,
.log-entry.log-warn  .log-msg  { color: var(--accent-amber); }
.log-entry.log-error .log-level,
.log-entry.log-error .log-msg  { color: var(--accent-red); }
.log-entry.log-info  .log-msg  { color: rgba(255,255,255,0.6); }

.log-time   { color: var(--text-secondary); min-width: 80px; flex-shrink: 0; }
.log-level  { font-weight: 700; min-width: 44px; flex-shrink: 0; }
.log-msg    { color: rgba(255,255,255,0.7); flex: 1; }

/* ── Footer ────────────────────────────────────────────────────────────────── */
footer {
    padding: 0.75rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid var(--border-color);
    font-size: 0.65rem;
    color: var(--text-secondary);
    font-family: var(--font-mono);
}

/* ── Animations ────────────────────────────────────────────────────────────── */
@keyframes pulse {
    0%, 100% { opacity: 1; }
    50%       { opacity: 0.4; }
}

/* ── Scrollbar ─────────────────────────────────────────────────────────────── */
::-webkit-scrollbar { width: 3px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.08); border-radius: 10px; }

/* ── Mobile ────────────────────────────────────────────────────────────────── */
@media (max-width: 900px) {
    .analysis-row { grid-template-columns: 1fr; }
    .content-row  { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
    header   { padding: 0.75rem 1rem; }
    main     { padding: 1rem; gap: 1rem; }
    .metrics-grid { grid-template-columns: 1fr 1fr; }
    .metric-card .value { font-size: 1.3rem; }
    .trade-feed, .visualizer, .system-logs { height: 180px; }
}

@media (max-width: 420px) {
    .metrics-grid { grid-template-columns: 1fr; }
    h1 { font-size: 0.95rem; }
}