/* =========================================================
   VARIANT B — Navy aerospace theme
   Loaded alongside styles.css; overrides and new elements only.
   ========================================================= */

/* ── Body / background ───────────────────────────────────── */
body[data-variant="b"] {
    background: #0a1628;
}

body[data-variant="b"] #canvas {
    background: #0a1628;
}

/* ── Hide A-only elements ────────────────────────────────── */
[data-variant="b"] #tminus-display,
[data-variant="b"] #top-links,
[data-variant="b"] #controls,
[data-variant="b"] #quick-actions,
[data-variant="b"] #pitch-program,
[data-variant="b"] #guidance-info,
[data-variant="b"] #events {
    display: none !important;
}

/* ── HEADER BAR ──────────────────────────────────────────── */
#hdr-bar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 60px;
    background: rgba(8, 16, 36, 0.92);
    border-bottom: 1px solid rgba(56, 189, 248, 0.18);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
    z-index: 900;
    font-family: 'Courier New', monospace;
}

#hdr-left {
    display: flex;
    align-items: center;
    gap: 8px;
    min-width: 200px;
    white-space: nowrap;
}

.hdr-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: #f87171;
    flex-shrink: 0;
}

#hdr-mission-name {
    font-size: 13px;
    font-weight: bold;
    color: #e2e8f0;
    letter-spacing: 0.08em;
}

.hdr-sep {
    color: rgba(148, 163, 184, 0.5);
    font-size: 13px;
}

#hdr-phase {
    font-size: 11px;
    color: #94a3b8;
    letter-spacing: 0.06em;
}

#hdr-stats {
    display: flex;
    align-items: center;
    gap: 0;
}

.hdr-stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 0 20px;
}

.hdr-label {
    font-size: 9px;
    color: #64748b;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: 2px;
}

.hdr-val {
    font-size: 18px;
    color: #e2e8f0;
    font-weight: normal;
    letter-spacing: 0.02em;
    line-height: 1;
}

.hdr-val.hdr-cyan {
    color: #38bdf8;
}

.hdr-divider {
    width: 1px;
    height: 32px;
    background: rgba(255, 255, 255, 0.08);
}

#hdr-right {
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 200px;
    justify-content: flex-end;
}

.hdr-badge {
    display: inline-flex;
    align-items: center;
    padding: 3px 10px;
    border-radius: 4px;
    font-size: 10px;
    letter-spacing: 0.08em;
    font-weight: bold;
    background: rgba(251, 191, 36, 0.15);
    border: 1px solid rgba(251, 191, 36, 0.4);
    color: #fbbf24;
}

.hdr-nav-link {
    font-family: 'Courier New', monospace;
    font-size: 11px;
    color: #64748b;
    text-decoration: none;
    letter-spacing: 0.06em;
    display: flex;
    align-items: center;
    transition: color 0.15s;
}

button.hdr-nav-link {
    cursor: pointer;
    padding: 0;
    font: inherit;
}

.hdr-nav-link:hover { color: #38bdf8; }

.hdr-nav-icon {
    width: 28px;
    height: 28px;
    justify-content: center;
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 5px;
    background: rgba(255,255,255,0.04);
}

.hdr-nav-icon:hover {
    border-color: rgba(56,189,248,0.4);
    background: rgba(56,189,248,0.08);
}

/* ── TELEMETRY PANEL ─────────────────────────────────────── */
[data-variant="b"] #telemetry {
    top: 68px;
    background: rgba(8, 18, 40, 0.88);
    border: 1px solid rgba(56, 189, 248, 0.15);
    border-radius: 8px;
}

[data-variant="b"] #telemetry h3 {
    display: none;
}

[data-variant="b"] .telemetry-tabs {
    display: flex;
    border-bottom: 1px solid rgba(56, 189, 248, 0.15);
    margin-bottom: 0;
}

[data-variant="b"] .telemetry-tab {
    flex: 1;
    padding: 10px 0;
    background: none;
    border: none;
    color: #64748b;
    font-family: 'Courier New', monospace;
    font-size: 11px;
    letter-spacing: 0.08em;
    cursor: pointer;
    transition: color 0.15s;
    border-bottom: 2px solid transparent;
    margin-bottom: -1px;
}

[data-variant="b"] .telemetry-tab:hover { color: #94a3b8; }

[data-variant="b"] .telemetry-tab.active {
    color: #38bdf8;
    border-bottom-color: #38bdf8;
}

/* ── B-specific section styles ───────────────────────────── */
.b-section {
    padding: 10px 12px 8px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.b-section:last-child { border-bottom: none; }

.b-section-label {
    font-size: 9px;
    letter-spacing: 0.12em;
    color: #475569;
    text-transform: uppercase;
    margin-bottom: 8px;
    font-family: 'Courier New', monospace;
}

.b-metric {
    margin-bottom: 8px;
}

.b-metric:last-child { margin-bottom: 0; }

.b-metric-row {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    margin-bottom: 4px;
}

.b-metric-name {
    font-size: 11px;
    color: #94a3b8;
    font-family: 'Courier New', monospace;
}

.b-metric-val {
    font-size: 13px;
    color: #e2e8f0;
    font-family: 'Courier New', monospace;
}

.b-bar-track {
    height: 3px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 2px;
    overflow: hidden;
}

.b-bar-fill {
    height: 100%;
    background: #38bdf8;
    border-radius: 2px;
    transition: width 0.2s ease;
    min-width: 0;
}

.b-row {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    padding: 4px 0;
    font-family: 'Courier New', monospace;
}

.b-row-key {
    font-size: 11px;
    color: #64748b;
}

.b-row-val {
    font-size: 12px;
    color: #cbd5e1;
}

.b-maxq {
    color: #38bdf8;
}

.b-amber {
    color: #f59e0b;
}

.b-show-metrics-btn {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: calc(100% - 24px);
    margin: 10px 12px;
    padding: 8px 12px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 6px;
    color: #94a3b8;
    font-family: 'Courier New', monospace;
    font-size: 11px;
    cursor: pointer;
    transition: all 0.15s;
}

.b-show-metrics-btn:hover {
    border-color: rgba(56, 189, 248, 0.4);
    color: #e2e8f0;
    background: rgba(56, 189, 248, 0.06);
}

.b-show-metrics-badge {
    font-size: 9px;
    padding: 2px 7px;
    border-radius: 3px;
    background: rgba(56, 189, 248, 0.15);
    color: #38bdf8;
    border: 1px solid rgba(56, 189, 248, 0.3);
    letter-spacing: 0.06em;
}

/* ── ALL METRICS POPUP ───────────────────────────────────── */
.b-metrics-popup {
    position: fixed;
    top: 68px;
    left: 310px;
    width: 240px;
    background: rgba(8, 18, 40, 0.96);
    border: 1px solid rgba(56, 189, 248, 0.2);
    border-radius: 8px;
    z-index: 800;
    backdrop-filter: blur(8px);
    overflow: hidden;
}

.b-popup-header {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 12px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.b-popup-title {
    font-family: 'Courier New', monospace;
    font-size: 10px;
    letter-spacing: 0.1em;
    color: #e2e8f0;
    flex: 1;
}

.b-popup-tag {
    font-size: 9px;
    color: #64748b;
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 3px;
    padding: 1px 5px;
    font-family: 'Courier New', monospace;
    letter-spacing: 0.06em;
}

.b-popup-close {
    background: none;
    border: none;
    color: #64748b;
    font-size: 16px;
    cursor: pointer;
    padding: 0 2px;
    line-height: 1;
}

.b-popup-close:hover { color: #e2e8f0; }

.b-popup-row {
    display: flex;
    justify-content: space-between;
    padding: 6px 12px;
    font-family: 'Courier New', monospace;
    font-size: 11px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.b-popup-row:last-child { border-bottom: none; }

.b-popup-row span:first-child { color: #64748b; }
.b-popup-row span:last-child { color: #cbd5e1; }

/* ── FORCE DIAGRAM IN ALL METRICS POPUP ──────────────────── */
.b-popup-force-wrap {
    padding: 10px 12px 6px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

#b-force-canvas {
    display: block;
    width: 100%;
    height: auto;
    border-radius: 4px;
    border: 1px solid rgba(56, 189, 248, 0.12);
}

/* ── TURN RATE ROW IN MANUAL PITCH CONTROLS ──────────────── */
.b-turnrate-row {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    margin-top: 6px;
    padding-top: 6px;
    border-top: 1px solid rgba(56, 189, 248, 0.12);
}

.b-turnrate-label {
    font-size: 9px;
    letter-spacing: 0.1em;
    color: #475569;
    font-family: 'Courier New', monospace;
}

.b-turnrate-val {
    font-size: 13px;
    color: #38bdf8;
    font-family: 'Courier New', monospace;
}

/* ── FLIGHT PLAN PANEL ───────────────────────────────────── */
#b-flight-plan {
    position: fixed;
    right: 20px;
    top: 80px;
    width: 200px;
    background: rgba(8, 18, 40, 0.88);
    border: 1px solid rgba(56, 189, 248, 0.15);
    border-radius: 8px;
    padding: 12px;
    z-index: 700;
    max-height: calc(100vh - 160px);
    overflow-y: auto;
}

.b-panel-label {
    font-family: 'Courier New', monospace;
    font-size: 9px;
    letter-spacing: 0.12em;
    color: #475569;
    text-transform: uppercase;
    margin-bottom: 12px;
}

.b-fp-item {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 6px 0;
    border-bottom: 1px solid rgba(255,255,255,0.04);
    font-family: 'Courier New', monospace;
}

.b-fp-item:last-child { border-bottom: none; }

.b-fp-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    border: 2px solid #334155;
    flex-shrink: 0;
    margin-top: 3px;
}

.b-fp-item.fp-past .b-fp-dot {
    background: #22c55e;
    border-color: #22c55e;
}

.b-fp-item.fp-current .b-fp-dot {
    background: #38bdf8;
    border-color: #38bdf8;
    box-shadow: 0 0 6px rgba(56,189,248,0.5);
}

.b-fp-item.fp-future .b-fp-dot {
    background: transparent;
    border-color: #334155;
}

.b-fp-info {
    flex: 1;
    min-width: 0;
}

.b-fp-name {
    font-size: 11px;
    color: #94a3b8;
    display: block;
    margin-bottom: 2px;
}

.b-fp-item.fp-current .b-fp-name {
    color: #e2e8f0;
    font-weight: bold;
}

.b-fp-item.fp-past .b-fp-name {
    color: #64748b;
}

.b-fp-time {
    font-size: 10px;
    color: #475569;
}

.b-fp-item.fp-current .b-fp-time {
    color: #38bdf8;
}

.b-fp-now {
    font-size: 9px;
    color: #38bdf8;
    margin-left: 4px;
    letter-spacing: 0.04em;
}

/* ── GUIDE BOX ───────────────────────────────────────────── */
#b-guide {
    position: fixed;
    bottom: 80px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(8, 18, 40, 0.88);
    border: 1px solid rgba(56, 189, 248, 0.2);
    border-radius: 8px;
    padding: 10px 16px;
    max-width: 400px;
    z-index: 700;
    pointer-events: none;
}

.b-guide-label {
    font-family: 'Courier New', monospace;
    font-size: 9px;
    letter-spacing: 0.14em;
    color: #38bdf8;
    margin-bottom: 5px;
}

#b-guide-text {
    font-family: 'Courier New', monospace;
    font-size: 12px;
    color: #cbd5e1;
    line-height: 1.5;
}

/* ── BOTTOM BAR ──────────────────────────────────────────── */
#b-bottom-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: 64px;
    background: rgba(8, 16, 36, 0.92);
    border-top: 1px solid rgba(56, 189, 248, 0.18);
    backdrop-filter: blur(8px);
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    padding: 0 24px;
    z-index: 900;
}

#b-bottom-center {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

/* ── PHASE TIMELINE ──────────────────────────────────────── */
#b-phase-timeline {
    display: flex;
    align-items: center;
    gap: 0;
}

.b-phase {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
}

.b-phase-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    border: 2px solid #334155;
    background: transparent;
    transition: all 0.3s;
}

.b-phase-name {
    font-family: 'Courier New', monospace;
    font-size: 9px;
    color: #475569;
    white-space: nowrap;
    letter-spacing: 0.04em;
}

.b-phase-line {
    width: 40px;
    height: 2px;
    background: #1e293b;
    margin-bottom: 14px;
    transition: background 0.3s;
}

/* Phase states */
.b-phase.phase-past .b-phase-dot {
    background: #22c55e;
    border-color: #22c55e;
}
.b-phase.phase-past .b-phase-name { color: #4ade80; }

.b-phase.phase-current .b-phase-dot {
    background: #38bdf8;
    border-color: #38bdf8;
    box-shadow: 0 0 8px rgba(56,189,248,0.6);
}
.b-phase.phase-current .b-phase-name { color: #e2e8f0; }

.b-phase-line.line-past { background: #22c55e; }
.b-phase-line.line-current { background: rgba(56,189,248,0.4); }

/* ── BOTTOM CONTROLS ─────────────────────────────────────── */
#b-bottom-controls {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 8px;
}

#b-bottom-controls button {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 6px;
    color: #94a3b8;
    font-family: 'Courier New', monospace;
    font-size: 12px;
    padding: 6px 14px;
    cursor: pointer;
    transition: all 0.15s;
}

#b-bottom-controls button:hover {
    border-color: rgba(56, 189, 248, 0.4);
    color: #e2e8f0;
    background: rgba(56, 189, 248, 0.08);
}

#b-camera-btn.orbital-active {
    background: rgba(56, 189, 248, 0.12) !important;
    border-color: rgba(56, 189, 248, 0.4) !important;
    color: #38bdf8 !important;
}

@keyframes b-launch-pulse {
    0%   { box-shadow: 0 0 0 0 rgba(56, 189, 248, 0.55); border-color: rgba(56, 189, 248, 0.5) !important; }
    50%  { box-shadow: 0 0 0 6px rgba(56, 189, 248, 0); border-color: rgba(56, 189, 248, 0.9) !important; background: rgba(56, 189, 248, 0.22) !important; }
    100% { box-shadow: 0 0 0 0 rgba(56, 189, 248, 0); border-color: rgba(56, 189, 248, 0.5) !important; }
}

.b-launch-btn {
    background: rgba(56, 189, 248, 0.12) !important;
    border-color: rgba(56, 189, 248, 0.5) !important;
    color: #38bdf8 !important;
    font-weight: bold !important;
    padding: 6px 20px !important;
}

.b-launch-btn:not(:disabled) {
    animation: b-launch-pulse 1.6s ease-in-out infinite;
}

.b-launch-btn:hover {
    background: rgba(56, 189, 248, 0.22) !important;
}

/* ── Override A's pitch-program / quick-actions position rules ── */
[data-variant="b"] #pitch-program { display: none !important; }

/* ── Burn controls B theme ───────────────────────────────── */
[data-variant="b"] #burn-controls {
    left: 10px;
    bottom: 80px;
    background: rgba(8, 18, 40, 0.92);
    border: 1px solid rgba(56, 189, 248, 0.18);
    border-radius: 10px;
    padding: 0;
    overflow: hidden;
    min-width: 210px;
    color: #94a3b8;
}

[data-variant="b"] #burn-controls h3 {
    font-size: 9px;
    letter-spacing: 0.12em;
    color: #475569;
    font-weight: normal;
    margin: 0;
    padding: 10px 12px 8px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

[data-variant="b"] #burn-status {
    color: #64748b;
    font-size: 10px;
    padding: 6px 12px;
    margin: 0;
    min-height: auto;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    font-family: 'Courier New', monospace;
}

[data-variant="b"] #burn-btn-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5px;
    padding: 10px;
    flex-direction: unset;
}

[data-variant="b"] #refuel-btn {
    grid-column: 1 / -1;
    background: rgba(34, 197, 94, 0.08);
    border: 1px solid rgba(34, 197, 94, 0.3);
    color: #22c55e;
    font-size: 9px;
    font-family: 'Courier New', monospace;
    padding: 6px 10px;
    border-radius: 5px;
    letter-spacing: 0.06em;
    cursor: pointer;
    transition: background 0.15s;
    margin-bottom: 0;
    width: 100%;
}

[data-variant="b"] #refuel-btn:hover {
    background: rgba(34, 197, 94, 0.18);
}

[data-variant="b"] #burn-prograde-btn,
[data-variant="b"] #burn-retrograde-btn,
[data-variant="b"] #burn-normal-btn,
[data-variant="b"] #burn-anti-normal-btn,
[data-variant="b"] #burn-radial-btn,
[data-variant="b"] #burn-anti-radial-btn {
    background: rgba(56, 189, 248, 0.06);
    border: 1px solid rgba(56, 189, 248, 0.18);
    color: #64748b;
    font-size: 9px;
    font-family: 'Courier New', monospace;
    padding: 8px 6px;
    border-radius: 5px;
    letter-spacing: 0.06em;
    cursor: pointer;
    transition: background 0.12s, border-color 0.12s, color 0.12s;
    text-align: center;
    width: 100%;
}

[data-variant="b"] #burn-prograde-btn:hover,
[data-variant="b"] #burn-retrograde-btn:hover,
[data-variant="b"] #burn-normal-btn:hover,
[data-variant="b"] #burn-anti-normal-btn:hover,
[data-variant="b"] #burn-radial-btn:hover,
[data-variant="b"] #burn-anti-radial-btn:hover {
    background: rgba(56, 189, 248, 0.13);
    border-color: rgba(56, 189, 248, 0.4);
    color: #38bdf8;
}

[data-variant="b"] #burn-controls button.active {
    background: rgba(56, 189, 248, 0.22);
    border-color: #38bdf8;
    color: #e2e8f0;
    box-shadow: 0 0 10px rgba(56, 189, 248, 0.3);
}

[data-variant="b"] .burn-status-active { color: #38bdf8; font-weight: bold; }
[data-variant="b"] .burn-status-duration { color: #22c55e; }

/* ── Manual pitch controls — bottom-right, above bottom bar ── */
[data-variant="b"] #manual-pitch-controls {
    bottom: 74px;
    right: 20px;
    width: 190px;
    background: rgba(8, 18, 40, 0.92);
    border: 1px solid rgba(56, 189, 248, 0.35);
    border-radius: 8px;
    color: #38bdf8;
    font-family: 'Courier New', monospace;
}

[data-variant="b"] #manual-pitch-controls h3 {
    color: #38bdf8;
    border-bottom-color: rgba(56, 189, 248, 0.25);
    font-size: 11px;
    letter-spacing: 0.08em;
}

[data-variant="b"] #manual-pitch-display {
    color: #e2e8f0;
}

[data-variant="b"] .guidance-recommendation {
    color: #64748b;
}

[data-variant="b"] .pitch-buttons button {
    background: rgba(56, 189, 248, 0.08);
    border: 1px solid rgba(56, 189, 248, 0.25);
    border-radius: 6px;
    color: #94a3b8;
    font-family: 'Courier New', monospace;
}

[data-variant="b"] .pitch-buttons button:hover {
    background: rgba(56, 189, 248, 0.18);
    color: #e2e8f0;
    border-color: rgba(56, 189, 248, 0.5);
}

/* ── Mobile hamburger — move below header ────────────────── */
[data-variant="b"] .mobile-hamburger {
    top: 70px;
}