/* ============================================================
   VBS4 Flight Analytics — Tactical Dark Theme
   ============================================================ */

:root {
    --bg: #0a0f1a;
    --surface: #131a2b;
    --surface-alt: #1a2332;
    --surface-hover: #1e2a3c;
    --border: #1e2a3a;
    --border-light: #2a3a4e;
    --primary: #00d4aa;
    --primary-dim: #00a88a;
    --primary-bg: rgba(0, 212, 170, 0.08);
    --primary-border: rgba(0, 212, 170, 0.2);
    --accent: #f0b429;
    --accent-bg: rgba(240, 180, 41, 0.08);
    --accent-border: rgba(240, 180, 41, 0.2);
    --danger: #ef4444;
    --danger-bg: rgba(239, 68, 68, 0.08);
    --danger-border: rgba(239, 68, 68, 0.2);
    --info: #3b82f6;
    --info-bg: rgba(59, 130, 246, 0.08);
    --info-border: rgba(59, 130, 246, 0.2);
    --text: #e2e8f0;
    --text-muted: #64748b;
    --text-dim: #475569;
    --shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.4);
    --radius: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --sidebar-width: 240px;
    --chart-altitude: #f0b429;
    --chart-speed: #00d4aa;
    --chart-vrate: #3b82f6;
    --chart-heading: #ef4444;
    --chart-hspeed: #a78bfa;
}

* {
    box-sizing: border-box;
}

html, body {
    margin: 0;
    padding: 0;
    min-height: 100vh;
    background: var(--bg);
    color: var(--text);
    font-family: "IBM Plex Sans", "Segoe UI", system-ui, sans-serif;
    font-size: 14px;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

a {
    color: inherit;
    text-decoration: none;
}

/* ============================================================
   APP LAYOUT — Sidebar + Main Content
   ============================================================ */

.app-layout {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: var(--sidebar-width);
    height: 100vh;
    display: flex;
    flex-direction: column;
    background: var(--surface);
    border-right: 1px solid var(--border);
    z-index: 100;
    overflow-y: auto;
}

.sidebar-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 20px 18px;
    border-bottom: 1px solid var(--border);
}

.brand-mark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--radius);
    background: linear-gradient(135deg, var(--primary), var(--primary-dim));
    color: var(--bg);
    font-family: "Space Grotesk", sans-serif;
    font-weight: 700;
    font-size: 0.75rem;
    letter-spacing: 0.06em;
    flex-shrink: 0;
}

.brand-text {
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.brand-text strong {
    font-family: "Space Grotesk", sans-serif;
    font-size: 0.92rem;
    color: var(--text);
    white-space: nowrap;
}

.brand-text small {
    font-size: 0.72rem;
    color: var(--text-muted);
    white-space: nowrap;
}

.sidebar-nav {
    flex: 1;
    padding: 12px 10px;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.sidebar-nav a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    border-radius: var(--radius);
    color: var(--text-muted);
    font-weight: 500;
    font-size: 0.88rem;
    transition: background 0.15s, color 0.15s;
}

.sidebar-nav a:hover {
    background: var(--surface-hover);
    color: var(--text);
}

.sidebar-nav a.active {
    background: var(--primary-bg);
    color: var(--primary);
    border: 1px solid var(--primary-border);
}

.sidebar-nav .nav-icon {
    width: 18px;
    height: 18px;
    opacity: 0.7;
    flex-shrink: 0;
}

.sidebar-footer {
    padding: 14px 18px;
    border-top: 1px solid var(--border);
    font-size: 0.72rem;
    color: var(--text-dim);
}

.sidebar-account {
    display: grid;
    gap: 10px;
    padding: 14px 18px;
    border-top: 1px solid var(--border);
}

.sidebar-account-card {
    display: grid;
    gap: 4px;
    padding: 12px;
    border-radius: var(--radius);
    border: 1px solid var(--primary-border);
    background: var(--primary-bg);
}

.sidebar-account-card small {
    color: var(--text-muted);
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.sidebar-account-card a {
    color: var(--primary);
    font-family: "Space Grotesk", sans-serif;
    font-size: 0.94rem;
    font-weight: 700;
}

.sidebar-account-actions {
    display: grid;
    gap: 8px;
}

.sidebar-account-button {
    width: 100%;
}

.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    min-height: 100vh;
}

.page-content {
    display: grid;
    gap: 20px;
    padding: 24px;
}

/* Mobile sidebar toggle */
.sidebar-toggle {
    display: none;
    position: fixed;
    top: 12px;
    left: 12px;
    z-index: 110;
    width: 40px;
    height: 40px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    background: var(--surface);
    color: var(--text);
    cursor: pointer;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    z-index: 90;
}

/* ============================================================
   PAGE HEADER
   ============================================================ */

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 20px;
}

.page-header-left h1 {
    margin: 0;
    font-family: "Space Grotesk", sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    line-height: 1.2;
}

.page-header-left p {
    margin: 4px 0 0;
    color: var(--text-muted);
    font-size: 0.88rem;
}

.page-header .eyebrow {
    margin: 0 0 6px;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    color: var(--primary);
    font-size: 0.7rem;
    font-weight: 700;
}

/* Stats row */
.stats-row {
    display: flex;
    gap: 12px;
}

.stat-card {
    padding: 14px 18px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    min-width: 120px;
}

.stat-card span {
    display: block;
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.stat-card strong {
    display: block;
    margin-top: 4px;
    font-family: "Space Grotesk", sans-serif;
    font-size: 1.5rem;
    color: var(--text);
}

/* ============================================================
   PANELS & CARDS
   ============================================================ */

.panel {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 20px;
}

.panel-head {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 16px;
}

.panel-head h2 {
    margin: 0;
    font-family: "Space Grotesk", sans-serif;
    font-size: 1rem;
    font-weight: 600;
}

.panel-head p {
    margin: 0;
    color: var(--text-muted);
    font-size: 0.82rem;
}

/* ============================================================
   BUTTONS
   ============================================================ */

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 8px 16px;
    border-radius: var(--radius);
    border: 1px solid var(--border-light);
    background: var(--surface-alt);
    color: var(--text);
    font-weight: 600;
    font-size: 0.82rem;
    cursor: pointer;
    transition: background 0.15s, border-color 0.15s;
    white-space: nowrap;
}

.button:hover {
    background: var(--surface-hover);
    border-color: var(--border-light);
}

.button.primary {
    background: var(--primary);
    border-color: var(--primary);
    color: var(--bg);
}

.button.primary:hover {
    background: var(--primary-dim);
    border-color: var(--primary-dim);
}

.button.ghost {
    background: transparent;
    border-color: var(--border-light);
}

.button.ghost:hover {
    background: var(--surface-hover);
}

.button.danger {
    background: var(--danger);
    border-color: var(--danger);
    color: #fff;
}

/* ============================================================
   FORMS & INPUTS
   ============================================================ */

label span {
    font-size: 0.82rem;
    color: var(--text-muted);
}

input[type="search"],
input[type="text"],
input[type="password"],
select {
    width: 100%;
    padding: 10px 14px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    background: var(--surface-alt);
    color: var(--text);
    font-size: 0.88rem;
    outline: none;
    transition: border-color 0.15s;
}

input[type="search"]:focus,
input[type="text"]:focus,
input[type="password"]:focus,
select:focus {
    border-color: var(--primary-dim);
}

input[type="file"] {
    width: 100%;
    padding: 10px 14px;
    border-radius: var(--radius);
    border: 1px dashed var(--border-light);
    background: var(--surface-alt);
    color: var(--text);
    cursor: pointer;
}

input[type="range"] {
    width: 100%;
    accent-color: var(--primary);
}

.toolbar {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    align-items: end;
}

.toolbar label {
    display: grid;
    gap: 6px;
    min-width: 140px;
    flex: 1;
}

.toolbar-actions {
    display: flex;
    gap: 8px;
    align-items: end;
}

.compact-control {
    display: grid;
    gap: 4px;
    min-width: 100px;
}

.compact-control span {
    font-size: 0.72rem;
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.compact-control select {
    min-width: 100px;
    padding: 6px 10px;
    font-size: 0.82rem;
}

.compact-range {
    min-width: 120px;
}

.compact-range input[type="range"] {
    min-width: 120px;
}

.checkbox-inline {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.checkbox-inline input[type="checkbox"] {
    accent-color: var(--primary);
}

.checkbox-inline span {
    font-size: 0.82rem;
    color: var(--text-muted);
}

.form-note {
    color: var(--text-dim);
    font-size: 0.78rem;
    margin: 0;
}

.upload-form {
    display: grid;
    gap: 14px;
}

.file-input {
    display: grid;
    gap: 6px;
}

.entity-selector {
    display: grid;
    gap: 8px;
}

.entity-selector label {
    display: grid;
    gap: 6px;
}

/* ============================================================
   DATA TABLE
   ============================================================ */

.table-shell {
    overflow-x: auto;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
}

.data-table th,
.data-table td {
    padding: 12px 14px;
    text-align: left;
    border-bottom: 1px solid var(--border);
    vertical-align: top;
}

.data-table th {
    color: var(--text-muted);
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.data-table tr:hover td {
    background: rgba(0, 212, 170, 0.02);
}

.data-table tr.clickable-row {
    cursor: pointer;
}

.data-table tr.clickable-row:hover td {
    background: rgba(0, 212, 170, 0.06);
}

.data-table strong {
    display: block;
    font-weight: 600;
}

.data-table small {
    color: var(--text-muted);
    font-size: 0.78rem;
}

/* ============================================================
   STATUS PILLS
   ============================================================ */

.status-pill {
    display: inline-flex;
    align-items: center;
    padding: 3px 10px;
    border-radius: 999px;
    border: 1px solid transparent;
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.status-pill.ready,
.status-pill.imported {
    background: var(--primary-bg);
    color: var(--primary);
    border-color: var(--primary-border);
}

.status-pill.processing,
.status-pill.duplicate {
    background: var(--accent-bg);
    color: var(--accent);
    border-color: var(--accent-border);
}

.status-pill.failed,
.status-pill.danger {
    background: var(--danger-bg);
    color: var(--danger);
    border-color: var(--danger-border);
}

.status-pill.info,
.status-pill.warning {
    background: var(--accent-bg);
    color: var(--accent);
    border-color: var(--accent-border);
}

/* ============================================================
   TEXT UTILITIES
   ============================================================ */

.text-link {
    color: var(--primary);
    font-weight: 600;
    font-size: 0.82rem;
}

.text-link:hover {
    text-decoration: underline;
}

.mono {
    font-family: "IBM Plex Mono", "SFMono-Regular", monospace;
    font-size: 0.88em;
}

.empty-state {
    padding: 20px 0;
    color: var(--text-dim);
    font-size: 0.88rem;
}

.callout {
    margin-top: 14px;
    padding: 14px 16px;
    border-radius: var(--radius);
    border: 1px solid var(--danger-border);
    background: var(--danger-bg);
}

.callout strong {
    color: var(--danger);
}

/* ============================================================
   GRID LAYOUTS
   ============================================================ */

.grid {
    display: grid;
    gap: 20px;
}

.two-up {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.three-up {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

/* ============================================================
   HERO (flights list, upload)
   ============================================================ */

.hero {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 24px;
    padding: 24px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
}

.hero.compact {
    padding: 20px 24px;
}

.hero-copy .eyebrow {
    margin: 0 0 6px;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    color: var(--primary);
    font-size: 0.7rem;
    font-weight: 700;
}

.hero h1 {
    margin: 0 0 8px;
    font-family: "Space Grotesk", sans-serif;
    font-size: clamp(1.4rem, 3vw, 1.8rem);
    line-height: 1.15;
    max-width: 38ch;
}

.hero .lede {
    max-width: 60ch;
    color: var(--text-muted);
    margin: 0;
    font-size: 0.88rem;
}

.hero-stats {
    display: flex;
    gap: 12px;
    flex-shrink: 0;
}

.hero-actions {
    display: flex;
    gap: 10px;
    align-items: center;
    flex-shrink: 0;
}

/* ============================================================
   HOME / USERS / AUTH
   ============================================================ */

.home-hero {
    display: grid;
    grid-template-columns: minmax(0, 1.3fr) minmax(320px, 0.9fr);
    gap: 18px;
    padding: 28px;
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    background:
        radial-gradient(circle at top right, rgba(0, 212, 170, 0.12), transparent 34%),
        linear-gradient(135deg, rgba(19, 26, 43, 0.96), rgba(10, 15, 26, 0.98));
    box-shadow: var(--shadow-lg);
}

.home-hero-copy {
    display: grid;
    gap: 12px;
    align-content: start;
}

.home-hero-copy .eyebrow {
    margin: 0;
    text-transform: uppercase;
    letter-spacing: 0.16em;
    color: var(--primary);
    font-size: 0.72rem;
    font-weight: 700;
}

.home-hero-copy h1 {
    margin: 0;
    max-width: 18ch;
    font-family: "Space Grotesk", sans-serif;
    font-size: clamp(2rem, 4.5vw, 3.3rem);
    line-height: 0.98;
}

.home-hero-copy .lede {
    margin: 0;
    max-width: 60ch;
    color: rgba(226, 232, 240, 0.72);
    font-size: 0.92rem;
}

.home-hero-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}

.home-kpi {
    padding: 18px;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(0, 212, 170, 0.14);
    background: rgba(6, 11, 20, 0.62);
    backdrop-filter: blur(12px);
}

.home-kpi span,
.home-kpi small {
    display: block;
}

.home-kpi span {
    color: var(--text-muted);
    font-size: 0.74rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.home-kpi strong {
    display: block;
    margin: 8px 0 6px;
    color: var(--primary);
    font-family: "Space Grotesk", sans-serif;
    font-size: 2rem;
    line-height: 1;
}

.home-kpi small {
    color: rgba(226, 232, 240, 0.56);
    font-size: 0.78rem;
}

.stack-list {
    display: grid;
    gap: 10px;
}

.stack-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 14px;
    padding: 14px 16px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    background: var(--surface-alt);
    transition: border-color 0.15s, transform 0.15s, background 0.15s;
}

.stack-row:hover {
    border-color: var(--primary-border);
    background: rgba(0, 212, 170, 0.04);
    transform: translateY(-1px);
}

.stack-row strong {
    display: block;
    font-size: 0.92rem;
}

.stack-row small {
    color: var(--text-muted);
    font-size: 0.78rem;
}

.stack-meta {
    display: grid;
    gap: 3px;
    justify-items: end;
    text-align: right;
}

.stack-meta span,
.stack-meta em {
    color: var(--text-muted);
    font-size: 0.78rem;
    font-style: normal;
}

.stack-row-rich {
    align-items: center;
}

.text-muted {
    color: var(--text-muted);
}

.meta-dot {
    color: var(--text-dim);
}

.filter-chip-row {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
    margin-top: 14px;
}

.filter-chip-label {
    color: var(--text-dim);
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.filter-chip {
    display: inline-flex;
    align-items: center;
    padding: 5px 10px;
    border-radius: 999px;
    background: var(--surface-alt);
    border: 1px solid var(--border);
    color: var(--text-muted);
    font-size: 0.78rem;
}

.flight-registry-list {
    display: grid;
    gap: 14px;
}

.flight-registry-card {
    display: grid;
    grid-template-columns: minmax(0, 1.6fr) minmax(240px, 0.9fr) auto;
    gap: 18px;
    padding: 18px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    background:
        linear-gradient(180deg, rgba(26, 35, 50, 0.9), rgba(19, 26, 43, 0.96));
    transition: border-color 0.15s, transform 0.15s, background 0.15s;
}

.flight-registry-card.clickable-card {
    cursor: pointer;
}

.flight-registry-card.clickable-card:hover {
    border-color: var(--primary-border);
    transform: translateY(-1px);
}

.flight-registry-card:hover {
    border-color: var(--primary-border);
    background:
        linear-gradient(180deg, rgba(28, 41, 58, 0.94), rgba(19, 26, 43, 0.98));
    transform: translateY(-1px);
}

.flight-registry-card-main {
    display: grid;
    gap: 10px;
    min-width: 0;
}

.flight-registry-card-topline {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
    color: var(--text-muted);
    font-size: 0.78rem;
}

.flight-registry-card-main h3 {
    margin: 0;
    font-family: "Space Grotesk", sans-serif;
    font-size: 1.08rem;
    line-height: 1.15;
}

.flight-registry-card-main h3 a:hover {
    color: var(--primary);
}

.flight-registry-card-subtitle {
    margin: 0;
    color: var(--text-muted);
    font-size: 0.86rem;
}

.flight-registry-chip-row {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.flight-registry-chip {
    display: inline-flex;
    align-items: center;
    padding: 6px 10px;
    border-radius: 999px;
    border: 1px solid var(--border);
    background: rgba(10, 15, 26, 0.55);
    color: var(--text-muted);
    font-size: 0.76rem;
}

.flight-registry-facts {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
    margin: 0;
}

.flight-registry-facts div {
    padding: 10px 12px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    background: rgba(10, 15, 26, 0.46);
}

.flight-registry-facts dt {
    margin-bottom: 4px;
    color: var(--text-dim);
    font-size: 0.68rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.flight-registry-facts dd {
    margin: 0;
    color: var(--text);
    font-size: 0.82rem;
    font-weight: 500;
    word-break: break-word;
}

.flight-registry-actions {
    display: flex;
    align-items: center;
    justify-content: flex-end;
}

.auth-shell {
    display: grid;
    place-items: center;
    min-height: min(78vh, 820px);
}

.auth-card {
    width: min(100%, 520px);
    display: grid;
    gap: 16px;
    padding: 26px;
    border-radius: var(--radius-xl);
    border: 1px solid var(--border);
    background:
        radial-gradient(circle at top right, rgba(0, 212, 170, 0.08), transparent 28%),
        linear-gradient(180deg, rgba(19, 26, 43, 0.98), rgba(10, 15, 26, 0.98));
    box-shadow: var(--shadow-lg);
}

.auth-card h1 {
    margin: 0;
    font-family: "Space Grotesk", sans-serif;
    font-size: 1.8rem;
    line-height: 1.05;
}

.auth-inline-badge {
    display: inline-grid;
    gap: 4px;
    margin-bottom: 14px;
    padding: 10px 12px;
    border-radius: var(--radius);
    border: 1px solid var(--primary-border);
    background: var(--primary-bg);
}

.auth-inline-badge span {
    color: var(--text-muted);
    font-size: 0.74rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.auth-inline-badge strong {
    color: var(--primary);
    font-family: "Space Grotesk", sans-serif;
}

.auth-empty-state {
    display: grid;
    gap: 14px;
}

.auth-empty-state h3 {
    margin: 0;
    font-family: "Space Grotesk", sans-serif;
    font-size: 1.05rem;
}

.auth-empty-state p {
    margin: 0;
    color: var(--text-muted);
}

/* ============================================================
   IMPORT PAGES
   ============================================================ */

.import-list {
    display: grid;
    gap: 8px;
}

.import-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 14px;
    padding: 12px 14px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    background: var(--surface-alt);
}

.import-row strong {
    display: block;
    font-weight: 600;
    font-size: 0.88rem;
}

.import-row small {
    color: var(--text-muted);
    font-size: 0.78rem;
}

.import-meta {
    display: flex;
    gap: 10px;
    align-items: center;
}

.import-meta a {
    color: var(--primary);
    font-weight: 600;
    font-size: 0.82rem;
}

/* ============================================================
   DETAIL GRID (metadata, entity profile)
   ============================================================ */

.detail-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
    margin: 0;
}

.detail-grid div {
    padding: 10px 14px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    background: var(--surface-alt);
}

.detail-grid dt {
    font-size: 0.72rem;
    color: var(--text-muted);
    margin-bottom: 4px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.detail-grid dd {
    margin: 0;
    word-break: break-word;
    font-weight: 500;
}

/* ============================================================
   DEBRIEF HERO (flight detail)
   ============================================================ */

.debrief-bar {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px 16px;
    border-radius: var(--radius);
    background: var(--surface);
    border: 1px solid var(--border);
}

.debrief-bar-lead {
    display: flex;
    align-items: baseline;
    gap: 10px;
    flex: 1;
    min-width: 0;
}

.debrief-bar-lead h1 {
    margin: 0;
    font-family: "Space Grotesk", sans-serif;
    font-size: 0.95rem;
    line-height: 1;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.debrief-bar-meta {
    color: var(--text-muted);
    font-size: 0.75rem;
    white-space: nowrap;
}

.debrief-bar-tags {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-shrink: 0;
}

.debrief-bar-entity {
    flex-shrink: 0;
}

.debrief-bar-entity select {
    padding: 4px 8px;
    border-radius: var(--radius);
    background: var(--surface-alt);
    border: 1px solid var(--border);
    color: var(--text);
    font-size: 0.75rem;
    max-width: 260px;
}

.debrief-bar-toggle {
    flex-shrink: 0;
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--surface-alt);
    color: var(--text-muted);
    font-size: 0.7rem;
    cursor: pointer;
    transition: transform 0.2s, background 0.15s;
}

.debrief-bar-toggle:hover {
    background: var(--surface-hover);
    color: var(--text);
}

.debrief-bar-toggle.open {
    transform: rotate(180deg);
}

.debrief-detail-drawer {
    display: none;
    padding: 10px 16px;
    border-radius: var(--radius);
    background: var(--surface);
    border: 1px solid var(--border);
    border-top: none;
    margin-top: -4px;
    border-top-left-radius: 0;
    border-top-right-radius: 0;
}

.debrief-detail-drawer.open {
    display: block;
}

.debrief-drawer-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 6px;
    margin: 0;
}

.debrief-drawer-grid div {
    padding: 6px 10px;
    border-radius: var(--radius);
    background: var(--surface-alt);
    border: 1px solid var(--border);
}

.debrief-drawer-grid dt {
    font-size: 0.65rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-bottom: 2px;
}

.debrief-drawer-grid dd {
    margin: 0;
    font-size: 0.78rem;
    font-weight: 500;
    word-break: break-word;
}

.hero-tag {
    display: inline-flex;
    align-items: center;
    padding: 3px 8px;
    border-radius: var(--radius);
    background: var(--surface-alt);
    border: 1px solid var(--border);
    color: var(--text-muted);
    font-size: 0.72rem;
    font-weight: 500;
}

.hero-tag-action {
    background: var(--primary-bg);
    border-color: var(--primary-border);
    color: var(--primary);
    font-weight: 700;
}

.hero-tag-action:hover {
    background: rgba(0, 212, 170, 0.15);
}

/* ============================================================
   TABS
   ============================================================ */

.tab-bar {
    display: flex;
    gap: 2px;
    padding: 4px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    position: sticky;
    top: 12px;
    z-index: 30;
    box-shadow: var(--shadow);
}

.tab-button {
    flex: 1;
    padding: 10px 20px;
    border: 1px solid transparent;
    border-radius: var(--radius);
    background: transparent;
    color: var(--text-muted);
    font-family: "IBM Plex Sans", sans-serif;
    font-size: 0.88rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.15s;
    text-align: center;
}

.tab-button:hover {
    color: var(--text);
    background: var(--surface-alt);
}

.tab-button.active {
    background: var(--primary-bg);
    border-color: var(--primary-border);
    color: var(--primary);
}

.tab-panel {
    display: none;
}

.tab-panel.active {
    display: grid;
    gap: 20px;
}

/* ============================================================
   KPI RIBBON
   ============================================================ */

.kpi-ribbon {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 12px;
}

.kpi-card {
    padding: 14px 16px;
    border-radius: var(--radius-lg);
    background: var(--surface);
    border: 1px solid var(--border);
    position: relative;
    overflow: hidden;
}

.kpi-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--primary);
}

.accent-distance::before { background: var(--chart-altitude); }
.accent-speed::before { background: var(--chart-speed); }
.accent-altitude::before { background: var(--info); }
.accent-climb::before { background: var(--chart-hspeed); }
.accent-turn::before { background: var(--chart-heading); }
.accent-hover::before { background: var(--text-muted); }

.kpi-card span {
    display: block;
    color: var(--text-muted);
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.kpi-card strong {
    display: block;
    margin: 8px 0 4px;
    font-family: "Space Grotesk", sans-serif;
    font-size: 1.3rem;
    line-height: 1.1;
    color: var(--text);
}

.kpi-card small {
    color: var(--text-dim);
    font-size: 0.78rem;
}

/* ============================================================
   ANALYSIS CARDS
   ============================================================ */

.analysis-band {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
}

.analysis-card {
    padding: 18px;
    border-radius: var(--radius-lg);
    background: var(--surface);
    border: 1px solid var(--border);
}

.analysis-card.compact {
    padding: 16px;
}

.analysis-card .panel-head {
    margin-bottom: 12px;
}

.overview-hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.5fr) minmax(280px, 0.9fr);
    gap: 16px;
}

.overview-spotlight {
    display: grid;
    gap: 14px;
    padding: 18px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    background: var(--surface);
}

.overview-spotlight-primary {
    background:
        radial-gradient(circle at top right, rgba(0, 212, 170, 0.12), transparent 34%),
        linear-gradient(135deg, rgba(19, 26, 43, 0.98), rgba(10, 15, 26, 0.98));
    border-color: rgba(0, 212, 170, 0.18);
}

.overview-spotlight .panel-head {
    margin-bottom: 0;
}

.overview-spotlight-title {
    display: grid;
    gap: 4px;
}

.overview-spotlight-title strong {
    font-family: "Space Grotesk", sans-serif;
    font-size: 1.18rem;
    line-height: 1.1;
}

.overview-spotlight-title span {
    color: var(--text-muted);
    font-size: 0.84rem;
}

.overview-fact-row {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.overview-fact-pill {
    display: inline-flex;
    align-items: center;
    padding: 6px 10px;
    border-radius: 999px;
    background: rgba(10, 15, 26, 0.52);
    border: 1px solid var(--border);
    color: var(--text);
    font-size: 0.78rem;
}

.overview-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
}

.summary-panel {
    padding: 18px;
}

.tab-footnote {
    margin: 14px 0 0;
    color: var(--text-dim);
    font-size: 0.84rem;
    line-height: 1.5;
}

/* Phase bars */
.phase-list {
    display: grid;
    gap: 10px;
}

.phase-row {
    display: grid;
    grid-template-columns: minmax(100px, 0.8fr) 1.5fr auto;
    gap: 10px;
    align-items: center;
}

.phase-labels strong {
    display: block;
    font-size: 0.82rem;
}

.phase-labels small {
    color: var(--text-muted);
    font-size: 0.75rem;
}

.phase-bar {
    height: 8px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.06);
    overflow: hidden;
}

.phase-bar span {
    display: block;
    height: 100%;
    border-radius: inherit;
    background: linear-gradient(90deg, var(--primary), var(--accent));
}

.phase-row em {
    font-style: normal;
    color: var(--text-muted);
    font-size: 0.82rem;
    min-width: 36px;
    text-align: right;
}

/* Summary stack (telemetry quality, spatial, etc.) */
.summary-stack {
    display: grid;
    gap: 6px;
    margin: 0;
}

.summary-stack-tight {
    gap: 6px;
}

.summary-stack div {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    padding: 8px 12px;
    border-radius: var(--radius);
    background: var(--surface-alt);
    border: 1px solid var(--border);
}

.summary-stack dt {
    color: var(--text-muted);
    font-size: 0.82rem;
}

.summary-stack dd {
    margin: 0;
    font-weight: 600;
    font-family: "IBM Plex Mono", monospace;
    font-size: 0.82rem;
}

.summary-stack-readable dd {
    font-family: "IBM Plex Sans", sans-serif;
    font-size: 0.84rem;
    font-weight: 500;
}

.data-drawer {
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    background: var(--surface);
    overflow: hidden;
}

.data-drawer summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 16px 18px;
    cursor: pointer;
    list-style: none;
    font-family: "Space Grotesk", sans-serif;
    font-size: 0.96rem;
    font-weight: 600;
}

.data-drawer summary::-webkit-details-marker {
    display: none;
}

.data-drawer summary::after {
    content: "+";
    color: var(--text-muted);
    font-family: "IBM Plex Mono", monospace;
    font-size: 1rem;
}

.data-drawer[open] summary::after {
    content: "-";
}

.drawer-content {
    padding: 0 18px 18px;
}

/* ============================================================
   CHART PANEL
   ============================================================ */

.chart-shell {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
}

.chart-panel {
    width: 100%;
    height: 470px;
    border-radius: var(--radius);
    overflow: hidden;
    background: var(--bg);
    border: 1px solid var(--border);
}

.chart-panel-telemetry {
    height: 560px;
}

.chart-panel-compact {
    height: 340px;
}

/* ============================================================
   EVENTS
   ============================================================ */

.event-list {
    display: grid;
    gap: 8px;
}

.event-card {
    padding: 12px 14px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    background: var(--surface-alt);
}

.event-card header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 6px;
}

.event-card strong {
    display: block;
    font-size: 0.88rem;
}

.event-card p {
    margin: 0;
    color: var(--text-muted);
    font-size: 0.82rem;
}

.event-card small {
    color: var(--text-dim);
    font-size: 0.75rem;
}

.event-list.slim .event-card {
    padding: 10px 12px;
}

.safety-footnote-panel {
    background: linear-gradient(180deg, rgba(59, 130, 246, 0.08), rgba(10, 15, 26, 0.9));
}

/* ============================================================
   DETAIL LAYOUT (chart + side rail)
   ============================================================ */

.debrief-detail-layout {
    grid-template-columns: minmax(0, 1.5fr) minmax(280px, 0.7fr);
}

.stack-rail {
    display: grid;
    gap: 16px;
}

/* ============================================================
   MAP / REPLAY SURFACE
   ============================================================ */

.mission-surface {
    padding: 20px;
    border-radius: var(--radius-lg);
    background: var(--surface);
    border: 1px solid var(--border);
}

.surface-head {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    gap: 16px;
    margin-bottom: 16px;
}

.surface-head .eyebrow {
    margin: 0 0 4px;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    color: var(--primary);
    font-size: 0.7rem;
    font-weight: 700;
}

.surface-head h2 {
    margin: 0;
    font-family: "Space Grotesk", sans-serif;
    font-size: 1.05rem;
}

.replay-controls {
    display: flex;
    flex-wrap: wrap;
    gap: 10px 12px;
    align-items: center;
    margin-bottom: 16px;
}

.replay-weather-strip {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(110px, 1fr));
    gap: 10px;
    margin: 0 0 16px;
}

.weather-chip {
    display: grid;
    gap: 2px;
    min-height: 76px;
    padding: 12px 14px;
    border-radius: var(--radius);
    border: 1px solid rgba(56, 189, 248, 0.16);
    background:
        linear-gradient(180deg, rgba(15, 23, 42, 0.9), rgba(11, 18, 32, 0.82)),
        radial-gradient(circle at top right, rgba(56, 189, 248, 0.18), transparent 55%);
}

.weather-chip small {
    color: rgba(148, 163, 184, 0.84);
    font-size: 0.66rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.weather-chip strong {
    color: #f8fafc;
    font-family: "Space Grotesk", sans-serif;
    font-size: 1.18rem;
    line-height: 1;
}

.weather-chip span {
    color: rgba(148, 163, 184, 0.88);
    font-size: 0.75rem;
}

.surface-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
}

.surface-panel {
    padding: 14px;
    border-radius: var(--radius-lg);
    background: var(--surface-alt);
    border: 1px solid var(--border);
}

.replay-2d-panel,
.replay-3d-panel {
    display: grid;
    grid-template-rows: auto minmax(0, 1fr);
    gap: 10px;
}

.surface-panel header {
    margin-bottom: 10px;
}

.replay-2d-panel > header,
.replay-3d-panel > header {
    margin-bottom: 0;
}

.surface-panel-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 12px;
}

.surface-panel h3 {
    margin: 0 0 2px;
    font-family: "Space Grotesk", sans-serif;
    font-size: 0.92rem;
}

.surface-panel p {
    margin: 0;
    color: var(--text-muted);
    font-size: 0.78rem;
}

.map-surface {
    width: 100%;
    min-height: 460px;
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--border);
    background: var(--bg);
}

.surface-panel .map-surface {
    min-height: 500px;
    height: 500px;
    position: relative;
}

.surface-panel .cesium-viewer,
.surface-panel .cesium-widget,
.surface-panel .cesium-viewer-cesiumWidgetContainer,
.surface-panel .cesium-viewer canvas,
.surface-panel .cesium-widget canvas,
#cesium-map > div {
    position: absolute !important;
    inset: 0;
    border-radius: var(--radius);
    overflow: hidden;
    width: 100% !important;
    height: 100% !important;
}

.replay-3d-panel.is-panel-fullscreen,
.replay-3d-panel:fullscreen,
.replay-3d-panel:-webkit-full-screen {
    position: fixed;
    inset: 0;
    z-index: 2500;
    width: 100vw;
    height: 100vh;
    max-width: none;
    margin: 0;
    padding: 16px;
    border-radius: 0;
    background: var(--bg);
    grid-template-rows: auto minmax(0, 1fr);
    align-content: stretch;
}

.replay-3d-panel.is-panel-fullscreen .map-surface,
.replay-3d-panel:fullscreen .map-surface,
.replay-3d-panel:-webkit-full-screen .map-surface {
    min-height: 0;
    height: 100% !important;
}

/* ============================================================
   REAL REPLAY PAGE
   ============================================================ */

.body-real-replay {
    background: #060b14;
    color: #e2e8f0;
}

.body-real-replay::before {
    content: none;
}

.page-content-real-replay {
    gap: 12px;
}

.real-replay-shell {
    display: grid;
    gap: 12px;
}

.real-replay-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: end;
    gap: 16px;
    padding: 4px 6px;
}

.real-replay-title .eyebrow {
    margin: 0 0 4px;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    color: var(--primary);
    font-size: 0.7rem;
    font-weight: 700;
}

.real-replay-title h1 {
    margin: 0;
    font-family: "Space Grotesk", sans-serif;
    font-size: clamp(1.6rem, 3vw, 2.2rem);
    line-height: 1.0;
    color: var(--text);
}

.real-replay-title p {
    margin: 6px 0 0;
    color: var(--text-muted);
    font-size: 0.88rem;
}

.real-replay-actions {
    display: flex;
    gap: 10px;
    align-items: center;
}

.real-replay-stage {
    position: relative;
    min-height: 82vh;
    border-radius: var(--radius-xl);
    overflow: hidden;
    background: #060b14;
    border: 1px solid var(--border);
    box-shadow: var(--shadow-lg);
}

.real-replay-stage:fullscreen,
.real-replay-stage:-webkit-full-screen {
    width: 100vw;
    height: 100vh;
    border-radius: 0;
}

.real-replay-cesium {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    background: #03080d;
}

.real-replay-cesium .cesium-viewer,
.real-replay-cesium .cesium-widget,
.real-replay-cesium .cesium-viewer-cesiumWidgetContainer,
.real-replay-cesium .cesium-viewer canvas,
.real-replay-cesium .cesium-widget canvas,
#real-replay-cesium > div {
    width: 100% !important;
    height: 100% !important;
}

/* ============================================================
   HUD ELEMENTS
   ============================================================ */

.real-replay-hud {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.real-replay-hud > * {
    pointer-events: auto;
}

.hud-context-ribbon {
    position: absolute;
    top: 22px;
    left: 24px;
    display: flex;
    gap: 6px;
}

.hud-context-ribbon span {
    padding: 6px 12px;
    border-radius: 999px;
    border: 1px solid rgba(0, 212, 170, 0.18);
    background: rgba(6, 11, 20, 0.56);
    color: rgba(226, 232, 240, 0.82);
    font-family: "IBM Plex Mono", monospace;
    font-size: 0.68rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    backdrop-filter: blur(10px);
}

.hud-data-rail {
    position: absolute;
    top: 108px;
    display: grid;
    gap: 10px;
    width: min(210px, calc(100% - 32px));
}

.hud-data-rail-left {
    left: 160px;
}

.hud-data-rail-right {
    right: 160px;
}

.hud-chip {
    padding: 10px 12px;
    border-radius: var(--radius);
    border: 1px solid rgba(0, 212, 170, 0.15);
    background: rgba(6, 11, 20, 0.62);
    backdrop-filter: blur(12px);
}

.hud-chip small,
.hud-chip span {
    display: block;
    color: rgba(226, 232, 240, 0.56);
    font-size: 0.68rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.hud-chip strong {
    display: block;
    margin: 4px 0;
    color: var(--primary);
    font-family: "Space Grotesk", sans-serif;
    font-size: 1.12rem;
    line-height: 1.1;
    word-break: break-word;
}

.hud-heading,
.hud-speed-tape,
.hud-altitude-tape,
.hud-attitude,
.hud-systems-panel {
    pointer-events: none;
}

.hud-heading {
    position: absolute;
    top: 18px;
    left: 50%;
    transform: translateX(-50%);
    width: min(720px, calc(100% - 180px));
    height: 78px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: linear-gradient(180deg, rgba(6, 11, 20, 0.76), rgba(6, 11, 20, 0.52));
    border: 1px solid rgba(0, 212, 170, 0.15);
    backdrop-filter: blur(12px);
}

.hud-heading-scale {
    position: absolute;
    inset: 6px 18px 18px;
    overflow: hidden;
    color: rgba(226, 232, 240, 0.9);
    font-family: "Space Grotesk", sans-serif;
}

.hud-heading-tick {
    position: absolute;
    bottom: 0;
    transform: translateX(-50%);
    width: 2px;
    height: 100%;
}

.hud-heading-tick::before {
    content: "";
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    bottom: 0;
    width: 2px;
    height: 18px;
    background: rgba(226, 232, 240, 0.82);
}

.hud-heading-tick.minor::before {
    height: 10px;
    opacity: 0.72;
}

.hud-heading-tick[data-label]::after {
    content: attr(data-label);
    position: absolute;
    left: 50%;
    bottom: 24px;
    transform: translateX(-50%);
    color: rgba(226, 232, 240, 0.86);
    font-size: 0.8rem;
    letter-spacing: 0.08em;
}

.hud-heading-pointer {
    position: absolute;
    left: 50%;
    top: 0;
    transform: translateX(-50%);
    width: 0;
    height: 0;
    border-left: 12px solid transparent;
    border-right: 12px solid transparent;
    border-top: 16px solid var(--primary);
}

.hud-heading-value {
    position: absolute;
    left: 50%;
    bottom: 6px;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 4px 12px 2px;
    border-radius: var(--radius);
    background: rgba(6, 11, 20, 0.9);
    color: var(--primary);
}

.hud-heading-value span {
    font-family: "Space Grotesk", sans-serif;
    font-size: 1.2rem;
    line-height: 1;
}

.hud-heading-value small {
    font-size: 0.6rem;
    letter-spacing: 0.16em;
    color: rgba(0, 212, 170, 0.7);
}

/* Speed / Altitude tapes */
.hud-speed-tape,
.hud-altitude-tape {
    position: absolute;
    top: clamp(120px, 13vh, 144px);
    bottom: auto;
    height: clamp(250px, 42vh, 380px);
    width: clamp(72px, 5vw, 88px);
    display: flex;
    flex-direction: column;
}

.hud-speed-tape {
    left: 28px;
}

.hud-altitude-tape {
    right: 28px;
}

.hud-tape-label {
    margin-bottom: 5px;
    text-align: center;
    font-size: 0.64rem;
    letter-spacing: 0.18em;
    color: rgba(226, 232, 240, 0.7);
}

.hud-tape-window {
    position: relative;
    flex: 1 1 auto;
    height: auto;
    overflow: hidden;
    border-radius: 24px;
    background: linear-gradient(180deg, rgba(10, 16, 28, 0.82), rgba(10, 16, 28, 0.58));
    border: 1px solid rgba(0, 212, 170, 0.15);
    backdrop-filter: blur(10px);
}

.hud-tape-track {
    position: absolute;
    inset: 0;
    min-height: 100%;
}

.hud-tape-tick {
    position: absolute;
    left: 0;
    right: 0;
    transform: translateY(-50%);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    color: rgba(226, 232, 240, 0.7);
    font-family: "Space Grotesk", sans-serif;
    font-size: 0.64rem;
}

.hud-tape-tick span:empty {
    display: none;
}

.hud-tape-tick::before,
.hud-tape-tick::after {
    content: "";
    width: 12px;
    height: 2px;
    background: rgba(226, 232, 240, 0.58);
}

.hud-tape-tick.major::before,
.hud-tape-tick.major::after {
    width: 18px;
    background: rgba(226, 232, 240, 0.82);
}

.hud-tape-tick.minor {
    opacity: 0.72;
}

.hud-tape-pointer {
    position: absolute;
    left: 6px;
    right: 6px;
    top: 50%;
    transform: translateY(-50%);
    padding: 6px 6px;
    border-radius: var(--radius);
    background: rgba(0, 212, 170, 0.15);
    border: 1px solid rgba(0, 212, 170, 0.4);
    color: var(--primary);
    text-align: center;
    font-family: "Space Grotesk", sans-serif;
    font-size: 1.05rem;
}

/* Attitude indicator */
.hud-attitude {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -43%);
    width: min(430px, 40vw);
}

.hud-attitude-mask {
    position: relative;
    aspect-ratio: 1 / 1;
    border-radius: 50%;
    overflow: hidden;
    border: 2px solid rgba(0, 212, 170, 0.22);
    box-shadow: 0 0 0 4px rgba(6, 11, 20, 0.2), inset 0 0 24px rgba(6, 11, 20, 0.08);
    background: rgba(6, 11, 20, 0.03);
}

.hud-attitude-world {
    position: absolute;
    inset: -24%;
    transform: translateY(0) rotate(0deg);
    transform-origin: 50% 50%;
    opacity: 0.36;
}

.hud-sky {
    position: absolute;
    inset: 0 0 50% 0;
    background: linear-gradient(180deg, rgba(59, 130, 246, 0.26), rgba(30, 80, 140, 0.16));
}

.hud-ground {
    position: absolute;
    inset: 50% 0 0 0;
    background: linear-gradient(180deg, rgba(80, 50, 30, 0.2), rgba(50, 30, 18, 0.14));
}

.hud-horizon-line {
    position: absolute;
    top: 50%;
    left: -10%;
    width: 120%;
    height: 2px;
    background: rgba(226, 232, 240, 0.52);
}

.hud-pitch-ladder {
    position: absolute;
    inset: 0;
}

.hud-pitch-mark {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 10px;
    color: rgba(226, 232, 240, 0.75);
    font-family: "Space Grotesk", sans-serif;
    font-size: 0.72rem;
    letter-spacing: 0.04em;
}

.hud-pitch-mark i {
    display: block;
    width: 112px;
    height: 0;
    border-top: 2px solid rgba(226, 232, 240, 0.86);
}

.hud-pitch-mark.major i {
    width: 126px;
}

.hud-pitch-mark.minor i {
    width: 76px;
    opacity: 0.78;
}

.hud-pitch-mark.negative i {
    border-top-style: dashed;
}

.hud-pitch-mark span:empty {
    visibility: hidden;
    width: 0;
}

/* Reticle */
.hud-reticle {
    position: absolute;
    inset: 0;
}

.reticle-left,
.reticle-right,
.reticle-center {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    height: 3px;
    background: var(--primary);
}

.reticle-left {
    left: 22%;
    width: 20%;
}

.reticle-right {
    right: 22%;
    width: 20%;
}

.reticle-center {
    left: 50%;
    width: 16px;
    transform: translate(-50%, -50%);
}

.reticle-center::before {
    content: "";
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    width: 16px;
    height: 16px;
    border: 2px solid var(--primary);
    border-radius: 50%;
}

.hud-attitude-readout {
    display: flex;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 10px;
}

.hud-attitude-readout span {
    display: flex;
    flex-direction: column;
    align-items: center;
    min-width: 82px;
    padding: 8px 12px;
    border-radius: var(--radius);
    background: rgba(6, 11, 20, 0.34);
    border: 1px solid rgba(0, 212, 170, 0.15);
}

.hud-attitude-readout strong {
    font-family: "Space Grotesk", sans-serif;
    color: var(--primary);
    font-size: 1.2rem;
}

.hud-attitude-readout small {
    color: rgba(226, 232, 240, 0.6);
    font-size: 0.6rem;
    letter-spacing: 0.12em;
}

/* Systems panel */
.hud-systems-panel {
    position: absolute;
    left: 24px;
    right: 262px;
    bottom: 24px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(126px, 1fr));
    gap: 10px;
    width: auto;
    max-width: 920px;
}

.hud-card {
    min-width: 0;
    min-height: 76px;
    padding: 10px 12px;
    border-radius: var(--radius);
    background: rgba(6, 11, 20, 0.65);
    border: 1px solid rgba(0, 212, 170, 0.15);
    backdrop-filter: blur(10px);
}

.hud-card small,
.hud-card span {
    display: block;
    color: rgba(226, 232, 240, 0.55);
    font-size: 0.68rem;
}

.hud-card strong {
    display: block;
    margin: 4px 0 3px;
    color: var(--primary);
    font-family: "Space Grotesk", sans-serif;
    font-size: clamp(1rem, 1.5vw, 1.2rem);
    line-height: 1.05;
}

/* Minimap */
.hud-minimap-shell {
    position: absolute;
    right: 18px;
    bottom: 18px;
    width: clamp(180px, 19vw, 220px);
    padding: 12px;
    border-radius: var(--radius-lg);
    background: rgba(6, 11, 20, 0.72);
    border: 1px solid rgba(0, 212, 170, 0.15);
    backdrop-filter: blur(12px);
}

.hud-minimap-shell header {
    display: flex;
    justify-content: space-between;
    gap: 8px;
    align-items: baseline;
    margin-bottom: 8px;
}

.hud-minimap-shell header strong {
    font-family: "Space Grotesk", sans-serif;
    color: var(--text);
    font-size: 0.82rem;
}

.hud-minimap-shell header small {
    color: var(--text-muted);
    font-size: 0.72rem;
}

.hud-minimap {
    width: 100%;
    height: 145px;
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid rgba(0, 212, 170, 0.15);
}

/* Real replay controls */
.real-replay-controls {
    position: absolute;
    left: 50%;
    bottom: 20px;
    transform: translateX(-50%);
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 10px 12px;
    width: min(1100px, calc(100% - 360px));
    padding: 12px 16px;
    border-radius: var(--radius-lg);
    background: rgba(6, 11, 20, 0.7);
    border: 1px solid rgba(0, 212, 170, 0.15);
    backdrop-filter: blur(14px);
}

.rv-stage-actions,
.real-stage-actions {
    position: absolute;
    top: 18px;
    right: 18px;
    z-index: 16;
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 8px;
}

.real-replay-stage .hud-systems-panel {
    bottom: 110px;
}

.real-replay-stage .hud-minimap-shell {
    bottom: 108px;
}

.rv-stage .hud-systems-panel {
    right: 248px;
}

.rv-stage .hud-minimap-shell {
    bottom: 18px;
}

.rv-stage.is-stage-fullscreen .hud-heading,
.rv-stage:fullscreen .hud-heading,
.rv-stage:-webkit-full-screen .hud-heading,
.real-replay-stage:fullscreen .hud-heading,
.real-replay-stage:-webkit-full-screen .hud-heading {
    width: min(920px, calc(100% - 120px));
}

.real-replay-controls input[type="range"] {
    flex: 1 1 240px;
}

/* Real replay topbar override */
.topbar-real-replay {
    margin-bottom: 12px;
    background: rgba(6, 11, 20, 0.85);
    border-color: var(--border);
}

.topbar-real-replay .brand-copy small,
.topbar-real-replay .topnav a {
    color: var(--text-muted);
}

.topbar-real-replay .brand-copy strong,
.topbar-real-replay .brand-mark {
    color: var(--text);
}

.body-real-replay .button {
    color: var(--text);
}

/* Real replay entity form */
.real-replay-entity-form {
    display: inline-flex;
    gap: 8px;
    align-items: center;
}

/* ============================================================
   OLD LAYOUT COMPAT — page-shell for real-replay (no sidebar)
   ============================================================ */

.page-shell {
    width: min(100vw - 20px, 1880px);
    margin: 16px auto 24px;
}

.page-shell-wide {
    width: min(100vw - 20px, 1880px);
}

/* Topbar fallback for real-replay */
.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 20px;
    padding: 14px 18px;
    border: 1px solid var(--border);
    border-radius: 999px;
    backdrop-filter: blur(16px);
    background: rgba(19, 26, 43, 0.85);
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
}

.brand-copy {
    display: flex;
    flex-direction: column;
}

.brand-copy strong {
    font-family: "Space Grotesk", sans-serif;
    font-size: 0.95rem;
}

.brand-copy small {
    color: var(--text-muted);
    font-size: 0.72rem;
}

.topnav {
    display: flex;
    gap: 16px;
    font-weight: 600;
    font-size: 0.88rem;
}

.topnav a {
    color: var(--text-muted);
    transition: color 0.15s;
}

.topnav a:hover {
    color: var(--text);
}

.topbar-auth {
    display: flex;
    align-items: center;
    gap: 10px;
}

.topbar-auth form {
    margin: 0;
}

.topbar-user {
    padding: 8px 12px;
    border-radius: 999px;
    border: 1px solid var(--primary-border);
    background: var(--primary-bg);
    color: var(--primary);
    font-weight: 700;
    font-size: 0.82rem;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */

@media (max-width: 1100px) {
    .sidebar {
        transform: translateX(-100%);
        transition: transform 0.25s ease;
    }

    .sidebar.open {
        transform: translateX(0);
    }

    .sidebar-toggle {
        display: flex;
    }

    .sidebar-overlay.active {
        display: block;
    }

    .main-content {
        margin-left: 0;
    }

    .page-content {
        padding: 16px;
        padding-top: 60px;
    }

    .hero {
        flex-direction: column;
    }

    .home-hero {
        grid-template-columns: 1fr;
    }

    .overview-hero-grid,
    .overview-grid {
        grid-template-columns: 1fr;
    }

    .hero-stats {
        flex-wrap: wrap;
    }

    .debrief-bar {
        flex-wrap: wrap;
    }

    .debrief-drawer-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .flight-registry-card {
        grid-template-columns: 1fr;
    }

    .flight-registry-facts {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .two-up,
    .three-up,
    .kpi-ribbon,
    .analysis-band,
    .debrief-detail-layout,
    .surface-grid {
        grid-template-columns: 1fr;
    }

    .kpi-ribbon {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .toolbar {
        flex-direction: column;
        align-items: stretch;
    }

    .toolbar label {
        min-width: auto;
    }

    .toolbar-actions {
        width: 100%;
    }

    .flight-registry-actions {
        justify-content: flex-start;
    }

    .surface-head {
        flex-direction: column;
        align-items: flex-start;
    }

    .replay-layout-split {
        grid-template-columns: 1fr;
    }

    .replay-subtab-bar {
        flex-wrap: wrap;
    }

    .surface-panel-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .replay-controls {
        align-items: stretch;
        width: 100%;
    }

    .chart-panel {
        height: 380px;
    }

    .chart-panel-telemetry {
        height: 460px;
    }

    .chart-panel-compact {
        height: 300px;
    }

    .real-replay-toolbar,
    .real-replay-actions {
        flex-direction: column;
        align-items: stretch;
    }

    .topbar {
        flex-wrap: wrap;
        border-radius: 24px;
    }

    .topbar-auth {
        width: 100%;
        justify-content: flex-start;
    }

    .hud-context-ribbon {
        top: 14px;
        left: 14px;
    }

    .hud-heading {
        width: calc(100% - 28px);
        top: 52px;
    }

    .hud-attitude {
        width: min(340px, calc(100vw - 50px));
        top: 48%;
    }

    .hud-speed-tape,
    .hud-altitude-tape {
        display: none;
    }

    .hud-minimap-shell {
        width: min(240px, calc(100vw - 30px));
        right: 14px;
        bottom: 14px;
    }

    .hud-systems-panel {
        left: 14px;
        right: 14px;
        gap: 8px;
        grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    }

    .real-replay-controls {
        width: calc(100% - 24px);
        left: 12px;
        right: 12px;
        transform: none;
        bottom: 12px;
        flex-direction: column;
        align-items: stretch;
    }

    .real-replay-stage .hud-systems-panel {
        bottom: 104px;
    }

    .real-replay-stage .hud-minimap-shell {
        width: 180px;
        bottom: 104px;
    }

    .rv-stage .hud-systems-panel {
        bottom: 14px;
    }

    .rv-stage .hud-minimap-shell {
        width: 180px;
    }

    .rv-stage-actions,
    .real-stage-actions {
        top: 12px;
        right: 12px;
    }

    .tab-bar {
        flex-wrap: wrap;
    }
}

@media (max-width: 720px) {
    .page-content {
        padding: 12px;
        padding-top: 56px;
    }

    .home-hero-grid {
        grid-template-columns: 1fr;
    }

    .flight-registry-facts {
        grid-template-columns: 1fr;
    }

    .kpi-ribbon {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .detail-grid,
    .debrief-drawer-grid {
        grid-template-columns: 1fr;
    }

    .phase-row {
        grid-template-columns: 1fr;
    }

    .page-shell {
        width: min(100vw - 14px, 100%);
        margin: 8px auto 20px;
    }

    .stack-row {
        flex-direction: column;
        align-items: flex-start;
    }

    .stack-row-rich {
        align-items: flex-start;
    }

    .stack-meta {
        justify-items: start;
        text-align: left;
    }

    .hud-context-ribbon {
        position: static;
        margin: 12px 12px 0;
    }

    .hud-heading {
        width: calc(100% - 18px);
        top: 58px;
    }

    .hud-attitude {
        width: min(280px, calc(100vw - 24px));
        top: 47%;
    }

    .hud-attitude-readout span {
        min-width: 74px;
        padding: 7px 10px;
    }

    .hud-minimap-shell {
        display: none;
    }

    .hud-systems-panel,
    .real-replay-stage .hud-systems-panel,
    .rv-stage .hud-systems-panel {
        left: 10px;
        right: 10px;
        bottom: 10px;
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .real-replay-stage .hud-systems-panel {
        bottom: 126px;
    }

    .rv-stage-actions,
    .real-stage-actions {
        left: 10px;
        right: 10px;
        justify-content: stretch;
    }

    .rv-stage-actions .button,
    .real-stage-actions .button {
        flex: 1 1 0;
    }
}

/* ============================================================
   REPLAY SUBTABS
   ============================================================ */

.replay-subtab-bar {
    display: flex;
    gap: 2px;
    padding: 3px;
    margin-bottom: 12px;
    background: var(--surface-alt);
    border: 1px solid var(--border);
    border-radius: var(--radius);
}

.replay-subtab {
    flex: 1;
    padding: 7px 14px;
    border: 1px solid transparent;
    border-radius: 6px;
    background: transparent;
    color: var(--text-muted);
    font-family: "IBM Plex Sans", sans-serif;
    font-size: 0.82rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.15s;
    text-align: center;
}

.replay-subtab:hover {
    color: var(--text);
    background: var(--surface-hover);
}

.replay-subtab.active {
    background: var(--primary-bg);
    border-color: var(--primary-border);
    color: var(--primary);
}

/* Replay surface area layout modes */
.replay-surface-area {
    display: grid;
    gap: 16px;
}

.replay-layout-split {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.replay-layout-split .replay-2d-panel,
.replay-layout-split .replay-3d-panel {
    display: block;
}

.replay-layout-2d {
    grid-template-columns: 1fr;
}

.replay-layout-2d .replay-3d-panel {
    display: none;
}

.replay-layout-2d .replay-2d-panel .map-surface {
    min-height: 600px;
    height: 600px;
}

.replay-layout-3d {
    grid-template-columns: 1fr;
}

.replay-layout-3d .replay-2d-panel {
    display: none;
}

.replay-layout-3d .replay-3d-panel .map-surface {
    min-height: 600px;
    height: 600px;
}

/* Real View embedded */
.rv-stage {
    position: relative;
    width: 100%;
    height: 650px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border);
    background: var(--bg);
}

.rv-stage.is-stage-fullscreen,
.rv-stage:fullscreen,
.rv-stage:-webkit-full-screen {
    position: fixed;
    inset: 0;
    z-index: 2500;
    width: 100vw;
    height: 100vh;
    border-radius: 0;
}

.rv-cesium {
    position: absolute;
    inset: 0;
}

.rv-cesium .cesium-viewer,
.rv-cesium .cesium-widget,
.rv-cesium .cesium-viewer-cesiumWidgetContainer,
.rv-cesium .cesium-viewer canvas,
.rv-cesium .cesium-widget canvas,
.rv-cesium > div,
.rv-cesium .cesium-viewer-bottom {
    position: absolute !important;
    inset: 0;
    width: 100% !important;
    height: 100% !important;
}

.rv-hud {
    z-index: 10;
}

/* Replay synchronized chart */
.replay-chart-section {
    margin-top: 12px;
}

.replay-chart-toggle-btn {
    width: 100%;
    padding: 10px 16px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--surface-alt);
    color: var(--text-muted);
    font-size: 0.82rem;
    font-weight: 600;
    cursor: pointer;
    text-align: left;
    transition: background 0.15s, color 0.15s;
}

.replay-chart-toggle-btn:hover {
    background: var(--surface-hover);
    color: var(--text);
}

.replay-chart-wrapper {
    display: none;
    margin-top: 8px;
}

.replay-chart-wrapper.open {
    display: block;
}

.chart-panel-replay {
    width: 100%;
    height: 420px;
    border-radius: var(--radius);
    overflow: hidden;
    background: var(--bg);
    border: 1px solid var(--border);
}

/* ============================================================
   SCROLLBAR (Webkit)
   ============================================================ */

::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg);
}

::-webkit-scrollbar-thumb {
    background: var(--border-light);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-dim);
}

/* ============================================================
   ADMIN MODE — Management-oriented theme overrides
   ============================================================ */

.admin-mode {
    --primary: #f0b429;
    --primary-dim: #c98f10;
    --primary-bg: rgba(240, 180, 41, 0.08);
    --primary-border: rgba(240, 180, 41, 0.2);
}

/* Sidebar */

.admin-mode .sidebar {
    background: #0e1318;
    border-right: 1px solid rgba(240, 180, 41, 0.12);
}

.admin-mode .sidebar-brand {
    border-bottom: 1px solid rgba(240, 180, 41, 0.12);
}

.admin-mode .sidebar-footer {
    border-top: 1px solid rgba(240, 180, 41, 0.08);
    color: rgba(240, 180, 41, 0.35);
}

.admin-mode .sidebar-account {
    border-top: 1px solid rgba(240, 180, 41, 0.08);
}

.sidebar-section-label {
    margin: 8px 14px 4px;
    padding: 0;
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    color: var(--text-dim);
}

/* Admin top bar */

.admin-topbar {
    position: sticky;
    top: 0;
    z-index: 50;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    height: 34px;
    background: #0e1318;
    border-bottom: 1px solid rgba(240, 180, 41, 0.18);
    flex-shrink: 0;
}

.admin-topbar-label {
    display: flex;
    align-items: center;
    gap: 7px;
    font-size: 0.68rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--primary);
}

.admin-topbar-session {
    font-size: 0.68rem;
    font-family: "IBM Plex Mono", monospace;
    color: var(--text-dim);
    letter-spacing: 0.04em;
}

/* Offset page-content so content starts below the sticky topbar */
.admin-mode .page-content {
    padding-top: 20px;
}

/* Panel heads — amber left border */
.admin-mode .panel-head {
    padding-left: 12px;
    border-left: 3px solid var(--primary-border);
}

/* Stat card numbers — monospace for data-terminal feel */
.admin-mode .stat-card strong {
    font-family: "IBM Plex Mono", monospace;
    font-size: 1.4rem;
    letter-spacing: -0.02em;
}

/* Fix hardcoded teal hover colours on tables and stack-rows */
.admin-mode .data-table tr:hover td {
    background: rgba(240, 180, 41, 0.025);
}

.admin-mode .data-table tr.clickable-row:hover td {
    background: rgba(240, 180, 41, 0.06);
}

.admin-mode .stack-row:hover {
    background: rgba(240, 180, 41, 0.04);
}