:root {
  --bg: #0b1020;
  --bg-soft: #121931;
  --panel: rgba(15, 23, 42, 0.82);
  --panel-solid: #111827;
  --text: #f8fafc;
  --muted: #94a3b8;
  --border: rgba(255,255,255,0.08);
  --accent: #e5e7eb;
  --accent-text: #0f172a;
}
body.theme-light {
  --bg: #eef2ff;
  --bg-soft: #f7f9fc;
  --panel: rgba(255, 255, 255, 0.95);
  --panel-solid: #ffffff;
  --text: #0f172a;
  --muted: #64748b;
  --border: rgba(15,23,42,0.10);
  --accent: #081632;
  --accent-text: #ffffff;
}
* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; font-family: Inter, Arial, sans-serif; background: radial-gradient(circle at top, var(--bg-soft), var(--bg)); color: var(--text); }
a { color: inherit; text-decoration: none; }
.landing-shell, .auth-shell { min-height: 100vh; display: grid; place-items: center; padding: 24px; }
.landing-card, .auth-card { width: min(100%, 520px); background: var(--panel); border: 1px solid var(--border); border-radius: 22px; padding: 28px; backdrop-filter: blur(16px); box-shadow: 0 24px 60px rgba(0,0,0,.25); }
.auth-card { width: min(100%, 460px); }
.eyebrow { color: var(--muted); text-transform: uppercase; letter-spacing: .18em; font-size: 12px; margin-bottom: 10px; }
h1, h2, h3, p { margin-top: 0; }
.actions, .auth-links, .topbar-actions { display: flex; gap: 10px; flex-wrap: wrap; }
.auth-links { margin-top: 16px; }
.btn { display: inline-flex; align-items: center; justify-content: center; border-radius: 14px; padding: 10px 14px; border: 1px solid var(--border); cursor: pointer; font-size: 14px; }
.btn-primary { background: var(--accent); color: var(--accent-text); border-color: transparent; }
.btn-secondary { background: transparent; color: var(--text); }
input, select { width: 100%; padding: 11px 13px; border-radius: 14px; border: 1px solid var(--border); background: rgba(255,255,255,.04); color: var(--text); margin: 8px 0 14px; }
option { color: #111827; }
label { display:block; color: var(--muted); font-size: 14px; }
.alert { padding: 14px 18px; border-radius: 14px; margin-bottom: 14px; border: 1px solid transparent; font-weight: 700; box-shadow: 0 6px 18px rgba(15,23,42,0.06); }
.alert.error { background: #fecaca; border-color: #ef4444; color: #7f1d1d; }
.alert.success { background: #bbf7d0; border-color: #10b981; color: #065f46; }
body:not(.theme-light) .alert.error { background: rgba(127, 29, 29, 0.82); border-color: rgba(252, 165, 165, 0.55); color: #fee2e2; }
body:not(.theme-light) .alert.success { background: rgba(6, 95, 70, 0.82); border-color: rgba(110, 231, 183, 0.55); color: #ecfdf5; }
.app-shell { min-height: 100vh; display: grid; grid-template-columns: 250px 1fr; }
.sidebar { border-right: 1px solid var(--border); padding: 22px 14px; background: rgba(2,6,23,.64); }
body.theme-light .sidebar { background: #cfd8e6; }
.brand-block { padding: 6px 10px 18px; }
.brand-title { font-size: 22px; font-weight: 700; }
.nav-links { display: grid; gap: 8px; }
.nav-link { padding: 11px 14px; border-radius: 16px; color: rgba(255,255,255,0.92); font-weight: 700; }
body.theme-light .nav-link { color: #18263e; }
.nav-link:hover, .nav-link.active { background: var(--accent); color: var(--accent-text); }
body.theme-light .nav-link.active, body.theme-light .nav-link:hover { color: #ffffff; background: #081632; box-shadow: inset 0 0 0 1px rgba(255,255,255,0.08); }
.app-main { display: grid; grid-template-rows: auto 1fr; }
.topbar { display:flex; justify-content:space-between; gap:16px; align-items:center; padding: 18px 24px; border-bottom:1px solid var(--border); }
.topbar p { color: var(--muted); margin-bottom: 0; }
.content { padding: 18px 18px 30px; }
.hero-panel, .panel, .tile { background: var(--panel); border: 1px solid var(--border); border-radius: 22px; padding: 18px; backdrop-filter: blur(14px); }
.compact-hero { padding: 16px 20px; }
.tile-grid { display:grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap:12px; margin: 12px 0 18px; }
.top-metrics-grid { margin-top: 12px; }
.panel-grid { display:grid; grid-template-columns: 2fr 1fr; gap:14px; }
.tile-label, .tile-hint { color: var(--muted); }
.tile-value { font-size: 28px; font-weight: 700; margin: 8px 0 4px; }
.compact-tile { padding: 10px 11px 9px; min-height: 82px; }
.compact-tile .tile-label { font-size: 13px; }
.compact-tile .tile-value { font-size: 18px; margin: 3px 0 2px; line-height: 1.15; }
.compact-tile .tile-hint { font-size: 11px; }
.single-panel { max-width: 900px; }
.table { width:100%; border-collapse: collapse; margin-top: 14px; }
.table th, .table td { text-align:left; padding: 10px 10px; border-bottom:1px solid var(--border); }
.compact-table th, .compact-table td { padding: 9px 8px; }
.feature-list { margin: 12px 0 0; padding-left: 18px; color: var(--muted); }
.feature-list li { margin-bottom: 10px; }
code { background: rgba(255,255,255,.06); border: 1px solid var(--border); padding: 2px 6px; border-radius: 8px; }
.phase2-grid { grid-template-columns: 1.25fr 1fr; }
.admin-tiles { grid-template-columns: repeat(3, minmax(0,1fr)); }
.phase3-grid { grid-template-columns: 1.35fr 1fr; }
.compact-tiles { grid-template-columns: repeat(4, minmax(0,1fr)); margin-bottom: 12px; gap: 8px; }
.compact-tiles-6 { grid-template-columns: repeat(6, minmax(0,1fr)); }
.compact-tiles-datacenter .compact-tile { min-height: 78px; }
.muted-line { color: var(--muted); font-size: 12px; display: inline-block; margin-top: 4px; }
.phase4-grid { grid-template-columns: 1.65fr 1fr; }
.lower-grid { margin-top: 12px; }
.panel-header-inline { display:flex; justify-content:space-between; gap:14px; align-items:flex-start; margin-bottom: 10px; }
.card-stack { display:grid; gap:14px; }
.compact-stack { gap:12px; }
.mission-card, .mission-mini-card { border:1px solid var(--border); border-radius:18px; padding:16px; background: rgba(255,255,255,0.03); }
.compact-card { padding: 12px 14px; }
.mission-card-main { display:flex; justify-content:space-between; gap:14px; }
.compact-card-main { align-items:flex-start; }
.dataset-card-main { gap: 10px; }
.mission-card h3, .mission-mini-card h3 { margin-bottom:8px; }
.mission-card p, .mission-mini-card p, .muted-paragraph, .empty-state, .panel-note { color: var(--muted); }
.mission-badge { display:inline-block; border:1px solid var(--border); border-radius:999px; padding:5px 9px; font-size:12px; color: var(--muted); margin-bottom:8px; }
.mission-metrics { display:flex; gap:8px; flex-wrap:wrap; align-content:flex-start; }
.mission-metrics.vertical { display:grid; gap:6px; }
.mission-metrics span { border:1px solid var(--border); border-radius:999px; padding:5px 9px; font-size:12px; }

.mission-badge--attention { background: #ffedd5; border-color: #fb923c; color: #9a3412; }
.mission-badge--queued { background: #dcfce7; border-color: #22c55e; color: #166534; }
body:not(.theme-light) .mission-badge--attention { background: rgba(154, 52, 18, 0.20); border-color: rgba(251, 146, 60, 0.55); color: #fdba74; }
body:not(.theme-light) .mission-badge--queued { background: rgba(22, 101, 52, 0.24); border-color: rgba(74, 222, 128, 0.48); color: #bbf7d0; }
.dataset-card--attention { background: linear-gradient(180deg, rgba(255, 237, 213, 0.88), rgba(255,255,255,0.96)); border-color: rgba(251, 146, 60, 0.45); }
.dataset-card--queued { background: linear-gradient(180deg, rgba(220, 252, 231, 0.88), rgba(255,255,255,0.96)); border-color: rgba(34, 197, 94, 0.35); }
body:not(.theme-light) .dataset-card--attention { background: linear-gradient(180deg, rgba(154, 52, 18, 0.18), rgba(255,255,255,0.03)); border-color: rgba(251, 146, 60, 0.35); }
body:not(.theme-light) .dataset-card--queued { background: linear-gradient(180deg, rgba(22, 101, 52, 0.18), rgba(255,255,255,0.03)); border-color: rgba(74, 222, 128, 0.30); }
.dataset-meta { display: grid; gap: 4px; }
.dataset-runtime { display: inline-flex; align-items: center; gap: 6px; border-radius: 999px; padding: 5px 10px; font-size: 12px; font-weight: 700; border: 1px solid var(--border); background: rgba(255,255,255,0.06); }
.dataset-runtime--attention { background: #ffedd5; border-color: #fb923c; color: #9a3412; }
.dataset-runtime--queued { background: #dcfce7; border-color: #22c55e; color: #166534; }
body:not(.theme-light) .dataset-runtime--attention { background: rgba(154, 52, 18, 0.22); border-color: rgba(251, 146, 60, 0.55); color: #fdba74; }
body:not(.theme-light) .dataset-runtime--queued { background: rgba(22, 101, 52, 0.26); border-color: rgba(74, 222, 128, 0.48); color: #bbf7d0; }
.dataset-countdown { font-weight: 800; }
.dataset-card .btn { padding: 9px 12px; }

.form-grid { display:grid; grid-template-columns: 1fr 1fr; gap:14px; }
.mission-card-footer { display:flex; align-items:center; justify-content:space-between; gap:12px; flex-wrap:wrap; }
.compact-footer { gap: 8px; }
.mission-requirements { color: var(--muted); font-size:13px; }
.event-list { padding-left: 18px; }
.event-list li { margin-bottom: 12px; }
.inline-actions { display:flex; gap:8px; flex-wrap:wrap; }
.action-col { display:flex; align-items:flex-end; }
.ledger-amount { display:inline-block; margin-left:8px; font-size:12px; border:1px solid var(--border); border-radius:999px; padding:4px 8px; }
.ledger-in { color:#86efac; }
.ledger-out { color:#fca5a5; }
.panel-note { color: var(--muted); }
.credits-badge { display: inline-flex; align-items: center; padding: 10px 14px; border-radius: 999px; border: 1px solid var(--border); background: rgba(255,255,255,0.05); font-size: 14px; font-weight: 700; color: var(--text); }
body.theme-light .credits-badge { background: #ffffff; box-shadow: 0 4px 14px rgba(15,23,42,.06); }
.version-badge { display: inline-flex; align-items: center; padding: 8px 12px; border-radius: 999px; border: 1px solid rgba(255,255,255,0.12); background: rgba(255,255,255,0.05); font-size: 12px; color: var(--muted); }
.mission-countdown { font-weight: 700; color: var(--text); }
.modal-backdrop[hidden] { display:none !important; }

@media (max-width: 1500px) {
  .compact-tiles-6 { grid-template-columns: repeat(4, minmax(0,1fr)); }
}
@media (max-width: 1100px) {
  .compact-tiles-6 { grid-template-columns: repeat(2, minmax(0,1fr)); }
}
@media (max-width: 1250px) {
  .compact-tiles, .compact-tiles-6, .tile-grid, .panel-grid, .phase3-grid, .phase4-grid, .admin-tiles, .phase2-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 860px) {
  .app-shell { grid-template-columns: 1fr; }
  .sidebar { border-right: none; border-bottom:1px solid var(--border); }
  .compact-tiles, .compact-tiles-6, .tile-grid, .panel-grid, .phase3-grid, .phase4-grid, .admin-tiles, .phase2-grid, .form-grid { grid-template-columns: 1fr; }
  .topbar { flex-direction: column; align-items:flex-start; }
  .panel-header-inline, .mission-card-main, .mission-card-footer { flex-direction: column; }
}


/* Data Center compact cards */
.dataset-card-stack {
  gap: 10px;
}

.dataset-card-compact {
  padding: 10px 12px;
  border-radius: 16px;
}

.dataset-card-compact .mission-card-main {
  gap: 8px;
}

.dataset-card-compact h3 {
  font-size: 16px;
  margin-bottom: 4px;
}

.dataset-card-compact .muted-paragraph {
  font-size: 12px;
  margin-bottom: 0;
}

.dataset-card-compact .mission-badge {
  margin-bottom: 6px;
  padding: 4px 8px;
  font-size: 11px;
}

.dataset-card-compact .mission-metrics.vertical {
  gap: 5px;
}

.dataset-card-compact .mission-metrics span {
  padding: 4px 8px;
  font-size: 11px;
}

.dataset-card-compact .mission-card-footer {
  margin-top: 8px;
  gap: 8px;
  align-items: center;
}

.dataset-card-compact .dataset-meta {
  gap: 3px;
}

.dataset-card-compact .dataset-runtime {
  padding: 4px 8px;
  font-size: 11px;
}

.dataset-card-compact .btn {
  padding: 8px 11px;
  font-size: 13px;
  border-radius: 12px;
}

.dataset-card-compact .mission-requirements {
  font-size: 12px;
}

.compact-tiles-datacenter .compact-tile {
  min-height: 72px;
  padding: 9px 10px 8px;
}

.compact-tiles-datacenter .tile-value {
  font-size: 16px;
}

.compact-tiles-datacenter .tile-label {
  font-size: 12px;
}

.compact-tiles-datacenter .tile-hint {
  font-size: 11px;
}

@media (min-width: 1200px) {
  .dataset-card-compact .dataset-metrics {
    min-width: 118px;
  }
}


/* Data Center compact layout */
.top-metrics-grid {
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 10px;
  margin: 12px 0 16px;
}

.compact-tile {
  padding: 12px 14px;
  border-radius: 18px;
}

.compact-tile .tile-label,
.compact-tile .tile-hint {
  font-size: 12px;
  line-height: 1.25;
}

.compact-tile .tile-value {
  font-size: 18px;
  line-height: 1.1;
  margin: 4px 0 3px;
}

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

.dataset-card-compact {
  padding: 14px 16px;
  border-radius: 18px;
}

.dataset-card-compact .mission-card-main,
.dataset-card-compact.compact-card .mission-card-main {
  gap: 10px;
  align-items: flex-start;
}

.dataset-card-compact h3 {
  font-size: 17px;
  line-height: 1.2;
  margin-bottom: 4px;
}

.dataset-card-compact .mission-badge {
  margin-bottom: 6px;
  padding: 5px 10px;
  font-size: 11px;
}

.dataset-card-compact .muted-paragraph,
.dataset-card-compact .mission-requirements {
  font-size: 13px;
  line-height: 1.35;
}

.dataset-card-compact .mission-metrics.vertical {
  gap: 5px;
  min-width: 118px;
}

.dataset-card-compact .mission-metrics span {
  padding: 5px 8px;
  font-size: 11px;
}

.dataset-card-compact .mission-card-footer,
.dataset-card-compact .compact-footer {
  margin-top: 8px;
  gap: 8px;
}

.dataset-card-compact .btn {
  padding: 10px 14px;
  border-radius: 12px;
}

.dataset-runtime {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid #22c55e;
  background: rgba(34, 197, 94, 0.10);
  color: #166534;
  font-size: 12px;
  font-weight: 600;
}

.countdown-ready,
.dataset-runtime.countdown-ready {
  border-color: #f59e0b;
  background: rgba(245, 158, 11, 0.14);
  color: #92400e;
}

body.theme-light .dataset-runtime {
  color: #166534;
}

body.theme-light .countdown-ready,
body.theme-light .dataset-runtime.countdown-ready {
  color: #92400e;
}

@media (max-width: 1360px) {
  .top-metrics-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 1100px) {
  .dataset-card-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 860px) {
  .top-metrics-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}