:root {
  --bg: #081018;
  --surface: #0f1923;
  --surface-2: #14222e;
  --surface-3: #192c3a;
  --line: rgba(255,255,255,.09);
  --text: #edf4f7;
  --muted: #8fa4af;
  --red: #f0534f;
  --orange: #ff9e45;
  --green: #45d19b;
  --blue: #5cb8ff;
  --yellow: #f3cf63;
  --shadow: 0 18px 50px rgba(0,0,0,.28);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
body { margin: 0; background: radial-gradient(circle at 80% 0%, #152b38 0, var(--bg) 38%); color: var(--text); min-height: 100vh; }
button, input, select, textarea { font: inherit; }
button { cursor: pointer; }

body:not(.authenticated) .app-shell { display: none; }
body.authenticated .auth-shell { display: none; }

.auth-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
  background:
    radial-gradient(circle at top left, rgba(240,83,79,.18), transparent 28%),
    radial-gradient(circle at 90% 20%, rgba(92,184,255,.16), transparent 24%),
    linear-gradient(180deg, #081018, #07131c 58%, #071018);
}
.auth-card {
  width: min(520px, 100%);
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: linear-gradient(180deg, rgba(20,34,46,.96), rgba(10,18,26,.98));
  box-shadow: var(--shadow);
}
.auth-brand { padding: 0 0 18px; }
.auth-copy { margin-bottom: 18px; }
.auth-copy h1 { margin: 0 0 10px; }
.auth-copy p:last-child { margin: 0; color: var(--muted); line-height: 1.55; }
.auth-form { display: grid; gap: 12px; }
.auth-form input { background: #07121b; }
.auth-submit { width: 100%; margin-top: 4px; }
.auth-message { min-height: 18px; margin: 0; color: var(--muted); font-size: 11px; line-height: 1.5; }
.auth-message.error { color: var(--red); }
.auth-message.success { color: var(--green); }

.app-shell { display: grid; grid-template-columns: 248px minmax(0, 1fr); min-height: 100vh; }
.sidebar { position: sticky; top: 0; height: 100vh; padding: 24px 18px; background: rgba(5,12,18,.92); border-right: 1px solid var(--line); display: flex; flex-direction: column; }
.brand { display: flex; align-items: center; gap: 12px; padding: 0 8px 28px; }
.brand-mark { width: 44px; height: 44px; border-radius: 13px; display: grid; place-items: center; font-weight: 900; letter-spacing: -.06em; color: white; background: linear-gradient(145deg, var(--red), #b92430); box-shadow: 0 10px 25px rgba(240,83,79,.3); }
.brand strong, .brand span { display: block; }
.brand strong { font-size: 17px; letter-spacing: -.02em; }
.brand span { color: var(--muted); font-size: 11px; margin-top: 3px; text-transform: uppercase; letter-spacing: .08em; }
.nav-list { display: grid; gap: 7px; }
.nav-item { border: 0; background: transparent; color: var(--muted); text-align: left; padding: 13px 12px; border-radius: 10px; display: flex; gap: 11px; align-items: center; transition: .2s ease; }
.nav-item span { font-size: 10px; font-weight: 800; color: #607782; }
.nav-item:hover, .nav-item.active { background: var(--surface-2); color: var(--text); }
.nav-item.active { box-shadow: inset 3px 0 var(--red); }
.sidebar-note { margin-top: auto; padding: 13px; display: flex; gap: 10px; align-items: center; border: 1px solid var(--line); background: var(--surface); border-radius: 12px; }
.sidebar-note strong, .sidebar-note span { display: block; }
.sidebar-note strong { font-size: 12px; }
.sidebar-note span { color: var(--muted); font-size: 10px; margin-top: 2px; }
.status-dot { width: 9px; height: 9px; background: var(--green); border-radius: 50%; box-shadow: 0 0 0 5px rgba(69,209,155,.12); }

.main-content { padding: 0 32px 48px; min-width: 0; }
.topbar { min-height: 104px; display: flex; justify-content: space-between; align-items: center; gap: 24px; border-bottom: 1px solid var(--line); margin-bottom: 26px; }
.eyebrow, .step-label { margin: 0 0 5px; color: var(--red); text-transform: uppercase; letter-spacing: .13em; font-size: 10px; font-weight: 800; }
h1, h2, h3, p { margin-top: 0; }
h1 { margin-bottom: 0; font-size: clamp(24px, 3vw, 36px); letter-spacing: -.04em; }
h2 { margin-bottom: 0; font-size: 18px; letter-spacing: -.025em; }
h3 { margin-bottom: 0; font-size: 13px; }
.topbar-actions { display: flex; gap: 8px; flex-wrap: wrap; }
.button { border: 1px solid transparent; border-radius: 9px; padding: 10px 15px; font-weight: 750; color: white; background: var(--surface-3); }
.button:hover { transform: translateY(-1px); }
.button.ghost { border-color: var(--line); background: transparent; color: var(--muted); }
.button.primary { background: var(--surface-3); }
.button.analyze { padding: 14px 21px; background: linear-gradient(135deg, var(--red), #bd2935); box-shadow: 0 12px 30px rgba(240,83,79,.24); }
.text-button { border: 0; background: transparent; color: var(--blue); font-size: 11px; font-weight: 800; text-transform: uppercase; letter-spacing: .07em; }
.text-button.danger { color: var(--red); }

.tab-panel { display: none; }
.tab-panel.active { display: block; }
.workspace-grid { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(390px, .8fr); gap: 18px; }
.panel { background: linear-gradient(180deg, rgba(20,34,46,.96), rgba(13,24,33,.96)); border: 1px solid var(--line); border-radius: 16px; box-shadow: var(--shadow); overflow: hidden; }
.form-panel, .resources-panel, .result-card, #tab-departures .panel, #tab-fleet .panel, #tab-reference .panel, #tab-saved .panel { padding: 21px; }
.panel-heading { display: flex; justify-content: space-between; align-items: flex-start; gap: 15px; margin-bottom: 22px; }
.form-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
label > span { display: block; color: var(--muted); font-size: 11px; font-weight: 700; margin-bottom: 7px; }
input, select, textarea { width: 100%; border: 1px solid rgba(255,255,255,.15); border-radius: 9px; color: var(--text); background: #07121b; padding: 11px 12px; outline: none; }
input:focus, select:focus, textarea:focus { border-color: rgba(92,184,255,.65); box-shadow: 0 0 0 3px rgba(92,184,255,.1); }
textarea { resize: vertical; }
select { color-scheme: light; }
select option { color: #111820; background: #f4f7f9; }
select option:checked { color: white; background: #276b9e; }
.full-width { grid-column: 1 / -1; }
.subheading { margin: 23px 0 12px; display: flex; justify-content: space-between; align-items: baseline; gap: 10px; }
.subheading span { color: var(--muted); font-size: 10px; }
.subheading.compact { margin-top: 0; }
.risk-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; }
.risk-grid label { position: relative; }
.risk-grid input { position: absolute; opacity: 0; pointer-events: none; }
.risk-grid span { margin: 0; display: block; padding: 10px 11px; border: 1px solid var(--line); border-radius: 8px; background: rgba(4,11,17,.36); color: var(--muted); font-size: 11px; transition: .18s ease; }
.risk-grid input:checked + span { color: white; border-color: rgba(240,83,79,.65); background: rgba(240,83,79,.13); }
.resource-section + .resource-section { border-top: 1px solid var(--line); padding-top: 18px; margin-top: 18px; }
.resource-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; }
.resources-panel .resource-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.resource-item { padding: 9px; background: rgba(4,11,17,.38); border: 1px solid var(--line); border-radius: 9px; }
.resource-item label { display: flex; gap: 6px; align-items: center; justify-content: space-between; color: var(--muted); font-size: 10px; }
.resource-item input { width: 48px; padding: 7px 5px; text-align: center; color: white; }
.resource-code { color: var(--text); font-size: 11px; font-weight: 850; }
.civil-note { margin-top: 18px; padding: 13px; border: 1px solid rgba(92,184,255,.18); background: rgba(92,184,255,.06); border-radius: 10px; }
.civil-note strong, .civil-note span { display: block; }
.civil-note strong { font-size: 11px; color: var(--blue); }
.civil-note span { margin-top: 5px; color: var(--muted); font-size: 10px; line-height: 1.5; }
.analysis-bar { margin: 18px 0; padding: 16px 18px; display: flex; justify-content: space-between; align-items: center; gap: 18px; border: 1px solid var(--line); border-radius: 14px; background: rgba(15,25,35,.78); }
.analysis-bar strong, .analysis-bar span { display: block; }
.analysis-bar strong { font-size: 12px; }
.analysis-bar span { color: var(--muted); font-size: 10px; margin-top: 3px; }
.analysis-actions { display: flex; gap: 8px; align-items: center; }

.hidden { display: none !important; }
.results { display: grid; gap: 18px; }
.result-hero { padding: 22px; background: linear-gradient(115deg, rgba(240,83,79,.17), rgba(20,34,46,.8) 50%); border: 1px solid rgba(240,83,79,.25); border-radius: 16px; display: flex; justify-content: space-between; align-items: center; }
.result-hero p:last-child { color: var(--muted); margin: 8px 0 0; font-size: 12px; }
.readiness-badge { padding: 9px 13px; border-radius: 999px; background: rgba(69,209,155,.13); border: 1px solid rgba(69,209,155,.35); color: var(--green); font-size: 11px; font-weight: 850; text-transform: uppercase; letter-spacing: .08em; }
.readiness-badge.warning { background: rgba(243,207,99,.12); border-color: rgba(243,207,99,.35); color: var(--yellow); }
.readiness-badge.danger { background: rgba(240,83,79,.12); border-color: rgba(240,83,79,.35); color: var(--red); }
.metric-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }
.metric { padding: 15px; border: 1px solid var(--line); background: var(--surface); border-radius: 12px; }
.metric span, .metric strong { display: block; }
.metric span { color: var(--muted); font-size: 10px; text-transform: uppercase; letter-spacing: .08em; }
.metric strong { margin-top: 5px; font-size: 22px; letter-spacing: -.04em; }
.result-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 18px; }
.result-card.wide { grid-column: 1 / -1; }
.assignment-toolbar { display: flex; gap: 7px; align-items: center; flex-wrap: wrap; justify-content: flex-end; }
.assignment-toolbar select { width: 190px; padding: 8px 10px; font-size: 10px; }
.assignment-toolbar .button { padding: 8px 10px; font-size: 10px; }
.departure-list { display: grid; gap: 9px; }
.command-sector { display: grid; gap: 8px; padding: 10px; border: 1px solid rgba(92,184,255,.24); border-radius: 12px; background: rgba(92,184,255,.04); }
.command-sector.cos-sector { border-color: rgba(255,158,69,.22); background: rgba(255,158,69,.035); }
.command-sector-heading { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 3px 3px 8px; border-bottom: 1px solid var(--line); }
.command-sector-heading span, .command-sector-heading strong { display: block; }
.command-sector-heading span { color: var(--blue); font-size: 8px; font-weight: 850; letter-spacing: .08em; text-transform: uppercase; }
.command-sector.cos-sector .command-sector-heading span { color: var(--orange); }
.command-sector-heading strong { margin-top: 3px; font-size: 13px; }
.command-sector-count { flex: 0 0 auto; padding: 7px 9px; border-radius: 8px; color: var(--green); background: rgba(69,209,155,.08); font-size: 9px; font-weight: 850; text-align: right; }
.command-sector-units { display: grid; gap: 7px; min-height: 48px; }
.command-sector-units:empty::before { content: "Déposer un engin ici"; display: grid; place-items: center; min-height: 48px; border: 1px dashed var(--line); border-radius: 9px; color: var(--muted); font-size: 9px; }
.command-sector.drag-target { border-color: rgba(69,209,155,.7); background: rgba(69,209,155,.08); }
.command-sector-tools { display: flex; align-items: center; gap: 6px; }
.command-sector-tools input { min-width: 190px; padding: 7px 9px; font-size: 10px; font-weight: 800; }
.command-sector-tools button { border: 1px solid rgba(240,83,79,.3); border-radius: 7px; padding: 7px 9px; color: var(--red); background: rgba(240,83,79,.08); font-size: 9px; font-weight: 850; }
.departure-row { display: grid; grid-template-columns: 56px 1fr auto; gap: 13px; align-items: center; padding: 12px; border: 1px solid var(--line); border-radius: 10px; background: rgba(3,10,16,.35); }
.departure-row[draggable="true"] { cursor: grab; }
.departure-row.dragging { opacity: .45; }
.unit-quantity { width: 43px; height: 43px; display: grid; place-items: center; border-radius: 10px; color: var(--orange); font-weight: 900; background: rgba(255,158,69,.12); border: 1px solid rgba(255,158,69,.2); }
.departure-row strong, .departure-row span { display: block; }
.departure-row span { color: var(--muted); font-size: 10px; margin-top: 4px; }
.crew-chip { color: var(--blue); font-size: 11px; font-weight: 800; text-align: right; }
.assignment-controls { min-width: 126px; display: grid; grid-template-columns: 74px 34px; gap: 6px; align-items: center; }
.assignment-controls input { padding: 7px 5px; text-align: center; color: var(--blue); font-size: 11px; font-weight: 800; }
.assignment-controls button { width: 34px; height: 34px; border: 1px solid rgba(240,83,79,.3); border-radius: 8px; color: var(--red); background: rgba(240,83,79,.08); font-weight: 900; }
.assignment-limit { grid-column: 1 / -1; color: var(--muted) !important; text-align: center; font-size: 9px !important; margin-top: 0 !important; }
.stack-list, .check-list { display: grid; gap: 8px; }
.command-edit-toolbar { display: flex; gap: 6px; align-items: center; }
.command-edit-toolbar select { max-width: 190px; padding: 7px 9px; font-size: 9px; }
.command-edit-toolbar .button { padding: 7px 9px; font-size: 9px; }
.stack-item, .check-item { padding: 11px; border-radius: 9px; background: rgba(4,11,17,.36); border: 1px solid var(--line); }
.stack-item strong, .stack-item span { display: block; }
.stack-item strong { font-size: 11px; }
.stack-item span { color: var(--muted); font-size: 10px; margin-top: 4px; line-height: 1.45; }
.stack-item.warning { border-color: rgba(243,207,99,.25); }
.stack-item.danger { border-color: rgba(240,83,79,.35); }
.check-item { display: flex; align-items: flex-start; gap: 9px; color: var(--muted); font-size: 11px; line-height: 1.45; }
.check-item::before { content: ""; width: 8px; height: 8px; margin-top: 4px; border-radius: 50%; flex: 0 0 auto; background: var(--green); box-shadow: 0 0 0 4px rgba(69,209,155,.1); }

.filter-row { display: grid; grid-template-columns: 1fr 240px; gap: 10px; margin-bottom: 18px; }
.counter { color: var(--muted); font-size: 11px; }
.fleet-grid, .saved-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; }
.fleet-card, .saved-card { min-width: 0; padding: 13px; background: rgba(4,11,17,.38); border: 1px solid var(--line); border-radius: 10px; }
.fleet-card strong, .fleet-card span, .fleet-card small { display: block; }
.fleet-card strong { font-size: 12px; overflow: hidden; text-overflow: ellipsis; }
.fleet-card span { color: var(--orange); font-size: 9px; text-transform: uppercase; letter-spacing: .09em; margin-bottom: 6px; }
.fleet-card small { color: var(--muted); margin-top: 6px; line-height: 1.45; }
.reference-list { display: grid; gap: 8px; }
.reference-card { padding: 14px; background: rgba(4,11,17,.38); border: 1px solid var(--line); border-radius: 10px; }
.reference-card span { color: var(--orange); font-size: 9px; text-transform: uppercase; letter-spacing: .1em; font-weight: 800; }
.reference-card h3 { margin: 5px 0 6px; font-size: 13px; }
.reference-card p { margin: 0; color: var(--muted); font-size: 11px; line-height: 1.55; white-space: pre-line; }
.departure-type-actions { display: flex; justify-content: flex-end; margin-top: 12px; }
.departure-type-actions button { border: 1px solid rgba(92,184,255,.25); background: rgba(92,184,255,.08); color: var(--blue); border-radius: 7px; padding: 7px 10px; font-size: 10px; font-weight: 800; }
.saved-card h3 { margin-bottom: 7px; }
.saved-card p { color: var(--muted); font-size: 10px; line-height: 1.5; }
.saved-card.public { border-color: rgba(69,209,155,.28); }
.saved-visibility { display: inline-block; margin-bottom: 7px; color: var(--muted); font-size: 9px; font-weight: 850; letter-spacing: .08em; text-transform: uppercase; }
.saved-visibility.public { color: var(--green); }
.saved-actions { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 12px; }
.saved-actions button { flex: 1; border: 1px solid var(--line); background: var(--surface-2); color: var(--text); border-radius: 7px; padding: 7px; font-size: 10px; }
.saved-actions button[data-visibility] { color: var(--green); }
.saved-public-heading { margin-top: 30px; padding-top: 24px; border-top: 1px solid var(--line); }
.empty-state { color: var(--muted); text-align: center; padding: 45px 20px; border: 1px dashed var(--line); border-radius: 12px; }
.toast { position: fixed; right: 25px; bottom: 25px; padding: 11px 15px; border-radius: 9px; background: white; color: #17232b; font-size: 11px; font-weight: 800; box-shadow: var(--shadow); transform: translateY(90px); opacity: 0; transition: .25s ease; z-index: 10; }
.toast.show { transform: translateY(0); opacity: 1; }
.modal-backdrop { position: fixed; inset: 0; z-index: 20; display: grid; place-items: center; padding: 20px; background: rgba(2,8,13,.82); backdrop-filter: blur(8px); }
.modal-card { width: min(760px, 100%); padding: 22px; border: 1px solid var(--line); border-radius: 16px; background: linear-gradient(180deg, #172733, #0d1821); box-shadow: 0 28px 80px rgba(0,0,0,.55); }
.modal-close { width: 34px; height: 34px; border: 1px solid var(--line); border-radius: 9px; color: var(--muted); background: transparent; font-size: 22px; line-height: 1; }
.modal-intro { color: var(--muted); font-size: 11px; line-height: 1.6; }
.medical-model-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin: 18px 0; }
.medical-model-card { padding: 16px; border: 1px solid var(--line); border-radius: 12px; background: rgba(4,11,17,.42); }
.medical-model-card h3 { margin: 7px 0; font-size: 16px; }
.medical-model-card p { min-height: 48px; color: var(--muted); font-size: 10px; line-height: 1.55; }
.medical-model-card .button { width: 100%; margin-top: 13px; }
.medical-model-card.unavailable { border-color: rgba(240,83,79,.35); }
.medical-model-card.unavailable .button { opacity: .45; cursor: not-allowed; }
.model-tag { color: var(--orange); font-size: 9px; font-weight: 850; letter-spacing: .08em; text-transform: uppercase; }
.model-status { display: block; color: var(--green); font-size: 10px; line-height: 1.45; }
.medical-model-card.unavailable .model-status { color: var(--red); }
.modal-footer { display: flex; justify-content: flex-end; }
.command-modal-card { width: min(560px, 100%); }
.command-presets { display: flex; gap: 7px; flex-wrap: wrap; margin-bottom: 14px; }
.command-presets button { border: 1px solid rgba(92,184,255,.25); border-radius: 8px; padding: 8px 11px; color: var(--blue); background: rgba(92,184,255,.08); font-size: 10px; font-weight: 800; }
.command-presets button.active { color: white; border-color: rgba(240,83,79,.55); background: rgba(240,83,79,.16); }
.command-role-list { display: grid; gap: 8px; max-height: min(52vh, 460px); margin: 18px 0 14px; padding-right: 4px; overflow-y: auto; }
.command-role-card { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 14px; padding: 12px; border: 1px solid var(--line); border-radius: 10px; background: rgba(4,11,17,.42); }
.command-role-card.active { border-color: rgba(92,184,255,.48); background: rgba(92,184,255,.09); }
.command-role-card div { display: grid; gap: 4px; }
.command-role-card strong { font-size: 11px; }
.command-role-card span { color: var(--muted); font-size: 9px; line-height: 1.45; }
.command-role-card small { color: var(--yellow); font-size: 8px; font-weight: 850; letter-spacing: .05em; text-transform: uppercase; }
.command-role-card button { min-width: 72px; border: 1px solid rgba(92,184,255,.32); border-radius: 8px; padding: 8px 10px; color: var(--blue); background: rgba(92,184,255,.08); font-size: 9px; font-weight: 850; }
.command-role-card.active button { color: white; border-color: rgba(240,83,79,.55); background: rgba(240,83,79,.16); }
.command-modal-card .model-status { min-height: 30px; margin-bottom: 14px; }
.account-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; margin-top: 18px; }
.account-card { display: grid; gap: 11px; padding: 16px; border: 1px solid var(--line); border-radius: 12px; background: rgba(4,11,17,.42); }
.account-card h3 { margin-bottom: 4px; font-size: 15px; }
.account-card .model-status { min-height: 28px; }
.utilization-field { display: grid; grid-template-columns: 130px 1fr 70px; align-items: center; gap: 12px; margin: 20px 0 12px; padding: 14px; border: 1px solid var(--line); border-radius: 11px; background: rgba(4,11,17,.42); }
.utilization-field span { margin: 0; color: var(--text); }
.utilization-field input { padding: 0; accent-color: var(--red); }
.utilization-field strong { color: var(--green); text-align: right; }

@media (max-width: 1100px) {
  .workspace-grid { grid-template-columns: 1fr; }
  .resources-panel .resource-grid { grid-template-columns: repeat(6, minmax(0, 1fr)); }
  .fleet-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 800px) {
  .auth-card { padding: 22px; }
  .app-shell { grid-template-columns: 1fr; }
  .sidebar { position: static; height: auto; }
  .nav-list { grid-template-columns: repeat(2, 1fr); }
  .sidebar-note { display: none; }
  .main-content { padding: 0 14px 35px; }
  .topbar { align-items: flex-start; padding: 20px 0; }
  .topbar-actions { display: none; }
  .form-grid, .result-grid, .metric-grid, .account-grid { grid-template-columns: 1fr; }
  .resources-panel .resource-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .analysis-bar { align-items: stretch; flex-direction: column; }
  .analysis-actions { align-items: stretch; flex-direction: column; }
  .filter-row { grid-template-columns: 1fr; }
  .fleet-grid, .saved-grid { grid-template-columns: 1fr; }
  .departure-row { grid-template-columns: 48px 1fr; }
  .crew-chip, .assignment-controls { grid-column: 2; text-align: left; }
  .assignment-toolbar { justify-content: stretch; }
  .assignment-toolbar select, .assignment-toolbar .button { width: 100%; }
  .command-sector-heading { align-items: stretch; flex-direction: column; }
  .command-sector-count { text-align: left; }
  .command-sector-tools, .command-edit-toolbar { align-items: stretch; flex-direction: column; }
  .command-sector-tools input, .command-sector-tools button, .command-edit-toolbar select, .command-edit-toolbar .button { width: 100%; max-width: none; }
  .utilization-field { grid-template-columns: 1fr; }
  .medical-model-grid { grid-template-columns: 1fr; }
  .command-role-card { grid-template-columns: 1fr; }
  .command-role-card button { width: 100%; }
}

@media print {
  body { background: white; color: black; }
  .sidebar, .topbar-actions, .workspace-grid, .analysis-bar, .nav-list, .toast { display: none !important; }
  .app-shell { display: block; }
  .main-content { padding: 0; }
  .topbar { min-height: auto; border: 0; }
  .results.hidden { display: block !important; }
  .panel, .result-hero, .metric { box-shadow: none; background: white; color: black; border-color: #ccc; break-inside: avoid; }
  .stack-item, .check-item, .departure-row { background: white; border-color: #ddd; }
}