:root {
  --ink: #17221c;
  --ink-soft: #59645e;
  --paper: #f4f2ec;
  --surface: #fffefa;
  --line: #d8d5cc;
  --line-strong: #a7aaa2;
  --runway: #263d32;
  --signal: #d55738;
  --signal-dark: #a83e28;
  --success: #2c7854;
  --warning: #9a6120;
  --shadow: rgba(23, 34, 28, 0.09);
  --radius-panel: 22px;
  --radius-control: 12px;
  --font-display: "Songti SC", "STSong", "Noto Serif CJK SC", serif;
  --font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", sans-serif;
}

/* Local preview — restrained B2B SaaS visual system. */
:root{--ui-border:#e5e7eb;--ui-border-hover:#d1d5db;--ui-text:#1f2937;--ui-muted:#6b7280;--ui-primary:#dc2626;--ui-tab:#b85c5a;--ui-shadow-sm:0 1px 2px rgba(15,23,42,.06)}
body{color:var(--ui-text);background:#f8fafc;font-size:14px}.shell{max-width:1200px}
.search-panel,.results,.monitor-section,.monitor-card,.calendar-day-detail,.empty-state{border-color:var(--ui-border);border-radius:8px;box-shadow:var(--ui-shadow-sm)}
.query-mode{padding:0 16px}.mode-options{min-height:48px;padding:0;border:0;border-bottom:1px solid var(--ui-border);border-radius:0;background:transparent}
.mode-option{min-height:48px;padding:0 12px;border:0;border-radius:0;color:var(--ui-muted);background:transparent;box-shadow:none;font-size:14px}
.mode-option.is-active{color:var(--ui-text);background:transparent;box-shadow:none}.mode-option.is-active::after{height:2px;right:12px;bottom:-1px;left:12px;background:var(--ui-tab)}
.query-row{gap:12px;padding:16px}.route-fields,.query-row .field,.month-field,.connection-duration-control{border-color:var(--ui-border);border-radius:8px;box-shadow:none}
.route-fields:hover,.query-row .field:hover,.month-field:hover,.connection-duration-control:hover{border-color:var(--ui-border-hover)}
.query-row .field input,.compact-field input,.compact-field select{border-color:var(--ui-border);border-radius:8px;color:var(--ui-text)}
.query-row .field input:hover,.compact-field input:hover,.compact-field select:hover{border-color:var(--ui-border-hover)}
.search-button,.query-row .search-button{border-radius:8px;background:var(--ui-primary);box-shadow:none}.search-button:hover,.query-row .search-button:hover{background:#b91c1c}
.results,.monitor-section{margin-top:16px;padding:16px}.results h2,.section-heading h2{font-size:18px;font-weight:500}
.results-summary strong,.result-stat strong,.stat-value{font-size:24px;line-height:1.2}.results-summary span,.result-stat span,.stat-label{color:var(--ui-muted);font-size:14px}
.month-calendar{border:1px solid var(--ui-border);border-radius:8px;overflow:hidden}.calendar-weekday,.calendar-blank,.calendar-day{border:0;border-right:1px solid var(--ui-border);border-bottom:1px solid var(--ui-border)}
.calendar-day{min-height:72px;gap:8px;padding:8px;box-shadow:none!important}.calendar-day strong{font-size:18px;font-weight:600}.calendar-day span{font-size:12px}
.calendar-day.is-available{color:#047857;background:#ecfdf5}.calendar-day.is-available span{color:#047857}.calendar-day.is-sold-out{color:#be123c;background:#fff1f2}.calendar-day.is-sold-out span{color:#be123c}.calendar-day.is-empty{color:#9ca3af;background:#f9fafb}.calendar-day.is-empty span{color:#9ca3af}
.calendar-day:not(:disabled):hover{background:#f3f4f6}.calendar-day.is-selected{outline:2px solid #64748b;outline-offset:-2px}.calendar-day-detail{margin:8px auto;padding:16px;border-color:var(--ui-border)}
.monitor-card{gap:16px;padding:16px}.monitor-card::before{width:2px}.monitor-card h3{font-size:18px;font-weight:500}.monitor-card p,.monitor-card button{font-size:14px}.monitor-card small,.monitor-meta,.field label,.field>span{color:var(--ui-muted);font-size:12px}
.empty-state{min-height:64px;padding:16px;color:var(--ui-muted);background:#f9fafb;font-size:14px}
@media(max-width:720px){.query-area,.results,.monitor-section{width:calc(100% - 16px)}.query-mode{padding:0 12px}.mode-options{grid-template-columns:repeat(2,minmax(0,1fr))}.query-row{gap:12px;padding:12px}.results,.monitor-section{margin-top:12px;padding:12px}.calendar-day{min-height:64px;padding:8px}.calendar-day strong{font-size:16px}.monitor-card{gap:12px;padding:12px}}

/* Monitor cards keep flight facts dense enough for quick scanning. */
.monitor-card{gap:12px;padding:12px 16px}
.monitor-route{margin-top:6px;line-height:1.25}
.monitor-specs{gap:4px 12px;margin-top:5px;line-height:1.35}
.monitor-metrics{padding:8px 4px}
.monitor-metrics div{min-height:44px}
.monitor-metrics span{margin-top:2px;line-height:1.2}
@media(max-width:560px){.monitor-card{gap:10px;padding:12px 12px 12px 16px}.monitor-specs{font-size:11px}.monitor-metrics{padding:7px 3px}.monitor-metrics div{min-height:40px}}

/* Monitor bulk actions: operational controls stay compact, reversible and wrap safely. */
.monitor-heading-actions{display:flex;align-items:center;justify-content:flex-end;flex-wrap:wrap;gap:8px;min-width:0}
.monitor-heading-actions .secondary-button{min-height:44px;white-space:nowrap}
.monitor-heading-actions #check-all-monitors:not(:disabled){color:var(--runway);border-color:var(--runway);background:var(--runway-soft)}
.monitor-heading-actions #check-all-monitors:disabled{cursor:not-allowed;opacity:.52}
@media(max-width:560px){.section-heading{grid-template-columns:1fr}.monitor-heading-actions{width:100%;justify-content:stretch}.monitor-heading-actions .secondary-button{flex:1 1 0;min-width:0}}

/* Direction 3 authority layer. */
body{color:#162433;background:#f4f6f8}.shell{width:min(1180px,calc(100% - 48px));max-width:1180px}
.masthead{min-height:68px;padding:0 4px;border-bottom-color:rgba(16,42,67,.1)}.brand{color:#102a43}.membership-switch{border:0;background:#e9eef3}.membership-switch input:checked+span{color:#102a43;box-shadow:0 1px 2px rgba(11,31,51,.08)}
.query-area{margin-top:24px}.search-panel,.results,.monitor-section{border:0;background:#fff;box-shadow:0 1px 2px rgba(11,31,51,.05),0 8px 24px rgba(11,31,51,.035)}
.mode-options{min-height:52px;border-bottom-color:#e4e9ee}.mode-option{color:#667788;font-weight:620}.mode-option.is-active{color:#102a43}.mode-option.is-active::after{background:#c76b55}
.query-row{grid-template-columns:minmax(380px,1fr) 168px 144px auto;gap:12px;padding:16px}.route-fields,.month-field,.connection-duration-control{border-color:#e4e9ee;background:#f7f9fb}.query-row .route-fields .field{border:0;background:transparent}.query-row .field input{color:#102a43;font-size:15px;font-weight:680}.field label,.field>span{color:#667788;font-size:11px}.swap{color:#667788;border-color:#e4e9ee;background:#fff}
.search-button,.query-row .search-button{color:#fff;background:#d85b3b;box-shadow:0 1px 2px rgba(184,74,48,.18)}.search-button:hover,.query-row .search-button:hover{background:#b84a30;transform:translateY(-1px)}
.empty-state{min-height:72px;margin-top:16px;border:0;color:#667788;background:rgba(255,255,255,.62);box-shadow:inset 0 0 0 1px rgba(228,233,238,.7)}
.results,.monitor-section{margin-top:24px;padding:20px}.results h2,.section-heading h2{color:#102a43;font-size:18px;font-weight:680;letter-spacing:-.02em}.results-summary strong,.result-stat strong,.stat-value{color:#102a43;font-size:22px;font-weight:680}
.month-calendar{border-color:#e4e9ee}.calendar-weekday{color:#667788;background:#f8fafb}.calendar-day{box-shadow:none!important}.calendar-day strong{font-size:17px;font-weight:650}.calendar-day.is-available{color:#126b55;background:#edf7f3}.calendar-day.is-available span{color:#126b55}.calendar-day.is-sold-out{color:#a94f47;background:#fcf1f1}.calendar-day.is-sold-out span{color:#a94f47}.calendar-day.is-empty{color:#94a0ac;background:#f7f9fb}.calendar-day.is-empty span{color:#94a0ac}.calendar-day.is-selected{outline-color:#24557a;background:#eaf1f6}
.section-heading{padding-bottom:16px;border-bottom-color:#e4e9ee}.monitor-list{gap:12px}.monitor-card{grid-template-columns:minmax(320px,1.35fr) minmax(270px,.72fr) auto;gap:20px;padding:20px;border:0;background:#fbfcfd;box-shadow:inset 0 0 0 1px rgba(228,233,238,.9)}.monitor-card::before{width:3px;background:#168568}.monitor-card h3{color:#102a43;font-size:17px;font-weight:720}.status-pill{color:#168568;background:#eaf6f2;border-radius:999px}.monitor-route{margin-top:10px;color:#102a43;font-size:18px}.monitor-route span{color:#d85b3b}.monitor-meta{color:#667788;line-height:1.65}.monitor-metrics{gap:0;padding:0;border:0;background:transparent}.monitor-metrics div{min-height:52px;padding:0 14px;border:0;border-left:1px solid #e4e9ee}.monitor-metrics div:first-child{border-left:0}.monitor-metrics strong{color:#102a43;font-weight:700}.monitor-actions{gap:4px}.monitor-actions button,.monitor-actions button[data-action="edit"]{border-color:transparent;color:#667788;background:transparent}.monitor-actions button:hover{border-color:transparent;color:#102a43;background:#eaf0f5}.monitor-actions .monitor-primary-action{color:#fff;border-color:#102a43;background:#102a43}.monitor-actions button[data-action="delete"]{color:#a94f47;border-color:transparent;background:transparent}
@media(max-width:980px){.query-row{grid-template-columns:minmax(0,1fr) 168px 144px}.monitor-card{grid-template-columns:minmax(0,1fr) minmax(260px,.8fr)}.monitor-actions{grid-column:1/-1}}
@media(max-width:720px){.shell{width:100%}.masthead{padding:8px 16px}.query-area,.results,.monitor-section{width:calc(100% - 24px)}.query-area{margin-top:12px}.query-row{grid-template-columns:1fr;padding:12px}.results,.monitor-section{margin-top:16px;padding:16px}.monitor-card{grid-template-columns:1fr;gap:16px;padding:16px}.monitor-metrics{grid-template-columns:repeat(3,minmax(0,1fr))}.monitor-actions{grid-column:auto;grid-template-columns:repeat(2,minmax(0,1fr))}.monitor-actions button{min-height:40px}}

/* Preview direction 3 — quiet premium aviation product. */
:root {
  --ink: #162433;
  --ink-soft: #667788;
  --ink-muted: #94a0ac;
  --paper: #f4f6f8;
  --surface: #ffffff;
  --surface-muted: #f7f9fb;
  --line: #e4e9ee;
  --line-strong: #d7dee5;
  --runway: #102a43;
  --runway-soft: #eef3f7;
  --signal: #d85b3b;
  --signal-dark: #b84a30;
  --success: #168568;
  --success-soft: #eaf6f2;
  --warning: #a46a23;
  --shadow: rgba(11, 31, 51, .07);
  --ui-text: #162433;
  --ui-muted: #667788;
  --ui-primary: #d85b3b;
  --ui-tab: #c76b55;
}
body { color: var(--ink); background: var(--paper); letter-spacing: -.006em; }
.shell { width: min(1180px, calc(100% - 48px)); padding-bottom: 64px; }
.masthead { min-height: 68px; padding: 0 4px; border-bottom: 1px solid rgba(16,42,67,.1); }
.brand { color: var(--runway); font-size: 14px; font-weight: 760; letter-spacing: -.01em; }
.brand::before { width: 7px; height: 7px; background: var(--signal); transform: rotate(45deg); }
.membership-switch { padding: 3px; border: 0; border-radius: 8px; background: #e9eef3; box-shadow: inset 0 0 0 1px rgba(16,42,67,.04); }
.membership-switch span { min-height: 34px; border-radius: 6px; color: var(--ink-soft); }
.membership-switch input:checked + span { color: var(--runway); background: var(--surface); box-shadow: 0 1px 2px rgba(11,31,51,.08); }
.masthead-actions > a,.account-name,.text-button,.live { color: var(--ink-soft); }
.live { color: var(--success); }
.text-button { border-color: var(--line); background: rgba(255,255,255,.6); }

.query-area { margin-top: 24px; }
.search-panel { border: 0; background: var(--surface); box-shadow: 0 1px 2px rgba(11,31,51,.05),0 8px 24px rgba(11,31,51,.035); }
.mode-options { min-height: 52px; border-bottom-color: var(--line); }
.mode-option { color: var(--ink-soft); font-weight: 620; letter-spacing: -.01em; }
.mode-option:hover { color: var(--runway); background: var(--surface-muted); }
.mode-option.is-active { color: var(--runway); }
.mode-option.is-active::after { background: var(--ui-tab); }
.query-row { grid-template-columns: minmax(380px,1fr) 168px 144px auto; align-items: stretch; gap: 12px; padding: 16px; }
.route-fields { min-height: 58px; overflow: hidden; border: 1px solid var(--line); background: var(--surface-subtle,#f7f9fb); }
.route-fields:hover { border-color: var(--line-strong); }
.query-row .route-fields .field { border: 0; background: transparent; }
.field label,.field > span { color: var(--ink-soft); font-size: 11px; font-weight: 650; }
.query-row .field input { color: var(--runway); font-size: 15px; font-weight: 680; letter-spacing: -.01em; }
.swap { color: var(--ink-soft); border-color: var(--line); background: var(--surface); box-shadow: 0 1px 2px rgba(11,31,51,.05); }
.month-field,.connection-duration-control { border: 1px solid var(--line); background: var(--surface-muted); }
.month-field:hover,.connection-duration-control:hover { border-color: var(--line-strong); }
.search-button,.query-row .search-button { color: #fff; background: var(--signal); font-weight: 720; box-shadow: 0 1px 2px rgba(184,74,48,.18); transition: background 150ms ease,transform 150ms ease,box-shadow 150ms ease; }
.search-button:hover,.query-row .search-button:hover { background: var(--signal-dark); box-shadow: 0 4px 12px rgba(184,74,48,.16); transform: translateY(-1px); }
.refresh-option { color: var(--ink-soft); font-size: 12px; }

.empty-state { min-height: 72px; margin-top: 16px; border: 0; color: var(--ink-soft); background: rgba(255,255,255,.62); box-shadow: inset 0 0 0 1px rgba(228,233,238,.7); }
.empty-state svg { color: var(--ink-muted); }
.results { border: 0; background: var(--surface); box-shadow: 0 1px 2px rgba(11,31,51,.05),0 8px 24px rgba(11,31,51,.035); }
.results-head h2,.results h2 { color: var(--runway); font-size: 20px; font-weight: 680; letter-spacing: -.025em; }
.results-summary strong,.result-stat strong,.stat-value { color: var(--runway); font-size: 22px; font-weight: 680; font-variant-numeric: tabular-nums; }
.month-calendar { border-color: var(--line); box-shadow: none; }
.calendar-weekday { color: var(--ink-soft); background: #f8fafb; font-size: 11px; font-weight: 650; }
.calendar-day { color: var(--runway); transition: background 150ms ease,box-shadow 150ms ease; }
.calendar-day strong { font-size: 17px; font-weight: 650; font-variant-numeric: tabular-nums; }
.calendar-day.is-available { color: #126b55; background: #edf7f3; }
.calendar-day.is-sold-out { color: #a94f47; background: #fcf1f1; }
.calendar-day.is-empty { color: var(--ink-muted); background: #f7f9fb; }
.calendar-day.is-selected { outline-color: var(--navy-700,#24557a); background: #eaf1f6; }
.calendar-day-detail { border: 0; box-shadow: 0 8px 28px rgba(11,31,51,.1); }

.monitor-section { margin-top: 24px; padding: 20px; border: 0; background: var(--surface); box-shadow: 0 1px 2px rgba(11,31,51,.05),0 8px 24px rgba(11,31,51,.035); }
.section-heading { align-items: center; padding-bottom: 16px; border-bottom: 1px solid var(--line); }
.section-heading h2 { color: var(--runway); font-size: 18px; font-weight: 680; letter-spacing: -.02em; }
.secondary-button,.primary-small { min-height: 36px; border-color: var(--line); color: var(--runway); background: var(--surface); font-weight: 650; }
.secondary-button:hover,.primary-small:hover { border-color: #cbd5df; background: var(--surface-muted); }
.monitor-list { gap: 12px; }
.monitor-card { grid-template-columns: minmax(320px,1.35fr) minmax(270px,.72fr) auto; gap: 20px; padding: 20px; border: 0; background: #fbfcfd; box-shadow: inset 0 0 0 1px rgba(228,233,238,.9); }
.monitor-card::before { width: 3px; background: var(--success); border-radius: 8px 0 0 8px; }
.monitor-title-row { align-items: center; }
.monitor-title-row h3 { color: var(--runway); font-size: 17px; font-weight: 720; letter-spacing: -.02em; }
.status-pill { min-height: 24px; padding: 0 8px; border-radius: 999px; color: var(--success); background: var(--success-soft); font-size: 11px; font-weight: 680; }
.monitor-route { margin-top: 10px; gap: 10px; color: var(--runway); font-size: 18px; letter-spacing: -.025em; }
.monitor-route span { color: var(--signal); font-size: 14px; }
.monitor-meta { margin-top: 8px; color: var(--ink-soft); font-size: 12px; line-height: 1.65; }
.monitor-metrics { gap: 0; padding: 0; border: 0; background: transparent; }
.monitor-metrics div { min-height: 52px; display: grid; align-content: center; padding: 0 14px; border: 0; border-left: 1px solid var(--line); background: transparent; }
.monitor-metrics div:first-child { border-left: 0; }
.monitor-metrics strong { color: var(--runway); font-size: 13px; font-weight: 700; font-variant-numeric: tabular-nums; }
.monitor-metrics span { color: var(--ink-soft); font-size: 11px; }
.monitor-actions { gap: 4px; }
.monitor-actions button { min-height: 34px; padding: 0 10px; border-color: transparent; color: var(--ink-soft); background: transparent; font-weight: 650; }
.monitor-actions button:hover { border-color: transparent; color: var(--runway); background: #eaf0f5; }
.monitor-actions .monitor-primary-action { color: #fff; border-color: var(--runway); background: var(--runway); }
.monitor-actions .monitor-primary-action:hover { color: #fff; border-color: #173b5e; background: #173b5e; }
.monitor-actions button[data-action="edit"] { color: var(--runway); border-color: transparent; background: transparent; }
.monitor-actions button[data-action="delete"] { color: #a94f47; border-color: transparent; background: transparent; }

@media (max-width: 980px) {
  .query-row { grid-template-columns: minmax(0,1fr) 168px 144px; }
  .monitor-card { grid-template-columns: minmax(0,1fr) minmax(260px,.8fr); }
  .monitor-actions { grid-column: 1/-1; justify-content: flex-end; }
}
@media (max-width: 720px) {
  .shell { width: 100%; padding-bottom: 40px; }
  .masthead { padding: 8px 16px; }
  .query-area,.results,.monitor-section { width: calc(100% - 24px); }
  .query-area { margin-top: 12px; }
  .query-mode { padding: 0 12px; }
  .query-row { grid-template-columns: 1fr; gap: 12px; padding: 12px; }
  .route-fields { min-height: 60px; }
  .results,.monitor-section { padding: 16px; }
  .monitor-section { margin-top: 16px; }
  .monitor-card { grid-template-columns: 1fr; gap: 16px; padding: 16px; }
  .monitor-route { font-size: 17px; }
  .monitor-metrics { grid-template-columns: repeat(3,minmax(0,1fr)); }
  .monitor-metrics div { padding: 0 8px; }
  .monitor-actions { grid-column: auto; display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); }
  .monitor-actions button { min-height: 40px; }
}
@media (prefers-reduced-motion: reduce) {
  .search-button,.query-row .search-button,.calendar-day { transition: none; }
}

* { box-sizing: border-box; }

html { color-scheme: light; }

body {
  margin: 0;
  min-width: 0;
  min-height: 100vh;
  overflow-x: clip;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--font-body);
}

button, input { font: inherit; }
button { color: inherit; }

.shell {
  width: min(1180px, calc(100% - 48px));
  margin: 0 auto;
  padding-bottom: 80px;
}

.masthead {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px 24px;
  border-bottom: 1px solid var(--line-strong);
}

.brand {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  text-decoration: none;
  font-size: 13px;
  font-weight: 750;
  letter-spacing: .16em;
}

.brand-mark { color: var(--signal); font-size: 18px; }

.live {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0;
  color: var(--ink-soft);
  font-size: 13px;
}

.live span {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 0 4px rgba(44, 120, 84, .12);
}

.masthead-actions { display: flex; align-items: center; justify-content: flex-end; flex-wrap: wrap; gap: 10px 20px; }
.masthead-actions > a, .notification-button { min-height: 44px; display: inline-flex; align-items: center; border: 0; color: var(--ink-soft); background: transparent; font-size: 12px; font-weight: 700; text-decoration: none; cursor: pointer; }
.masthead-actions > a:hover, .notification-button:hover { color: var(--ink); }
.notification-button:disabled { cursor: default; }

.hero {
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(440px, 1.1fr);
  gap: clamp(48px, 8vw, 112px);
  align-items: end;
  min-height: 500px;
  padding: 72px 0 64px;
}

.eyebrow {
  margin: 0 0 22px;
  color: var(--signal-dark);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .14em;
}

h1 {
  margin: 0;
  max-width: 7em;
  font-family: var(--font-display);
  font-size: clamp(58px, 7.2vw, 96px);
  font-weight: 700;
  letter-spacing: -.08em;
  line-height: .98;
}

.lede {
  max-width: 25em;
  margin: 30px 0 0;
  color: var(--ink-soft);
  font-size: 16px;
  line-height: 1.8;
}

.search-panel {
  padding: 30px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-panel);
  background: var(--surface);
  box-shadow: 0 22px 60px var(--shadow);
}

.query-mode {
  min-width: 0;
  margin: 0 0 24px;
  padding: 0;
  border: 0;
}

.query-mode legend {
  margin-bottom: 8px;
  padding: 0;
  color: var(--ink-soft);
  font-size: 13px;
  font-weight: 650;
}

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

.mode-option {
  min-width: 0;
  min-height: 64px;
  padding: 10px 13px;
  border: 1px solid var(--line);
  border-radius: 10px;
  color: var(--ink-soft);
  background: #f9f8f3;
  text-align: left;
  cursor: pointer;
  transition: border-color 150ms ease, color 150ms ease, background 150ms ease;
}

.mode-option:hover { border-color: var(--runway); color: var(--ink); }
.mode-option:focus-visible { outline: 3px solid rgba(213, 87, 56, .32); outline-offset: 2px; }
.mode-option.is-active { border-color: var(--runway); color: var(--ink); background: var(--surface); box-shadow: inset 3px 0 0 var(--signal); }
.mode-option span { display: block; font-size: 14px; font-weight: 750; }
.mode-option small { display: block; margin-top: 4px; color: var(--ink-soft); font-size: 11px; }

.route-fields {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 48px minmax(0, 1fr);
  gap: 14px;
  align-items: center;
}

.field { display: block; min-width: 0; }
.field > span {
  display: block;
  margin-bottom: 8px;
  color: var(--ink-soft);
  font-size: 13px;
  font-weight: 650;
}

.field input {
  width: 100%;
  min-width: 0;
  height: 60px;
  padding: 0 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-control);
  outline: none;
  color: var(--ink);
  background: #f9f8f3;
  font-size: 25px;
  font-weight: 750;
  letter-spacing: .02em;
  transition: border-color 150ms ease, box-shadow 150ms ease, background 150ms ease;
}

.field input:focus {
  border-color: var(--runway);
  background: var(--surface);
  box-shadow: 0 0 0 3px rgba(38, 61, 50, .12);
}

.field small {
  display: block;
  margin-top: 7px;
  color: var(--ink-soft);
  font-size: 12px;
}

.swap {
  width: 48px;
  height: 48px;
  margin-top: 4px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: var(--surface);
  cursor: pointer;
  transition: transform 150ms ease, border-color 150ms ease, background 150ms ease;
}

.swap:hover { border-color: var(--runway); background: var(--paper); transform: rotate(180deg); }
.swap:focus-visible, .search-button:focus-visible { outline: 3px solid rgba(213, 87, 56, .32); outline-offset: 3px; }
.swap svg, .search-button svg { width: 100%; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }

.month-field, .connection-date-field { margin-top: 22px; }
.month-field input, .connection-date-field input { font-size: 17px; letter-spacing: 0; }

.search-button {
  width: 100%;
  min-height: 58px;
  margin-top: 24px;
  padding: 0 18px 0 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border: 0;
  border-radius: var(--radius-control);
  color: #fff;
  background: var(--signal);
  font-weight: 750;
  cursor: pointer;
  transition: background 150ms ease, transform 150ms ease;
}

.search-button:hover { background: var(--signal-dark); }
.search-button:active { transform: translateY(1px); }
.search-button:disabled { cursor: wait; opacity: .7; }
.search-button svg { width: 24px; }

.form-note {
  margin: 14px 0 0;
  color: var(--ink-soft);
  font-size: 12px;
  line-height: 1.5;
}
.form-foot { min-height: 44px; display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 4px 16px; }
.refresh-option { min-height: 44px; display: inline-flex; align-items: center; gap: 8px; color: var(--ink-soft); font-size: 12px; cursor: pointer; white-space: nowrap; }
.refresh-option input { width: 16px; height: 16px; accent-color: var(--signal); }

.results { border-top: 1px solid var(--line-strong); }

.empty-state {
  min-height: 150px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  color: var(--ink-soft);
  font-size: 14px;
  text-align: center;
}

.empty-line { width: 56px; height: 1px; background: var(--line-strong); }

.result-head {
  min-height: 108px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px 32px;
}

.result-head h2 { margin: 0; font-family: var(--font-display); font-size: 28px; letter-spacing: -.04em; }
.keep-together { white-space: nowrap; }
.result-head p { margin: 6px 0 0; color: var(--ink-soft); font-size: 13px; }
.summary { display: flex; flex-wrap: wrap; gap: 24px; }
.summary div { min-width: 84px; }
.summary strong { display: block; font-size: 24px; font-variant-numeric: tabular-nums; }
.summary span { color: var(--ink-soft); font-size: 12px; }

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

.day-card {
  min-width: 0;
  min-height: 156px;
  padding: 22px;
  display: grid;
  grid-template-columns: 68px minmax(150px, 1fr) auto;
  grid-template-areas: "date route fare" "date inventory inventory" "details details details";
  gap: 14px 24px;
  align-items: center;
  border: 1px solid var(--line);
  border-left: 4px solid var(--success);
  border-radius: 14px;
  background: var(--surface);
}

.day-date { grid-area: date; padding-right: 18px; border-right: 1px solid var(--line); }
.day-date strong { display: block; font-family: var(--font-display); font-size: 34px; line-height: 1; font-variant-numeric: tabular-nums; }
.day-date span { display: block; margin-top: 9px; color: var(--ink-soft); font-size: 12px; }

.day-route { grid-area: route; min-width: 0; display: grid; grid-template-columns: auto minmax(48px, 1fr) auto; gap: 10px; align-items: center; }
.route-code span { display: block; font-size: 18px; font-weight: 800; letter-spacing: .05em; }
.route-code b { display: block; margin-top: 5px; color: var(--ink-soft); font-size: 11px; font-weight: 500; font-variant-numeric: tabular-nums; }
.align-right { text-align: right; }
.route-track { display: flex; align-items: center; color: var(--signal); }
.route-track i { flex: 1; height: 1px; background: var(--line-strong); }
.route-track span { padding: 0 5px; font-size: 12px; }

.fare { grid-area: fare; text-align: right; }
.fare-price { display: block; color: var(--signal-dark); font-size: 23px; font-weight: 800; font-variant-numeric: tabular-nums; }
.fare-tax { display: block; margin-top: 4px; color: var(--ink-soft); font-size: 11px; }
.inventory { grid-area: inventory; color: var(--ink-soft); font-size: 12px; line-height: 1.6; }
.inventory strong { color: var(--success); font-size: 13px; }

.expand-flights {
  min-height: 44px;
  margin-left: 10px;
  padding: 0 10px;
  border: 0;
  border-radius: 8px;
  color: var(--ink);
  background: transparent;
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
}

.expand-flights:hover { background: var(--paper); }
.expand-flights:focus-visible { outline: 3px solid rgba(213, 87, 56, .32); outline-offset: 1px; }
.expand-flights svg { width: 14px; margin-left: 5px; fill: none; stroke: currentColor; stroke-width: 2; vertical-align: -2px; transition: transform 150ms ease; }
.expand-flights[aria-expanded="true"] svg { transform: rotate(180deg); }

.flight-details {
  grid-area: details;
  min-width: 0;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.flight-details[hidden] { display: none; }

.flight-detail-row {
  min-width: 0;
  display: grid;
  grid-template-columns: 74px minmax(0, 1fr) auto;
  gap: 12px;
  align-items: center;
  padding: 10px 0;
}

.flight-detail-row + .flight-detail-row { border-top: 1px solid var(--line); }
.flight-detail-row strong { font-size: 13px; }
.flight-detail-row span { color: var(--ink-soft); font-size: 12px; font-variant-numeric: tabular-nums; }
.flight-detail-row b { color: var(--success); font-size: 12px; font-weight: 700; white-space: nowrap; }
.flight-side { display: flex; align-items: center; justify-content: flex-end; flex-wrap: wrap; gap: 4px 10px; }
.sold-out-label { color: var(--signal-dark) !important; }
.day-card.is-sold-out { border-left-color: var(--line-strong); background: var(--surface-muted); }
.day-card.is-sold-out .fare-price { color: var(--ink-soft); text-decoration: line-through; }

.weekend-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(420px, 100%), 1fr));
  gap: 12px;
}

.trip-card {
  min-width: 0;
  padding: 22px;
  border: 1px solid var(--line);
  border-top: 4px solid var(--signal);
  border-radius: 14px;
  background: var(--surface);
}

.trip-card-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px 16px;
  margin-bottom: 14px;
}

.trip-card-head strong { font-family: var(--font-display); font-size: 20px; }
.trip-card-head span { color: var(--signal-dark); font-size: 13px; font-weight: 750; }

.trip-segment {
  min-width: 0;
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr) auto;
  gap: 12px;
  align-items: center;
  padding: 14px 0;
  border-top: 1px solid var(--line);
}

.trip-label { color: var(--ink-soft); font-size: 12px; font-weight: 700; }
.trip-flight { min-width: 0; }
.trip-flight strong { display: block; font-size: 14px; }
.trip-flight span { display: block; margin-top: 4px; color: var(--ink-soft); font-size: 12px; font-variant-numeric: tabular-nums; }
.trip-stock { text-align: right; white-space: nowrap; }
.trip-stock strong { display: block; color: var(--success); font-size: 13px; }
.trip-stock span { display: block; margin-top: 4px; color: var(--ink-soft); font-size: 11px; }

.loading-state, .error-state, .no-result {
  min-height: 220px;
  display: grid;
  place-items: center;
  padding: 32px;
  text-align: center;
}

.loading-state p, .error-state p, .no-result p { margin: 12px 0 0; color: var(--ink-soft); line-height: 1.7; }
.loader { width: 36px; height: 36px; border: 2px solid var(--line); border-top-color: var(--signal); border-radius: 50%; animation: spin 800ms linear infinite; }
.error-state strong { color: var(--signal-dark); }

@keyframes spin { to { transform: rotate(360deg); } }

.monitor-section { padding: 96px 0 0; scroll-margin-top: 24px; }
.section-heading { display: flex; align-items: flex-end; justify-content: space-between; flex-wrap: wrap; gap: 24px 40px; padding-bottom: 28px; border-bottom: 1px solid var(--line-strong); }
.section-heading .eyebrow { margin-bottom: 12px; }
.section-heading h2 { margin: 0; font-family: var(--font-display); font-size: clamp(36px, 5vw, 58px); letter-spacing: -.06em; }
.section-heading p:last-child { max-width: 42em; margin: 14px 0 0; color: var(--ink-soft); font-size: 14px; line-height: 1.7; }
.secondary-button, .primary-small, .monitor-actions button, .text-button { min-height: 44px; padding: 0 16px; border: 1px solid var(--line-strong); border-radius: 9px; color: var(--ink); background: var(--surface); font-size: 13px; font-weight: 750; cursor: pointer; }
.secondary-button:hover, .monitor-actions button:hover, .text-button:hover { border-color: var(--runway); background: var(--paper); }
.primary-small { border-color: var(--signal); color: #fff; background: var(--signal); }
.primary-small:hover { background: var(--signal-dark); }
.secondary-button:focus-visible, .primary-small:focus-visible, .monitor-actions button:focus-visible, .text-button:focus-visible, .notification-button:focus-visible, .masthead-actions a:focus-visible { outline: 3px solid rgba(213, 87, 56, .32); outline-offset: 2px; }
.monitor-form { margin: 24px 0 8px; padding: 24px; border: 1px solid var(--line-strong); border-radius: 16px; background: var(--surface); }
.monitor-form[hidden] { display: none; }
.monitor-form-grid { display: grid; grid-template-columns: repeat(4, minmax(120px, 1fr)); gap: 14px; }
.monitor-email-field { grid-column: span 2; }
.compact-field { min-width: 0; }
.compact-field span { display: block; margin-bottom: 7px; color: var(--ink-soft); font-size: 12px; font-weight: 700; }
.compact-field input { width: 100%; height: 48px; min-width: 0; padding: 0 12px; border: 1px solid var(--line); border-radius: 9px; outline: 0; color: var(--ink); background: #f9f8f3; }
.compact-field input:focus { border-color: var(--runway); box-shadow: 0 0 0 3px rgba(38, 61, 50, .12); }
.compact-field input:disabled { cursor: not-allowed; color: var(--ink-soft); background: var(--paper); opacity: .72; }
.monitor-rule { margin: 14px 0 0; color: var(--ink-soft); font-size: 12px; }
.monitor-rule span { display: block; margin-top: 6px; overflow-wrap: anywhere; }
.monitor-rule .channel-ready { color: var(--success); }
.form-actions { display: flex; justify-content: flex-end; flex-wrap: wrap; gap: 8px; margin-top: 20px; }
.monitor-status { min-height: 44px; display: flex; align-items: center; color: var(--ink-soft); font-size: 13px; }
.success-text { color: var(--success); }
.error-text { color: var(--signal-dark); }
.monitor-list { display: grid; gap: 12px; }
.monitor-loading, .monitor-empty { min-height: 120px; display: grid; place-items: center; padding: 24px; border: 1px dashed var(--line-strong); border-radius: 14px; color: var(--ink-soft); text-align: center; }
.monitor-card { min-width: 0; display: grid; grid-template-columns: minmax(260px, 1.15fr) minmax(290px, .85fr) auto; gap: 24px; align-items: center; padding: 24px; border: 1px solid var(--line); border-radius: 14px; background: var(--surface); }
.monitor-main { min-width: 0; }
.monitor-title-row { display: flex; align-items: center; flex-wrap: wrap; gap: 8px 12px; }
.monitor-title-row h3 { min-width: 0; margin: 0; font-size: 17px; overflow-wrap: anywhere; }
.status-pill { display: inline-flex; align-items: center; min-height: 26px; padding: 0 9px; border-radius: 999px; color: var(--ink-soft); background: #ecebe6; font-size: 11px; font-weight: 750; white-space: nowrap; }
.status-pill.is-success { color: var(--success); background: rgba(44, 120, 84, .1); }
.status-pill.is-warning { color: var(--warning); background: rgba(154, 97, 32, .1); }
.status-pill.is-danger { color: var(--signal-dark); background: rgba(213, 87, 56, .1); }
.monitor-route { display: flex; align-items: center; flex-wrap: wrap; gap: 8px; margin: 14px 0 0; font-size: 13px; }
.monitor-route span { color: var(--signal); }
.monitor-specs { display: flex; flex-wrap: wrap; gap: 7px 14px; margin-top: 10px; color: var(--ink-soft); font-size: 12px; }
.monitor-specs span + span { position: relative; }
.monitor-specs span + span::before { content: "·"; position: absolute; left: -9px; color: var(--line-strong); }
.monitor-error { margin: 10px 0 0; color: var(--signal-dark); font-size: 12px; line-height: 1.5; }
.monitor-metrics { min-width: 0; display: grid; grid-template-columns: repeat(3, minmax(76px, 1fr)); gap: 12px; }
.monitor-metrics div { min-width: 0; padding-left: 12px; border-left: 1px solid var(--line); }
.monitor-metrics strong { display: block; font-size: 13px; font-variant-numeric: tabular-nums; overflow-wrap: anywhere; }
.monitor-metrics span { display: block; margin-top: 5px; color: var(--ink-soft); font-size: 11px; }
.monitor-actions { display: flex; align-items: center; justify-content: flex-end; flex-wrap: wrap; gap: 6px; }
.monitor-actions button { padding: 0 12px; }
.monitor-actions button:disabled { cursor: wait; opacity: .55; }
.monitor-actions .danger-action { color: var(--signal-dark); }
.notification-panel { margin-top: 48px; padding-top: 24px; border-top: 1px solid var(--line-strong); }
.notification-head { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 16px; }
.notification-head h3 { margin: 0; font-family: var(--font-display); font-size: 24px; }
.notification-head p { margin: 5px 0 0; color: var(--ink-soft); font-size: 12px; }
.text-button { border-color: transparent; background: transparent; }
.notification-list { margin-top: 12px; border-top: 1px solid var(--line); }
.notification-item { display: grid; grid-template-columns: 130px minmax(0, 1fr); gap: 20px; padding: 18px 0; border-bottom: 1px solid var(--line); }
.notification-item time { color: var(--ink-soft); font-size: 12px; font-variant-numeric: tabular-nums; }
.notification-item strong { font-size: 14px; }
.notification-item p, .muted { margin: 6px 0 0; color: var(--ink-soft); font-size: 12px; line-height: 1.6; overflow-wrap: anywhere; }
.notification-copy { display: grid; gap: 8px; margin-top: 7px; }
.notification-copy p { margin: 0; }
.app-deep-link { display: inline-flex; align-items: center; min-height: 34px; margin-left: 6px; padding: 0 10px; border: 1px solid var(--line-strong); border-radius: 7px; color: var(--runway); background: var(--surface); font-weight: 750; text-decoration: none; white-space: nowrap; }
.app-deep-link:hover, .app-deep-link:focus-visible { outline: 0; border-color: var(--runway); background: var(--runway-soft); }

@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; min-height: 0; gap: 48px; padding: 56px 0; }
  .hero-copy { max-width: 620px; }
  .search-panel { max-width: 620px; }
  .calendar-grid { grid-template-columns: 1fr; }
  .weekend-grid { grid-template-columns: 1fr; }
  .monitor-form-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .monitor-card { grid-template-columns: 1fr; gap: 18px; }
  .monitor-actions { justify-content: flex-start; }
}

@media (max-width: 560px) {
  .shell { width: min(100% - 28px, 1180px); padding-bottom: 48px; }
  .masthead { min-height: 66px; }
  .masthead-actions { width: 100%; justify-content: space-between; gap: 4px 12px; padding-bottom: 8px; }
  .masthead-actions .live { min-height: 44px; }
  .hero { padding: 42px 0 48px; gap: 36px; }
  h1 { font-size: clamp(50px, 16vw, 68px); }
  .lede { margin-top: 22px; }
  .search-panel { padding: 20px; border-radius: 18px; }
  .route-fields { grid-template-columns: minmax(0, 1fr) 44px minmax(0, 1fr); gap: 8px; }
  .swap { width: 44px; height: 44px; padding: 11px; }
  .field input { height: 56px; padding: 0 12px; font-size: 21px; }
  .result-head { padding: 24px 0; align-items: flex-start; }
  .result-head h2 { font-size: 25px; }
  .summary { width: 100%; justify-content: space-between; gap: 12px; }
  .day-card { grid-template-columns: 56px minmax(0, 1fr); grid-template-areas: "date route" "date fare" "inventory inventory" "details details"; gap: 12px 16px; padding: 18px 16px; }
  .day-date { padding-right: 12px; }
  .day-date strong { font-size: 30px; }
  .fare { text-align: left; }
  .fare-price { display: inline; margin-right: 8px; }
  .fare-tax { display: inline; }
  .flight-details { grid-column: 1 / -1; }
  .flight-detail-row { grid-template-columns: 64px minmax(0, 1fr) auto; gap: 8px; }
  .flight-side { flex-direction: column; align-items: flex-end; }
  .trip-card { padding: 18px 16px; }
  .trip-segment { grid-template-columns: 36px minmax(0, 1fr) auto; gap: 8px; }
  .monitor-section { padding-top: 64px; }
  .section-heading { align-items: flex-start; }
  .section-heading .secondary-button { width: 100%; }
  .monitor-form { padding: 18px 16px; }
  .monitor-form-grid { grid-template-columns: 1fr; }
  .monitor-email-field { grid-column: span 1; }
  .monitor-card { padding: 18px 16px; }
  .monitor-metrics { grid-template-columns: 1fr; }
  .monitor-metrics div { display: block; }
  .monitor-metrics span { margin-top: 4px; }
  .monitor-actions { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .monitor-actions button { padding: 0 6px; }
  .notification-item { grid-template-columns: 1fr; gap: 7px; }
}

/* Final interaction and density refinements. */
.query-area, .results, .monitor-section { width: 100%; }
.search-panel, .results, .monitor-section { border-radius: 8px; box-shadow: 0 8px 28px rgba(25, 42, 62, .055); }
.query-mode { position: relative; margin: 0 0 16px; }
.query-mode > legend { padding: 0; color: #253140; font-size: 18px; font-weight: 700; }
.mode-options { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0; padding: 3px; border: 1px solid #dfe4ea; border-radius: 8px; background: #f1f4f7; }
.mode-option { min-height: 38px; justify-content: center; padding: 0 12px; border: 0; border-radius: 6px; color: #66717d; background: transparent; box-shadow: none; }
.mode-option + .mode-option { border-left: 1px solid #e0e5ea; }
.mode-option span { font-size: 14px; }
.mode-option.is-active { color: #24303d; background: #fff; box-shadow: 0 1px 4px rgba(25, 42, 62, .1); }
.query-row { display: grid; grid-template-columns: minmax(420px, 1fr) 168px 148px auto; gap: 12px; align-items: end; }
.query-row .route-fields { min-width: 0; grid-template-columns: minmax(0, 1fr) 36px minmax(0, 1fr); gap: 8px; }
.query-row .month-field, .query-row .connection-date-field { margin: 0; }
.query-row .field input { height: 40px; padding: 0 12px; border-radius: 8px; font-size: 14px; }
.query-row .swap { width: 36px; height: 36px; margin: 0 0 2px; padding: 8px; border-radius: 8px; }
.query-row .search-button { min-height: 40px; margin: 0; padding: 0 16px; justify-content: center; gap: 8px; border-radius: 8px; font-size: 14px; }
.query-row .search-button svg { width: 17px; height: 17px; }
.query-row .refresh-option { min-height: 40px; margin: 0; align-items: center; white-space: nowrap; }
.query-area .field small, .query-area .route-catalog-status, .query-area .form-note { display: none !important; }
.empty-state { min-height: 64px; justify-content: flex-start; gap: 10px; padding: 0 20px; color: #7b8692; background: #fafbfc; font-size: 14px; }
.empty-icon { width: 28px; height: 28px; display: grid; place-items: center; border: 1px solid #dfe5eb; border-radius: 50%; color: #98a3ae; background: #fff; font-size: 13px; transform: rotate(-12deg); }
.empty-line { display: none; }

.month-calendar { gap: 0; padding: 0; border-color: #e8edf1; background: #fff; }
.calendar-weekday { border-bottom: 1px solid #e8edf1; background: #f8fafb; }
.calendar-blank, .calendar-day { border: 0; border-right: 1px solid #edf0f3; border-bottom: 1px solid #edf0f3; }
.calendar-day.is-available { background: #f1faf6; box-shadow: inset 0 2px 0 rgba(21, 122, 99, .62); }
.calendar-day.is-sold-out { background: #fff5f3; box-shadow: inset 0 2px 0 rgba(217, 75, 51, .58); }
.calendar-day.is-empty { background: #fafbfc; }
.calendar-open-hint { opacity: 0; }
.calendar-day:hover .calendar-open-hint, .calendar-day:focus-visible .calendar-open-hint { opacity: 1; }
.calendar-day:not(:disabled):hover { background: #eaf2f7; }

.monitor-section { border-radius: 8px; }
.monitor-card { grid-template-columns: minmax(300px, 1.2fr) minmax(280px, .8fr) auto; padding: 18px 20px; border-radius: 8px; background: #fff; overflow: visible; }
.monitor-title-row h3 { font-size: 18px; font-weight: 800; }
.monitor-route { margin-top: 8px; color: #24303d; font-size: 17px; }
.monitor-specs { color: #7a8591; font-size: 12px; }
.monitor-actions { position: relative; flex-wrap: nowrap; gap: 6px; }
.monitor-actions .monitor-primary-action { min-height: 34px; color: #fff; border-color: var(--runway); background: var(--runway); }
.monitor-more { position: relative; }
.monitor-more summary { width: 36px; height: 34px; display: grid; place-items: center; border: 1px solid #d5dce3; border-radius: 6px; color: #596574; background: #fff; font-weight: 800; letter-spacing: 2px; cursor: pointer; list-style: none; }
.monitor-more summary::-webkit-details-marker { display: none; }
.monitor-card:has(.monitor-more[open]) { z-index: 20; }
.monitor-more-menu { position: absolute; z-index: 22; right: 0; bottom: 40px; min-width: 132px; display: grid; padding: 5px; border: 1px solid #dfe4ea; border-radius: 8px; background: #fff; box-shadow: 0 10px 28px rgba(25, 42, 62, .14); }
.monitor-more-menu button { min-height: 34px; justify-content: flex-start; border: 0; text-align: left; }
.monitor-more-menu button:hover { background: #f3f6f8; }
.monitor-more-menu .danger-action { color: #b42318; }

@media (max-width: 980px) {
  .query-row { grid-template-columns: minmax(0, 1fr) 168px 148px; }
  .query-row .refresh-option { grid-column: 1 / -1; min-height: 24px; }
  .monitor-card { grid-template-columns: 1fr; }
  .monitor-actions { justify-content: flex-start; }
}

@media (max-width: 720px) {
  .query-area, .results, .monitor-section { width: calc(100% - 24px); }
  .mode-options { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 3px; }
  .mode-option + .mode-option { border-left: 0; }
  .query-row { grid-template-columns: 1fr; }
  .query-row .refresh-option { grid-column: auto; }
}

/* B2B operations layout: compact, full-width and information-first. */
body { color: #24303d; background: #f4f6f8; font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", sans-serif; }
.shell { width: min(1200px, calc(100% - 40px)); padding-bottom: 40px; }
.masthead { min-height: 60px; border-bottom: 1px solid #dfe4ea; }
.brand { font-size: 14px; letter-spacing: 0; }
.masthead { grid-template-columns: auto minmax(0, 1fr) auto auto; gap: 12px; }
.membership-switch { display: inline-flex; min-width: 0; margin: 0; padding: 3px; border: 1px solid #d7dee6; border-radius: 8px; background: #edf1f5; }
.membership-switch legend { position: absolute; width: 1px; height: 1px; padding: 0; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
.membership-switch label { position: relative; display: block; cursor: pointer; }
.membership-switch input { position: absolute; opacity: 0; pointer-events: none; }
.membership-switch span { min-width: 54px; min-height: 36px; display: grid; place-items: center; padding: 0 10px; border-radius: 6px; color: #657180; font-size: 13px; font-weight: 700; line-height: 1; transition: color 150ms ease, background 150ms ease, box-shadow 150ms ease; }
.membership-switch input:checked + span { color: #24303d; background: #fff; box-shadow: 0 1px 4px rgba(25, 42, 62, .12); }
.membership-switch input:focus-visible + span { outline: 3px solid rgba(220, 70, 48, .22); outline-offset: 1px; }
.masthead-actions { gap: 16px; }
.masthead-actions > a, .account-name, .text-button, .live { font-size: 12px; }
.text-button { min-height: 32px; padding: 0 12px; }

.query-area { width: 100%; margin: 16px auto 0; }
.search-panel { position: relative; padding: 20px; border: 1px solid #e0e5eb; border-radius: 8px; box-shadow: 0 2px 10px rgba(25, 42, 62, .06); }
.query-mode { position: relative; margin: 0 0 16px; }
.query-mode > legend { padding: 0; color: #253140; font-size: 18px; font-weight: 700; }
.query-help { position: absolute; top: -4px; right: 0; width: 28px; height: 28px; display: grid; place-items: center; border-radius: 6px; color: #657180; font-size: 16px; cursor: help; }
.query-help:hover, .query-help:focus-visible { color: var(--runway); background: #eef3f7; outline: none; }
.query-help-tooltip { position: absolute; z-index: 20; top: 34px; right: 0; width: 300px; padding: 12px 14px; border: 1px solid #d8dee6; border-radius: 8px; color: #46515e; background: #fff; box-shadow: 0 8px 24px rgba(21, 38, 58, .14); font-size: 12px; font-weight: 400; line-height: 1.7; opacity: 0; visibility: hidden; transform: translateY(-4px); transition: opacity 150ms ease, transform 150ms ease; pointer-events: none; }
.query-help:hover .query-help-tooltip, .query-help:focus .query-help-tooltip { opacity: 1; visibility: visible; transform: translateY(0); }
.mode-options { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
.mode-option { min-height: 40px; padding: 0 14px; justify-content: flex-start; border-radius: 8px; }
.mode-option span { font-size: 14px; }
.mode-option.is-active { box-shadow: inset 3px 0 0 var(--signal); }

.query-row { display: grid; grid-template-columns: minmax(420px, 1fr) 168px 156px auto; gap: 12px; align-items: end; }
.query-row .route-fields { min-width: 0; grid-template-columns: minmax(0, 1fr) 36px minmax(0, 1fr); gap: 8px; }
.query-row .field > span { margin-bottom: 4px; color: #596574; font-size: 12px; }
.query-row .field input { height: 40px; padding: 0 12px; border-radius: 8px; font-size: 14px; }
.query-row .swap { width: 36px; height: 36px; margin-bottom: 2px; padding: 8px; }
.query-row .month-field, .query-row .connection-date-field { margin: 0; }
.query-row .month-field input, .query-row .connection-date-field input { font-size: 14px; }
.query-row .search-button { min-height: 40px; margin: 0; border-radius: 8px; font-size: 14px; }
.query-row .refresh-option { min-height: 40px; align-items: center; margin: 0; white-space: nowrap; font-size: 12px; }
.query-area .field small, .query-area .route-catalog-status, .query-area .form-note { display: none !important; }

.results { width: 100%; margin: 12px auto 0; border-radius: 8px; box-shadow: 0 2px 10px rgba(25, 42, 62, .05); }
.results .empty-state { min-height: 64px; justify-content: flex-start; padding: 0 20px; color: #7b8692; background: #fafbfc; font-size: 14px; text-align: left; }
.results .empty-line { display: none; }
.result-head { min-height: 72px; padding: 12px 20px; }
.result-head h2 { font-size: 18px; }
.result-head p { font-size: 12px; }

.monitor-section { width: 100%; margin: 16px auto 0; padding: 20px; border-radius: 8px; box-shadow: 0 2px 10px rgba(25, 42, 62, .06); }
.section-heading { gap: 8px 24px; padding-bottom: 16px; }
.section-heading .eyebrow { display: none; }
.section-heading h2 { font-size: 18px; letter-spacing: 0; }
.section-heading p:last-child { margin-top: 6px; color: #7a8591; font-size: 12px; }
.secondary-button, .primary-small, .monitor-actions button { min-height: 32px; padding: 0 12px; border-radius: 6px; font-size: 12px; }
.monitor-card { border-radius: 8px; }
.monitor-actions { gap: 6px; }
.monitor-actions button[data-action="delete"] { color: #b42318; border-color: #f0b8b3; background: #fff; }

@media (max-width: 980px) {
  .query-row { grid-template-columns: minmax(0, 1fr) 168px 156px; }
  .query-row .refresh-option { grid-column: 1 / -1; min-height: 24px; }
}

@media (max-width: 720px) {
  .shell { width: 100%; }
  .query-area, .results, .monitor-section { width: calc(100% - 24px); margin-left: auto; margin-right: auto; }
  .search-panel, .monitor-section { padding: 16px; }
  .query-row { grid-template-columns: 1fr; }
  .query-row .route-fields { grid-template-columns: minmax(0, 1fr) 36px minmax(0, 1fr); }
  .query-row .refresh-option { grid-column: auto; }
  .query-help-tooltip { width: min(300px, calc(100vw - 48px)); }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; transition-duration: .01ms !important; }
}

/* 2026 control-room refresh: compact, operational, flight-first. */
:root {
  --ink: #10243e;
  --ink-soft: #5f7083;
  --paper: #eef3f8;
  --surface: #ffffff;
  --surface-muted: #f6f8fb;
  --line: #dbe3ec;
  --line-strong: #b7c4d1;
  --runway: #163a5f;
  --runway-deep: #0d2742;
  --runway-soft: #dce8f3;
  --signal: #d94b33;
  --signal-dark: #ae3523;
  --success: #157a63;
  --success-soft: #e1f3ed;
  --warning: #9b641b;
  --shadow: rgba(16, 36, 62, .1);
  --focus: rgba(38, 119, 183, .22);
  --on-dark: #f8fbff;
  --on-dark-soft: #b9c9d8;
  --live-accent: #7ee0bd;
  --shadow-strong: rgba(0, 0, 0, .17);
  --radius-panel: 18px;
  --radius-control: 10px;
  --font-display: var(--font-body);
}

body {
  color: var(--ink);
  background: var(--paper);
}

.shell {
  width: min(1240px, calc(100% - 40px));
  padding-bottom: 48px;
}

.masthead {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  min-height: 64px;
  border-bottom-color: var(--line);
}

.brand { color: var(--runway-deep); letter-spacing: .12em; }
.brand-mark { color: var(--signal); }
.masthead-actions { justify-self: end; gap: 6px 18px; }
.masthead-actions > a, .notification-button { color: var(--ink-soft); font-weight: 650; }
.live { justify-self: end; margin-left: 22px; color: var(--success); font-weight: 700; }

.query-area {
  width: min(760px, 100%);
  margin: 18px auto 0;
}

.workspace-tabs {
  width: min(960px, 100%);
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin: 20px auto 0;
  padding: 5px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--surface-muted);
}
.workspace-tab { min-width: 0; min-height: 54px; display: flex; align-items: baseline; justify-content: center; gap: 10px; padding: 0 18px; border: 0; border-radius: 8px; color: var(--ink-soft); background: transparent; cursor: pointer; }
.workspace-tab span { font-size: 16px; font-weight: 800; }
.workspace-tab small { font-size: 11px; }
.workspace-tab.is-active { color: var(--runway-deep); background: var(--surface); box-shadow: 0 2px 8px var(--shadow); }
.workspace-tab:focus-visible { outline: 3px solid var(--focus); outline-offset: 1px; }
.workspace-panel[hidden] { display: none; }

.hero {
  min-height: 0;
  margin-top: 24px;
  padding: 38px 40px;
  grid-template-columns: minmax(280px, .78fr) minmax(500px, 1.22fr);
  gap: clamp(32px, 5vw, 72px);
  align-items: center;
  border: 1px solid var(--runway);
  border-radius: 22px;
  color: var(--on-dark);
  background: var(--runway-deep);
  box-shadow: 0 16px 44px var(--shadow);
}

.hero-copy { align-self: center; }
.hero .eyebrow { margin-bottom: 14px; color: var(--on-dark-soft); letter-spacing: .1em; }
h1 {
  max-width: none;
  color: var(--on-dark);
  font-family: var(--font-body);
  font-size: clamp(40px, 4.5vw, 62px);
  font-weight: 820;
  letter-spacing: -.045em;
  line-height: 1.04;
}
.lede { max-width: 23em; margin-top: 18px; color: var(--on-dark-soft); font-size: 15px; line-height: 1.65; }
.operations-strip {
  width: fit-content;
  max-width: 100%;
  margin: 28px 0 0;
  padding: 10px 12px;
  border: 1px solid rgba(248, 251, 255, .2);
  border-radius: 8px;
  color: var(--on-dark-soft);
  background: rgba(248, 251, 255, .06);
  font-size: 11px;
  font-weight: 750;
  letter-spacing: .08em;
  overflow-wrap: anywhere;
}
.operations-strip span { margin-right: 8px; color: var(--live-accent); }

.search-panel {
  padding: 24px;
  border: 0;
  border-radius: 16px;
  color: var(--ink);
  background: var(--surface);
  box-shadow: 0 16px 36px var(--shadow-strong);
}
.query-mode { margin-bottom: 18px; }
.query-mode legend { color: var(--ink-soft); }
.mode-option { min-height: 56px; border-color: var(--line); border-radius: 9px; background: var(--surface-muted); }
.mode-option.is-active { border-color: var(--runway); background: var(--surface); box-shadow: inset 3px 0 0 var(--signal); }
.route-fields { grid-template-columns: minmax(0, 1fr) 42px minmax(0, 1fr); gap: 10px; }
.field > span { margin-bottom: 6px; font-size: 12px; }
.field input { height: 52px; padding: 0 14px; border-color: var(--line); border-radius: 9px; background: var(--surface-muted); font-size: 21px; }
.field input:focus { border-color: var(--runway); background: var(--surface); box-shadow: 0 0 0 3px var(--focus); }
.field small { margin-top: 5px; }
.swap { width: 42px; height: 42px; padding: 10px; border-color: var(--line); }
.month-field, .connection-date-field { margin-top: 16px; }
.month-field input, .connection-date-field input { font-size: 15px; }
.search-button { min-height: 52px; margin-top: 18px; border-radius: 9px; }
.form-foot { min-height: 38px; }
.form-note { margin-top: 10px; }

.results { width: min(960px, 100%); margin: 18px auto 0; border: 1px solid var(--line); border-radius: 16px; background: var(--surface); overflow: clip; }
.empty-state { min-height: 88px; font-size: 13px; }
.result-head { min-height: 88px; padding: 0 22px; }
.result-head h2 { font-family: var(--font-body); font-size: 24px; }
.calendar-grid, .weekend-grid { padding: 0 16px 16px; }
.day-card, .trip-card { border-radius: 12px; background: var(--surface); }

/* Compact flight board: each card keeps its own height, even beside expanded details. */
.result-head { min-height: 72px; padding: 12px 20px; }
.result-head h2 { font-size: 22px; }
.result-head p { margin-top: 4px; }
.summary { gap: 16px; }
.summary div { min-width: 74px; }
.summary strong { font-size: 21px; }
.calendar-grid { align-items: start; gap: 8px; padding: 0 12px 12px; }
.day-card {
  min-height: 0;
  padding: 14px 16px;
  grid-template-columns: 52px minmax(150px, 1fr) auto;
  gap: 8px 16px;
  align-items: center;
}
.day-date { padding-right: 12px; }
.day-date strong { font-size: 30px; }
.day-date span { margin-top: 6px; }
.day-route { gap: 8px; }
.route-code span { font-size: 17px; }
.route-code b { margin-top: 3px; }
.fare-price { font-size: 21px; }
.fare-tax { margin-top: 2px; }
.inventory { line-height: 1.4; }
.expand-flights { margin-left: 0; }
.flight-details { padding-top: 6px; }
.flight-detail-row { min-height: 44px; padding: 3px 0; }
.single-flight-side { justify-content: flex-start; }
.monitor-flight-button {
  min-width: 64px;
  min-height: 44px;
  padding: 0 14px;
  border: 1px solid var(--runway);
  border-radius: 8px;
  color: var(--runway);
  background: var(--surface);
  font-size: 12px;
  font-weight: 800;
  cursor: pointer;
  transition: color 150ms ease, background-color 150ms ease, border-color 150ms ease;
}
.monitor-flight-button:hover { color: var(--surface); background: var(--runway); }
.monitor-flight-button:active { background: var(--runway-deep); border-color: var(--runway-deep); }
.monitor-flight-button:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; }
.purchase-flight-link {
  min-width: 64px;
  min-height: 44px;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 0 14px;
  border: 1px solid var(--signal);
  border-radius: 8px;
  color: #fff;
  background: var(--signal);
  font-size: 12px;
  font-weight: 800;
  text-decoration: none;
}
.is-mobile-client .purchase-flight-link { display: inline-flex; }
.purchase-flight-link:hover { border-color: var(--signal-dark); background: var(--signal-dark); }
.purchase-flight-link:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; }
.trip-stock { display: grid; justify-items: end; gap: 6px; }
.flight-link-group { display: inline-flex; align-items: center; justify-content: flex-end; flex-wrap: wrap; gap: 6px; }

.monitor-section {
  width: min(960px, 100%);
  margin: 18px auto 0;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--surface);
  scroll-margin-top: 20px;
}
.section-heading { display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: center; gap: 18px 32px; padding-bottom: 20px; border-bottom-color: var(--line); }
.section-heading .eyebrow { margin-bottom: 7px; color: var(--success); font-size: 11px; }
.section-heading h2 { font-family: var(--font-body); font-size: clamp(27px, 3vw, 36px); font-weight: 820; letter-spacing: -.035em; }
.section-heading p:last-child { margin-top: 8px; font-size: 13px; line-height: 1.55; }
.secondary-button, .primary-small, .monitor-actions button, .text-button { border-color: var(--line-strong); border-radius: 8px; background: var(--surface); }
.primary-small { border-color: var(--signal); background: var(--signal); }
.primary-small:disabled { cursor: not-allowed; opacity: .42; filter: saturate(.45); }

.monitor-form { margin: 18px 0 4px; padding: 20px; border-color: var(--line); border-radius: 12px; background: var(--surface-muted); }
.monitor-form-groups { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(320px, .65fr); gap: 14px; align-items: start; }
.monitor-group { min-width: 0; margin: 0; padding: 16px; border: 1px solid var(--line); border-radius: 10px; background: var(--surface); }
.monitor-group legend { padding: 0 7px; color: var(--runway); font-size: 12px; font-weight: 800; letter-spacing: .04em; }
.monitor-form-grid { gap: 12px; }
.monitor-conditions .monitor-form-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.monitor-name-field { grid-column: 1 / -1; }
.notification-method { display: flex; align-items: center; justify-content: space-between; gap: 12px; min-height: 58px; padding: 8px 10px 8px 12px; border: 1px solid var(--line); border-radius: 8px; color: var(--ink-soft); background: var(--surface-muted); font-size: 12px; }
.notification-method span { display: block; color: var(--ink); font-weight: 750; }
.notification-method small { display: block; margin-top: 4px; color: var(--ink-soft); font-size: 10px; line-height: 1.35; }
.channel-action { flex: 0 0 auto; min-height: 34px; padding: 0 10px; border: 1px solid var(--line-strong); border-radius: 7px; color: var(--runway); background: var(--surface); font-size: 11px; font-weight: 750; cursor: pointer; }
.channel-action:disabled { cursor: default; color: var(--success); border-color: var(--line); background: var(--success-soft); }
.monitor-contact-field { margin-top: 14px; }
.monitor-contact-field.is-unavailable { opacity: .62; }
.monitor-contact-field.is-unavailable input { cursor: not-allowed; }
.channel-status-list { display: flex; flex-wrap: wrap; gap: 5px 12px; margin-top: 10px; }
.email-channel-status { margin: 11px 2px 0; color: var(--ink-soft); font-size: 11px; line-height: 1.45; }
.channel-status-list .email-channel-status { margin: 0; }
.email-channel-status.channel-ready { color: var(--success); }
.contact-gate-status { margin: 11px 2px 0; font-size: 11px; line-height: 1.45; }
.contact-gate-status.channel-ready { color: var(--success); }
.contact-gate-status.channel-blocked { color: var(--signal-dark); }
.local-notification-strip { max-width: 420px; margin-top: 12px; }
.compact-field input, .compact-field select { width: 100%; height: 44px; min-width: 0; padding: 0 12px; border: 1px solid var(--line); border-radius: 8px; color: var(--ink); background: var(--surface); }
.compact-field input:focus, .compact-field select:focus { outline: 0; border-color: var(--runway); box-shadow: 0 0 0 3px var(--focus); }
.monitor-rule { margin-top: 12px; line-height: 1.5; }
.form-actions { margin-top: 14px; }
.monitor-status { min-height: 34px; }

.monitor-card {
  position: relative;
  grid-template-columns: minmax(300px, 1.25fr) minmax(250px, .75fr) auto;
  gap: 20px;
  padding: 20px;
  border-color: var(--line);
  border-radius: 12px;
  background: var(--surface-muted);
  overflow: hidden;
}
.monitor-card::before { content: ""; position: absolute; inset: 0 auto 0 0; width: 4px; background: var(--success); }
.monitor-title-row h3 { font-size: 16px; }
.status-pill { border-radius: 6px; background: var(--runway-soft); }
.status-pill.is-success { color: var(--success); background: var(--success-soft); }
.monitor-route { margin-top: 10px; color: var(--runway); font-size: 15px; }
.monitor-specs { margin-top: 8px; }
.monitor-metrics { gap: 0; padding: 12px 4px; border: 1px solid var(--line); border-radius: 8px; background: var(--surface); }
.monitor-metrics div { padding: 0 12px; border: 0; border-left: 1px solid var(--line); border-radius: 0; background: transparent; }
.monitor-metrics div:first-child { border-left: 0; }
.monitor-metrics strong { color: var(--ink); font-size: 14px; line-height: 1.35; }
.monitor-metrics span { margin-top: 4px; }
.monitor-actions { gap: 7px; }
.monitor-actions button { background: var(--surface); }
.monitor-actions button[data-action="edit"] { color: var(--runway); border-color: var(--runway); background: var(--runway-soft); }
.notification-panel { margin-top: 28px; padding-top: 20px; border-top-color: var(--line); }
.notification-head h3 { font-family: var(--font-body); font-size: 20px; }
.notification-list { margin-top: 8px; border-top-color: var(--line); }
.notification-item { grid-template-columns: 108px minmax(0, 1fr); gap: 16px; padding: 14px 0; }

@media (max-width: 1100px) {
  .monitor-card { grid-template-columns: minmax(0, 1fr) minmax(260px, .7fr); }
  .monitor-actions { grid-column: 1 / -1; justify-content: flex-end; }
}

@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; gap: 24px; padding: 30px; }
  .hero-copy { max-width: none; }
  .search-panel { max-width: none; }
  .monitor-form-groups { grid-template-columns: 1fr; }
  .monitor-conditions .monitor-form-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .monitor-card { grid-template-columns: 1fr; gap: 14px; }
  .monitor-actions { grid-column: auto; justify-content: flex-start; }
}

@media (max-width: 560px) {
  .shell { width: 100%; padding-bottom: 28px; }
  .masthead { grid-template-columns: auto minmax(0, 1fr) auto; min-height: 58px; padding: 8px 16px; background: var(--surface); }
  .brand { grid-column: 1; grid-row: 1; }
  .masthead-actions { grid-column: 2; grid-row: 1; width: auto; justify-self: center; justify-content: center; padding-bottom: 0; border-top: 0; }
  .live { grid-column: 3; grid-row: 1; margin-left: 12px; }
  .masthead-actions > a, .notification-button { min-height: 36px; }
  .hero { margin: 12px; padding: 24px 18px 18px; border-radius: 16px; }
  .query-area { width: auto; margin: 12px; }
  .workspace-tabs { width: calc(100% - 24px); margin-top: 12px; }
  .workspace-tab { min-height: 48px; padding: 0 10px; }
  .workspace-tab small { display: none; }
  h1 { font-size: clamp(38px, 12vw, 48px); }
  .lede { margin-top: 12px; }
  .operations-strip { margin-top: 18px; }
  .search-panel { padding: 16px; border-radius: 12px; }
  .route-fields { grid-template-columns: minmax(0, 1fr) 38px minmax(0, 1fr); gap: 7px; }
  .swap { width: 38px; height: 38px; padding: 9px; }
  .field input { height: 48px; padding: 0 10px; font-size: 19px; }
  .results { width: calc(100% - 24px); margin: 12px auto; border-radius: 12px; }
  .result-head { min-height: 0; padding: 16px; }
  .summary { width: 100%; justify-content: space-between; }
  .calendar-grid { padding: 0 8px 8px; }
  .day-card { padding: 13px 12px; grid-template-columns: 46px minmax(0, 1fr) auto; gap: 8px 10px; }
  .day-date { padding-right: 8px; }
  .day-date strong { font-size: 27px; }
  .flight-detail-row { grid-template-columns: 60px minmax(0, 1fr) auto; gap: 6px; }
  .flight-side { gap: 4px 6px; }
  .monitor-flight-button { min-width: 58px; padding: 0 10px; }
  .empty-state { min-height: 72px; padding: 12px; }
  .empty-line { width: 28px; }
  .monitor-section { width: calc(100% - 24px); margin: 12px auto; padding: 20px 16px; border-radius: 14px; }
  .section-heading { grid-template-columns: minmax(0, 1fr) auto; align-items: start; gap: 12px; }
  .section-heading .secondary-button { width: auto; }
  .monitor-form { padding: 16px; }
  .monitor-conditions .monitor-form-grid { grid-template-columns: 1fr; }
  .monitor-card { padding: 17px 14px 15px 18px; }
  .monitor-metrics { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .monitor-metrics div { padding: 0 7px; }
  .monitor-metrics strong { font-size: 12px; }
  .monitor-actions { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .notification-item { grid-template-columns: 1fr; gap: 5px; }
}

/* Public account gate and verified-route controls. */
[hidden] { display: none !important; }

.auth-gate {
  width: min(1040px, calc(100% - 40px));
  min-height: calc(100vh - 40px);
  margin: 20px auto;
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(360px, .85fr);
  align-items: center;
  gap: clamp(40px, 8vw, 100px);
  padding: clamp(36px, 7vw, 84px);
  border: 1px solid var(--runway);
  border-radius: 22px;
  color: var(--on-dark);
  background: var(--runway-deep);
  box-shadow: 0 20px 70px var(--shadow-strong);
}
.auth-intro { min-width: 0; }
.auth-intro .brand { margin-bottom: 72px; color: var(--on-dark); }
.auth-intro .eyebrow { margin-bottom: 18px; color: var(--live-accent); }
.auth-intro h1 { font-size: clamp(42px, 5.4vw, 60px); line-height: 1.08; }
.auth-intro h1 span { display: block; white-space: nowrap; }
.auth-panel {
  min-width: 0;
  padding: 24px;
  border-radius: 16px;
  color: var(--ink);
  background: var(--surface);
  box-shadow: 0 18px 48px rgba(0, 0, 0, .24);
}
.auth-tabs { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; margin-bottom: 22px; padding: 4px; border-radius: 10px; background: var(--surface-muted); }
.auth-tabs button { min-height: 44px; border: 0; border-radius: 7px; color: var(--ink-soft); background: transparent; font-weight: 750; cursor: pointer; }
.auth-tabs button.is-active { color: var(--ink); background: var(--surface); box-shadow: 0 2px 9px var(--shadow); }
.auth-form { display: grid; gap: 15px; }
.auth-form label { display: grid; gap: 7px; color: var(--ink-soft); font-size: 12px; font-weight: 700; }
.auth-form input { width: 100%; min-width: 0; height: 50px; padding: 0 13px; border: 1px solid var(--line); border-radius: 9px; color: var(--ink); background: var(--surface-muted); }
.auth-form input:focus { outline: 0; border-color: var(--runway); background: var(--surface); box-shadow: 0 0 0 3px var(--focus); }
.auth-form .search-button { margin-top: 5px; }
.auth-form > small { color: var(--ink-soft); line-height: 1.5; }
.password-field { position: relative; display: block; }
.password-field input { padding-right: 64px; }
.password-field button { position: absolute; top: 3px; right: 3px; min-width: 54px; height: 44px; border: 0; border-radius: 7px; color: var(--runway); background: transparent; font-size: 12px; font-weight: 750; cursor: pointer; }
.password-field button:hover, .password-field button:focus-visible { outline: 0; background: var(--runway-soft); }
.auth-link { justify-self: end; min-height: 36px; padding: 0; border: 0; color: var(--runway); background: transparent; font-size: 12px; font-weight: 750; cursor: pointer; }
.auth-link:hover, .auth-link:focus-visible { outline: 0; color: var(--signal-dark); text-decoration: underline; }
.auth-form-copy { display: grid; gap: 6px; }
.auth-form-copy strong { font-size: 18px; }
.auth-form-copy p { margin: 0; color: var(--ink-soft); font-size: 12px; line-height: 1.6; }
.auth-status { min-height: 22px; margin: 14px 0 0; color: var(--signal-dark); font-size: 12px; line-height: 1.5; }
.auth-status.is-success { color: var(--success); }
.account-name { color: var(--ink-soft); font-size: 12px; }
#logout { min-height: 44px; cursor: pointer; }

.field { position: relative; }
.route-catalog-status { min-height: 22px; margin: 10px 0 0; color: var(--ink-soft); font-size: 11px; line-height: 1.5; }
.route-catalog-status.is-ready { color: var(--success); }
.route-catalog-status.is-error { color: var(--signal-dark); }
.destination-picker {
  position: absolute;
  z-index: 20;
  top: calc(100% + 8px);
  left: 0;
  right: 0;
  max-height: 280px;
  overflow-y: auto;
  padding: 6px;
  border: 1px solid var(--line-strong);
  border-radius: 10px;
  background: var(--surface);
  box-shadow: 0 18px 40px var(--shadow-strong);
}
.location-picker { width: min(440px, calc(100vw - 32px)); }
#origin-picker { right: auto; }
#destination-picker { right: 0; left: auto; }
.destination-picker-head { position: sticky; z-index: 1; top: -6px; display: flex; align-items: center; justify-content: space-between; gap: 12px; min-height: 44px; padding: 6px 8px; border-bottom: 1px solid var(--line); background: var(--surface); }
.destination-picker-head strong { font-size: 14px; }
.destination-picker-head button { min-width: 50px; min-height: 36px; border: 0; border-radius: 7px; color: var(--runway); background: var(--runway-soft); font-size: 12px; font-weight: 750; cursor: pointer; }
.destination-picker-list { display: grid; gap: 1px; padding-top: 4px; }
.destination-option { width: 100%; min-height: 46px; display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: center; gap: 10px; padding: 7px 10px; border: 0; border-radius: 7px; color: var(--ink); background: transparent; text-align: left; cursor: pointer; }
.destination-option:hover, .destination-option:focus-visible { outline: 0; background: var(--runway-soft); }
.destination-option span { min-width: 0; font-size: 13px; font-weight: 750; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.destination-option small { color: var(--ink-soft); font-variant-numeric: tabular-nums; }
.destination-option.location-city-option,
.destination-option.location-airport-option {
  min-height: 56px;
  grid-template-columns: 52px minmax(0, 1fr) auto;
  gap: 10px;
  padding: 8px 12px;
  border-radius: 0;
}
.location-city-option { border-bottom: 1px solid var(--line); }
.location-type {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  min-height: 30px;
  border-radius: 6px;
  color: var(--runway);
  background: var(--runway-soft);
  font-size: 12px;
  font-weight: 750;
}
.location-copy { min-width: 0; display: block; }
.location-copy strong { display: block; overflow: hidden; color: var(--ink); font-size: 14px; font-weight: 550; text-overflow: ellipsis; white-space: nowrap; }
.location-copy strong b { color: var(--runway); font-weight: 800; }
.location-copy small { display: block; margin-top: 3px; font-size: 11px; }
.destination-option code { color: var(--ink); font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 14px; font-weight: 650; font-variant-numeric: tabular-nums; }
.location-branch { color: var(--ink-soft); font-size: 23px; font-weight: 400; text-align: center; transform: translateY(-2px); }
.location-airport-option.is-child { border-bottom: 1px solid var(--line); }
.location-airport-option.is-child:last-child { border-bottom: 0; }
.destination-picker-empty { margin: 0; padding: 14px 10px; color: var(--ink-soft); font-size: 12px; line-height: 1.5; }

.explore-grid, .connection-grid { display: grid; gap: 10px; padding: 0 16px 16px; }
.explore-card, .connection-card { min-width: 0; display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 12px; padding: 16px; border: 1px solid var(--line); border-radius: 10px; background: var(--surface-muted); }
.explore-card h3, .connection-card h3 { margin: 0; font-size: 17px; }
.explore-card p, .connection-card p { margin: 6px 0 0; color: var(--ink-soft); font-size: 12px; line-height: 1.6; overflow-wrap: anywhere; }
.explore-card strong, .connection-card strong { align-self: center; color: var(--signal-dark); font-variant-numeric: tabular-nums; }

@media (max-width: 760px) {
  .auth-gate { grid-template-columns: 1fr; align-content: center; gap: 28px; padding: 30px; }
  .auth-intro .brand { margin-bottom: 34px; }
  .auth-intro h1 { font-size: clamp(40px, 11vw, 58px); }
}

@media (max-width: 560px) {
  .auth-gate { width: calc(100% - 24px); min-height: calc(100vh - 24px); margin: 12px; padding: 24px 18px; border-radius: 16px; }
  .auth-intro .brand { margin-bottom: 24px; }
  .auth-panel { padding: 18px; border-radius: 12px; }
  .mode-options { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .account-name { display: none; }
  .masthead-actions > a { display: none; }
  #logout { min-height: 36px; }
  .explore-card, .connection-card { grid-template-columns: 1fr; }
  .destination-picker {
    position: absolute;
    top: calc(100% + 8px);
    bottom: auto;
    width: min(360px, calc(100vw - 48px));
    max-height: min(42dvh, 360px);
    padding: 10px;
    border-radius: 14px;
    overscroll-behavior: contain;
  }
  #origin-picker { right: auto; left: 0; }
  #destination-picker { right: 0; left: auto; }
  .destination-picker-head { top: -10px; margin: -2px -2px 2px; padding: 8px 10px; }
  .destination-option { min-height: 50px; }
}

/* Functional compact views: monthly calendar, monitor triggers and timed connections. */
.monitor-event-group { display: grid; gap: 9px; margin-top: 14px; padding-top: 13px; border-top: 1px solid var(--line); }
.monitor-event-group > span { color: var(--ink-soft); font-size: 12px; font-weight: 750; }
.monitor-event-options { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 7px; }
.monitor-event-options label { min-width: 0; min-height: 40px; display: flex; align-items: center; gap: 7px; padding: 7px 9px; border: 1px solid var(--line); border-radius: 7px; color: var(--ink-soft); background: var(--surface-muted); font-size: 11px; line-height: 1.35; cursor: pointer; }
.monitor-event-options label:has(input:checked) { border-color: var(--success); color: var(--ink); background: var(--runway-soft); }
.monitor-event-options input { width: 16px; height: 16px; flex: 0 0 auto; accent-color: var(--success); }
.monitor-event-group > small { color: var(--ink-soft); font-size: 10px; line-height: 1.5; }

.calendar-legend { display: flex; flex-wrap: wrap; gap: 7px 16px; padding: 0 16px 9px; color: var(--ink-soft); font-size: 10px; }
.calendar-legend span { display: inline-flex; align-items: center; gap: 5px; }
.calendar-legend i { width: 8px; height: 8px; border-radius: 2px; background: var(--line-strong); }
.calendar-legend i.is-available { background: var(--success); }
.calendar-legend i.is-sold-out { background: var(--signal); }
.calendar-legend i.is-empty { background: var(--line-strong); }
.calendar-legend i.is-selected { border: 2px solid var(--runway); background: var(--runway-soft); }

.month-calendar { display: grid; grid-template-columns: repeat(7, minmax(0, 1fr)); gap: 1px; padding: 1px; border: 1px solid var(--line); border-radius: 10px; overflow: hidden; background: var(--line); }
.calendar-weekday { min-width: 0; padding: 8px 4px; color: var(--ink-soft); background: var(--surface-muted); font-size: 11px; font-weight: 750; text-align: center; }
.calendar-blank { min-height: 76px; background: var(--surface-muted); }
.calendar-day { position: relative; min-width: 0; min-height: 76px; display: grid; align-content: space-between; gap: 8px; padding: 10px; border: 0; color: var(--ink); background: var(--surface); text-align: left; cursor: pointer; }
.calendar-day strong { font-size: 22px; line-height: 1; font-variant-numeric: tabular-nums; }
.calendar-day span { overflow: hidden; color: var(--ink-soft); font-size: 12px; font-weight: 700; text-overflow: ellipsis; white-space: nowrap; }
.calendar-open-hint { position: absolute; top: 8px; right: 10px; color: var(--ink-soft); font-size: 17px; font-style: normal; font-weight: 500; line-height: 1; opacity: .7; transition: color 150ms ease, opacity 150ms ease; }
.calendar-day:hover .calendar-open-hint { color: var(--runway); opacity: 1; }
.calendar-day.is-selected .calendar-open-hint { visibility: hidden; }
.calendar-day.is-available { box-shadow: inset 0 3px 0 var(--success); }
.calendar-day.is-available span { color: var(--success); }
.calendar-day.is-sold-out { box-shadow: inset 0 3px 0 var(--signal); }
.calendar-day.is-sold-out span { color: var(--signal-dark); }
.calendar-day.is-empty { color: var(--line-strong); background: var(--surface-muted); cursor: default; }
.calendar-day:not(:disabled):hover { position: relative; z-index: 1; background: var(--runway-soft); }
.calendar-day.is-selected { position: relative; z-index: 2; outline: 2px solid var(--runway); outline-offset: -2px; background: var(--runway-soft); }
.calendar-day:focus-visible:not(.is-selected) { position: relative; z-index: 2; outline: 3px solid var(--focus); outline-offset: -3px; }
.calendar-day-detail { grid-column: 1 / -1; width: calc(100% - 24px); max-width: 880px; margin: 10px auto; padding: 16px 20px; border: 1px solid var(--line-strong); border-radius: 10px; background: var(--surface); box-shadow: 0 10px 26px var(--shadow); }
.calendar-detail-head { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 8px 16px; padding-bottom: 9px; border-bottom: 1px solid var(--line); }
.calendar-detail-head > div { display: flex; align-items: baseline; flex-wrap: wrap; gap: 6px 12px; }
.calendar-detail-head span, .calendar-tax-note { color: var(--ink-soft); font-size: 11px; }
.calendar-detail-head button { min-width: 56px; min-height: 36px; padding: 0 12px; border: 1px solid var(--line); border-radius: 7px; color: var(--ink-soft); background: transparent; font-size: 12px; font-weight: 700; cursor: pointer; }
.calendar-detail-head button:hover { border-color: var(--runway); color: var(--runway); background: var(--runway-soft); }
.calendar-tax-note { margin: 8px 0 0; }

.connection-itinerary { min-width: 0; padding: 16px; border: 1px solid var(--line); border-radius: 10px; background: var(--surface); }
.connection-toolbar { display: flex; align-items: center; flex-wrap: wrap; gap: 8px 14px; padding: 0 16px 12px; }
.connection-toolbar label { min-height: 40px; display: inline-flex; align-items: center; gap: 7px; color: var(--ink-soft); font-size: 11px; font-weight: 700; }
.connection-toolbar label > span { flex: 0 0 auto; white-space: nowrap; }
.connection-toolbar select { min-height: 40px; padding: 0 30px 0 10px; border: 1px solid var(--line); border-radius: 7px; color: var(--ink); background: var(--surface); font: inherit; }
.connection-available-filter { padding: 0 10px; border: 1px solid var(--line); border-radius: 7px; background: var(--surface-muted); cursor: pointer; }
.connection-available-filter input { width: 16px; height: 16px; accent-color: var(--success); }
.connection-visible-count { margin-left: auto; color: var(--ink-soft); font-size: 11px; font-variant-numeric: tabular-nums; }
.connection-filter-empty { padding: 24px 16px; border: 1px dashed var(--line-strong); border-radius: 10px; color: var(--ink-soft); text-align: center; }
.connection-filter-empty strong { color: var(--ink); }
.connection-filter-empty p { margin: 6px 0 0; font-size: 11px; line-height: 1.5; }
.connection-itinerary-head { display: flex; align-items: flex-start; justify-content: space-between; flex-wrap: wrap; gap: 8px 14px; padding-bottom: 10px; }
.connection-itinerary-head h3 { margin: 0; font-size: 16px; }
.connection-itinerary-head p { margin: 4px 0 0; color: var(--ink-soft); font-size: 11px; }
.connection-itinerary-head > strong { color: var(--signal-dark); font-variant-numeric: tabular-nums; }
.connection-wait { margin: 0 0 0 36px; padding: 7px 12px; border-left: 2px solid var(--line-strong); color: var(--warning); font-size: 11px; font-weight: 750; }
.connection-total, .result-limit-note { margin: 9px 0 0; color: var(--ink-soft); font-size: 11px; line-height: 1.6; }
.result-limit-note { padding: 0 16px 16px; }

@media (max-width: 560px) {
  .monitor-event-options { grid-template-columns: 1fr; }
  .calendar-weekday { padding: 7px 2px; }
  .calendar-blank, .calendar-day { min-height: 58px; }
  .calendar-day { padding: 7px 5px; }
  .calendar-day strong { font-size: 18px; }
  .calendar-day span { font-size: 11px; }
  .calendar-open-hint { top: 5px; right: 4px; width: 14px; height: 14px; font-size: 12px; }
  .calendar-day-detail { padding: 12px; }
  .connection-itinerary { padding: 13px 12px; }
  .connection-toolbar { align-items: stretch; gap: 6px; padding: 0 12px 10px; }
  .connection-toolbar label { flex: 1 1 calc(50% - 3px); }
  .connection-toolbar label:first-child { flex-basis: 100%; }
  .connection-toolbar label:not(:first-child) { display: grid; grid-template-columns: auto minmax(0, 1fr); }
  .connection-toolbar select { width: 100%; }
  .connection-visible-count { width: 100%; margin: 2px 0 0; }
}

/* Typography refinement: a calmer, more consistent operational hierarchy. */
.brand {
  font-size: 14px;
  letter-spacing: .06em;
}
.masthead-actions > a,
.notification-button,
.account-name,
.live { font-size: 13px; }

.hero { padding: 44px 44px; }
.hero .eyebrow {
  margin-bottom: 12px;
  font-size: 13px;
  letter-spacing: .06em;
}
h1 { font-size: clamp(42px, 4vw, 56px); }
.lede {
  margin-top: 16px;
  font-size: 16px;
  line-height: 1.65;
}
.operations-strip {
  margin-top: 24px;
  font-size: 12px;
  letter-spacing: .03em;
}

.search-panel { padding: 28px; }
.query-mode legend,
.field > span { font-size: 13px; }
.mode-option span { font-size: 15px; }
.mode-option small,
.field small,
.route-catalog-status,
.form-note,
.refresh-option { font-size: 12px; }
.field input { font-size: 20px; }
.month-field input { font-size: 16px; }
.search-button { font-size: 15px; }

.result-head h2 { font-size: 24px; }
.result-head p { font-size: 13px; }
.summary strong { font-size: 22px; }
.summary span { font-size: 12px; }
.calendar-legend { font-size: 11px; }
.calendar-weekday { font-size: 12px; }
.calendar-blank,
.calendar-day { min-height: 82px; }
.calendar-day strong { font-size: 22px; }
.calendar-day span { font-size: 12px; }

@media (max-width: 900px) {
  .hero { padding: 32px; }
}

@media (max-width: 560px) {
  .masthead { grid-template-columns: minmax(0, 1fr) auto auto; column-gap: 10px; }
  .brand { grid-column: 1; grid-row: 1; min-width: 0; font-size: 13px; }
  .live { grid-column: 3; grid-row: 1; margin-left: 0; }
  .masthead-actions {
    grid-column: 2;
    grid-row: 1;
    width: auto;
    justify-self: end;
    justify-content: flex-end;
    padding: 0;
    border: 0;
  }
  .hero { gap: 20px; padding: 24px 18px 18px; }
  h1 { font-size: 40px; }
  .operations-strip { display: none; }
  .search-panel { padding: 18px; }
  .calendar-blank,
  .calendar-day { min-height: 62px; }
  .calendar-day strong { font-size: 18px; }
  .calendar-day span { font-size: 11px; }
}

/* Authoritative B2B layout overrides — keep last in cascade. */
body { color: #24303d; background: #f4f6f8; font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", sans-serif; }
.shell { width: min(1200px, calc(100% - 40px)); padding-bottom: 40px; }
.masthead { min-height: 60px; border-bottom: 1px solid #dfe4ea; }
.brand { font-size: 14px; letter-spacing: 0; }
.query-area, .results, .monitor-section { width: 100%; }
.query-area { margin: 16px auto 0; }
.search-panel, .results, .monitor-section { border: 1px solid #e0e5eb; border-radius: 8px; box-shadow: 0 8px 28px rgba(25, 42, 62, .055); }
.search-panel { padding: 20px; }
.query-mode { position: relative; margin: 0 0 16px; }
.query-mode > legend { padding: 0; color: #253140; font-size: 18px; font-weight: 700; }
.query-help { position: absolute; z-index: 15; top: -4px; right: 0; width: 28px; height: 28px; display: grid; place-items: center; border-radius: 6px; color: #657180; cursor: help; }
.query-help-tooltip { position: absolute; top: 34px; right: 0; width: 300px; padding: 12px 14px; border: 1px solid #d8dee6; border-radius: 8px; color: #46515e; background: #fff; box-shadow: 0 8px 24px rgba(21, 38, 58, .14); font-size: 12px; font-weight: 400; line-height: 1.7; opacity: 0; visibility: hidden; pointer-events: none; }
.query-help:hover .query-help-tooltip, .query-help:focus .query-help-tooltip { opacity: 1; visibility: visible; }
.mode-options { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0; padding: 3px; border: 1px solid #dfe4ea; border-radius: 8px; background: #f1f4f7; }
.mode-option { min-height: 38px; justify-content: center; padding: 0 12px; border: 0; border-radius: 6px; color: #66717d; background: transparent; box-shadow: none; }
.mode-option + .mode-option { border-left: 1px solid #e0e5ea; }
.mode-option span { font-size: 14px; }
.mode-option small { display: none; }
.mode-option.is-active { color: #24303d; background: #fff; box-shadow: 0 1px 4px rgba(25, 42, 62, .1); }
.query-row { display: grid; grid-template-columns: minmax(420px, 1fr) 168px 148px auto; gap: 12px; align-items: end; }
.query-row .route-fields { min-width: 0; grid-template-columns: minmax(0, 1fr) 36px minmax(0, 1fr); gap: 8px; }
.query-row .month-field, .query-row .connection-date-field { margin: 0; }
.query-row .field > span { margin-bottom: 4px; font-size: 12px; }
.query-row .field input { height: 40px; padding: 0 12px; border-radius: 8px; font-size: 14px; }
.query-row .swap { width: 36px; height: 36px; margin: 0 0 2px; padding: 8px; border-radius: 8px; }
.query-row .search-button { min-height: 40px; margin: 0; padding: 0 16px; justify-content: center; gap: 8px; border-radius: 8px; font-size: 14px; }
.query-row .search-button svg { width: 17px; height: 17px; }
.query-row .refresh-option { min-height: 40px; margin: 0; align-items: center; white-space: nowrap; }
.query-area .field small, .query-area .route-catalog-status, .query-area .form-note { display: none !important; }
.results { margin: 12px auto 0; }
.empty-state { min-height: 64px; justify-content: flex-start; gap: 10px; padding: 0 20px; color: #7b8692; background: #fafbfc; font-size: 14px; }
.empty-icon { width: 28px; height: 28px; display: grid; place-items: center; border: 1px solid #dfe5eb; border-radius: 50%; color: #98a3ae; background: #fff; font-size: 13px; transform: rotate(-12deg); }
.empty-line { display: none; }
.month-calendar { gap: 0; padding: 0; border-color: #e8edf1; background: #fff; }
.calendar-weekday { border-bottom: 1px solid #e8edf1; background: #f8fafb; }
.calendar-blank, .calendar-day { border: 0; border-right: 1px solid #edf0f3; border-bottom: 1px solid #edf0f3; }
.calendar-day.is-available { background: #f1faf6; box-shadow: inset 0 2px 0 rgba(21, 122, 99, .62); }
.calendar-day.is-sold-out { background: #fff5f3; box-shadow: inset 0 2px 0 rgba(217, 75, 51, .58); }
.calendar-day.is-empty { background: #fafbfc; }
.calendar-open-hint { opacity: 0; }
.calendar-day:hover .calendar-open-hint, .calendar-day:focus-visible .calendar-open-hint { opacity: 1; }
.monitor-section { margin: 16px auto 0; padding: 20px; }
.section-heading .eyebrow { display: none; }
.section-heading h2 { font-size: 18px; }
.section-heading p:last-child { color: #7a8591; font-size: 12px; }
.monitor-card { grid-template-columns: minmax(300px, 1.2fr) minmax(280px, .8fr) auto; padding: 18px 20px; border-radius: 8px; background: #fff; }
.monitor-title-row h3 { font-size: 18px; font-weight: 800; }
.monitor-route { margin-top: 8px; color: #24303d; font-size: 17px; }
.monitor-specs { color: #7a8591; font-size: 12px; }
.monitor-actions { position: relative; flex-wrap: nowrap; gap: 6px; }
.monitor-actions .monitor-primary-action { min-height: 34px; color: #fff; border-color: var(--runway); background: var(--runway); }
.monitor-more { position: relative; }
.monitor-more summary { width: 36px; height: 34px; display: grid; place-items: center; border: 1px solid #d5dce3; border-radius: 6px; color: #596574; background: #fff; font-weight: 800; letter-spacing: 2px; cursor: pointer; list-style: none; }
.monitor-more summary::-webkit-details-marker { display: none; }
.monitor-more-menu { position: absolute; z-index: 12; top: 40px; right: 0; min-width: 132px; display: grid; padding: 5px; border: 1px solid #dfe4ea; border-radius: 8px; background: #fff; box-shadow: 0 10px 28px rgba(25, 42, 62, .14); }
.monitor-more:not([open]) .monitor-more-menu { display: none; }
.monitor-more-menu button { min-height: 34px; border: 0; text-align: left; }
.monitor-more-menu .danger-action { color: #b42318; }
@media (max-width: 980px) { .query-row { grid-template-columns: minmax(0, 1fr) 168px 148px; } .query-row .refresh-option { grid-column: 1 / -1; min-height: 24px; } .monitor-card { grid-template-columns: 1fr; } }
@media (max-width: 720px) { .shell { width: 100%; } .query-area, .results, .monitor-section { width: calc(100% - 24px); } .mode-options { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 3px; } .mode-option + .mode-option { border-left: 0; } .query-row { grid-template-columns: 1fr; } .query-row .refresh-option { grid-column: auto; } .query-help-tooltip { width: min(300px, calc(100vw - 48px)); } }

/* Keep exposed copy operational: explanations belong in the help tooltip. */
.result-head > div > p,
.calendar-tax-note,
.section-heading .eyebrow,
.section-heading p,
.monitor-rule,
.monitor-event-group > small { display: none !important; }

.explore-grid { padding: 0 12px 12px; }
.explore-card { display: block; padding: 14px; border-radius: 8px; background: #fff; }
.explore-card-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding-bottom: 10px; }
.explore-card-head h3 { margin: 0; font-size: 16px; }
.explore-card-head > strong { color: var(--signal-dark); font-size: 13px; white-space: nowrap; }
.explore-flight-list { display: grid; }
.explore-flight-row { min-width: 0; min-height: 42px; display: grid; grid-template-columns: 150px 72px minmax(110px, 1fr) auto; gap: 10px; align-items: center; border-top: 1px solid #edf0f3; color: #596574; font-size: 12px; }
.explore-flight-row time { font-variant-numeric: tabular-nums; }
.explore-flight-row > strong { color: #24303d; font-size: 13px; }
.explore-flight-row > span { font-variant-numeric: tabular-nums; }
.explore-flight-row .monitor-flight-button { min-width: 52px; min-height: 30px; padding: 0 10px; font-size: 12px; }
.explore-more { border-top: 1px solid #edf0f3; }
.explore-more summary { min-height: 38px; display: flex; align-items: center; color: var(--runway); font-size: 12px; font-weight: 700; cursor: pointer; list-style: none; }
.explore-more summary::-webkit-details-marker { display: none; }
.explore-more summary::after { content: '＋'; margin-left: 6px; font-weight: 500; }
.explore-more[open] summary::after { content: '−'; }
@media (max-width: 620px) { .explore-flight-row { grid-template-columns: minmax(0, 1fr) auto; gap: 4px 10px; padding: 8px 0; } .explore-flight-row time, .explore-flight-row > span { grid-column: 1; } .explore-flight-row > strong, .explore-flight-row .monitor-flight-button { grid-column: 2; grid-row: auto; } }

.explore-trip-list { display: grid; }
.explore-trip-row { display: grid; grid-template-columns: minmax(190px, .8fr) minmax(260px, 1fr) minmax(260px, 1fr); gap: 12px; align-items: center; padding: 10px 0; border-top: 1px solid #edf0f3; }
.explore-trip-date strong { display: block; color: #24303d; font-size: 13px; }
.explore-trip-date span { display: block; margin-top: 4px; color: #7a8591; font-size: 12px; }
.explore-trip-leg { min-width: 0; display: grid; grid-template-columns: 24px minmax(0, 1fr) auto; gap: 8px; align-items: center; color: #596574; font-size: 12px; }
.explore-trip-leg b { width: 22px; height: 22px; display: grid; place-items: center; border-radius: 50%; color: var(--runway); background: var(--runway-soft); font-size: 11px; }
.explore-trip-leg .monitor-flight-button { min-width: 72px; min-height: 30px; padding: 0 8px; font-size: 11px; }
.explore-trip-leg .purchase-flight-link { min-width: 64px; min-height: 30px; padding: 0 8px; font-size: 11px; }
@media (max-width: 900px) { .explore-trip-row { grid-template-columns: 1fr; gap: 7px; } }

.loading-state p { max-width: min(100%, 560px); margin: 0; padding: 0 20px; color: #596574; font-size: 14px; line-height: 1.65; white-space: normal; overflow: visible; text-align: center; text-overflow: clip; overflow-wrap: anywhere; }
@media (max-width: 560px) { .loading-state { min-height: 150px; } .loading-state p { padding: 0 16px; font-size: 14px; } }
@media (max-width: 560px) { .query-row .route-fields { grid-template-columns: 1fr; } .query-row .route-fields .swap { justify-self: center; margin: -2px 0; } }
@media (max-width: 560px) { .query-row .route-fields { grid-template-columns: minmax(0, 1fr) 36px minmax(0, 1fr); gap: 8px; } .query-row .route-fields .swap { justify-self: auto; margin: 0 0 2px; } .query-row .route-fields input { padding: 0 10px; font-size: 14px; } }

.query-row .route-fields { align-items: end; }
.loading-state { min-height: 132px; padding: 24px; }
.query-loader { display: flex; align-items: center; justify-content: center; gap: 7px; }
.query-loader i { width: 8px; height: 8px; border-radius: 50%; background: var(--signal); animation: query-pulse 900ms ease-in-out infinite; }
.query-loader i:nth-child(2) { animation-delay: 120ms; }
.query-loader i:nth-child(3) { animation-delay: 240ms; }
@keyframes query-pulse { 0%, 70%, 100% { opacity: .22; transform: translateY(0); } 35% { opacity: 1; transform: translateY(-5px); } }
@media (prefers-reduced-motion: reduce) { .query-loader i { animation: none; opacity: .55; } }

.monitor-actions { display: flex; flex-wrap: wrap; gap: 6px; }
.monitor-actions > button { min-height: 34px; padding: 0 11px; }
.monitor-actions > .danger-action { color: #b42318; border-color: #f0b8b3; background: #fff; }
@media (max-width: 560px) { .monitor-actions { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); } }

/* Proportion pass: reduce oversized surfaces without changing interaction. */
.monitor-section { padding: 18px 20px; }
.section-heading { padding-bottom: 14px; }
.monitor-form { margin-top: 14px; border-radius: 8px; }
.monitor-group { border-radius: 8px; }
@media (min-width: 981px) {
  .shell { width: min(1120px, calc(100% - 48px)); }
  .calendar-blank, .calendar-day { min-height: 70px; }
  .calendar-day { padding: 9px 10px; }
  .calendar-day strong { font-size: 20px; }
  .monitor-form { padding: 16px; }
  .monitor-form-groups { grid-template-columns: minmax(0, 1.75fr) minmax(300px, .75fr); gap: 12px; }
  .monitor-group { padding: 14px; }
  .monitor-form-grid { gap: 10px 12px; }
  .compact-field input, .compact-field select { height: 40px; }
  .monitor-event-options { gap: 6px; }
  .monitor-event-options label { min-height: 36px; padding: 6px 9px; }
  .channel-status-list { margin-top: 8px; }
  .form-actions { margin-top: 12px; }
}

/* Flight-search layout: navigation first, one continuous trip strip below. */
.search-panel { padding: 0; overflow: visible; }
.query-mode { margin: 0; padding: 16px 20px 0; border-bottom: 1px solid var(--line); }
.query-mode > legend { padding: 0 0 12px; }
.query-help { top: 12px; right: 16px; }
.mode-options {
  margin-right: 36px;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
}
.mode-option {
  position: relative;
  min-height: 44px;
  border-radius: 0;
}
.mode-option + .mode-option { border-left: 0; }
.mode-option.is-active { color: var(--runway); background: transparent; box-shadow: none; }
.mode-option.is-active::after {
  content: '';
  position: absolute;
  right: 18px;
  bottom: -1px;
  left: 18px;
  height: 3px;
  border-radius: 3px 3px 0 0;
  background: var(--signal);
}
.query-row { padding: 20px; grid-template-columns: minmax(440px, 1fr) 168px 148px auto; gap: 12px; }
.query-row .route-fields {
  min-height: 58px;
  grid-template-columns: minmax(0, 1fr) 44px minmax(0, 1fr);
  gap: 0;
  align-items: stretch;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
}
.query-row .route-fields .field { min-width: 0; padding: 8px 14px 7px; }
.query-row .route-fields .field > span { margin: 0; color: var(--ink-soft); font-size: 11px; }
.query-row .route-fields input {
  height: 27px;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  font-size: 16px;
  font-weight: 700;
}
.query-row .route-fields input:focus { box-shadow: none; }
.query-row .route-fields .swap {
  align-self: center;
  z-index: 2;
  width: 34px;
  height: 34px;
  margin: 0;
  border-radius: 50%;
  background: var(--surface);
}
.query-row .month-field,
.query-row .connection-date-field {
  min-height: 58px;
  padding: 8px 12px 7px;
  border: 1px solid var(--line);
  border-radius: 8px;
}
.query-row .month-field > span,
.query-row .connection-date-field > span { margin: 0; color: var(--ink-soft); font-size: 11px; }
.query-row .month-field input,
.query-row .connection-date-field input { height: 27px; padding: 0; border: 0; background: transparent; font-weight: 700; }
.query-row .month-field input:focus,
.query-row .connection-date-field input:focus { box-shadow: none; }
.query-row .search-button { min-height: 58px; }
.query-row .refresh-option { min-height: 58px; }

@media (max-width: 980px) {
  .query-row { grid-template-columns: minmax(0, 1fr) 168px 148px; }
}
@media (max-width: 720px) {
  .query-mode { padding: 14px 14px 0; }
  .mode-options { margin-right: 0; grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .mode-option.is-active::after { right: 10px; left: 10px; }
  .query-row { padding: 14px; grid-template-columns: 1fr; }
  .query-row .route-fields { grid-template-columns: minmax(0, 1fr) 38px minmax(0, 1fr); }
  .query-row .route-fields .field { padding-right: 10px; padding-left: 10px; }
  .query-row .route-fields input { font-size: 14px; }
  .query-row .search-button { min-height: 46px; }
  .query-row .refresh-option { min-height: 24px; }
}

@media (max-width: 560px) {
  .query-row .route-fields {
    grid-template-columns: minmax(0, 1fr) 44px minmax(0, 1fr);
  }
  .query-row .route-fields .swap {
    width: 44px;
    height: 44px;
    padding: 11px;
  }
  .query-row .route-fields input {
    min-width: 0;
    font-size: 16px;
  }
  .destination-option.location-city-option,
  .destination-option.location-airport-option {
    min-height: 56px;
    grid-template-columns: 42px minmax(0, 1fr) auto;
    gap: 8px;
    padding-right: 8px;
    padding-left: 8px;
  }
  .location-type { width: 40px; }
}

/* Real-page correction after authenticated render. */
html, body, .shell { background-image: none !important; }
.query-mode { padding-top: 0; }
.query-mode > legend {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
}
.query-help { top: 8px; }
.mode-options { min-height: 52px; }
.query-row { padding-top: 16px; padding-bottom: 16px; }
@media (max-width: 720px) {
  .query-mode { padding-top: 0; }
  .query-help { top: 8px; }
}

.query-row.is-connection { grid-template-columns: minmax(300px, 1fr) 168px minmax(276px, auto) 124px; }
.connection-settings { min-width: 0; display: grid; grid-template-columns: repeat(2, minmax(132px, 1fr)); gap: 8px; }
.connection-settings[hidden] { display: none; }
.connection-setting { min-width: 0; min-height: 58px; margin: 0; padding: 6px 8px; border: 1px solid var(--line); border-radius: 8px; background: var(--surface); }
.connection-setting > span,
.connection-setting > legend { padding: 0; color: var(--ink-soft); font-size: 11px; line-height: 16px; }
.connection-stepper,.connection-stop-options { min-width: 0; height: 30px; display: grid; grid-template-columns: 32px minmax(38px, 1fr) 32px; align-items: center; margin-top: 1px; border-radius: 6px; background: var(--surface-subtle); }
.connection-stepper b { color: var(--ink); font-size: 12px; font-weight: 750; text-align: center; white-space: nowrap; }
.connection-stepper button,.connection-stop-options button { min-width: 0; height: 30px; padding: 0; border: 0; border-radius: 6px; color: var(--runway); background: transparent; font-size: 14px; font-weight: 750; cursor: pointer; }
.connection-stepper button:hover,.connection-stepper button:focus-visible,.connection-stop-options button:hover,.connection-stop-options button:focus-visible { outline: 0; background: var(--runway-soft); }
.connection-stepper button:disabled { color: var(--ink-muted); cursor: default; opacity: .5; }
.connection-stop-options { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.connection-stop-options button { color: var(--ink-soft); font-size: 13px; }
.connection-stop-options button.is-active { color: #fff; background: var(--runway); box-shadow: 0 1px 2px rgba(11,31,51,.16); }
.connection-stop-options button.is-active:hover,.connection-stop-options button.is-active:focus-visible { color: #fff; background: var(--navy-800); }
@media (max-width: 980px) {
  .query-row.is-connection { grid-template-columns: minmax(0, 1fr) 168px; }
  .query-row.is-connection .connection-settings { grid-column: 1 / -1; }
}
@media (max-width: 720px) {
  .query-row.is-connection { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  .masthead { grid-template-columns: minmax(0, 1fr) auto auto; padding-bottom: 10px; }
  .membership-switch { grid-column: 1 / -1; grid-row: 2; width: 100%; }
  .membership-switch label { flex: 1; }
  .membership-switch span { width: 100%; min-height: 40px; }
}

/* Preview final cascade: component polish intentionally lives last. */
body{color:var(--ui-text);background:#f8fafc;font-size:14px}.shell{max-width:1200px}
.search-panel,.results,.monitor-section,.monitor-card,.calendar-day-detail,.empty-state{border-color:var(--ui-border);border-radius:8px;box-shadow:var(--ui-shadow-sm)}
.query-mode{padding:0 16px}.mode-options{min-height:48px;padding:0;border:0;border-bottom:1px solid var(--ui-border);border-radius:0;background:transparent}
.mode-option{min-height:48px;padding:0 12px;border:0;border-radius:0;color:var(--ui-muted);background:transparent;box-shadow:none;font-size:14px}.mode-option.is-active{color:var(--ui-text);background:transparent;box-shadow:none}.mode-option.is-active::after{height:2px;right:12px;bottom:-1px;left:12px;background:var(--ui-tab)}
.query-row{gap:12px;padding:16px}.route-fields,.query-row .field,.month-field,.connection-duration-control{border-color:var(--ui-border);border-radius:8px;box-shadow:none}.route-fields:hover,.query-row .field:hover,.month-field:hover,.connection-duration-control:hover{border-color:var(--ui-border-hover)}
.query-row .field input,.compact-field input,.compact-field select{border-color:var(--ui-border);border-radius:8px;color:var(--ui-text)}.query-row .field input:hover,.compact-field input:hover,.compact-field select:hover{border-color:var(--ui-border-hover)}
.search-button,.query-row .search-button{border-radius:8px;background:var(--ui-primary);box-shadow:none}.search-button:hover,.query-row .search-button:hover{background:#b91c1c}
.results,.monitor-section{margin-top:16px;padding:16px}.results h2,.section-heading h2{font-size:18px;font-weight:500}.results-summary strong,.result-stat strong,.stat-value{font-size:24px;line-height:1.2}.results-summary span,.result-stat span,.stat-label{color:var(--ui-muted);font-size:14px}
.month-calendar{border:1px solid var(--ui-border);border-radius:8px;overflow:hidden}.calendar-weekday,.calendar-blank,.calendar-day{border:0;border-right:1px solid var(--ui-border);border-bottom:1px solid var(--ui-border)}.calendar-day{min-height:72px;gap:8px;padding:8px;box-shadow:none!important}.calendar-day strong{font-size:18px;font-weight:600}.calendar-day span{font-size:12px}
.calendar-day.is-available{color:#047857;background:#ecfdf5}.calendar-day.is-available span{color:#047857}.calendar-day.is-sold-out{color:#be123c;background:#fff1f2}.calendar-day.is-sold-out span{color:#be123c}.calendar-day.is-empty{color:#9ca3af;background:#f9fafb}.calendar-day.is-empty span{color:#9ca3af}.calendar-day:not(:disabled):hover{background:#f3f4f6}.calendar-day.is-selected{outline:2px solid #64748b;outline-offset:-2px}
.calendar-day-detail{margin:8px auto;padding:16px;border-color:var(--ui-border)}.monitor-card{gap:16px;padding:16px}.monitor-card::before{width:2px}.monitor-card h3{font-size:18px;font-weight:500}.monitor-card p,.monitor-card button{font-size:14px}.monitor-card small,.monitor-meta,.field label,.field>span{color:var(--ui-muted);font-size:12px}.empty-state{min-height:64px;padding:16px;color:var(--ui-muted);background:#f9fafb;font-size:14px}
@media(max-width:720px){.query-area,.results,.monitor-section{width:calc(100% - 16px)}.query-mode{padding:0 12px}.mode-options{grid-template-columns:repeat(2,minmax(0,1fr))}.query-row{gap:12px;padding:12px}.results,.monitor-section{margin-top:12px;padding:12px}.calendar-day{min-height:64px;padding:8px}.calendar-day strong{font-size:16px}.monitor-card{gap:12px;padding:12px}}