:root {
  --bg: #0b1020;
  --bg-rail: #0f1530;
  --bg-panel: #131b3a;
  --bg-panel-2: #1a2347;
  --bg-input: #0d1430;
  --border: #29345f;
  --border-soft: #1f2848;
  --text: #e7ecff;
  --text-dim: #9aa6d6;
  --text-mute: #6f7bb0;
  --accent: #4dd0a8;
  --accent-2: #60a5fa;
  --warn: #ffb84d;
  --bad: #ff6b6b;
  --good: #4dd0a8;
  --pill-bg: #1d2a55;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 15px;
  line-height: 1.5;
  min-height: 100vh;
}

a { color: var(--accent-2); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ---------- Top bar ---------- */
.topbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 28px;
  border-bottom: 1px solid var(--border);
  background: linear-gradient(180deg, #0d1330 0%, #0b1020 100%);
  position: sticky;
  top: 0;
  z-index: 5;
}
.brand { display: flex; align-items: center; gap: 14px; }
.logo {
  font-size: 28px;
  width: 44px; height: 44px;
  display: grid; place-items: center;
  background: var(--bg-panel-2);
  border: 1px solid var(--border);
  border-radius: 10px;
}
.brand-name { font-size: 20px; font-weight: 700; letter-spacing: 0.2px; }
.brand-tag { font-size: 13px; color: var(--text-dim); }
.topbar-pills { display: flex; flex-wrap: wrap; gap: 8px; }
.pill {
  font-size: 12px;
  padding: 6px 12px;
  border-radius: 999px;
  background: var(--pill-bg);
  border: 1px solid var(--border);
  color: var(--text-dim);
  letter-spacing: 0.4px;
  text-transform: uppercase;
  font-weight: 600;
}
.pill-live { color: var(--accent); border-color: rgba(77, 208, 168, 0.4); }
.pill-deadline { color: var(--warn); border-color: rgba(255, 184, 77, 0.4); }

/* ---------- Layout ---------- */
.layout {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 24px;
  padding: 24px 28px;
  max-width: 1480px;
  margin: 0 auto;
}
.rail {
  position: sticky;
  top: 96px;
  align-self: start;
  background: var(--bg-rail);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 18px;
}
.rail-title { font-size: 14px; margin: 0 0 4px; color: var(--text); letter-spacing: 0.4px; text-transform: uppercase; }
.rail-sub { font-size: 13px; color: var(--text-dim); margin: 0 0 14px; }
.rail-list { list-style: none; padding: 0; margin: 0 0 16px; display: flex; flex-direction: column; gap: 8px; }
.rail-list li button {
  width: 100%;
  text-align: left;
  background: var(--bg-panel);
  border: 1px solid var(--border-soft);
  color: var(--text);
  padding: 10px 12px;
  border-radius: 10px;
  cursor: pointer;
  font: inherit;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.rail-list li button:hover { border-color: var(--accent-2); }
.rail-list li button.is-active {
  border-color: var(--accent);
  background: rgba(77, 208, 168, 0.08);
}
.rail-list .scn-label { font-size: 13px; font-weight: 600; }
.rail-list .scn-route { font-size: 12px; color: var(--text-mute); }
.rail-card {
  background: var(--bg-panel);
  border: 1px solid var(--border-soft);
  border-radius: 10px;
  padding: 12px 14px;
  font-size: 12.5px;
  color: var(--text-dim);
}
.rail-card-title { font-weight: 700; color: var(--text); margin-bottom: 6px; font-size: 13px; }

/* ---------- Content ---------- */
.content { display: flex; flex-direction: column; gap: 20px; min-width: 0; }

.persona-card {
  background: linear-gradient(135deg, #182350 0%, #0f1738 100%);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 22px 24px;
}
.persona-card h1 { margin: 0 0 6px; font-size: 22px; }
.persona-card p.headline { color: var(--text-dim); margin: 0 0 18px; font-size: 14px; }
.persona-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}
.persona-stats > div {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-soft);
  border-radius: 10px;
  padding: 10px 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.stat-label { font-size: 11px; text-transform: uppercase; letter-spacing: 0.5px; color: var(--text-mute); }
.stat-value { font-size: 16px; font-weight: 600; color: var(--text); }

/* ---------- Panels ---------- */
.panel {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 22px 24px;
}
.panel-header { display: flex; align-items: flex-start; gap: 14px; margin-bottom: 16px; }
.step-num {
  flex: 0 0 36px;
  height: 36px;
  display: grid; place-items: center;
  border-radius: 10px;
  background: rgba(96, 165, 250, 0.15);
  color: var(--accent-2);
  font-weight: 700;
  border: 1px solid rgba(96, 165, 250, 0.4);
}
.panel-header h2 { margin: 0; font-size: 17px; }
.panel-header p { margin: 4px 0 0; color: var(--text-dim); font-size: 13.5px; }

/* Step 1 — Verdict */
.verdict-grid {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 18px;
}
.verdict-card {
  border-radius: 12px;
  padding: 18px;
  text-align: center;
  border: 1px solid var(--border-soft);
  background: var(--bg-panel-2);
  display: flex;
  flex-direction: column;
  gap: 6px;
  justify-content: center;
}
.verdict-card.qualifies { border-color: rgba(77, 208, 168, 0.55); background: rgba(77, 208, 168, 0.08); }
.verdict-card.does-not { border-color: rgba(255, 107, 107, 0.45); background: rgba(255, 107, 107, 0.07); }
.verdict-card.carve-out { border-color: rgba(255, 184, 77, 0.5); background: rgba(255, 184, 77, 0.08); }
.verdict-icon { font-size: 36px; line-height: 1; }
.verdict-label { font-size: 13px; text-transform: uppercase; letter-spacing: 0.6px; color: var(--text-dim); }
.verdict-headline { font-size: 17px; font-weight: 700; }
.verdict-amount { font-size: 22px; font-weight: 700; color: var(--accent); margin-top: 4px; }
.verdict-card.does-not .verdict-amount { color: var(--bad); }
.verdict-card.carve-out .verdict-amount { color: var(--warn); }

.verdict-detail h3 { margin: 0 0 8px; font-size: 14px; color: var(--text); }
.verdict-detail .why-list { margin: 0; padding: 0; list-style: none; display: flex; flex-direction: column; gap: 8px; }
.verdict-detail .why-list li {
  font-size: 13.5px;
  color: var(--text-dim);
  padding-left: 22px;
  position: relative;
}
.verdict-detail .why-list li::before {
  content: "›";
  position: absolute;
  left: 6px;
  top: -1px;
  color: var(--accent-2);
  font-weight: 700;
}
.verdict-detail .citation {
  display: block;
  margin-top: 12px;
  font-size: 12px;
  color: var(--text-mute);
  font-style: italic;
}

/* Step 2 — Voucher trick */
.trick-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13.5px;
}
.trick-table th, .trick-table td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border-soft);
  text-align: left;
  vertical-align: top;
}
.trick-table th {
  font-size: 11px;
  text-transform: uppercase;
  color: var(--text-mute);
  letter-spacing: 0.5px;
  font-weight: 600;
}
.trick-table .col-yours { color: var(--bad); font-weight: 600; }
.trick-table .col-cash { color: var(--accent); font-weight: 600; }
.trick-table tr:last-child td { border-bottom: none; }
.airline-line {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
  padding: 10px 14px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-soft);
  border-radius: 10px;
}
.airline-name { font-weight: 700; }
.compliance-badge {
  font-size: 11px;
  padding: 3px 8px;
  border-radius: 999px;
  border: 1px solid var(--border);
  font-weight: 600;
  letter-spacing: 0.4px;
}
.compliance-badge.good { color: var(--good); border-color: rgba(77, 208, 168, 0.5); background: rgba(77, 208, 168, 0.08); }
.compliance-badge.warn { color: var(--warn); border-color: rgba(255, 184, 77, 0.5); background: rgba(255, 184, 77, 0.08); }
.compliance-badge.bad { color: var(--bad); border-color: rgba(255, 107, 107, 0.5); background: rgba(255, 107, 107, 0.08); }
.audit-note { font-size: 12.5px; color: var(--text-dim); }

/* Step 3 — Letter */
.letter-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 18px;
}
.letter-output {
  border: 1px solid var(--border-soft);
  background: var(--bg-input);
  border-radius: 10px;
  padding: 16px 18px;
  font-family: "SF Mono", "Cascadia Code", Menlo, Consolas, monospace;
  font-size: 12.5px;
  line-height: 1.55;
  color: var(--text);
  white-space: pre-wrap;
  min-height: 320px;
  overflow: auto;
  max-height: 540px;
}
.letter-controls { display: flex; flex-direction: column; gap: 12px; }
.letter-controls label { font-size: 12px; text-transform: uppercase; color: var(--text-mute); letter-spacing: 0.5px; }
.letter-controls input[type="text"], .letter-controls input[type="email"] {
  width: 100%;
  padding: 9px 12px;
  font: inherit;
  background: var(--bg-input);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 8px;
}
.letter-controls input:focus { outline: none; border-color: var(--accent-2); }
.letter-toggle { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--text-dim); }
.btn-row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 6px; }
.btn {
  padding: 10px 14px;
  font: inherit;
  font-weight: 600;
  border-radius: 9px;
  border: 1px solid var(--border);
  background: var(--bg-panel-2);
  color: var(--text);
  cursor: pointer;
}
.btn:hover { border-color: var(--accent-2); }
.btn-primary {
  background: var(--accent);
  color: #051a13;
  border-color: var(--accent);
}
.btn-primary:hover { filter: brightness(1.05); }
.btn-ghost { background: transparent; }
.copied-flash { font-size: 12px; color: var(--accent); margin-left: 4px; }

/* Step 4 — Deadline tracker */
.deadline-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}
.deadline-card {
  background: var(--bg-panel-2);
  border: 1px solid var(--border-soft);
  border-radius: 12px;
  padding: 14px 16px;
}
.deadline-card h4 { margin: 0 0 8px; font-size: 13px; color: var(--text-dim); text-transform: uppercase; letter-spacing: 0.5px; }
.deadline-date { font-size: 17px; font-weight: 700; }
.deadline-sub { font-size: 12.5px; color: var(--text-mute); margin-top: 4px; }
.deadline-card.warn { border-color: rgba(255, 184, 77, 0.5); }
.deadline-card.bad { border-color: rgba(255, 107, 107, 0.5); }

.dot-fallback {
  margin-top: 16px;
  padding: 14px 16px;
  border-radius: 10px;
  background: rgba(96, 165, 250, 0.08);
  border: 1px solid rgba(96, 165, 250, 0.3);
  font-size: 13px;
  color: var(--text-dim);
}
.dot-fallback strong { color: var(--text); }

/* Footer */
footer.footer {
  padding: 22px 28px 36px;
  text-align: center;
  color: var(--text-mute);
  font-size: 12px;
  max-width: 1480px;
  margin: 0 auto;
}
footer.footer a { color: var(--text-dim); }

/* Responsive */
@media (max-width: 1100px) {
  .layout { grid-template-columns: 1fr; }
  .rail { position: static; }
  .verdict-grid, .letter-grid { grid-template-columns: 1fr; }
  .persona-stats { grid-template-columns: repeat(2, 1fr); }
  .deadline-grid { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
  .topbar { padding: 12px 16px; }
  .layout { padding: 16px; }
  .panel, .persona-card { padding: 16px 18px; }
}