/* PTFS ATC Booking — shared styles */

:root {
  --bg: #0b1220;
  --bg-panel: #121b2e;
  --bg-panel-2: #182338;
  --border: #24314a;
  --text: #e7ecf5;
  --text-dim: #9aa8c2;
  --accent: #34d399;       /* radar green */
  --accent-dim: #1f8a63;
  --amber: #f5b942;        /* runway light amber */
  --danger: #ef5b5b;
  --radius: 10px;
  --max-width: 1080px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
}

body {
  background: radial-gradient(circle at 20% -10%, #16213a 0%, var(--bg) 45%) fixed;
  color: var(--text);
  font-family: "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.5;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

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

/* ---------- Header / nav ---------- */

header.site-header {
  border-bottom: 1px solid var(--border);
  background: rgba(11, 18, 32, 0.9);
  backdrop-filter: blur(6px);
  position: sticky;
  top: 0;
  z-index: 10;
}

.nav-wrap {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 14px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: 0.02em;
  color: var(--text);
}

.brand .tag {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--bg);
  background: var(--accent);
  padding: 2px 7px;
  border-radius: 4px;
  text-transform: uppercase;
}

nav.main-nav {
  display: flex;
  gap: 22px;
}

nav.main-nav a {
  color: var(--text-dim);
  font-weight: 500;
  font-size: 0.95rem;
}

nav.main-nav a.active,
nav.main-nav a:hover {
  color: var(--accent);
  text-decoration: none;
}

/* ---------- Layout ---------- */

main {
  flex: 1;
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 40px 20px 60px;
}

footer.site-footer {
  border-top: 1px solid var(--border);
  padding: 22px 20px;
  text-align: center;
  color: var(--text-dim);
  font-size: 0.85rem;
}

/* ---------- Hero ---------- */

.hero {
  text-align: center;
  padding: 50px 10px 30px;
}

.hero h1 {
  font-size: 2.4rem;
  margin: 0 0 12px;
  letter-spacing: 0.01em;
}

.hero p.subtitle {
  color: var(--text-dim);
  font-size: 1.1rem;
  max-width: 620px;
  margin: 0 auto 26px;
}

.hero-actions {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ---------- Buttons ---------- */

.btn {
  display: inline-block;
  padding: 12px 22px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform 0.08s ease, filter 0.15s ease;
}

.btn:hover { filter: brightness(1.1); text-decoration: none; }
.btn:active { transform: translateY(1px); }

.btn-primary {
  background: var(--accent);
  color: #06231a;
}

.btn-secondary {
  background: transparent;
  border-color: var(--border);
  color: var(--text);
}

.btn-danger {
  background: transparent;
  border-color: var(--danger);
  color: var(--danger);
  padding: 6px 12px;
  font-size: 0.8rem;
}

/* ---------- Cards / panels ---------- */

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin: 34px 0;
}

@media (max-width: 780px) {
  .grid-3 { grid-template-columns: 1fr; }
}

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

.card h3 {
  margin-top: 0;
  color: var(--accent);
  font-size: 1.05rem;
}

.card p { color: var(--text-dim); font-size: 0.92rem; margin-bottom: 0; }

.panel {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 24px;
}

.panel h2 {
  margin-top: 0;
  font-size: 1.3rem;
}

.section-title {
  font-size: 1.5rem;
  margin: 0 0 18px;
}

/* ---------- Forms ---------- */

form.booking-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

@media (max-width: 640px) {
  form.booking-form { grid-template-columns: 1fr; }
}

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.field.full { grid-column: 1 / -1; }

label {
  font-size: 0.85rem;
  color: var(--text-dim);
  font-weight: 600;
}

input, select {
  background: var(--bg-panel-2);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 10px 12px;
  border-radius: 8px;
  font-size: 0.95rem;
  font-family: inherit;
}

input:focus, select:focus {
  outline: none;
  border-color: var(--accent);
}

input:disabled, select:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.form-actions {
  grid-column: 1 / -1;
  display: flex;
  gap: 12px;
  align-items: center;
}

.form-msg {
  font-size: 0.88rem;
  font-weight: 600;
}

.form-msg.error { color: var(--danger); }
.form-msg.success { color: var(--accent); }

/* ---------- Bookings table ---------- */

.bookings-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 10px;
}

.bookings-table th,
.bookings-table td {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  font-size: 0.9rem;
}

.bookings-table th {
  color: var(--text-dim);
  font-weight: 600;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.badge {
  display: inline-block;
  padding: 3px 9px;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.badge.takeoff { background: rgba(52, 211, 153, 0.15); color: var(--accent); }
.badge.landing { background: rgba(245, 185, 66, 0.15); color: var(--amber); }

.empty-state {
  color: var(--text-dim);
  font-size: 0.9rem;
  padding: 18px 0;
  text-align: center;
}

.filter-row {
  display: flex;
  gap: 12px;
  align-items: end;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.filter-row .field { min-width: 200px; }

.note {
  font-size: 0.82rem;
  color: var(--text-dim);
  background: var(--bg-panel-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px 14px;
  margin-bottom: 20px;
}

.rules-list {
  padding-left: 20px;
  color: var(--text-dim);
}

.rules-list li { margin-bottom: 10px; }

.rules-list strong { color: var(--text); }

.subtext {
  color: var(--text-dim);
  font-size: 0.85rem;
  margin: 2px 0 0;
}

.btn-small {
  padding: 6px 12px;
  font-size: 0.8rem;
}

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

/* ---------- Booking layout / NATO panel ---------- */

.booking-layout {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 18px;
  align-items: start;
}

@media (max-width: 900px) {
  .booking-layout { grid-template-columns: 1fr; }
}

.booking-form-panel .booking-form {
  grid-template-columns: 1fr 1fr;
}

.inline-field {
  display: flex;
  gap: 8px;
}

.inline-field input {
  flex: 1;
}

.field-hint {
  font-size: 0.78rem;
  color: var(--text-dim);
}

.nato-panel {
  position: sticky;
  top: 90px;
}

.nato-panel h2 {
  margin-top: 0;
  font-size: 1.1rem;
}

.nato-table {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4px 14px;
  margin-top: 12px;
  max-height: 420px;
  overflow-y: auto;
}

.nato-row {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  padding: 4px 0;
  border-bottom: 1px dashed var(--border);
  font-size: 0.88rem;
}

.nato-letter {
  color: var(--accent);
  font-weight: 700;
  width: 18px;
}

.nato-word {
  color: var(--text-dim);
}

/* ---------- Hold rows ---------- */

.row-hold {
  background: rgba(245, 185, 66, 0.05);
}

.badge.hold {
  background: rgba(245, 185, 66, 0.15);
  color: var(--amber);
}

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

/* ---------- Help bot chat ---------- */

.help-panel {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.help-log {
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-height: 420px;
  overflow-y: auto;
  padding: 6px 2px;
}

.chat-msg {
  max-width: 75%;
  padding: 10px 14px;
  border-radius: 12px;
  font-size: 0.92rem;
  line-height: 1.4;
}

.chat-msg a { color: inherit; text-decoration: underline; }

.chat-bot {
  align-self: flex-start;
  background: var(--bg-panel-2);
  border: 1px solid var(--border);
  border-bottom-left-radius: 2px;
}

.chat-user {
  align-self: flex-end;
  background: var(--accent);
  color: #06231a;
  border-bottom-right-radius: 2px;
}

.help-form {
  display: flex;
  gap: 10px;
}

.help-form input {
  flex: 1;
}

.help-suggestions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.help-suggestion {
  background: var(--bg-panel-2);
  border: 1px solid var(--border);
  color: var(--text-dim);
  padding: 8px 12px;
  border-radius: 999px;
  font-size: 0.82rem;
  cursor: pointer;
}

.help-suggestion:hover {
  color: var(--accent);
  border-color: var(--accent-dim);
}

/* ---------- Reviews ---------- */

.star-picker {
  display: flex;
  gap: 4px;
  font-size: 1.6rem;
  color: var(--border);
}

.star-input {
  cursor: pointer;
  transition: color 0.1s ease;
}

.star-input.filled {
  color: var(--amber);
}

.avg-stars {
  color: var(--amber);
  font-size: 1.2rem;
  margin-right: 6px;
}

.reviews-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-top: 14px;
}

.review-card {
  padding: 16px 18px;
}

.review-header {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 6px;
}

.review-stars {
  color: var(--amber);
  font-size: 1rem;
}

.review-name {
  font-weight: 600;
  color: var(--text);
}

.review-date {
  color: var(--text-dim);
  font-size: 0.8rem;
  margin-left: auto;
}

.review-text {
  color: var(--text-dim);
  margin: 0;
  font-size: 0.92rem;
}