@import url('https://fonts.googleapis.com/css2?family=Oswald:wght@500;700&family=Inter:wght@400;500;600&display=swap');

:root {
  --night: #0B1215;
  --pitch-shadow: #12211B;
  --pitch-green: #2E7D46;
  --floodlight: #F5F2E9;
  --amber: #F2A93B;
  --critical: #E15252;
  --line: rgba(245, 242, 233, 0.12);
  --radius: 10px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--night);
  color: var(--floodlight);
  font-family: 'Inter', system-ui, sans-serif;
  min-height: 100vh;
}

.header {
  padding: 20px 16px 14px;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, var(--pitch-shadow), transparent);
}

.header h1 {
  font-family: 'Oswald', sans-serif;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-size: 1.5rem;
  margin: 0 0 4px;
}

.header p {
  margin: 0;
  color: rgba(245, 242, 233, 0.65);
  font-size: 0.85rem;
}

.container {
  max-width: 640px;
  margin: 0 auto;
  padding: 16px;
}

/* ---- Fan chat UI ---- */

.controls-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}

.controls-row select,
.controls-row label {
  font-family: 'Inter', sans-serif;
  font-size: 0.8rem;
  background: var(--pitch-shadow);
  color: var(--floodlight);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 8px 10px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.controls-row select {
  appearance: none;
}

.chat-log {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 12px;
  min-height: 200px;
}

.msg {
  padding: 10px 14px;
  border-radius: var(--radius);
  max-width: 85%;
  font-size: 0.92rem;
  line-height: 1.4;
  animation: rise 0.2s ease-out;
}

@keyframes rise {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

.msg.user {
  align-self: flex-end;
  background: var(--pitch-green);
  color: var(--floodlight);
}

.msg.bot {
  align-self: flex-start;
  background: var(--pitch-shadow);
  border: 1px solid var(--line);
}

.msg.bot.error {
  border-color: var(--critical);
}

.chat-input-row {
  display: flex;
  gap: 8px;
  position: sticky;
  bottom: 12px;
}

.chat-input-row input {
  flex: 1;
  background: var(--pitch-shadow);
  border: 1px solid var(--line);
  color: var(--floodlight);
  border-radius: var(--radius);
  padding: 12px 14px;
  font-size: 0.95rem;
}

.chat-input-row input:focus {
  outline: 2px solid var(--pitch-green);
  outline-offset: 1px;
}

button {
  font-family: 'Inter', sans-serif;
  font-weight: 600;
  background: var(--pitch-green);
  color: var(--floodlight);
  border: none;
  border-radius: var(--radius);
  padding: 12px 18px;
  cursor: pointer;
  font-size: 0.9rem;
}

button:hover { filter: brightness(1.1); }
button:focus-visible, select:focus-visible { outline: 2px solid var(--amber); outline-offset: 2px; }

.quick-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}

.quick-actions button {
  background: transparent;
  border: 1px solid var(--pitch-green);
  font-weight: 500;
  font-size: 0.8rem;
  padding: 8px 12px;
}

/* ---- Staff dashboard ---- */

.briefing-card {
  background: var(--pitch-shadow);
  border: 1px solid var(--line);
  border-left: 4px solid var(--amber);
  border-radius: var(--radius);
  padding: 16px;
  margin-bottom: 18px;
  font-size: 0.92rem;
  line-height: 1.5;
}

.briefing-card h2 {
  font-family: 'Oswald', sans-serif;
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin: 0 0 8px;
  color: var(--amber);
}

.gate-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 12px;
  margin-bottom: 20px;
}

.gate-card {
  background: var(--pitch-shadow);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 12px;
}

.gate-card .gate-name {
  font-size: 0.82rem;
  font-weight: 600;
  margin-bottom: 8px;
}

/* Signature element: floodlight intensity bars representing congestion */
.floodlight-bars {
  display: flex;
  align-items: flex-end;
  gap: 3px;
  height: 40px;
  margin-bottom: 8px;
}

.floodlight-bars .bar {
  flex: 1;
  background: var(--line);
  border-radius: 2px 2px 0 0;
  transition: height 0.3s ease, background 0.3s ease;
}

.gate-card .meta {
  font-size: 0.72rem;
  color: rgba(245, 242, 233, 0.6);
  display: flex;
  justify-content: space-between;
}

.status-tag {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  padding: 2px 7px;
  border-radius: 4px;
  margin-top: 6px;
}

.status-clear { background: rgba(46, 125, 70, 0.25); color: #8fd6a4; }
.status-moderate { background: rgba(242, 169, 59, 0.2); color: var(--amber); }
.status-busy { background: rgba(242, 169, 59, 0.3); color: var(--amber); }
.status-critical { background: rgba(225, 82, 82, 0.25); color: #ff9b9b; }

.incident-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.incident-list li {
  background: var(--pitch-shadow);
  border: 1px solid var(--line);
  border-left: 3px solid var(--critical);
  border-radius: var(--radius);
  padding: 10px 12px;
  margin-bottom: 8px;
  font-size: 0.85rem;
}

.incident-list li.medium { border-left-color: var(--amber); }

.refresh-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
}

.refresh-row span {
  font-size: 0.75rem;
  color: rgba(245, 242, 233, 0.5);
}

.nav-link {
  font-size: 0.8rem;
  color: var(--amber);
  text-decoration: none;
}

.visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
}

.msg.bot p {
  margin: 0 0 6px;
}
.msg.bot p:last-child {
  margin-bottom: 0;
}
.msg.bot ul {
  margin: 4px 0;
  padding-left: 18px;
}
.msg.bot li {
  margin-bottom: 3px;
}
.msg.bot strong {
  color: var(--floodlight);
}

.msg.typing {
  display: flex;
  gap: 4px;
  align-items: center;
  padding: 14px 16px;
}
.msg.typing .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: rgba(245, 242, 233, 0.5);
  animation: typing-bounce 1s infinite ease-in-out;
}
.msg.typing .dot:nth-child(2) { animation-delay: 0.15s; }
.msg.typing .dot:nth-child(3) { animation-delay: 0.3s; }

@keyframes typing-bounce {
  0%, 60%, 100% { transform: translateY(0); opacity: 0.5; }
  30% { transform: translateY(-4px); opacity: 1; }
}

button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.briefing-card p {
  margin: 0 0 6px;
}
.briefing-card p:last-child {
  margin-bottom: 0;
}
.briefing-card ul {
  margin: 4px 0;
  padding-left: 18px;
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
}