/* =========================
   Camping Alert – Light UI
   ========================= */

:root {
  --bg: #f0f9ff;
  --fg: #1f2937;
  --muted: #6b7280;

  --brand: #0077b6;
  --brand-hover: #023e8a;
  --ok: #198754;
  --warn: #f59e0b;
  --danger: #dc3545;

  --card-bg: #ffffff;
  --card-ring: #e5e7eb;

  --ring: 0 0 0 4px rgba(13,110,253,.15);
  --shadow-sm: 0 1px 3px rgba(0,0,0,.08);
  --shadow-md: 0 6px 20px rgba(0,0,0,.08);

  --radius-sm: 8px;
  --radius-md: 12px;

  --spacing-1: .5rem;
  --spacing-2: .75rem;
  --spacing-3: 1rem;
  --spacing-4: 1.25rem;

  --font: system-ui, -apple-system, Segoe UI, Roboto, Arial, Helvetica, sans-serif;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  padding: env(safe-area-inset-top) var(--spacing-3) env(safe-area-inset-bottom);
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font);
  line-height: 1.45;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2 {
  text-align: center;
  color: var(--brand);
  margin: 0 0 var(--spacing-3);
}

section {
  background: var(--card-bg);
  padding: var(--spacing-3);
  margin: 0 0 1.5rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--card-ring);
}

.row { display: flex; gap: var(--spacing-2); flex-wrap: wrap; }

input[type="text"],
input[type="email"],
input[type="time"],
textarea,
#location,
#chat-input,
#chatInput {
  width: 100%;
  padding: 10px 12px;
  margin: .5rem 0;
  border: 1px solid var(--card-ring);
  border-radius: var(--radius-sm);
  background: #fff;
  color: #111;
  font-size: 1rem;
}

input:focus,
textarea:focus {
  outline: none;
  box-shadow: var(--ring);
  border-color: transparent;
}

button {
  background-color: var(--brand);
  color: #fff;
  border: none;
  padding: 10px 16px;
  font-size: 1rem;
  cursor: pointer;
  border-radius: var(--radius-sm);
  transition: transform .06s ease, background .15s ease-in-out;
  box-shadow: 0 2px 10px rgba(0,0,0,.08);
}
button:hover { background-color: var(--brand-hover); }
button:active { transform: translateY(1px); }
button:disabled { opacity: .6; cursor: not-allowed; }

.btn-ghost { background:#eef2ff; color:#1e3a8a; }
.btn-danger { background: var(--danger); }

.weather-card {
  background: linear-gradient(180deg, #f0f8ff 0%, #ffffff 100%);
  padding: 15px;
  margin: 20px auto;
  border-radius: var(--radius-md);
  max-width: 520px;
  box-shadow: var(--shadow-md);
  text-align: center;
  border: 1px solid var(--card-ring);
}
.weather-card input { flex: 1 1 220px; min-width: 0; }
.weather-card .row { justify-content: center; }

#flood-risk,
#result {
  margin-top: 10px;
  font-weight: bold;
  font-size: 1rem;
  color: #b00020;
}

#campChat {
  border: 1px solid var(--card-ring);
  background: var(--card-bg);
  box-shadow: var(--shadow-sm);
  max-width: 680px;
  margin-inline: auto;
}

#chatBox {
  height: 220px;
  overflow-y: auto;
  border: 1px solid var(--card-ring);
  padding: 10px;
  background: #fff;
  margin-bottom: 10px;
  text-align: left;
  border-radius: var(--radius-sm);
  scroll-behavior: smooth;
  -webkit-overflow-scrolling: touch;
}

#chatBox div {
  padding: 8px 10px;
  margin: 6px 0;
  border-radius: 12px;
  background: #e8f8ff;
  font-size: 14px;
  word-wrap: break-word;
  box-shadow: var(--shadow-sm);
}

#map {
  height: 300px;
  border-radius: var(--radius-md);
  margin-top: 1rem;
  border: 1px solid var(--card-ring);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

#campersMap {
  height: 300px;
  border-radius: var(--radius-md);
  margin-top: 1rem;
  border: 1px solid var(--card-ring);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

#step-count, #gps, #heading {
  font-weight: 600;
  margin-top: .5rem;
}

#stepChart { margin-top: 20px; }

#chat-window {
  border: 1px solid var(--card-ring);
  border-radius: var(--radius-sm);
  padding: 10px;
  background: #fff;
  height: 250px;
  overflow-y: auto;
  margin-bottom: 1rem;
  -webkit-overflow-scrolling: touch;
}

.user-message, .ai-message {
  padding: 8px 10px;
  margin: 6px 0;
  border-radius: 12px;
  max-width: 88%;
  box-shadow: var(--shadow-sm);
}
.user-message {
  margin-left: auto;
  background: #caf0f8;
  text-align: right;
}
.ai-message {
  margin-right: auto;
  background: #d0f0c0;
  text-align: left;
}

#activity-list {
  list-style: none;
  padding: 0;
  margin: 0;
}
#activity-list li {
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  padding: 10px 12px;
  border: 1px solid var(--card-ring);
  border-radius: var(--radius-sm);
  background: #fff;
  margin-bottom: 10px;
  box-shadow: var(--shadow-sm);
}

footer {
  text-align: center;
  margin: 16px 0;
}
#install-btn {
  border-radius: 999px;
  padding: 10px 16px;
}

.hidden { display:none !important; }
.center { text-align:center; }

/* Scrollbars */
#chatBox::-webkit-scrollbar,
#chat-window::-webkit-scrollbar,
body::-webkit-scrollbar { width: 10px; height: 10px; }
#chatBox::-webkit-scrollbar-thumb,
#chat-window::-webkit-scrollbar-thumb,
body::-webkit-scrollbar-thumb {
  background: rgba(0,0,0,.2);
  border-radius: 8px;
}

:focus-visible {
  outline: none;
  box-shadow: var(--ring);
}

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

@media (max-width: 720px) {
  body { padding: var(--spacing-2); }
  button,
  .weather-card button,
  #floodBtn,
  #askBtn { width: 100%; margin-top: .5rem; }
  #chatInput { width: 100%; margin-bottom: .5rem; }
  #campChat { width: 100%; }
  .row { gap: var(--spacing-1); }
}

.sos-pin { font-size: 20px; line-height: 24px; }
.camper-pin {
  width: 38px; height: 38px;
  border-radius: 50%;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0,0,0,.25);
  border: 2px solid #fff;
}
.camper-pin img {
  width: 100%; height: 100%; object-fit: cover; display: block;
}