:root {
  --sand: #fdf6ec;
  --sea: #1b6f78;
  --sea-dark: #0f4a52;
  --coral: #ff7a59;
  --ink: #23343a;
  --muted: #6d7c82;
  --card: #ffffff;
  --border: #e6dcc8;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--sand);
  color: var(--ink);
}

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

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.9rem 1.5rem;
  background: var(--sea-dark);
  color: white;
}
.topbar .brand { color: white; font-weight: 700; font-size: 1.2rem; }
.topbar nav a, .topbar nav .link-button {
  color: #e7f4f2;
  margin-left: 1.1rem;
  font-size: 0.95rem;
}
.link-button {
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
  font: inherit;
}

.content {
  max-width: 1080px;
  margin: 0 auto;
  padding: 1.75rem 1.25rem 4rem;
}

h1, h2, h3 { color: var(--sea-dark); }

.flashes { list-style: none; padding: 0; margin: 0 0 1.25rem; }
.flash { padding: 0.7rem 1rem; border-radius: 8px; margin-bottom: 0.5rem; }
.flash-success { background: #e2f4e6; color: #1e6b32; }
.flash-error { background: #fbe3e0; color: #9c2b1f; }
.flash-info { background: #e6f0f5; color: #275a78; }

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.25rem;
  margin-bottom: 1.25rem;
}

form.stacked label { display: block; margin: 0.75rem 0 0.25rem; font-weight: 600; }
form.stacked input, form.stacked select, form.stacked textarea {
  width: 100%;
  padding: 0.55rem 0.7rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  font: inherit;
}
form.inline { display: inline; }

button, .button {
  background: var(--coral);
  color: white;
  border: none;
  padding: 0.6rem 1.1rem;
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
  margin-top: 0.9rem;
}
button.secondary, .button.secondary { background: var(--sea); }
button.danger, .button.danger { background: #c0392b; }

.trip-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1rem;
}
.trip-card {
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--border);
  background: var(--card);
}
.trip-card img { width: 100%; height: 160px; object-fit: cover; display: block; background: #ddd; }
.trip-card .meta { padding: 0.75rem; }
.trip-card .meta small { color: var(--muted); }

.photo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 0.6rem;
}
.photo-grid img { width: 100%; height: 160px; object-fit: cover; border-radius: 8px; display: block; }
.photo-tile { position: relative; }
.photo-tile .badge {
  position: absolute; top: 6px; left: 6px;
  font-size: 0.7rem; padding: 0.15rem 0.45rem; border-radius: 999px;
  background: rgba(0,0,0,0.6); color: white;
}
.photo-tile input[type="checkbox"] { position: absolute; top: 6px; right: 6px; width: 18px; height: 18px; }

table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 0.5rem 0.6rem; border-bottom: 1px solid var(--border); }
.stat-row { display: flex; gap: 1rem; flex-wrap: wrap; }
.stat { background: var(--card); border: 1px solid var(--border); border-radius: 10px; padding: 1rem 1.4rem; }
.stat .num { font-size: 1.8rem; font-weight: 700; color: var(--sea-dark); }
.pill { display: inline-block; padding: 0.15rem 0.55rem; border-radius: 999px; font-size: 0.78rem; }
.pill-public { background: #e2f4e6; color: #1e6b32; }
.pill-private { background: #f2e7d8; color: #8a5a13; }
code { background: #f1ece0; padding: 0.15rem 0.4rem; border-radius: 4px; }