:root {
  --green: #0f6a45;
  --green2: #148a5c;
  --bg: #f4f7f5;
  --card: #fff;
  --ink: #173027;
  --muted: #5b7468;
  --danger: #b42318;
  --ok: #067647;
  --line: #d7e4dc;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "Segoe UI", system-ui, sans-serif;
  background: var(--bg);
  color: var(--ink);
}
a { color: var(--green); }
.top {
  background: linear-gradient(90deg, var(--green), var(--green2));
  color: #fff;
  padding: 14px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}
.top a { color: #fff; text-decoration: none; font-weight: 600; }
.wrap { max-width: 1100px; margin: 0 auto; padding: 20px; }
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 18px;
  margin-bottom: 16px;
}
.flash { padding: 10px 12px; border-radius: 8px; margin-bottom: 14px; }
.flash.error { background: #fde8e6; color: var(--danger); }
.flash.success { background: #e7f6ee; color: var(--ok); }
label { display: block; font-size: 13px; margin: 10px 0 4px; color: var(--muted); }
input, select, textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  font: inherit;
}
input[type="checkbox"] { width: auto; padding: 0; }
.btn {
  display: inline-block;
  border: 0;
  background: var(--green);
  color: #fff;
  padding: 10px 16px;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 600;
  text-decoration: none;
}
.btn.gray { background: #5b7468; }
.btn.red { background: var(--danger); }
.row { display: flex; gap: 12px; flex-wrap: wrap; }
.row > * { flex: 1; min-width: 180px; }
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 10px;
}
.grid img { width: 100%; height: 150px; object-fit: cover; border-radius: 8px; display: block; }
.photo-pick { position: relative; cursor: pointer; }
.photo-pick input { position: absolute; inset: 0; opacity: 0; cursor: pointer; }
.photo-pick.sel img { outline: 3px solid var(--green); }
.muted { color: var(--muted); font-size: 13px; }
.qrbox { text-align: center; }
.qrbox img { width: 220px; height: 220px; background: #fff; padding: 8px; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 8px; border-bottom: 1px solid var(--line); font-size: 14px; }
.guest-hero { text-align: center; padding: 24px 8px; }
#video { width: 100%; max-width: 360px; border-radius: 12px; background: #000; }
canvas { display: none; }
.bar {
  display: none;
  height: 10px;
  background: #e6eee9;
  border-radius: 99px;
  overflow: hidden;
  margin: 10px 0 6px;
}
.bar > span {
  display: block;
  height: 100%;
  width: 0;
  background: var(--green);
  transition: width .15s linear;
}
.admin-top { background: linear-gradient(90deg, #12263a, #1b3a57); }
.tiles { display: grid; grid-template-columns: repeat(auto-fill, minmax(210px, 1fr)); gap: 12px; }
.tile {
  display: block;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
  text-decoration: none;
  color: inherit;
}
.tile h3 { margin: 0 0 6px; }
.stat { font-size: 28px; font-weight: 700; color: var(--green); }
label input[type="checkbox"] { margin-right: 8px; }