* { box-sizing: border-box; margin: 0; padding: 0; }
:root {
  --ink: #1c1c1e;
  --muted: #6e6e73;
  --bg: #f4f4f6;
  --card: #ffffff;
  --line: #e3e3e8;
  --accent: #1c1c1e;
  --fl: #e8590c;
  --fl-bg: #fff0e6;
  --la: #1971c2;
  --la-bg: #e7f1fb;
  --radius: 14px;
}
html { -webkit-text-size-adjust: 100%; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--ink);
  min-height: 100vh;
  min-height: 100dvh;
}
.wrap { max-width: 640px; margin: 0 auto; padding: 16px 16px 60px; }
a { color: inherit; text-decoration: none; }

header.top {
  display: flex; align-items: center; justify-content: space-between;
  padding: 8px 0 16px;
}
header.top h1 { font-size: 22px; letter-spacing: -0.02em; }
header.top .sub { color: var(--muted); font-size: 13px; margin-top: 2px; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  background: var(--accent); color: #fff; border: none; border-radius: 12px;
  font-size: 16px; font-weight: 600; padding: 14px 18px; cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}
.btn.secondary { background: #fff; color: var(--ink); border: 1px solid var(--line); }
.btn.small { font-size: 14px; padding: 9px 14px; border-radius: 10px; }
.btn:disabled { opacity: 0.5; }
.btn.block { width: 100%; }

.chips { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 16px; }
.chip {
  background: var(--card); border: 1px solid var(--line); border-radius: 999px;
  padding: 6px 12px; font-size: 13px; font-weight: 600; color: var(--muted);
}
.chip b { color: var(--ink); }
.chip.fl { background: var(--fl-bg); border-color: transparent; color: var(--fl); }
.chip.fl b { color: var(--fl); }
.chip.la { background: var(--la-bg); border-color: transparent; color: var(--la); }
.chip.la b { color: var(--la); }

.searchbar {
  display: flex; align-items: center; background: var(--card);
  border: 1px solid var(--line); border-radius: 12px; padding: 0 12px; margin-bottom: 12px;
}
.searchbar input {
  flex: 1; border: none; outline: none; font-size: 16px; padding: 14px 8px; background: transparent;
}
.searchbar svg { flex-shrink: 0; color: var(--muted); }

.results { margin-bottom: 16px; }
.result {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  background: var(--card); border: 1px solid var(--line); border-radius: 12px;
  padding: 12px 14px; margin-bottom: 8px;
}
.result .lbl { font-weight: 600; font-size: 15px; }
.result .where { color: var(--muted); font-size: 13px; margin-top: 2px; }

.dest-tag {
  font-size: 12px; font-weight: 700; border-radius: 999px; padding: 4px 10px; white-space: nowrap;
}
.dest-tag.FL { background: var(--fl-bg); color: var(--fl); }
.dest-tag.LA { background: var(--la-bg); color: var(--la); }
.dest-tag.none { background: #ececf0; color: var(--muted); }

.boxgrid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.boxcard {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 14px; display: block;
}
.boxcard .num { font-size: 20px; font-weight: 800; letter-spacing: -0.02em; }
.boxcard .name { font-size: 14px; color: var(--ink); margin: 4px 0 8px; min-height: 18px;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.boxcard .name.empty { color: var(--muted); font-style: italic; }
.boxcard .meta { display: flex; align-items: center; justify-content: space-between; }
.boxcard .count { font-size: 12px; color: var(--muted); }

.section-title { font-size: 15px; font-weight: 700; margin: 20px 0 10px; color: var(--muted);
  text-transform: uppercase; letter-spacing: 0.04em; font-size: 12px; }

.card {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 16px; margin-bottom: 12px;
}

.field label { display: block; font-size: 12px; font-weight: 700; color: var(--muted);
  text-transform: uppercase; letter-spacing: 0.04em; margin-bottom: 6px; }
.field input[type=text] {
  width: 100%; font-size: 17px; padding: 12px; border: 1px solid var(--line);
  border-radius: 10px; outline: none; background: #fafafa;
}
.field input[type=text]:focus { border-color: var(--ink); background: #fff; }

.seg { display: flex; gap: 8px; }
.seg button {
  flex: 1; padding: 14px 8px; border-radius: 12px; border: 1.5px solid var(--line);
  background: #fff; font-size: 15px; font-weight: 700; cursor: pointer; color: var(--muted);
  -webkit-tap-highlight-color: transparent;
}
.seg button.on-FL { background: var(--fl); border-color: var(--fl); color: #fff; }
.seg button.on-LA { background: var(--la); border-color: var(--la); color: #fff; }

.photo-card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden; margin-bottom: 12px; }
.photo-card img { width: 100%; display: block; max-height: 340px; object-fit: cover; }
.photo-card .body { padding: 12px 14px; }
.photo-card .summary { font-size: 14px; color: var(--muted); margin-bottom: 10px; }
.itemchips { display: flex; flex-wrap: wrap; gap: 6px; }
.itemchip {
  background: #f1f1f4; border-radius: 999px; padding: 6px 12px; font-size: 13px; font-weight: 600;
  display: inline-flex; align-items: center; gap: 6px;
}
.itemchip .x { color: var(--muted); font-weight: 800; cursor: pointer; padding: 0 2px; }
.photo-card .actions { display: flex; justify-content: flex-end; padding: 0 14px 12px; }
.linkbtn { background: none; border: none; color: #c0392b; font-size: 13px; font-weight: 600; cursor: pointer; padding: 6px; }

.uploading { display: flex; align-items: center; gap: 10px; padding: 16px; color: var(--muted); font-size: 14px; }
.spinner {
  width: 18px; height: 18px; border: 2.5px solid var(--line); border-top-color: var(--ink);
  border-radius: 50%; animation: spin 0.8s linear infinite; flex-shrink: 0;
}
@keyframes spin { to { transform: rotate(360deg); } }

.overlay {
  position: fixed; inset: 0; background: rgba(20,20,22,0.55); display: flex;
  align-items: center; justify-content: center; z-index: 100; padding: 24px;
  backdrop-filter: blur(4px); -webkit-backdrop-filter: blur(4px);
}
.overlay .panel {
  background: #fff; border-radius: 18px; padding: 28px 22px; width: 100%; max-width: 340px;
  text-align: center;
}
.overlay h2 { font-size: 19px; margin-bottom: 6px; }
.overlay p { color: var(--muted); font-size: 14px; margin-bottom: 18px; }
.overlay input {
  width: 100%; font-size: 26px; letter-spacing: 0.4em; text-align: center; padding: 12px;
  border: 1.5px solid var(--line); border-radius: 12px; outline: none; margin-bottom: 12px;
}
.overlay .err { color: #c0392b; font-size: 13px; min-height: 18px; margin-bottom: 6px; }

.toast {
  position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%);
  background: var(--ink); color: #fff; padding: 12px 20px; border-radius: 999px;
  font-size: 14px; font-weight: 600; z-index: 200; max-width: 90vw; text-align: center;
}
.empty-note { color: var(--muted); font-size: 14px; text-align: center; padding: 24px 0; }
.backlink { display: inline-flex; align-items: center; gap: 6px; color: var(--muted);
  font-size: 15px; font-weight: 600; padding: 8px 0; }