* { box-sizing: border-box; margin: 0; padding: 0; }
:root {
  --green: #1f6f4a;
  --bg: #f5f7f9;
  --text: #24303c;
  --muted: #7a8794;
  --border: #e3e8ee;
  --danger: #d64545;
}
html, body { height: 100%; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--text); background: var(--bg); -webkit-tap-highlight-color: transparent;
}
#app { display: flex; flex-direction: column; height: 100vh; height: 100dvh; }

/* 顶栏 */
#topbar { display: flex; align-items: center; gap: 8px; padding: 8px 12px; background: #fff; border-bottom: 1px solid var(--border); position: relative; z-index: 20; }
#topbar h1 { flex: 1; font-size: 17px; font-weight: 600; text-align: center; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.btn { border: 1px solid var(--border); background: #fff; color: var(--text); border-radius: 8px; padding: 7px 12px; font-size: 14px; cursor: pointer; }
.btn:disabled { opacity: .35; cursor: default; }
.btn.primary { background: var(--green); border-color: var(--green); color: #fff; width: 100%; font-weight: 600; }
.btn.danger { color: var(--danger); border-color: #f0c9c9; }
.btn.mini { padding: 3px 8px; font-size: 12px; }

/* 搜索 */
#searchbar { position: relative; z-index: 15; padding: 8px 12px; background: #fff; border-bottom: 1px solid var(--border); }
#search { width: 100%; padding: 9px 12px; border: 1px solid var(--border); border-radius: 10px; font-size: 14px; }
#search-results { display: none; position: absolute; left: 12px; right: 12px; top: 52px; background: #fff; border: 1px solid var(--border); border-radius: 10px; max-height: 60vh; overflow: auto; box-shadow: 0 8px 24px rgba(0,0,0,.12); z-index: 30; }
#search-results.show { display: block; }
.sr-item { padding: 10px 14px; cursor: pointer; border-bottom: 1px solid #f0f3f6; display: flex; justify-content: space-between; }
.sr-item:last-child { border-bottom: none; }
.sr-item:active { background: #f0f6f3; }
.sr-sub { color: var(--muted); font-size: 12px; }
.sr-empty { padding: 14px; color: var(--muted); text-align: center; }

/* 地图 */
#map { flex: 1; min-height: 0; }

/* 统计条 */
#stats { display: flex; background: #fff; border-top: 1px solid var(--border); padding: 8px 0; }
.stat { flex: 1; text-align: center; }
.stat span { display: block; font-size: 20px; font-weight: 700; color: var(--green); }
.stat label { font-size: 11px; color: var(--muted); }

/* 面板 */
#mask { position: fixed; inset: 0; background: rgba(0,0,0,.35); opacity: 0; pointer-events: none; transition: opacity .2s; z-index: 40; }
#mask.show { opacity: 1; pointer-events: auto; }
.panel { position: fixed; top: 0; right: 0; height: 100vh; height: 100dvh; width: 92vw; width: min(440px, 92vw); background: #fff; box-shadow: -8px 0 30px rgba(0,0,0,.18); z-index: 50; display: none; flex-direction: column; }
.panel.open { display: flex; }
.panel-head { display: flex; align-items: center; padding: 12px 16px; border-bottom: 1px solid var(--border); }
.panel-head span { flex: 1; font-size: 16px; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
#panel-body { flex: 1; overflow-y: auto; padding: 14px 16px; }

.loc { color: var(--muted); font-size: 12px; margin-bottom: 12px; }
.rec-form label { display: block; font-size: 12px; color: var(--muted); margin-bottom: 8px; }
.rec-form .row { display: flex; gap: 10px; }
.rec-form .row label { flex: 1; }
.rec-form input, .rec-form textarea { width: 100%; padding: 9px 10px; border: 1px solid var(--border); border-radius: 8px; font-size: 14px; font-family: inherit; margin-top: 4px; }
.rec-form textarea { resize: vertical; }
.preview { display: flex; flex-wrap: wrap; gap: 6px; margin: 6px 0 10px; }
.thumb { width: 64px; height: 64px; object-fit: cover; border-radius: 6px; border: 1px solid var(--border); }

.divider { margin: 18px 0 10px; color: var(--muted); font-size: 12px; text-align: center; border-top: 1px solid var(--border); padding-top: 12px; }
.cards { display: flex; flex-direction: column; gap: 10px; }
.empty { color: var(--muted); text-align: center; padding: 30px 0; font-size: 13px; }
.card { border: 1px solid var(--border); border-radius: 10px; padding: 12px; }
.card-head { display: flex; align-items: center; gap: 8px; margin-bottom: 6px; }
.card-date { font-weight: 600; font-size: 13px; color: var(--green); }
.card-loc { flex: 1; font-size: 12px; color: var(--muted); }
.card-title { font-size: 15px; font-weight: 600; margin-bottom: 4px; }
.card-event { font-size: 13px; color: #445; white-space: pre-wrap; }
.card-imgs { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.card-imgs .thumb { width: 72px; height: 72px; }

.toolbar { display: flex; gap: 8px; }
.toolbar .btn { flex: 1; }
#import-file { display: none; }

/* 图片大图查看器 */
#lightbox { position: fixed; inset: 0; background: rgba(0,0,0,.93); z-index: 100; display: none; align-items: center; justify-content: center; }
#lightbox.show { display: flex; }
.lb-top { position: absolute; top: 0; left: 0; right: 0; display: flex; align-items: center; justify-content: space-between; padding: 12px 16px; z-index: 2; }
#lb-count { color: #fff; font-size: 14px; }
#lb-close { background: rgba(255,255,255,.18); border-color: transparent; color: #fff; }
#lb-img { max-width: 100vw; max-height: 100vh; object-fit: contain; }
.lb-nav { position: absolute; top: 50%; transform: translateY(-50%); z-index: 2; width: 44px; height: 44px; border: none; border-radius: 50%; background: rgba(255,255,255,.14); color: #fff; font-size: 26px; line-height: 1; cursor: pointer; }
#lb-prev { left: 12px; }
#lb-next { right: 12px; }
.lb-nav.hidden { display: none; }