* { box-sizing: border-box; }
:root {
  --green: #2e7d32;
  --green-d: #1b5e20;
  --ink: #1f2430;
  --muted: #6b7280;
  --line: #e3e6ec;
  --bg: #f5f6f8;
  --jimac: #d32f2f;
  --svod: #1565c0;
  --kominek: #ef6c00;
  --vedeni: #2e9b34;
}
html, body { margin: 0; height: 100%; }
body { font: 14px/1.45 system-ui, "Segoe UI", Roboto, sans-serif; color: var(--ink); background: var(--bg); }

.appbar { display: flex; align-items: baseline; gap: 14px; padding: 12px 18px; background: var(--green-d); color: #fff; }
.appbar .brand { font-size: 18px; font-weight: 700; }
.appbar .sub { font-size: 12.5px; opacity: .85; }

.layout { display: flex; height: calc(100% - 48px); }
.sidebar { width: 250px; flex: 0 0 250px; background: #fff; border-right: 1px solid var(--line); overflow: auto; padding: 10px; }
.main { flex: 1; overflow: auto; padding: 16px 20px; }

.proj-title { font-size: 12px; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); margin: 8px 6px 4px; }
.obj-item { padding: 8px 10px; border-radius: 8px; cursor: pointer; color: var(--ink); }
.obj-item:hover { background: #eef4ee; }
.obj-item.active { background: var(--green); color: #fff; font-weight: 600; }

.obj-header h2 { margin: 0 0 2px; font-size: 20px; }
.obj-header .meta { color: var(--muted); font-size: 13px; }

.tabs { display: flex; gap: 4px; margin: 14px 0 0; border-bottom: 1px solid var(--line); }
.tab { padding: 8px 14px; cursor: pointer; border: 1px solid transparent; border-bottom: none; border-radius: 8px 8px 0 0; color: var(--muted); }
.tab.active { background: #fff; color: var(--green-d); font-weight: 600; border-color: var(--line); }
.tab-content { background: #fff; border: 1px solid var(--line); border-top: none; border-radius: 0 0 10px 10px; padding: 16px; }

table.fakta { width: 100%; border-collapse: collapse; }
table.fakta th, table.fakta td { text-align: left; vertical-align: top; padding: 7px 8px; border-bottom: 1px solid var(--line); }
table.fakta th { width: 200px; color: var(--muted); font-weight: 600; }

.galerie { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 12px; }
.galerie img { width: 100%; border-radius: 8px; border: 1px solid var(--line); cursor: zoom-in; }

ul.dok { list-style: none; padding: 0; margin: 0; }
ul.dok li { padding: 9px 10px; border: 1px solid var(--line); border-radius: 8px; margin-bottom: 8px; display: flex; gap: 10px; align-items: center; }
.tag { font-size: 11px; padding: 2px 8px; border-radius: 999px; background: #eef; color: #335; }
.tag.revize { background: #fdecec; color: #a33; }
.tag.dokument { background: #eef4ee; color: var(--green-d); }
.tag.vykres { background: #eef; color: #335; }

/* Editor */
.editor-toolbar { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; margin-bottom: 10px; }
.tool { padding: 7px 11px; border: 1px solid var(--line); background: #fff; border-radius: 8px; cursor: pointer; font-size: 13px; }
.tool.active { background: var(--green); color: #fff; border-color: var(--green); }
.tool.akce { margin-left: 6px; }
.tool.primary { background: var(--green-d); color: #fff; border-color: var(--green-d); }
.spacer { flex: 1; }
.counts { font-size: 12.5px; color: var(--muted); display: flex; gap: 12px; flex-wrap: wrap; }
.counts b { color: var(--ink); }
.legenda { font-size: 12px; color: var(--muted); margin: 6px 0 10px; display: flex; gap: 16px; flex-wrap: wrap; }
.legenda span::before { content: "●"; margin-right: 5px; font-size: 14px; }
.lg-j::before { color: var(--jimac); } .lg-s::before { color: var(--svod); }
.lg-k::before { color: var(--kominek); } .lg-v::before { color: var(--vedeni); }

.provenance { margin: 6px 0 12px; border: 1px solid var(--line); border-radius: 8px; overflow: hidden; }
.prov-title { font-size: 12px; font-weight: 600; color: var(--muted); padding: 7px 10px; background: #fafbfc; border-bottom: 1px solid var(--line); }
.prov-row { display: grid; grid-template-columns: 90px 44px 1fr; gap: 8px; align-items: center; padding: 6px 10px; font-size: 12.5px; border-bottom: 1px solid var(--line); }
.prov-row:last-child { border-bottom: none; }
.prov-name { font-weight: 600; }
.prov-pocet { text-align: right; font-variant-numeric: tabular-nums; color: var(--ink); }
.prov-stav { color: var(--muted); }
.prov-ok .prov-stav { color: var(--green-d); }
.prov-info { background: #eef3fb; } .prov-info .prov-stav { color: #2257a8; }
.prov-warn { background: #fff8ec; } .prov-warn .prov-stav { color: #b06a00; }
.prov-bad { background: #fdeceb; } .prov-bad .prov-stav { color: #b3261e; font-weight: 600; }
.prov-bad .prov-name::after { content: " ❗"; }

.svg-wrap { border: 1px solid var(--line); border-radius: 8px; overflow: auto; background: #fafafa; max-height: 68vh; }
svg.editor { width: 100%; height: auto; display: block; touch-action: none; }
svg.editor image { user-select: none; -webkit-user-drag: none; }
.hint { font-size: 12.5px; color: var(--muted); margin-top: 8px; }

.toast { position: fixed; bottom: 18px; left: 50%; transform: translateX(-50%) translateY(20px); background: #222; color: #fff; padding: 10px 16px; border-radius: 8px; opacity: 0; transition: .25s; pointer-events: none; }
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ===== přihlášení ===== */
.login-screen { position: fixed; inset: 0; display: grid; place-items: center; background: var(--bg); z-index: 50; }
.login-screen[hidden] { display: none; }   /* jinak display:grid přebíjí atribut hidden a overlay zůstane přes appku */
.login-box { background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 26px 28px; width: 320px; box-shadow: 0 8px 30px rgba(0,0,0,.08); }
.login-brand { font-size: 22px; font-weight: 700; color: var(--green-d); }
.login-sub { color: var(--muted); font-size: 13px; margin: 2px 0 16px; }
.login-box label { display: block; font-size: 12.5px; color: var(--muted); margin-bottom: 10px; }
.login-box input { display: block; width: 100%; margin-top: 4px; padding: 9px 10px; border: 1px solid var(--line); border-radius: 8px; font-size: 14px; }
.login-box button { width: 100%; margin-top: 6px; padding: 10px; background: var(--green-d); color: #fff; border: none; border-radius: 8px; font-size: 15px; cursor: pointer; }
.login-err { color: #b3261e; font-size: 12.5px; margin-top: 10px; min-height: 16px; }

/* ===== user area ===== */
.appbar .user-area { margin-left: auto; font-size: 12.5px; color: #dfeede; }
.link-btn { background: none; border: 1px solid rgba(255,255,255,.35); color: #fff; border-radius: 6px; padding: 3px 9px; cursor: pointer; font-size: 12px; }

/* ===== vrstvy + souhrn ===== */
.vrstvy-bar { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; padding: 8px 10px; background: #fafbfc; border: 1px solid var(--line); border-radius: 8px; margin-bottom: 10px; font-size: 13px; }
.vrstva-lbl { display: inline-flex; align-items: center; gap: 5px; }
.vrstva-lbl::before { content: "●"; color: var(--c); }
.vyska-souhrn { font-size: 12.5px; color: var(--muted); }
.warn-txt { color: #b3261e; font-weight: 600; }

/* ===== editor layout + panel ===== */
.editor-main { display: flex; gap: 12px; align-items: flex-start; }
.editor-main .svg-wrap { flex: 1; }
.prvek-panel { flex: 0 0 260px; border: 1px solid var(--line); border-radius: 8px; padding: 12px; background: #fff; max-height: 68vh; overflow: auto; }
.prvek-panel h3 { margin: 0 0 8px; font-size: 15px; }
.prvek-panel label { display: block; font-size: 12px; color: var(--muted); margin-bottom: 10px; }
.prvek-panel input[type=number], .prvek-panel select, .prvek-panel textarea { width: 100%; margin-top: 3px; padding: 7px 8px; border: 1px solid var(--line); border-radius: 7px; font-size: 13px; }
.prvek-panel textarea { min-height: 54px; resize: vertical; }
.prvek-panel label.chk { display: flex; align-items: center; gap: 6px; }
.prvek-panel label.chk input { width: auto; margin: 0; }
.panel-empty { color: var(--muted); font-size: 13px; }
.panel-info { margin-top: 14px; padding: 9px 10px; background: #fff8ec; border: 1px solid #f0e0c0; border-radius: 8px; font-size: 12.5px; color: #7a5b00; }
svg.editor .prvek { cursor: pointer; }
svg.editor polyline { cursor: pointer; }