* { box-sizing: border-box; margin: 0; }
body { font-family: system-ui, -apple-system, "Segoe UI", sans-serif; background: #f4f5f7; color: #1c2733; }
.page { max-width: 1100px; margin: 0 auto; padding: 24px 16px; }
h1 { font-size: 1.5rem; margin-bottom: 16px; }
h2 { font-size: 1.05rem; margin: 18px 0 8px; }
.hidden { display: none !important; }
.hint { color: #5c6b7a; font-size: .85rem; }
.tag { font-size: .75rem; background: #e2e8f0; border-radius: 10px; padding: 2px 10px; vertical-align: middle; }

.topbar { display: flex; justify-content: space-between; align-items: center;
  background: #16283c; color: #fff; padding: 10px 16px; }
.topbar a { color: #9fc3ea; text-decoration: none; }
.topbar .user { margin-right: 10px; font-size: .85rem; color: #cbd8e4; }
.crumbs { font-size: .95rem; }

.btn { display: inline-block; background: #2264a5; color: #fff; border: 0; border-radius: 6px;
  padding: 9px 18px; font-size: .95rem; cursor: pointer; text-decoration: none; }
.btn:disabled { background: #8fa8bd; cursor: wait; }
.btn-ghost { background: transparent; color: #2264a5; border: 1px solid #2264a5; }
.topbar .btn-ghost { color: #cbd8e4; border-color: #4a627c; }
.alert { background: #fbe3e3; border: 1px solid #e08a8a; color: #7c1f1f;
  border-radius: 6px; padding: 10px 14px; margin: 10px 0; }

.login-box { max-width: 380px; margin: 9vh auto; background: #fff; border-radius: 10px;
  padding: 28px; box-shadow: 0 2px 14px rgba(20,40,60,.08); }
.login-box .sub { color: #5c6b7a; margin-bottom: 16px; }
.login-box label { display: block; margin: 12px 0; font-size: .9rem; }
.login-box input { width: 100%; padding: 9px 10px; margin-top: 4px;
  border: 1px solid #c6d0da; border-radius: 6px; font-size: .95rem; }
.login-box .btn { width: 100%; margin-top: 14px; }
.login-box .hint { display: block; margin-top: 10px; text-align: center; }

.card-grid { display: flex; gap: 16px; flex-wrap: wrap; }
.card { background: #fff; border-radius: 10px; padding: 22px; text-decoration: none;
  color: inherit; box-shadow: 0 1px 6px rgba(20,40,60,.08); }
.card-lg { width: 220px; }
.card-title { display: block; font-size: 1.5rem; font-weight: 600; }
.card-sub { color: #5c6b7a; font-size: .85rem; }

.chip-grid { display: flex; gap: 8px; flex-wrap: wrap; }
.chip { background: #fff; border: 1px solid #c6d0da; border-radius: 6px; padding: 8px 12px;
  min-width: 52px; text-align: center; text-decoration: none; color: inherit; font-size: .9rem; }
.chip:hover { border-color: #2264a5; }
.chip-segmented { background: #dff3e2; border-color: #5cb072; }
.chip-analyzing { background: #fdf3d8; border-color: #d9a92f; }
.chip-failed { background: #fbe3e3; border-color: #e08a8a; }

.plan-wrap { position: relative; margin-top: 14px; background: #fff; border: 1px solid #c6d0da;
  border-radius: 8px; overflow: hidden; }
.plan-wrap img { display: block; width: 100%; height: auto; }
.plan-wrap svg { position: absolute; inset: 0; }
.plan-wrap svg rect { cursor: pointer; }
.plan-wrap svg rect:hover { fill-opacity: .45; }
.plan-crop img { width: auto; }

.room-layout { display: grid; grid-template-columns: 1.4fr 1fr; gap: 20px; }
@media (max-width: 800px) { .room-layout { grid-template-columns: 1fr; } }

.cat-list { list-style: none; margin: 6px 0; }
.cat-list li { display: flex; align-items: center; gap: 8px; margin: 5px 0; }
.cat-swatch { width: 13px; height: 13px; border-radius: 3px; flex-shrink: 0; background: #888; }

.ent-list { list-style: none; margin: 6px 0; padding: 0; }
.ent-list li { display: flex; align-items: center; gap: 7px; margin: 3px 0; padding: 4px 6px;
  border-radius: 6px; font-size: .9rem; cursor: default; }
.ent-list li:hover { background: #eef2f6; }
.ent-badge { display: inline-flex; align-items: center; justify-content: center;
  width: 22px; height: 22px; border-radius: 50%; background: #888; color: #fff;
  font-size: .78rem; font-weight: 700; flex-shrink: 0; }
.ent-tag { font-family: ui-monospace, monospace; font-weight: 600; }
.ent-arrow { color: #9aa7b4; }