:root {
  --bg: #f5f6f8; --card: #ffffff; --ink: #11151c; --muted: #646c78; --line: #e2e5ea; --soft: #f0f2f5;
  --blue: #1464f4; --blue-soft: #e8f0fe; --green: #1fae57; --green-soft: #e3f6ea; --amber: #b86e00; --amber-soft: #fff3dc;
  --red: #c62828; --red-soft: #fde8e8; --violet: #6b46c1; --violet-soft: #efe9fb;
  --okhla: #1fae57; --bhikaji: #1464f4; --faridabad: #8a3ffc; --alt: #b86e00;
  --radius: 12px; --shadow: 0 1px 2px rgba(16,24,40,.06), 0 1px 3px rgba(16,24,40,.08);
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; color-scheme: light;
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--ink); font-size: 15px; line-height: 1.45; }
a { color: var(--blue); }
h1 { font-size: 22px; margin: 0 0 4px; } h2 { font-size: 17px; margin: 0 0 12px; } h3 { font-size: 15px; margin: 0 0 8px; }
.muted { color: var(--muted); } .small { font-size: 13px; } .nowrap { white-space: nowrap; }
button, .btn { font: inherit; border: 1px solid var(--line); background: var(--card); color: var(--ink); padding: 8px 14px; border-radius: 8px; cursor: pointer; text-decoration: none; display: inline-flex; align-items: center; gap: 6px; }
button:hover, .btn:hover { border-color: #c4c9d1; }
button.primary, .btn.primary { background: var(--blue); border-color: var(--blue); color: #fff; }
button.green { background: var(--green); border-color: var(--green); color: #fff; }
button.danger { color: var(--red); }
button:disabled { opacity: .55; cursor: default; }
input, select, textarea { font: inherit; color: var(--ink); background: #fff; border: 1px solid var(--line); border-radius: 8px; padding: 8px 10px; width: 100%; }
textarea { min-height: 120px; resize: vertical; }
label { display: block; font-size: 13px; font-weight: 600; color: var(--muted); margin: 10px 0 4px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); padding: 18px; }
.grid { display: grid; gap: 16px; }
.g4 { grid-template-columns: repeat(4, minmax(0, 1fr)); } .g3 { grid-template-columns: repeat(3, minmax(0, 1fr)); } .g2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.split { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); gap: 16px; align-items: start; }
.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.spacer { flex: 1; }
.stat .n { font-size: 30px; font-weight: 700; letter-spacing: -.02em; }
.stat .l { color: var(--muted); font-size: 13px; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 9px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { font-size: 12px; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); font-weight: 600; background: var(--soft); position: sticky; top: 0; }
tr.click { cursor: pointer; } tr.click:hover td { background: #fafbfc; }
.table-wrap { overflow: auto; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; max-height: 70vh; }
.pill { display: inline-block; padding: 2px 9px; border-radius: 999px; font-size: 12px; font-weight: 600; background: var(--soft); color: var(--muted); white-space: nowrap; }
.pill.okhla { background: var(--green-soft); color: #137a3d; } .pill.bhikaji { background: var(--blue-soft); color: #0b4fd1; }
.pill.faridabad { background: var(--violet-soft); color: var(--violet); } .pill.alt { background: var(--amber-soft); color: var(--amber); }
.pill.good { background: var(--green-soft); color: #137a3d; } .pill.warn { background: var(--amber-soft); color: var(--amber); } .pill.bad { background: var(--red-soft); color: var(--red); }
.notice { border-radius: 10px; padding: 10px 14px; background: var(--amber-soft); color: #6b4300; font-size: 14px; }
.notice.info { background: var(--blue-soft); color: #0b3c9c; }
.toast { position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%); background: #11151c; color: #fff; padding: 10px 16px; border-radius: 10px; z-index: 50; max-width: calc(100% - 32px); }
/* app shell */
.top { background: #fff; border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 10; }
.top-in { max-width: 1280px; margin: 0 auto; padding: 10px 16px; display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; }
.brand img { height: 30px; }
nav { display: flex; gap: 2px; flex-wrap: wrap; }
nav a { padding: 7px 11px; border-radius: 8px; text-decoration: none; color: var(--muted); font-weight: 600; font-size: 14px; }
nav a.on { background: var(--blue-soft); color: var(--blue); }
main { max-width: 1280px; margin: 0 auto; padding: 20px 16px 60px; }
.head { display: flex; align-items: flex-end; gap: 12px; flex-wrap: wrap; margin-bottom: 16px; }
/* chat */
.chat { display: flex; flex-direction: column; gap: 8px; padding: 14px; background: #efeae2; border-radius: var(--radius); min-height: 360px; max-height: 62vh; overflow: auto; }
.bubble { max-width: 82%; padding: 8px 11px; border-radius: 10px; white-space: pre-wrap; word-wrap: break-word; box-shadow: 0 1px 1px rgba(0,0,0,.08); font-size: 14px; }
.bubble.in { background: #fff; align-self: flex-start; }
.bubble.out { background: #d9fdd3; align-self: flex-end; }
.bubble.agent { background: #cfe3ff; }
.bubble.system { background: #fff4d6; align-self: center; font-size: 13px; }
.bubble .meta { display: block; font-size: 11px; color: #667; margin-top: 3px; text-align: right; }
.timeline { list-style: none; padding: 0; margin: 0; font-size: 13px; }
.timeline li { padding: 6px 0; border-bottom: 1px dashed var(--line); }
.login { max-width: 380px; margin: 12vh auto; }
.kv { display: grid; grid-template-columns: 130px 1fr; gap: 6px 10px; font-size: 14px; }
.kv div:nth-child(odd) { color: var(--muted); }
@media (max-width: 900px) {
  .g4 { grid-template-columns: repeat(2, minmax(0, 1fr)); } .g3, .g2, .split { grid-template-columns: 1fr; }
  .kv { grid-template-columns: 110px 1fr; }
}
@media print { .top, .noprint { display: none !important; } body { background: #fff; } .table-wrap { max-height: none; overflow: visible; border: 0; } th { position: static; } }