:root{
  --bg:#f5f0e9;
  --paper:#fffdf9;
  --ink:#2d2a26;
  --muted:#7d766d;
  --line:#e4ddd3;
  --accent:#6f7663;
  --accent-2:#87907a;
  --accent-soft:#eef0e9;
  --warm:#f3eadc;
  --warn:#8b6c46;
  --warn-bg:#fbf3e7;
  --shadow:0 20px 60px rgba(73,61,46,.07);
}
*{box-sizing:border-box}
html{background:var(--bg)}
body{
  margin:0;color:var(--ink);
  font-family:-apple-system,BlinkMacSystemFont,"SF Pro Text","PingFang SC","Helvetica Neue",Arial,sans-serif;
  background:
    radial-gradient(circle at 12% -8%,rgba(157,143,121,.13),transparent 32rem),
    linear-gradient(180deg,#faf7f2 0,#f5f0e9 460px);
}
button,input,select{font:inherit}button{cursor:pointer}
.shell{width:min(1240px,calc(100% - 32px));margin:0 auto;padding:44px 0 80px}

.brand-line{display:flex;align-items:center;gap:10px;color:#35403d;font-size:13px;font-weight:700}
.brand-mark{display:grid;place-items:center;width:42px;height:26px;border-radius:999px;background:#787666;color:#fff;font-size:11px;letter-spacing:.08em;font-family:"Songti SC","STSong",serif}
.internal{padding:5px 8px;border-radius:999px;background:#e8ecea;color:#74807c;font-size:10px;letter-spacing:.04em}

.hero{padding:8px 4px 38px}
.hero-grid{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:40px;align-items:end;margin-top:40px}
h1{font-family:"Songti SC","STSong","Noto Serif CJK SC",serif;font-size:clamp(42px,5.7vw,70px);line-height:1.12;margin:0;letter-spacing:-.035em;font-weight:600}
h1 span{color:#676d5d}
.lead{font-size:18px;color:var(--muted);margin:22px 0 9px;line-height:1.6}
.contact{margin:0;color:#4e5a57;font-size:14px}.contact strong{color:var(--accent)}
.hero-card{background:#756f63;color:#fff;border-radius:24px;padding:24px;min-height:166px;display:flex;flex-direction:column;justify-content:space-between;box-shadow:0 18px 45px rgba(78,68,54,.12)}
.hero-card.empty{background:linear-gradient(145deg,#8a8376,#736d62)}
.hero-card-label{font-size:11px;letter-spacing:.1em;color:#9eb3ae}
.hero-card strong{font-size:23px;line-height:1.3;letter-spacing:-.03em}
.hero-tags{display:flex;gap:7px;flex-wrap:wrap}
.hero-tags span{border:1px solid rgba(255,255,255,.14);background:rgba(255,255,255,.06);padding:6px 8px;border-radius:999px;font-size:10px;color:#c9d7d3}

.panel{background:rgba(255,253,249,.96);border:1px solid var(--line);border-radius:26px;box-shadow:var(--shadow)}
.request-panel,.camera-panel,.layout-panel,.topology-panel,.output{padding:28px}
.camera-panel,.layout-panel,.topology-panel,.output{margin-top:18px}
.section-head{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:26px}
.section-head>div:first-child{display:flex;align-items:flex-start;gap:13px}
.section-head h2{font-size:22px;letter-spacing:-.025em;margin:1px 0 4px}
.section-head p{margin:0;color:var(--muted);font-size:12px;line-height:1.55}
.step{display:grid;place-items:center;width:36px;height:36px;border-radius:50%;background:#f0ebe2;color:#756e63;font-size:11px;font-weight:750;flex:0 0 auto}
.text-button{border:0;background:transparent;color:var(--accent);font-weight:700;font-size:12px;padding:8px 0}
.text-button:hover{text-decoration:underline}

.form-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:15px}
.field{display:flex;flex-direction:column;gap:8px}.field-wide{grid-column:span 2}
.field>span,.choice-card span{font-size:12px;font-weight:750;color:#34403d}
input,select{width:100%;border:1px solid var(--line);background:#fbfcfa;border-radius:12px;padding:12px 13px;outline:none;color:var(--ink);transition:.18s}
input:focus,select:focus{border-color:#8bb3ad;box-shadow:0 0 0 3px rgba(20,79,73,.08);background:#fff}
.choice-card{display:flex;align-items:center;justify-content:space-between;gap:14px;border:1px solid var(--line);border-radius:12px;padding:10px 12px;background:#fbfcfa}
.choice-card>div{display:flex;flex-direction:column;gap:3px}.choice-card small{color:var(--muted);font-size:10px;line-height:1.45}
.choice-card input{width:18px;height:18px;accent-color:var(--accent)}

.overview{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:18px 0}
.overview article{background:rgba(255,255,255,.76);border:1px solid var(--line);border-radius:18px;padding:19px 20px;min-height:105px}
.overview span{display:block;font-size:10px;text-transform:uppercase;letter-spacing:.07em;color:#87918e;margin-bottom:10px}
.overview strong{display:block;font-size:30px;letter-spacing:-.04em;line-height:1.06}
.overview strong.text-stat{font-size:17px;letter-spacing:-.015em;margin-top:4px}
.overview small{display:block;color:var(--muted);font-size:10px;margin-top:8px;line-height:1.4}

.section-badge{font-size:10px;font-weight:800;color:var(--accent);background:var(--accent-soft);padding:7px 10px;border-radius:999px}

.placeholder-card{
  border:1px dashed #d6dfdb;border-radius:18px;background:#fafbf9;padding:28px;min-height:150px;
  display:flex;flex-direction:column;justify-content:center;align-items:flex-start
}
.placeholder-card h3{margin:0 0 9px;font-size:18px;letter-spacing:-.02em}
.placeholder-card p{margin:0;color:var(--muted);font-size:12px;line-height:1.7;max-width:760px}

.camera-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}
.camera-card{position:relative;overflow:hidden;border:1px solid var(--line);border-radius:17px;padding:17px;background:#fbfcfa;min-height:168px}
.camera-card.roaming{background:linear-gradient(145deg,#edf5f3,#fbfcfa);border-color:#cfe0dc}
.camera-number{font-size:10px;font-weight:850;color:#8a9692;letter-spacing:.08em}
.camera-card h3{margin:18px 0 6px;font-size:17px;letter-spacing:-.02em}
.camera-lens{display:inline-flex;background:#726d61;color:#fff;border-radius:999px;padding:6px 10px;font-size:12px;font-weight:700;margin-bottom:12px}
.camera-card.roaming .camera-lens{background:#87907a}
.camera-card p{margin:0;color:var(--muted);font-size:11px;line-height:1.55}
.camera-extra{margin-top:11px;padding-top:10px;border-top:1px solid #e5eae7;font-size:10px;color:var(--accent);font-weight:700}

.layout-board{
  border:1px solid var(--line);
  border-radius:22px;
  background:#fbf8f3;
  min-height:452px;
  padding:18px;
  position:relative;
  overflow:hidden
}
.layout-note{
  color:#9a9185;
  font-size:10px;
  letter-spacing:.02em;
  margin:1px 2px 12px;
}
.layout-canvas{
  position:relative;
  height:385px;
  border-radius:18px;
  background:
    linear-gradient(rgba(255,253,249,.87),rgba(255,253,249,.87)),
    repeating-linear-gradient(0deg,transparent 0,transparent 47px,rgba(122,111,92,.06) 48px),
    repeating-linear-gradient(90deg,transparent 0,transparent 47px,rgba(122,111,92,.06) 48px);
  border:1px solid #ece5db;
}
.zone{position:absolute;border-radius:18px;padding:10px 14px;font-size:11px;font-weight:650}
.stage{
  left:50%;top:54px;transform:translateX(-50%);
  width:270px;height:86px;
  background:#746e62;color:#fff;
  display:flex;align-items:center;justify-content:center;flex-direction:column;
  box-shadow:0 10px 24px rgba(74,64,51,.08)
}
.stage small{opacity:.76;font-size:10px;font-weight:500;margin-top:5px}
.control{
  right:25px;bottom:24px;
  background:#fffdfa;border:1px solid #ded6ca;color:#4d4942;
  box-shadow:0 8px 18px rgba(76,65,50,.06)
}
.control span{display:block;font-size:11px;font-weight:700}
.control small{display:block;font-size:9px;font-weight:500;color:#91897e;margin-top:4px}
.move-zone{
  left:50%;top:168px;transform:translateX(-50%);
  width:350px;height:126px;
  border:1px dashed #aeb5a2;background:rgba(150,160,139,.07);color:#737b68;
  display:flex;align-items:center;justify-content:center;flex-direction:column
}
.move-zone small{font-size:9px;font-weight:500;color:#9a9f91;margin-top:5px}
.fixture{
  position:absolute;border-radius:14px;padding:8px 10px;font-size:10px;line-height:1.35
}
.fixture-kicker{display:block;font-size:8px;letter-spacing:.05em;color:#9a9186;margin-bottom:3px;font-weight:700}
.fixture strong{display:block;font-size:10px;color:#4a4640}
.fixture small{display:block;font-size:8px;color:#8a857c;margin-top:3px}
.fixture.light{
  background:#f8efe1;border:1px solid #ead8ba;color:#7c6544;
  min-width:76px
}
.fixture.light .fixture-kicker{color:#9b8058}
.fixture.light strong{color:#765f40}
.fixture.camera{
  background:#fffdfa;border:1px solid #ded7cc;
  box-shadow:0 7px 14px rgba(74,64,51,.045);
  min-width:96px
}
.fixture.camera.roaming{background:#f0f2eb;border-color:#d6dccd}
.fixture.camera.emergency{outline:2px solid rgba(126,131,105,.18)}
.legend{display:flex;gap:14px;flex-wrap:wrap;margin-top:14px;padding:0 3px}
.legend span{display:inline-flex;align-items:center;gap:7px;font-size:10px;color:#7c746a}
.legend i{display:inline-block;width:12px;height:12px;border-radius:4px}
.legend .cam{background:#fffdfa;border:1px solid #d5cdc1}
.legend .roam{background:#f0f2eb;border:1px solid #d2d9ca}
.legend .light{background:#f8efe1;border:1px solid #e4d2b4}
.legend .safe{background:#eceee4;border:1px solid #d0d5c5}

.topology-box{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.path{border:1px solid #e2e7e4;border-radius:16px;padding:16px;background:#fafbf9;font-size:12px;line-height:1.75}
.path b{display:block;color:var(--accent);font-size:11px;letter-spacing:.02em;margin-bottom:3px}
.path.warning{background:var(--warn-bg);border-color:#eadcc1}.path.warning b{color:var(--warn)}

.output-head{align-items:flex-start}.actions{display:flex;gap:8px;flex-wrap:wrap;justify-content:flex-end}
.primary,.ghost{border-radius:11px;padding:10px 13px;font-size:11px;font-weight:750;border:1px solid transparent;transition:.18s}
.primary{background:#716b5f;color:white}.primary:hover{transform:translateY(-1px);box-shadow:0 8px 20px rgba(86,75,60,.14)}
.ghost{background:#fff;border-color:var(--line);color:#34403d}.ghost:hover{background:var(--accent-soft);border-color:#cfddd9}
.summary-line{background:#f0eee7;color:#625e55;border-radius:13px;padding:12px 14px;font-size:12px;line-height:1.6;margin-bottom:14px}
.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:16px;background:#fff}
table{width:100%;border-collapse:collapse;min-width:880px}
th,td{padding:11px 10px;border-bottom:1px solid #edf0ee;text-align:left;vertical-align:middle}
th{font-size:10px;letter-spacing:.06em;color:#7a8581;background:#fafbf9;text-transform:uppercase;position:sticky;top:0}
td{font-size:12px}
td input{border:none;background:transparent;padding:7px 4px;border-radius:7px}
td input:focus{background:#f6f8f6;box-shadow:none}
td input.qty{width:62px}
.empty-row td{padding:24px;color:#7b8582;text-align:center}
.remove{border:0;background:transparent;color:#9ba4a1;font-size:18px;padding:4px 8px;border-radius:8px}.remove:hover{background:#f0f2f0;color:#333}
.footnote{margin-top:11px;color:var(--muted);font-size:10px}

footer{text-align:center;padding:78px 0 12px}
.finish-line{width:36px;height:2px;background:var(--accent);margin:0 auto 22px;border-radius:999px}
footer p{font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:#919a97;margin:0 0 11px}
footer h3{font-size:28px;letter-spacing:-.035em;margin:0 0 9px}
footer span{font-size:11px;color:var(--muted)}

.toast{position:fixed;left:50%;bottom:26px;transform:translate(-50%,20px);background:#132320;color:#fff;padding:11px 15px;border-radius:11px;font-size:12px;opacity:0;pointer-events:none;transition:.2s;z-index:20}.toast.show{opacity:1;transform:translate(-50%,0)}

@media(max-width:980px){
  .hero-grid{grid-template-columns:1fr}.hero-card{max-width:420px}
  .form-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .camera-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .overview{grid-template-columns:repeat(2,1fr)}
  .topology-box{grid-template-columns:1fr}
}
@media(max-width:620px){
  .shell{width:min(100% - 20px,1240px);padding-top:26px}
  .hero-grid{margin-top:28px;gap:24px}h1{font-size:40px}
  .request-panel,.camera-panel,.layout-panel,.topology-panel,.output{padding:18px}
  .form-grid,.camera-grid{grid-template-columns:1fr}
  .field-wide{grid-column:auto}
  .section-head{align-items:flex-start;flex-direction:column}
  .actions{justify-content:flex-start}
  .overview{grid-template-columns:repeat(2,1fr)}
  .layout-canvas{height:500px}
}
@media print{
  body{background:#fff}.shell{width:100%;padding:0}
  .hero,.request-panel,.overview,.camera-panel,.layout-panel,.topology-panel,.actions,.no-print,.footnote,footer{display:none!important}
  .output{box-shadow:none;border:0;padding:0;margin:0}
  .output .section-head{display:flex!important;margin-bottom:12px}
  .output .section-head .step{display:none}
  .summary-line{border:1px solid #ddd;background:#fff;color:#000}
  .table-wrap{overflow:visible;border-radius:0}table{min-width:0}th{position:static;background:#f2f2f2}td input{padding:0}
}