:root {
  --bg: #07090f;
  --bg2: #0b1020;
  --card: rgba(18, 24, 38, 0.78);
  --line: rgba(120, 140, 190, 0.16);
  --text: #e8edf7;
  --muted: #8a94ad;
  --main: #22d3ee;
  --pc2: #a78bfa;
  --pc3: #f472b6;
  --pc4: #fb923c;
  --pc5: #facc15;
  --pc6: #4ade80;
  --pc7: #f87171;
  --accent: #6366f1;
  --accent2: #22d3ee;
  --good: #34d399;
  --warn: #fbbf24;
  --bad: #f87171;
}
* { box-sizing: border-box; }
html, body { margin: 0; color: var(--text); font: 15px/1.45 "Segoe UI", system-ui, -apple-system, Roboto, sans-serif; }
body {
  min-height: 100vh;
  background:
    radial-gradient(900px 500px at 10% -10%, rgba(99, 102, 241, 0.18), transparent 60%),
    radial-gradient(800px 500px at 100% 0%, rgba(34, 211, 238, 0.12), transparent 60%),
    radial-gradient(700px 600px at 50% 120%, rgba(167, 139, 250, 0.10), transparent 60%),
    var(--bg);
  background-attachment: fixed;
}
.hidden { display: none !important; }
.muted { color: var(--muted); }
.small { font-size: 12px; font-weight: 400; }
.err { color: var(--bad); min-height: 1.2em; margin: 6px 0 0; font-size: 13px; }
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 16px;
  backdrop-filter: blur(10px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.03);
}
.card-head { display: flex; justify-content: space-between; align-items: center; gap: 8px; font-weight: 650; margin-bottom: 10px; flex-wrap: wrap; }
button { border: 0; border-radius: 10px; padding: 9px 16px; font: inherit; font-weight: 600; cursor: pointer; color: #fff; transition: transform .08s ease, filter .15s ease, box-shadow .15s ease; }
button:hover { filter: brightness(1.12); }
button:active { transform: translateY(1px); }
button:disabled { opacity: .55; cursor: wait; }
button.primary { background: linear-gradient(135deg, var(--accent), #3b82f6 60%, var(--accent2)); box-shadow: 0 6px 18px rgba(99, 102, 241, 0.35); }
button.danger { background: transparent; color: var(--bad); border: 1px solid rgba(248, 113, 113, 0.45); }
button.danger:hover { background: rgba(248, 113, 113, 0.1); }
button.pausebtn { background: rgba(251, 191, 36, 0.12); color: var(--warn); border: 1px solid rgba(251, 191, 36, 0.5); }
button.startbtn { background: linear-gradient(135deg, #059669, var(--good)); box-shadow: 0 6px 18px rgba(52, 211, 153, 0.3); }
button.ghost { background: transparent; color: var(--muted); border: 1px solid var(--line); font-weight: 500; }
input, textarea { width: 100%; background: rgba(5, 8, 15, 0.7); color: var(--text); border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px; font: inherit; }
input:focus, textarea:focus { outline: 2px solid var(--accent); outline-offset: -1px; }

/* logo */
.logo { display: flex; align-items: center; gap: 10px; font-size: 20px; letter-spacing: .01em; }
.logo b { background: linear-gradient(90deg, var(--accent2), var(--pc2)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.logo-mark { width: 32px; height: 32px; border-radius: 10px; display: grid; place-items: center; font-weight: 800; color: #fff; background: linear-gradient(135deg, var(--accent), var(--accent2)); box-shadow: 0 0 18px rgba(34, 211, 238, 0.45); }
.logo.big { font-size: 24px; margin-bottom: 4px; }
.pulse { width: 10px; height: 10px; border-radius: 50%; background: var(--muted); display: inline-block; position: relative; }
.pulse.on { background: var(--good); box-shadow: 0 0 0 0 rgba(52, 211, 153, 0.7); animation: pulse 1.8s infinite; }
.pulse.off { background: var(--bad); }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 rgba(52, 211, 153, 0.6); } 70% { box-shadow: 0 0 0 10px rgba(52, 211, 153, 0); } 100% { box-shadow: 0 0 0 0 rgba(52, 211, 153, 0); } }

/* login */
.login { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.login-card { width: 100%; max-width: 360px; display: grid; gap: 12px; padding: 24px; }
.login-card p { margin: 0; }

/* layout */
.app { max-width: 1360px; margin: 0 auto; padding: 16px; }
.top { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 16px; flex-wrap: wrap; }
.actions { display: flex; gap: 8px; flex-wrap: wrap; }
.kpis { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-bottom: 14px; }
@media (min-width: 1101px) { .shop .kpis { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 1100px) { .kpis { grid-template-columns: repeat(2, 1fr); } }
.kpi { position: relative; overflow: hidden; }
.kpi::after { content: ""; position: absolute; inset: auto -30% -60% auto; width: 220px; height: 220px; border-radius: 50%; filter: blur(40px); opacity: .25; pointer-events: none; }
.glow-a::after { background: var(--accent2); }
.glow-b::after { background: var(--accent); }
.glow-c::after { background: var(--good); }
.glow-d::after { background: var(--pc4); }
.kpi-label { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .08em; }
.kpi-val { font-size: 42px; font-weight: 750; margin: 2px 0; font-variant-numeric: tabular-nums; letter-spacing: -.01em; }
.kpi-sub { color: var(--muted); font-size: 12px; }
.kpi-ring { display: flex; justify-content: space-between; align-items: center; gap: 8px; }
.ring { width: 96px; height: 96px; transform: rotate(-90deg); flex: none; }
.ring-bg { fill: none; stroke: rgba(138, 148, 173, 0.18); stroke-width: 10; }
.ring-fg { fill: none; stroke: var(--good); stroke-width: 10; stroke-linecap: round; stroke-dasharray: 0 264; transition: stroke-dasharray .8s ease, stroke .4s ease; }

.grid { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(320px, 1fr); gap: 14px; align-items: start; }
.left { display: grid; gap: 14px; }
.chart { width: 100%; height: 220px; display: block; }
.legend { display: flex; align-items: center; gap: 6px; font-size: 12px; color: var(--muted); font-weight: 500; }
.sw { width: 10px; height: 10px; border-radius: 3px; display: inline-block; margin-left: 6px; }
.sw-main { background: var(--main); } .sw-pc2 { background: var(--pc2); } .sw-pc3 { background: var(--pc3); } .sw-pc4 { background: var(--pc4); } .sw-pc5 { background: var(--pc5); } .sw-pc6 { background: var(--pc6); } .sw-pc7 { background: var(--pc7); }

/* machines */
.machines { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
/* An odd last card takes the whole row instead of leaving a half-width hole (four cards make a 2x2 grid). */
.machines > .machine:last-child:nth-child(odd) { grid-column: 1 / -1; }
.machine h2 { margin: 0; font-size: 17px; display: flex; align-items: center; gap: 8px; }
.tag { width: 10px; height: 10px; border-radius: 3px; display: inline-block; }
.tag.main { background: var(--main); box-shadow: 0 0 10px var(--main); } .tag.pc2 { background: var(--pc2); box-shadow: 0 0 10px var(--pc2); } .tag.pc3 { background: var(--pc3); box-shadow: 0 0 10px var(--pc3); } .tag.pc4 { background: var(--pc4); box-shadow: 0 0 10px var(--pc4); } .tag.pc5 { background: var(--pc5); box-shadow: 0 0 10px var(--pc5); } .tag.pc6 { background: var(--pc6); box-shadow: 0 0 10px var(--pc6); } .tag.pc7 { background: var(--pc7); box-shadow: 0 0 10px var(--pc7); }
.m-head { display: flex; justify-content: space-between; align-items: center; gap: 8px; margin-bottom: 12px; }
.badge { font-size: 12px; font-weight: 650; padding: 3px 10px; border-radius: 999px; border: 1px solid currentColor; }
.badge.good { color: var(--good); background: rgba(52, 211, 153, .08); }
.badge.warn { color: var(--warn); background: rgba(251, 191, 36, .08); }
.badge.bad { color: var(--bad); background: rgba(248, 113, 113, .08); }
.m-head { flex-wrap: wrap; }
.m-ctl { display: flex; gap: 6px; margin-left: auto; }
button.mini { padding: 4px 11px; font-size: 12px; border-radius: 8px; }
button.mini.startbtn { box-shadow: none; }
button.mini:disabled { opacity: .3; cursor: not-allowed; filter: none; }
button.mini.downloaded { background: linear-gradient(135deg, #059669, var(--good)); box-shadow: none; }
.kpi-rates { display: flex; gap: 22px; margin-top: 10px; }
.kpi-rates > div { display: flex; flex-direction: column; }
.kpi-rate-l { color: var(--muted); font-size: 11px; text-transform: uppercase; letter-spacing: .06em; }
.kpi-rate-v { font-size: 22px; font-weight: 700; font-variant-numeric: tabular-nums; }
.m-stats { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px 12px; }
.stat-l { color: var(--muted); font-size: 11px; text-transform: uppercase; letter-spacing: .06em; }
.stat-v { font-size: 21px; font-weight: 700; font-variant-numeric: tabular-nums; }
.spark { width: 100%; height: 44px; display: block; margin: 12px 0 4px; }
.bar { height: 6px; border-radius: 99px; background: rgba(138, 148, 173, 0.16); overflow: hidden; margin-top: 4px; }
.bar > i { display: block; height: 100%; border-radius: 99px; background: linear-gradient(90deg, var(--good), var(--warn) 60%, var(--bad)); width: 0; transition: width .6s ease; }
.m-meta { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 10px; }
.chip { font-size: 11px; padding: 2px 8px; border-radius: 7px; border: 1px solid var(--line); color: var(--muted); }
.chip.run { color: var(--good); border-color: rgba(52, 211, 153, .35); background: rgba(52, 211, 153, .06); }
.chip.stop { color: var(--bad); border-color: rgba(248, 113, 113, .35); background: rgba(248, 113, 113, .06); }
.m-reasons { margin-top: 8px; font-size: 12px; color: var(--muted); }

/* chat */
.chat { display: flex; flex-direction: column; height: calc(100vh - 200px); min-height: 460px; padding: 0; position: sticky; top: 12px; }
.chat .card-head { padding: 14px 16px 10px; margin: 0; border-bottom: 1px solid var(--line); }
.msgs { flex: 1; overflow-y: auto; padding: 12px 14px; display: flex; flex-direction: column; gap: 10px; }
.msg { max-width: 90%; padding: 9px 12px; border-radius: 14px; white-space: pre-wrap; overflow-wrap: anywhere; font-size: 14px; }
.msg.claude { background: rgba(99, 102, 241, 0.12); border: 1px solid rgba(99, 102, 241, 0.28); align-self: flex-start; border-bottom-left-radius: 4px; }
.msg.operator { background: linear-gradient(135deg, rgba(34, 211, 238, 0.22), rgba(99, 102, 241, 0.25)); border: 1px solid rgba(34, 211, 238, 0.3); align-self: flex-end; border-bottom-right-radius: 4px; }
.msg.system { align-self: center; max-width: 95%; background: rgba(251, 191, 36, 0.08); border: 1px dashed rgba(251, 191, 36, 0.35); color: #f5d68a; font-size: 12.5px; }
.msg-meta { font-size: 11px; color: var(--muted); margin-bottom: 3px; }
.chat-form { display: flex; gap: 8px; padding: 12px; border-top: 1px solid var(--line); }
.chat-form textarea { resize: none; }
.empty { color: var(--muted); text-align: center; margin: auto; font-size: 13px; }

/* modal + toast */
.modal { position: fixed; inset: 0; background: rgba(2, 4, 10, 0.72); display: grid; place-items: center; padding: 16px; z-index: 50; backdrop-filter: blur(4px); }
.modal-card { width: 100%; max-width: 420px; display: grid; gap: 10px; padding: 22px; }
.modal-card h2 { margin: 0; font-size: 19px; }
.modal-card p { margin: 0; }
.modal-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 4px; }
.toast { position: fixed; left: 50%; bottom: 22px; transform: translateX(-50%); background: var(--card); border: 1px solid var(--line); padding: 10px 16px; border-radius: 12px; z-index: 60; box-shadow: 0 10px 30px rgba(0, 0, 0, .5); max-width: calc(100% - 32px); }
.toast.good { border-color: rgba(52, 211, 153, .5); } .toast.bad { border-color: rgba(248, 113, 113, .5); }

@media (max-width: 1100px) { .machines { grid-template-columns: 1fr; } }
@media (max-width: 900px) {
  .grid { grid-template-columns: 1fr; }
  .chat { height: 70vh; position: static; }
}
@media (max-width: 620px) {
  .kpis { grid-template-columns: 1fr; }
  .kpi-val { font-size: 34px; }
  .ring { width: 80px; height: 80px; }
  .m-stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .actions { width: 100%; }
  .actions button { flex: 1; }
}

/* Download dialog: PC picker cards (operator 10-06). Native checkbox kept for keyboard/clicks, drawn over. */
.pc-pick { display: flex; gap: 10px; flex-wrap: wrap; margin: 4px 0 14px; }
/* Each chip's colour comes from a class: the strict CSP (style-src 'self') blocks inline style="--c: ..." attributes,
   which left every chip white with an invisible tick even when it was ticked. */
.pc-chip.c-main { --c: var(--main); } .pc-chip.c-pc2 { --c: var(--pc2); } .pc-chip.c-pc3 { --c: var(--pc3); } .pc-chip.c-pc4 { --c: var(--pc4); } .pc-chip.c-pc5 { --c: var(--pc5); } .pc-chip.c-pc6 { --c: var(--pc6); } .pc-chip.c-pc7 { --c: var(--pc7); }
.pc-chip {
  position: relative; flex: 1 1 0; min-width: 108px;
  display: flex; flex-direction: column; gap: 2px;
  padding: 11px 12px 11px 42px; border-radius: 12px; cursor: pointer; user-select: none;
  border: 1px solid var(--line); background: rgba(5, 8, 15, 0.55); opacity: .62;
  transition: border-color .15s ease, background .15s ease, box-shadow .15s ease, opacity .15s ease, transform .08s ease;
}
.pc-chip:hover { opacity: .9; border-color: color-mix(in srgb, var(--c) 55%, transparent); }
.pc-chip:active { transform: translateY(1px); }
.pc-chip input { position: absolute; opacity: 0; width: 1px; height: 1px; margin: 0; padding: 0; pointer-events: none; }
.pc-chip .tick {
  position: absolute; left: 13px; top: 50%; width: 19px; height: 19px; margin-top: -9.5px;
  border-radius: 6px; border: 2px solid var(--muted); background: transparent; transition: all .15s ease;
}
.pc-chip .pc-name { font-weight: 650; letter-spacing: .2px; }
.pc-chip .pc-n { font-size: 12px; color: var(--muted); }
.pc-chip.on {
  opacity: 1; border-color: var(--c);
  background: linear-gradient(135deg, color-mix(in srgb, var(--c) 20%, rgba(5, 8, 15, .6)), rgba(5, 8, 15, .55));
  box-shadow: 0 0 0 1px color-mix(in srgb, var(--c) 35%, transparent), 0 8px 22px color-mix(in srgb, var(--c) 22%, transparent);
}
.pc-chip.on .pc-name { color: var(--c); }
.pc-chip.on .tick { background: var(--c); border-color: var(--c); box-shadow: 0 0 10px color-mix(in srgb, var(--c) 60%, transparent); }
.pc-chip.on .tick::after {
  content: ''; position: absolute; left: 5px; top: 1px; width: 5px; height: 10px;
  border: solid #07090f; border-width: 0 2.5px 2.5px 0; transform: rotate(45deg);
}
.pc-chip input:focus-visible ~ .tick { outline: 2px solid var(--accent); outline-offset: 2px; }
/* A PC the server cannot include yet (PC4 before it is connected): visible, not tickable. */
.pc-chip.off, .pc-chip.off:hover { opacity: .38; cursor: not-allowed; border-color: var(--line); }
.pc-chip.off:active { transform: none; }

/* /shop (customer page): same cards and KPIs as the panel, narrower. */
.app.shop { max-width: 980px; }
.shop .logo .chip { font-size: 12px; margin-left: 4px; }
.shop-row { display: flex; gap: 8px; }
.shop-row input { max-width: 220px; }
.shop-buy p { margin: 8px 0 0; }
.shop-buy, .shop-orders { margin-bottom: 14px; }
.cust { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; }
.cust th { text-align: left; color: var(--muted); font-size: 12px; font-weight: 600; padding: 0 8px 6px; }
.cust td { padding: 8px; border-top: 1px solid var(--line); }
.cust th:nth-child(n+3), .cust td:nth-child(n+3) { text-align: right; }
.cust td:first-child { color: var(--muted); width: 36px; }
.cust tbody tr:first-child td:first-child { color: var(--warn); font-weight: 700; }
.orders { display: grid; gap: 8px; }
.order { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; padding: 10px 12px; border: 1px solid var(--line); border-radius: 12px; background: rgba(5, 8, 15, 0.45); }
.order .o-date { color: var(--muted); font-size: 13px; min-width: 150px; }
.order .o-n { font-weight: 700; font-variant-numeric: tabular-nums; }
.order .o-cost { color: var(--muted); font-size: 13px; }
.order button { margin-left: auto; }
.pre-list { display: grid; gap: 10px; margin-top: 12px; }
.pre-list:empty { display: none; }
.pre-item { padding: 12px; border: 1px solid var(--line); border-radius: 12px; background: rgba(5, 8, 15, 0.45); }
.pre-head { display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap; margin-bottom: 10px; }
.pre-head .o-n { font-weight: 700; font-variant-numeric: tabular-nums; }
.pre-head .o-date { color: var(--muted); font-size: 13px; }
.po-bar { height: 12px; border-radius: 99px; background: rgba(120, 140, 190, 0.14); overflow: hidden; }
.po-bar > i { display: block; height: 100%; border-radius: 99px; background: linear-gradient(90deg, var(--accent), var(--accent2)); width: 0; transition: width .6s ease; }
.po-bar > i.done { background: linear-gradient(90deg, #059669, var(--good)); }
.pre-foot { display: flex; align-items: center; gap: 12px; margin-top: 8px; font-size: 13px; font-variant-numeric: tabular-nums; }
.pre-foot button { margin-left: auto; }
.pre-confirm { display: grid; gap: 8px; margin: 12px 0; }
.auto-box { margin-top: 14px; padding-top: 12px; border-top: 1px solid var(--line); }
.auto-head { display: flex; align-items: center; gap: 10px; font-weight: 600; margin-bottom: 8px; }
.pre-confirm b { font-variant-numeric: tabular-nums; }
.dep-qr { display: block; width: 220px; height: 220px; margin: 0 auto 10px; padding: 8px; background: #fff; border-radius: 12px; }
.dep-line { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin-bottom: 6px; }
.dep-line code { font-size: 13px; overflow-wrap: anywhere; }
.dep-line b { font-size: 17px; font-variant-numeric: tabular-nums; }
.dep-status { font-weight: 600; margin: 6px 0 0; }
.dep-status.good { color: var(--good); } .dep-status.bad { color: var(--bad); } .dep-status.wait { color: var(--warn); }