:root {
  --bg: #090b0f;
  --surface: #101319;
  --surface-2: #151920;
  --surface-3: #1b2029;
  --line: #242a34;
  --line-soft: #1b2028;
  --text: #f4f6f8;
  --muted: #8d96a5;
  --dim: #626b79;
  --green: #26d99a;
  --green-soft: #10271f;
  --red: #ff6275;
  --red-soft: #2b151b;
  --amber: #f3b34c;
  --amber-soft: #2a2113;
  --blue: #7891ff;
  --sidebar: 224px;
  --radius: 10px;
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background: var(--bg);
  font-synthesis: none;
}

* { box-sizing: border-box; }

html { min-width: 320px; background: var(--bg); }

body {
  min-height: 100vh;
  margin: 0;
  background: var(--bg);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
}

button, input { font: inherit; }
button { color: inherit; }
button:focus-visible, input:focus-visible, a:focus-visible { outline: 2px solid var(--blue); outline-offset: 2px; }
a { color: inherit; text-decoration: none; }

.app-shell { min-height: 100vh; }

.sidebar {
  position: fixed;
  inset: 0 auto 0 0;
  z-index: 20;
  display: flex;
  width: var(--sidebar);
  flex-direction: column;
  border-right: 1px solid var(--line-soft);
  background: #0c0f14;
}

.brand {
  display: flex;
  min-height: 86px;
  align-items: center;
  gap: 12px;
  padding: 0 24px;
  border-bottom: 1px solid var(--line-soft);
}

.brand-mark, .dialog-icon {
  display: grid;
  width: 35px;
  height: 35px;
  place-items: center;
  border: 1px solid #2d8c6d;
  border-radius: 8px;
  background: #10231d;
  color: var(--green);
  font-weight: 850;
  letter-spacing: -.04em;
}

.brand strong { display: block; font-size: 15px; letter-spacing: .01em; }
.brand small { display: block; margin-top: 3px; color: var(--dim); font-size: 10px; font-weight: 700; letter-spacing: .16em; text-transform: uppercase; }

.nav-list { display: grid; gap: 5px; padding: 22px 14px; }

.nav-item {
  display: flex;
  width: 100%;
  align-items: center;
  gap: 13px;
  padding: 11px 12px;
  border: 1px solid transparent;
  border-radius: 7px;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  font-size: 13px;
  font-weight: 650;
  text-align: left;
  transition: background .15s ease, color .15s ease, border-color .15s ease;
}

.nav-item:hover { background: var(--surface); color: var(--text); }
.nav-item.is-active { border-color: #25352f; background: #111b18; color: var(--green); }
.nav-item svg { width: 18px; height: 18px; flex: 0 0 auto; fill: currentColor; }

.sidebar-foot { margin-top: auto; padding: 20px 18px 22px; border-top: 1px solid var(--line-soft); }
.connection-mini { display: flex; align-items: center; gap: 10px; }
.connection-mini strong { display: block; font-size: 11px; font-weight: 700; }
.connection-mini small { display: block; margin-top: 3px; color: var(--dim); font-size: 10px; }
.live-dot { width: 8px; height: 8px; flex: 0 0 auto; border-radius: 50%; background: var(--amber); box-shadow: 0 0 0 4px rgba(243,179,76,.09); }
.live-dot.is-online { background: var(--green); box-shadow: 0 0 0 4px rgba(38,217,154,.09); }
.live-dot.is-offline { background: var(--red); box-shadow: 0 0 0 4px rgba(255,98,117,.09); }
.version-line { margin-top: 17px; color: var(--dim); font: 10px ui-monospace, SFMono-Regular, Consolas, monospace; }

.main { min-height: 100vh; margin-left: var(--sidebar); }

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  min-height: 86px;
  align-items: center;
  justify-content: space-between;
  padding: 0 32px;
  border-bottom: 1px solid var(--line-soft);
  background: rgba(9,11,15,.94);
  backdrop-filter: blur(14px);
}

.eyebrow { margin: 0 0 7px; color: var(--dim); font-size: 9px; font-weight: 800; letter-spacing: .17em; text-transform: uppercase; }
.topbar h1 { margin: 0; font-size: 21px; font-weight: 720; letter-spacing: -.02em; }
.topbar-actions { display: flex; align-items: center; gap: 12px; }
.sync-label { color: var(--dim); font-size: 11px; }

.badge {
  display: inline-flex;
  min-height: 24px;
  align-items: center;
  justify-content: center;
  padding: 0 9px;
  border: 1px solid var(--line);
  border-radius: 5px;
  background: var(--surface-2);
  color: var(--muted);
  font-size: 9px;
  font-weight: 800;
  letter-spacing: .09em;
  text-transform: uppercase;
}

.badge-mode { color: var(--amber); }
.badge.is-good { border-color: #245c49; background: var(--green-soft); color: var(--green); }
.badge.is-warn { border-color: #5e4927; background: var(--amber-soft); color: var(--amber); }
.badge.is-bad { border-color: #63313a; background: var(--red-soft); color: var(--red); }

.icon-button {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: var(--surface);
  cursor: pointer;
}
.icon-button:hover { background: var(--surface-2); }
.icon-button svg { width: 16px; height: 16px; fill: var(--muted); }
.icon-button.is-spinning svg { animation: spin .7s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

.page { display: none; max-width: 1480px; margin: 0 auto; padding: 26px 32px 48px; }
.page.is-active { display: block; }

.offline-banner {
  margin: 18px 32px 0;
  padding: 11px 14px;
  border: 1px solid #63313a;
  border-radius: 7px;
  background: var(--red-soft);
  color: var(--red);
  font-size: 12px;
}
.offline-banner span { margin-left: 5px; color: #dba3aa; }

.card { border: 1px solid var(--line-soft); border-radius: var(--radius); background: var(--surface); }

.hero {
  position: relative;
  display: grid;
  min-height: 250px;
  grid-template-columns: minmax(0, 1.5fr) minmax(300px, .7fr);
  overflow: hidden;
  border-color: #25322e;
  background-color: #0f1514;
  background-image: linear-gradient(rgba(38,217,154,.035) 1px, transparent 1px), linear-gradient(90deg, rgba(38,217,154,.035) 1px, transparent 1px);
  background-size: 28px 28px;
}

.hero::after { position: absolute; inset: auto 0 0; height: 2px; background: var(--green); content: ""; opacity: .7; }
.hero-copy { align-self: center; padding: 35px 38px; }
.status-kicker { display: flex; align-items: center; gap: 9px; color: var(--green); font-size: 11px; font-weight: 750; letter-spacing: .06em; text-transform: uppercase; }
.status-orb { width: 8px; height: 8px; border-radius: 50%; background: var(--amber); }
.status-orb.is-good { background: var(--green); box-shadow: 0 0 14px rgba(38,217,154,.5); }
.status-orb.is-bad { background: var(--red); }
.hero h2 { max-width: 670px; margin: 17px 0 10px; font-size: clamp(27px, 3vw, 43px); font-weight: 760; letter-spacing: -.045em; line-height: 1.05; }
.hero-copy > p { max-width: 650px; margin: 0; color: var(--muted); font-size: 13px; line-height: 1.65; }
.hero-actions { display: flex; gap: 9px; margin-top: 25px; }

.button {
  min-height: 37px;
  padding: 0 16px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: var(--surface-2);
  cursor: pointer;
  font-size: 11px;
  font-weight: 750;
  transition: transform .12s ease, filter .12s ease;
}
.button:hover:not(:disabled) { filter: brightness(1.1); transform: translateY(-1px); }
.button:disabled { cursor: not-allowed; opacity: .42; }
.button-primary { border-color: #287258; background: #143c30; color: var(--green); }
.button-danger { border-color: #66333b; background: #32181e; color: var(--red); }
.button-secondary { background: var(--surface-3); color: var(--muted); }
.button-wide { width: 100%; }

.hero-telemetry { display: grid; align-content: center; gap: 0; padding: 25px 34px; border-left: 1px solid rgba(38,217,154,.12); background: rgba(5,10,9,.62); }
.hero-telemetry div { display: flex; align-items: baseline; justify-content: space-between; gap: 15px; padding: 18px 0; border-bottom: 1px solid #1c2925; }
.hero-telemetry div:last-child { border-bottom: 0; }
.hero-telemetry span { color: var(--dim); font-size: 10px; letter-spacing: .05em; text-transform: uppercase; }
.hero-telemetry strong { font: 650 13px ui-monospace, SFMono-Regular, Consolas, monospace; }

.metric-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; margin-top: 12px; }
.metric { min-height: 126px; padding: 21px 22px; }
.metric > span { color: var(--muted); font-size: 10px; font-weight: 650; }
.metric strong { display: block; margin-top: 15px; font: 700 clamp(22px, 2.5vw, 30px) ui-monospace, SFMono-Regular, Consolas, monospace; letter-spacing: -.04em; }
.metric small { display: block; margin-top: 8px; color: var(--dim); font-size: 10px; }
.positive { color: var(--green) !important; }
.negative { color: var(--red) !important; }
.warning { color: var(--amber) !important; }

.content-grid { display: grid; grid-template-columns: minmax(0, 2fr) minmax(280px, 1fr); gap: 12px; margin-top: 12px; }
.content-grid > .card, .system-grid > .card { min-width: 0; padding: 22px; }
.span-2 { grid-column: 1; }
.card-head { display: flex; min-height: 40px; align-items: flex-start; justify-content: space-between; gap: 15px; margin-bottom: 18px; }
.card-head h2 { margin: 0; font-size: 16px; font-weight: 700; letter-spacing: -.02em; }
.subtext { margin: 8px 0 0; color: var(--muted); font-size: 11px; line-height: 1.55; }
.text-button { padding: 3px 0; border: 0; background: transparent; color: var(--green); cursor: pointer; font-size: 10px; font-weight: 700; }

.table-wrap { width: 100%; overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th { padding: 9px 12px; border-bottom: 1px solid var(--line); color: var(--dim); font-size: 9px; font-weight: 750; letter-spacing: .08em; text-align: right; text-transform: uppercase; white-space: nowrap; }
th:first-child, td:first-child { padding-left: 0; text-align: left; }
th:last-child, td:last-child { padding-right: 0; }
td { height: 54px; padding: 9px 12px; border-bottom: 1px solid var(--line-soft); color: #cad0d8; font: 11px ui-monospace, SFMono-Regular, Consolas, monospace; text-align: right; white-space: nowrap; }
tbody tr:last-child td { border-bottom: 0; }
tbody tr:hover td { background: rgba(255,255,255,.012); }
.symbol-cell { color: var(--text); font: 750 12px Inter, ui-sans-serif, sans-serif; }
.symbol-cell small { display: block; margin-top: 4px; color: var(--dim); font: 9px ui-monospace, SFMono-Regular, Consolas, monospace; }
.sparkline { display: block; width: 88px; height: 28px; margin-left: auto; overflow: visible; }
.sparkline polyline { fill: none; stroke: var(--green); stroke-width: 1.5; vector-effect: non-scaling-stroke; }
.sparkline.is-down polyline { stroke: var(--red); }
.row-state { display: inline-flex; align-items: center; gap: 6px; font: 700 9px Inter, ui-sans-serif, sans-serif; letter-spacing: .04em; text-transform: uppercase; }
.row-state::before { width: 6px; height: 6px; border-radius: 50%; background: currentColor; content: ""; }
.empty { height: 120px; color: var(--dim); font: 11px Inter, ui-sans-serif, sans-serif; text-align: center !important; }
.empty-block { display: grid; min-height: 110px; place-items: center; color: var(--dim); font-size: 11px; }

.readiness-card { grid-column: 2; grid-row: 1; }
.readiness-score { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; padding: 16px 0 19px; border-bottom: 1px solid var(--line-soft); }
.readiness-score strong { font: 720 31px ui-monospace, SFMono-Regular, Consolas, monospace; }
.readiness-score span { padding-bottom: 4px; color: var(--dim); font-size: 10px; }
.check-list { display: grid; gap: 11px; margin: 18px 0 0; padding: 0; list-style: none; }
.check-list li { display: flex; align-items: flex-start; gap: 9px; color: var(--muted); font-size: 10px; line-height: 1.45; }
.check-dot { width: 7px; height: 7px; margin-top: 3px; flex: 0 0 auto; border-radius: 50%; background: var(--green); }
.check-dot.is-bad { background: var(--red); }
.check-dot.is-warn { background: var(--amber); }

.position-list { display: grid; gap: 0; }
.position-row { display: grid; grid-template-columns: 1.1fr repeat(4, minmax(85px, .8fr)); align-items: center; gap: 14px; min-height: 60px; border-bottom: 1px solid var(--line-soft); }
.position-row:last-child { border-bottom: 0; }
.position-row > div { min-width: 0; text-align: right; }
.position-row > div:first-child { text-align: left; }
.position-row span { display: block; margin-bottom: 4px; color: var(--dim); font-size: 9px; }
.position-row strong { display: block; overflow: hidden; font: 650 11px ui-monospace, SFMono-Regular, Consolas, monospace; text-overflow: ellipsis; white-space: nowrap; }

.model-card { grid-column: 2; grid-row: 2; }
.model-glyph { display: grid; width: 34px; height: 34px; place-items: center; border: 1px solid #2d385b; border-radius: 7px; background: #151a2c; color: var(--blue); font: 700 18px Georgia, serif; }
.model-state { padding: 14px 0 20px; border-bottom: 1px solid var(--line-soft); }
.model-state strong { display: block; font-size: 15px; }
.model-state span { display: block; margin-top: 6px; color: var(--muted); font-size: 10px; line-height: 1.45; }
.compact-dl, .system-dl { margin: 14px 0 0; }
.compact-dl div, .system-dl div { display: flex; align-items: center; justify-content: space-between; gap: 14px; padding: 9px 0; border-bottom: 1px solid var(--line-soft); }
.compact-dl div:last-child, .system-dl div:last-child { border-bottom: 0; }
.compact-dl dt, .system-dl dt { color: var(--dim); font-size: 10px; }
.compact-dl dd, .system-dl dd { margin: 0; font: 650 10px ui-monospace, SFMono-Regular, Consolas, monospace; text-align: right; }

.page-card { min-height: 460px; padding: 24px; }
.page-card-head { align-items: center; margin-bottom: 24px; }
.table-large td { height: 61px; }
.search-box { display: flex; width: 220px; height: 36px; align-items: center; gap: 8px; padding: 0 11px; border: 1px solid var(--line); border-radius: 7px; background: var(--bg); }
.search-box svg { width: 15px; height: 15px; fill: var(--dim); }
.search-box input { width: 100%; border: 0; outline: 0; background: transparent; color: var(--text); font-size: 11px; }
.search-box input::placeholder { color: var(--dim); }

.positions-metrics { margin-top: 0; margin-bottom: 12px; }
.activity-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.activity-card { min-width: 0; padding: 22px; }
.feed { max-height: calc(100vh - 205px); min-height: 420px; overflow-y: auto; scrollbar-width: thin; scrollbar-color: var(--line) transparent; }
.feed-item { padding: 14px 0; border-bottom: 1px solid var(--line-soft); }
.feed-item:first-child { padding-top: 2px; }
.feed-item:last-child { border-bottom: 0; }
.feed-top { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.feed-top strong { font-size: 11px; }
.feed-top time { color: var(--dim); font: 9px ui-monospace, SFMono-Regular, Consolas, monospace; }
.feed-item p { margin: 7px 0 0; color: var(--muted); font-size: 10px; line-height: 1.55; }
.feed-meta { display: flex; gap: 10px; margin-top: 8px; color: var(--dim); font: 9px ui-monospace, SFMono-Regular, Consolas, monospace; }
.action-label { font-size: 9px !important; letter-spacing: .05em; }

.system-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.system-grid > .card { min-height: 290px; }
.control-buttons { display: flex; gap: 9px; margin-top: 24px; }
.setting-row { display: flex; align-items: center; justify-content: space-between; gap: 20px; margin-top: 26px; padding-top: 20px; border-top: 1px solid var(--line-soft); }
.setting-row strong { display: block; font-size: 11px; }
.setting-row span { display: block; margin-top: 5px; color: var(--dim); font-size: 10px; }
.switch { position: relative; display: inline-flex; cursor: pointer; }
.switch input { position: absolute; width: 1px; height: 1px; opacity: 0; }
.switch > span { position: relative; width: 40px; height: 22px; margin: 0; border: 1px solid var(--line); border-radius: 12px; background: var(--surface-3); transition: background .15s ease; }
.switch > span::after { position: absolute; top: 3px; left: 3px; width: 14px; height: 14px; border-radius: 50%; background: var(--muted); content: ""; transition: transform .15s ease, background .15s ease; }
.switch input:checked + span { border-color: #287258; background: #143c30; }
.switch input:checked + span::after { background: var(--green); transform: translateX(18px); }
.switch input:focus-visible + span { outline: 2px solid var(--blue); outline-offset: 2px; }
.guard-note { margin: 17px 0 0; padding: 11px 12px; border-left: 2px solid var(--amber); background: #17140f; color: #a99c88; font-size: 9px; line-height: 1.55; }

.dialog { width: min(430px, calc(100vw - 32px)); padding: 0; border: 1px solid var(--line); border-radius: 11px; background: #11151b; color: var(--text); box-shadow: 0 28px 90px rgba(0,0,0,.62); }
.dialog::backdrop { background: rgba(3,5,8,.82); backdrop-filter: blur(8px); }
.dialog form { padding: 28px; }
.dialog-icon { margin-bottom: 24px; }
.dialog h2 { margin: 0; font-size: 22px; letter-spacing: -.03em; }
.dialog p:not(.eyebrow):not(.form-error) { margin: 11px 0 22px; color: var(--muted); font-size: 11px; line-height: 1.6; }
.dialog label { display: block; margin-bottom: 8px; color: var(--muted); font-size: 10px; }
.dialog input { width: 100%; height: 40px; padding: 0 11px; border: 1px solid var(--line); border-radius: 7px; outline: 0; background: #090c10; color: var(--text); }
.auth-fields { display: grid; gap: 14px; }
.dialog .button-wide { margin-top: 14px; }
.form-error { min-height: 16px; margin: 8px 0 0; color: var(--red); font-size: 9px; }
.dialog-actions { display: flex; justify-content: flex-end; gap: 9px; }

.toast { position: fixed; right: 24px; bottom: 24px; z-index: 50; max-width: 360px; padding: 12px 15px; border: 1px solid var(--line); border-radius: 8px; background: var(--surface-3); color: var(--text); font-size: 11px; opacity: 0; pointer-events: none; transform: translateY(12px); transition: opacity .16s ease, transform .16s ease; }
.toast.is-visible { opacity: 1; transform: translateY(0); }
.toast.is-error { border-color: #63313a; color: var(--red); }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; }

@media (max-width: 1100px) {
  :root { --sidebar: 76px; }
  .brand { justify-content: center; padding: 0; }
  .brand > span:last-child, .nav-item span, .sidebar-foot { display: none; }
  .nav-list { padding-inline: 11px; }
  .nav-item { justify-content: center; padding-inline: 0; }
  .content-grid { grid-template-columns: 1fr; }
  .span-2, .readiness-card, .model-card { grid-column: 1; grid-row: auto; }
  .activity-grid { grid-template-columns: 1fr; }
  .feed { max-height: 520px; min-height: 280px; }
}

@media (max-width: 760px) {
  :root { --sidebar: 0px; }
  .sidebar { inset: auto 0 0; width: 100%; height: 64px; border-top: 1px solid var(--line); border-right: 0; }
  .brand, .sidebar-foot { display: none; }
  .nav-list { display: grid; height: 100%; grid-template-columns: repeat(5, 1fr); gap: 0; padding: 5px 8px; }
  .nav-item { flex-direction: column; justify-content: center; gap: 4px; padding: 4px; font-size: 8px; }
  .nav-item span { display: block; }
  .nav-item svg { width: 16px; height: 16px; }
  .main { margin-left: 0; padding-bottom: 64px; }
  .topbar { min-height: 70px; padding: 0 18px; }
  .topbar .eyebrow, .sync-label { display: none; }
  .topbar h1 { font-size: 18px; }
  .page { padding: 18px 14px 32px; }
  .offline-banner { margin: 12px 14px 0; }
  .hero { min-height: 0; grid-template-columns: 1fr; }
  .hero-copy { padding: 27px 23px; }
  .hero h2 { font-size: 30px; }
  .hero-telemetry { grid-template-columns: repeat(3, 1fr); padding: 0 20px; border-top: 1px solid #1c2925; border-left: 0; }
  .hero-telemetry div { display: block; padding: 15px 7px; border-right: 1px solid #1c2925; border-bottom: 0; text-align: center; }
  .hero-telemetry div:last-child { border-right: 0; }
  .hero-telemetry strong { display: block; margin-top: 6px; font-size: 10px; }
  .metric-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .metric { min-height: 112px; padding: 17px; }
  .metric strong { font-size: 21px; }
  .content-grid, .system-grid { grid-template-columns: 1fr; }
  .system-grid > .card { min-height: 0; }
  .page-card { padding: 18px; }
  .page-card-head { align-items: flex-start; }
  .search-box { width: 150px; }
  .position-row { grid-template-columns: 1fr 1fr; padding: 12px 0; }
  .position-row > div:nth-child(n+4) { display: none; }
  .toast { right: 14px; bottom: 78px; left: 14px; max-width: none; }
}

@media (max-width: 440px) {
  .badge-mode { display: none; }
  .hero-actions, .control-buttons { display: grid; grid-template-columns: 1fr 1fr; }
  .button { padding-inline: 11px; }
  .metric-grid { gap: 8px; }
  .metric { padding: 15px; }
  .metric > span { font-size: 9px; }
  .page-card-head { display: block; }
  .search-box { width: 100%; margin-top: 16px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}