:root {
  --text-xs: clamp(0.75rem, 0.7rem + 0.2vw, 0.8125rem);
  --text-sm: clamp(0.8125rem, 0.78rem + 0.2vw, 0.875rem);
  --text-base: clamp(0.9375rem, 0.9rem + 0.2vw, 1rem);
  --text-lg: clamp(1.125rem, 1rem + 0.5vw, 1.375rem);
  --text-xl: clamp(1.5rem, 1.2rem + 1vw, 2rem);

  --space-1: 0.25rem; --space-2: 0.5rem; --space-3: 0.75rem; --space-4: 1rem;
  --space-5: 1.25rem; --space-6: 1.5rem; --space-8: 2rem; --space-10: 2.5rem;

  --color-bg: oklch(0.165 0.012 255);
  --color-surface: oklch(0.205 0.014 255);
  --color-surface-2: oklch(0.245 0.016 255);
  --color-surface-3: oklch(0.29 0.018 255);
  --color-border: oklch(1 0 0 / 0.075);
  --color-border-strong: oklch(1 0 0 / 0.14);
  --color-text: oklch(0.955 0.005 255);
  --color-text-muted: oklch(0.74 0.012 255);
  --color-text-faint: oklch(0.6 0.012 255);

  --color-primary: oklch(0.72 0.135 248);
  --color-primary-strong: oklch(0.64 0.15 250);
  --color-primary-soft: oklch(0.72 0.135 248 / 0.14);

  --color-up: oklch(0.79 0.15 158);
  --color-up-soft: oklch(0.79 0.15 158 / 0.13);
  --color-down: oklch(0.69 0.18 25);
  --color-down-soft: oklch(0.69 0.18 25 / 0.14);
  --color-warn: oklch(0.83 0.14 82);
  --color-warn-soft: oklch(0.83 0.14 82 / 0.14);

  --radius-sm: 6px; --radius-md: 10px; --radius-lg: 14px;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --font-body: 'Geist', 'Noto Sans Hebrew', 'Inter', system-ui, sans-serif;
  --font-mono: 'Geist Mono', 'JetBrains Mono', ui-monospace, monospace;
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body {
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.45;
  -webkit-font-smoothing: antialiased;
  overflow: hidden;
}
button, input, select, textarea { font: inherit; color: inherit; }
a { color: var(--color-primary); text-decoration: none; }
a:hover { text-decoration: underline; }
:focus-visible { outline: 2px solid var(--color-primary); outline-offset: 2px; border-radius: 4px; }
.num { font-family: var(--font-mono); font-variant-numeric: tabular-nums lining-nums; letter-spacing: -0.01em; }
.muted { color: var(--color-text-muted); }
.faint { color: var(--color-text-faint); }
.up { color: var(--color-up); }
.down { color: var(--color-down); }
.skip { position: absolute; left: -999px; top: 0; }
.skip:focus { left: var(--space-4); top: var(--space-2); background: var(--color-surface-2); padding: var(--space-2) var(--space-3); z-index: 99; }

/* ---------- shell ---------- */
.app { display: grid; grid-template-rows: auto 1fr; height: 100dvh; }
.topbar {
  display: flex; align-items: center; gap: var(--space-4); flex-wrap: wrap;
  padding: var(--space-3) var(--space-6);
  border-bottom: 1px solid var(--color-border);
  background: oklch(0.185 0.013 255 / 0.92);
  backdrop-filter: blur(8px);
  position: sticky; top: 0; z-index: 20;
}
.brand { display: flex; align-items: baseline; gap: var(--space-3); margin-right: auto; min-width: 0; }
.brand h1 { font-size: var(--text-lg); font-weight: 650; margin: 0; letter-spacing: -0.015em; white-space: nowrap; }
.brand a { font-size: var(--text-xs); color: var(--color-text-faint); white-space: nowrap; }
.badges { display: flex; gap: var(--space-2); flex-wrap: wrap; align-items: center; }
.badge {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 3px 10px; border-radius: 999px; font-size: var(--text-xs); font-weight: 600;
  border: 1px solid var(--color-border-strong); color: var(--color-text-muted); white-space: nowrap;
}
.badge .dot { width: 7px; height: 7px; border-radius: 50%; background: currentColor; }
.badge.sim { color: var(--color-warn); background: var(--color-warn-soft); border-color: transparent; }
.badge.live { color: var(--color-down); background: var(--color-down-soft); border-color: transparent; }
.badge.ok { color: var(--color-up); background: var(--color-up-soft); border-color: transparent; }
.badge.bad { color: var(--color-down); background: var(--color-down-soft); border-color: transparent; }
.badge.pulse .dot { animation: pulse 1.6s var(--ease) infinite; }
@keyframes pulse { 0%,100% { opacity: 1 } 50% { opacity: .35 } }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--space-2);
  min-height: 36px; padding: 0 var(--space-4); border-radius: var(--radius-sm);
  border: 1px solid var(--color-border-strong); background: var(--color-surface-2);
  font-size: var(--text-sm); font-weight: 600; cursor: pointer;
  transition: background .18s var(--ease), border-color .18s var(--ease), transform .08s;
}
.btn:hover { background: var(--color-surface-3); }
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: .45; cursor: not-allowed; }
.btn.primary { background: var(--color-primary-strong); border-color: transparent; color: oklch(0.99 0 0); }
.btn.primary:hover { background: var(--color-primary); }
.btn.danger { background: var(--color-down); border-color: transparent; color: oklch(0.16 0.02 25); }
.btn.danger:hover { filter: brightness(1.08); }
.btn.ghost { background: transparent; }

.main {
  overflow-y: auto; overscroll-behavior: contain;
  padding: var(--space-5) var(--space-6) var(--space-10);
  display: grid; gap: var(--space-4); align-content: start;
}

/* ---------- KPI ---------- */
.kpis { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: var(--space-3); }
.card {
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-lg); min-width: 0;
}
.kpi { padding: var(--space-4) var(--space-5); display: grid; gap: var(--space-1); }
.kpi .label { font-size: var(--text-xs); color: var(--color-text-muted); font-weight: 550; text-transform: uppercase; letter-spacing: .06em; }
.kpi .value { font-size: var(--text-xl); font-weight: 600; line-height: 1.15; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.kpi .sub { font-size: var(--text-xs); color: var(--color-text-faint); line-height: 1.4; overflow-wrap: anywhere; }
.kpi.accent { background: linear-gradient(180deg, var(--color-primary-soft), transparent 70%), var(--color-surface); border-color: oklch(0.72 0.135 248 / 0.28); }
.bar { height: 6px; border-radius: 999px; background: var(--color-surface-3); overflow: hidden; margin-top: var(--space-2); }
.bar > i { display: block; height: 100%; background: var(--color-primary); border-radius: inherit; transition: width .5s var(--ease); }

/* ---------- panels ---------- */
.row { display: grid; gap: var(--space-4); grid-template-columns: minmax(0, 1.7fr) minmax(0, 1fr); }
.row.even { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
.panel { display: flex; flex-direction: column; min-height: 0; }
.panel-head {
  display: flex; align-items: center; gap: var(--space-3); flex-wrap: wrap;
  padding: var(--space-3) var(--space-5); border-bottom: 1px solid var(--color-border);
}
.panel-head h2 { font-size: var(--text-sm); font-weight: 650; margin: 0; letter-spacing: .01em; }
.panel-head .spacer { margin-left: auto; }
.panel-body { padding: var(--space-4) var(--space-5); min-height: 0; }
.chart-wrap { position: relative; height: 300px; }
.legend { display: flex; gap: var(--space-4); font-size: var(--text-xs); color: var(--color-text-muted); }
.legend i { display: inline-block; width: 14px; height: 3px; border-radius: 2px; margin-right: 6px; vertical-align: middle; }

.seg { display: inline-flex; background: var(--color-surface-2); border: 1px solid var(--color-border); border-radius: var(--radius-sm); padding: 2px; }
.seg button { border: 0; background: transparent; padding: 4px 12px; min-height: 30px; border-radius: 4px; font-size: var(--text-xs); font-weight: 600; color: var(--color-text-muted); cursor: pointer; }
.seg button[aria-pressed="true"] { background: var(--color-surface-3); color: var(--color-text); }

/* events */
.events { display: grid; gap: var(--space-2); max-height: 340px; overflow-y: auto; overscroll-behavior: contain; padding: var(--space-3) var(--space-4); }
.ev { border: 1px solid var(--color-border); border-radius: var(--radius-md); padding: var(--space-3); background: var(--color-surface-2); display: grid; gap: 6px; }
.ev.pos { border-left: 3px solid var(--color-up); }
.ev.neg { border-left: 3px solid var(--color-down); }
.ev.expired { opacity: .55; }
.ev .top { display: flex; gap: var(--space-2); align-items: center; font-size: var(--text-sm); font-weight: 600; }
.ev .top .meta { margin-left: auto; font-size: var(--text-xs); color: var(--color-text-faint); font-weight: 500; }
.ev .hl { font-size: var(--text-xs); color: var(--color-text-muted); overflow: hidden; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; }
.wbar { position: relative; height: 6px; background: var(--color-surface-3); border-radius: 999px; }
.wbar > i { position: absolute; inset: 0 auto 0 0; border-radius: inherit; background: var(--color-primary); transition: width .4s var(--ease); }
.wbar > b { position: absolute; top: -3px; width: 2px; height: 12px; background: var(--color-text-faint); }
.ev .foot { display: flex; gap: var(--space-3); font-size: var(--text-xs); color: var(--color-text-faint); flex-wrap: wrap; }

/* feed */
.feed { list-style: none; margin: 0; padding: 0; max-height: 520px; overflow-y: auto; overscroll-behavior: contain; }
.feed li { padding: var(--space-3) var(--space-5); border-bottom: 1px solid var(--color-border); display: grid; gap: 4px; animation: fadein .4s var(--ease); }
.feed li.sig { background: linear-gradient(90deg, var(--color-primary-soft), transparent 60%); }
@keyframes fadein { from { opacity: 0; transform: translateY(-3px) } to { opacity: 1; transform: none } }
.feed li.old .txt { color: var(--color-text-muted); }
.feed .meta { display: flex; gap: var(--space-2); align-items: center; flex-wrap: wrap; font-size: var(--text-xs); color: var(--color-text-faint); }
.chip { display: inline-flex; align-items: center; gap: 4px; padding: 1px 8px; border-radius: 999px; font-size: var(--text-xs); font-weight: 600; background: var(--color-surface-3); color: var(--color-text-muted); white-space: nowrap; }
.chip.pos { background: var(--color-up-soft); color: var(--color-up); }
.chip.neg { background: var(--color-down-soft); color: var(--color-down); }
.chip.hedge { background: var(--color-warn-soft); color: var(--color-warn); }
.feed .txt { font-size: var(--text-sm); color: var(--color-text); word-break: break-word; }
.feed .txt[dir="rtl"] { font-family: 'Noto Sans Hebrew', var(--font-body); }

/* tabs */
.tabs { display: flex; gap: var(--space-1); }
.tabs button { border: 0; background: transparent; color: var(--color-text-muted); font-weight: 600; font-size: var(--text-sm); padding: 6px 10px; min-height: 34px; border-radius: var(--radius-sm); cursor: pointer; }
.tabs button[aria-selected="true"] { color: var(--color-text); background: var(--color-surface-2); }
.tabpanel { max-height: 520px; overflow-y: auto; overscroll-behavior: contain; }
.tabpanel[hidden] { display: none; }

table { width: 100%; border-collapse: collapse; font-size: var(--text-xs); }
th, td { text-align: left; padding: 8px var(--space-3); border-bottom: 1px solid var(--color-border); white-space: nowrap; }
th { position: sticky; top: 0; background: var(--color-surface); color: var(--color-text-faint); font-weight: 600; text-transform: uppercase; letter-spacing: .05em; z-index: 1; }
td.r, th.r { text-align: right; }
.table-wrap { overflow-x: auto; }

.empty { padding: var(--space-8) var(--space-5); text-align: center; color: var(--color-text-faint); font-size: var(--text-sm); }
.empty strong { display: block; color: var(--color-text-muted); margin-bottom: 4px; font-weight: 600; }

/* controls */
.ctl { display: grid; grid-template-columns: minmax(0, 1fr); gap: var(--space-6); padding: var(--space-5); }
.ctl > * { min-width: 0; }
.ctl h3 { font-size: var(--text-sm); margin: 0 0 var(--space-3); font-weight: 650; }
.ctl p.help { margin: calc(-1 * var(--space-2)) 0 var(--space-3); font-size: var(--text-xs); color: var(--color-text-faint); }
.grid-form { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-3); }
.field { display: grid; gap: 4px; min-width: 0; }
.field label { font-size: var(--text-xs); color: var(--color-text-muted); font-weight: 550; }
.field input, .field select, textarea {
  background: var(--color-bg); border: 1px solid var(--color-border-strong); border-radius: var(--radius-sm);
  padding: 7px 10px; min-height: 36px; font-size: var(--text-sm); width: 100%; min-width: 0;
}
textarea { min-height: 72px; resize: vertical; }
.field input:focus, textarea:focus, .field select:focus { border-color: var(--color-primary); outline: none; }
.actions { display: flex; gap: var(--space-2); flex-wrap: wrap; margin-top: var(--space-3); align-items: center; }
.examples { display: flex; gap: var(--space-2); flex-wrap: wrap; margin-top: var(--space-2); }
.examples button { border: 1px dashed var(--color-border-strong); background: transparent; color: var(--color-text-muted); font-size: var(--text-xs); border-radius: 999px; padding: 3px 10px; cursor: pointer; max-width: 100%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.examples button:hover { color: var(--color-text); border-color: var(--color-primary); }

/* overlay / dialog */
.overlay { position: fixed; inset: 0; background: oklch(0.1 0.01 255 / 0.72); display: grid; place-items: center; z-index: 50; padding: var(--space-4); }
.overlay[hidden] { display: none; }
.dialog { width: min(440px, 100%); background: var(--color-surface); border: 1px solid var(--color-border-strong); border-radius: var(--radius-lg); padding: var(--space-6); display: grid; gap: var(--space-3); }
.dialog h2 { margin: 0; font-size: var(--text-lg); }
.dialog p { margin: 0; font-size: var(--text-sm); color: var(--color-text-muted); }

.toast-wrap { position: fixed; right: var(--space-4); bottom: var(--space-4); display: grid; gap: var(--space-2); z-index: 60; }
.toast { background: var(--color-surface-3); border: 1px solid var(--color-border-strong); border-radius: var(--radius-md); padding: var(--space-3) var(--space-4); font-size: var(--text-sm); max-width: 360px; animation: fadein .25s var(--ease); }
.toast.err { border-color: var(--color-down); }
.toast.ok { border-color: var(--color-up); }

.banner { border-radius: var(--radius-md); padding: var(--space-3) var(--space-4); font-size: var(--text-sm); background: var(--color-down-soft); color: var(--color-text); border: 1px solid oklch(0.69 0.18 25 / 0.35); }
.banner[hidden] { display: none; }

.skel { background: linear-gradient(90deg, var(--color-surface-2), var(--color-surface-3), var(--color-surface-2)); background-size: 200% 100%; animation: sh 1.4s infinite; border-radius: 6px; color: transparent !important; }
@keyframes sh { to { background-position: -200% 0 } }

/* ---------- responsive ---------- */
@media (max-width: 1180px) {
  .kpis { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .row, .row.even { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 640px) {
  .topbar { padding: var(--space-3) var(--space-4); gap: var(--space-2); }
  .brand { width: 100%; }
  .badges { flex: 1; gap: 6px; }
  .badge { padding: 2px 8px; }
  #b-up { display: none; }
  .topbar .btn { min-height: 36px; padding: 0 var(--space-3); }
  .main { padding: var(--space-4) var(--space-3) var(--space-8); }
  .kpis { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .kpis .kpi:first-child { grid-column: 1 / -1; }
  .grid-form { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .chart-wrap { height: 230px; }
  .panel-head, .panel-body, .feed li { padding-left: var(--space-4); padding-right: var(--space-4); }
  .btn { min-height: 44px; }
}
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { animation: none !important; transition: none !important; } }