/* txmesh shared theme — every page links this before its own <style>
   (as /theme.css?v=N — bump N in ALL pages when this file or theme.js
   changes; Cloudflare's zone browser-TTL overrides our no-cache for css/js).
   Single source of truth for design tokens, typography scale, and the
   shared components (topbar, buttons, panels, badges, tables, footer).
   Pages keep only page-specific rules locally and may override any token.

   Theme selection: html[data-theme] (stamped pre-paint by /theme.js from
   localStorage 'ms.theme') wins; with no stored choice the OS preference
   applies; the default is dark. */

/* ---------- design tokens ---------- */
:root{
  --bg:#0b0d10; --surface:#14171c; --surface-2:#1b2028; --hover:#1f2630;
  --border:rgba(255,255,255,.08); --border-2:rgba(255,255,255,.14);
  --ink:#e8edf3; --ink-2:#98a5b5; --ink-3:#606c7c;
  --accent:#22d3ee; --accent-dim:rgba(34,211,238,.13); --accent-contrast:#062a30;
  --good:#2ec26e; --warn:#fab219; --crit:#e15b5b;
  /* readable on-tint text for badges/status pills */
  --good-ink:#8ef0b6; --warn-ink:#ffd486; --crit-ink:#f3a3a3; --accent-ink:#8fd8e8;
  /* validated categorical ramp (charts, node types) */
  --c1:#3987e5; --c2:#199e70; --c3:#c98500; --c4:#008300;
  --c5:#9085e9; --c6:#e66767; --c7:#d55181; --c8:#d95926;
  --grid:rgba(255,255,255,.045); --axis:rgba(255,255,255,.10);
  --map-bg:#0a0c0f; --shadow:rgba(0,0,0,.5);
  --topbar-bg:rgba(11,13,16,.72);
  --glow-1:rgba(34,211,238,.09); --glow-2:rgba(34,211,238,.05);
  --font-sans:'Inter',system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --font-mono:'JetBrains Mono',ui-monospace,SFMono-Regular,Menlo,monospace;
  /* bootstrap bridge (no-ops on non-bootstrap pages) */
  --bs-body-bg:var(--bg); --bs-body-color:var(--ink);
  --bs-border-color:var(--border); --bs-emphasis-color:var(--ink);
  --bs-secondary-color:var(--ink-2); --bs-tertiary-color:var(--ink-3);
  --bs-font-sans-serif:var(--font-sans);
}
html[data-theme="light"]{
  --bg:#f4f5f3; --surface:#ffffff; --surface-2:#f0f0ed; --hover:#eaeae7;
  --border:rgba(0,0,0,.10); --border-2:rgba(0,0,0,.20);
  --ink:#141414; --ink-2:#52514e; --ink-3:#8a8880;
  --accent:#0e97ad; --accent-dim:rgba(14,151,173,.13); --accent-contrast:#ffffff;
  --good-ink:#137a45; --warn-ink:#8a5a00; --crit-ink:#b03535; --accent-ink:#0b6f80;
  --c1:#2a78d6; --c2:#1baf7a; --c3:#eda100; --c4:#008300;
  --c5:#4a3aa7; --c6:#e34948; --c7:#e87ba4; --c8:#eb6834;
  --grid:rgba(0,0,0,.06); --axis:rgba(0,0,0,.16);
  --map-bg:#e8e8e4; --shadow:rgba(0,0,0,.2);
  --topbar-bg:rgba(244,245,243,.82);
  --glow-1:rgba(14,151,173,.08); --glow-2:rgba(14,151,173,.04);
}
@media (prefers-color-scheme: light){
  html:not([data-theme]){
    --bg:#f4f5f3; --surface:#ffffff; --surface-2:#f0f0ed; --hover:#eaeae7;
    --border:rgba(0,0,0,.10); --border-2:rgba(0,0,0,.20);
    --ink:#141414; --ink-2:#52514e; --ink-3:#8a8880;
    --accent:#0e97ad; --accent-dim:rgba(14,151,173,.13); --accent-contrast:#ffffff;
    --good-ink:#137a45; --warn-ink:#8a5a00; --crit-ink:#b03535; --accent-ink:#0b6f80;
    --c1:#2a78d6; --c2:#1baf7a; --c3:#eda100; --c4:#008300;
    --c5:#4a3aa7; --c6:#e34948; --c7:#e87ba4; --c8:#eb6834;
    --grid:rgba(0,0,0,.06); --axis:rgba(0,0,0,.16);
    --map-bg:#e8e8e4; --shadow:rgba(0,0,0,.2);
    --topbar-bg:rgba(244,245,243,.82);
    --glow-1:rgba(14,151,173,.08); --glow-2:rgba(14,151,173,.04);
  }
}

/* ---------- base ---------- */
*{ box-sizing:border-box; }
body{
  margin:0; background:var(--bg); color:var(--ink);
  font-family:var(--font-sans); line-height:1.5;
  -webkit-font-smoothing:antialiased; letter-spacing:.1px;
}
body.glow{
  background:
    radial-gradient(1100px 560px at 82% -8%, var(--glow-1), transparent 60%),
    radial-gradient(900px 500px at 10% 120%, var(--glow-2), transparent 55%),
    var(--bg);
}
a{ color:var(--accent); text-decoration:none; }
a:hover{ text-decoration:underline; }
:focus-visible{ outline:2px solid var(--accent); outline-offset:2px; }
.mono,.font-monospace{ font-family:var(--font-mono)!important; }
.tnum{ font-variant-numeric:tabular-nums; }
.muted{ color:var(--ink-3); } .sec{ color:var(--ink-2); }

/* ---------- type scale ----------
   h1 (page title) → .sec-title (section) → .ptitle (panel, uppercase)
   .lede (intro) → .body (prose) → .sec-sub (section caption) */
h1{ font-size:clamp(1.8rem,4.5vw,2.6rem); line-height:1.06; letter-spacing:-.9px;
  font-weight:800; margin:0 0 .9rem; }
.eyebrow{ font-size:.74rem; font-weight:700; letter-spacing:.16em; text-transform:uppercase;
  color:var(--accent); margin-bottom:.7rem; }
.lede{ font-size:1.08rem; line-height:1.55; margin:0 0 1rem; max-width:46rem; }
.body{ font-size:.96rem; line-height:1.62; color:var(--ink-2); margin:0 0 1rem; max-width:46rem; }
.body strong, .body b{ color:var(--ink); }
.sec-title{ font-size:1.25rem; font-weight:700; letter-spacing:-.3px; margin:0 0 .3rem;
  display:flex; align-items:center; gap:.5rem; }
.sec-sub{ color:var(--ink-3); font-size:.9rem; margin:0 0 1.2rem; }
.ptitle{ font-size:.72rem; font-weight:600; letter-spacing:.07em; text-transform:uppercase;
  color:var(--ink-2); margin:0; display:flex; align-items:center; gap:.5rem; }
.ptitle .sub{ text-transform:none; letter-spacing:0; font-weight:400; color:var(--ink-3); font-size:.72rem; }
.hero{ padding:2.8rem 0 1.6rem; }

/* ---------- layout ---------- */
.container{ max-width:var(--page-w,960px); margin:0 auto; padding:0 1.4rem; }
.foot{ color:var(--ink-3); font-size:.82rem; padding:1.4rem; border-top:1px solid var(--border);
  display:flex; flex-wrap:wrap; gap:.4rem 1.2rem; justify-content:center; margin-top:2rem; }

/* ---------- topbar ---------- */
.topbar{ display:flex; align-items:center; flex-wrap:wrap; gap:.6rem; padding:.6rem 1rem;
  position:sticky; top:0; z-index:1030; background:var(--topbar-bg);
  backdrop-filter:blur(12px); -webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid var(--border); }
.brand{ font-weight:800; font-size:1.05rem; letter-spacing:-.3px;
  display:flex; align-items:center; gap:.55rem; color:var(--ink); text-decoration:none; }
.brand:hover{ text-decoration:none; }
.brand .dot{ width:10px; height:10px; border-radius:50%; background:var(--accent);
  box-shadow:0 0 0 4px var(--accent-dim), 0 0 12px 1px var(--accent-dim); }
.top-actions{ margin-left:auto; display:flex; align-items:center; gap:.6rem; flex-wrap:wrap; }
/* tab strip scrolls inside itself on narrow screens instead of widening the page */
.navtabs{ display:flex; gap:.25rem; background:var(--surface-2); border:1px solid var(--border);
  border-radius:9px; padding:.18rem; max-width:100%; overflow-x:auto; scrollbar-width:none; }
.navtabs::-webkit-scrollbar{ display:none; }
.navtab{ font-size:.78rem; font-weight:600; color:var(--ink-2); text-decoration:none;
  padding:.24rem .7rem; border-radius:7px; transition:.15s; white-space:nowrap; }
.navtab:hover{ color:var(--ink); text-decoration:none; }
.navtab.active{ color:var(--ink); background:var(--surface); box-shadow:0 1px 4px var(--shadow);
  border:1px solid var(--border); margin:-1px; }

/* ---------- controls ---------- */
.btn{ display:inline-flex; align-items:center; gap:.4rem; font-weight:600; font-size:.9rem;
  padding:.55rem 1rem; border-radius:10px; border:1px solid var(--border-2);
  color:var(--ink); background:var(--surface-2); transition:.15s; cursor:pointer; }
.btn:hover{ border-color:var(--accent); background:var(--surface); text-decoration:none; }
.btn.primary{ background:var(--accent); border-color:var(--accent); color:var(--accent-contrast); }
.btn.primary:hover{ filter:brightness(1.08); background:var(--accent); }
.btn.sm{ padding:.4rem .8rem; font-size:.84rem; }
.iconbtn{ background:var(--surface-2); border:1px solid var(--border); color:var(--ink-2);
  border-radius:8px; width:32px; height:32px; display:grid; place-items:center;
  cursor:pointer; font-size:.9rem; transition:.15s; }
.iconbtn:hover{ color:var(--ink); border-color:var(--accent); background:var(--hover); }
.ctl{ background:var(--surface-2); border:1px solid var(--border); color:var(--ink);
  border-radius:8px; font-size:.8rem; padding:.32rem .6rem; }
.ctl:focus{ outline:none; border-color:var(--accent); box-shadow:0 0 0 3px var(--accent-dim); }

/* ---------- surfaces ---------- */
.panel{ background:var(--surface); border:1px solid var(--border); border-radius:14px;
  box-shadow:0 1px 0 rgba(255,255,255,.02) inset, 0 8px 24px -18px var(--shadow); }
.panel-b{ padding:1rem 1.1rem; }
/* prose panels (marketing/info pages) get roomier padding */
.panel.pad{ padding:1.6rem 1.5rem; margin-bottom:1.4rem; border-radius:16px; }

/* ---------- badges / pills / chips ---------- */
.badge{ font-size:.66rem; font-weight:700; letter-spacing:.05em; text-transform:uppercase;
  padding:.15rem .5rem; border-radius:999px; border:1px solid var(--border); }
.badge.on{ color:var(--good-ink); background:rgba(46,194,110,.12); border-color:rgba(46,194,110,.35); }
.badge.want{ color:var(--warn-ink); background:rgba(250,178,25,.12); border-color:rgba(250,178,25,.35); }
.badge.partner{ color:var(--accent-ink); background:var(--accent-dim); border-color:var(--accent); }
.badge.off{ color:var(--ink-3); }
.pill{ font-size:.66rem; font-weight:600; padding:.12rem .48rem; border-radius:999px;
  background:var(--surface-2); color:var(--ink-2); border:1px solid var(--border); }
.chip{ font-size:.78rem; color:var(--ink-2); background:var(--surface-2);
  border:1px solid var(--border); border-radius:999px; padding:.05rem .5rem; }
.status{ display:inline-flex; align-items:center; gap:.4rem; font-size:.7rem; font-weight:600;
  padding:.14rem .5rem; border-radius:999px; vertical-align:middle; }
.status .sd{ width:7px; height:7px; border-radius:50%; }
.status.on{ color:var(--good-ink); background:rgba(46,194,110,.12); }
.status.on .sd{ background:var(--good); box-shadow:0 0 8px var(--good); }
.status.off{ color:var(--crit-ink); background:rgba(225,91,91,.12); }
.status.off .sd{ background:var(--crit); }

/* ---------- steps (guides) ---------- */
.steps{ display:grid; gap:.9rem; margin:0; }
.step{ display:flex; gap:.85rem; align-items:flex-start; }
.step .num{ flex:none; width:26px; height:26px; border-radius:50%; display:grid; place-items:center;
  font-size:.8rem; font-weight:700; color:var(--accent); background:var(--accent-dim);
  border:1px solid var(--accent); margin-top:.1rem; }
.step .stxt{ color:var(--ink-2); font-size:.95rem; line-height:1.55; }
.step .stxt b{ color:var(--ink); }

/* ---------- data tables (app pages) ---------- */
.tbl{ width:100%; font-size:.82rem; border-collapse:separate; border-spacing:0; }
.tbl thead th{ position:sticky; top:0; background:var(--surface); z-index:1;
  font-size:.66rem; text-transform:uppercase; letter-spacing:.06em; font-weight:600;
  color:var(--ink-3); text-align:left; padding:.5rem .6rem;
  border-bottom:1px solid var(--border); white-space:nowrap; }
.tbl tbody td{ padding:.48rem .6rem; border-bottom:1px solid var(--grid); vertical-align:middle; }
.tbl tbody tr:last-child td{ border-bottom:0; }
.tbl tbody tr{ transition:background .12s; }
.tbl tbody tr:hover{ background:var(--hover); }
.scroll{ overflow:auto; }
.scroll::-webkit-scrollbar{ width:10px; height:10px; }
.scroll::-webkit-scrollbar-thumb{ background:var(--surface-2); border-radius:99px;
  border:2px solid var(--surface); }

/* ---------- KPI tiles (app pages) ---------- */
.kpi{ background:var(--surface); border:1px solid var(--border); border-radius:14px;
  padding:.85rem 1rem; position:relative; overflow:hidden; }
.kpi::before{ content:""; position:absolute; left:0; top:0; bottom:0; width:3px;
  background:var(--accent); opacity:.8; }
.kpi .k-label{ font-size:.68rem; text-transform:uppercase; letter-spacing:.08em;
  color:var(--ink-3); font-weight:600; }
.kpi .k-val{ font-size:1.5rem; font-weight:700; line-height:1.1; margin-top:.15rem;
  letter-spacing:-.5px; }
.kpi .k-val small{ font-size:.8rem; font-weight:500; color:var(--ink-3); letter-spacing:0; }

/* ---------- toast ---------- */
.toast-msg{ position:fixed; bottom:22px; left:50%; transform:translateX(-50%) translateY(6px);
  background:var(--surface-2); border:1px solid var(--border-2); color:var(--ink);
  padding:.5rem .95rem; border-radius:11px; font-size:.82rem; z-index:2000;
  box-shadow:0 12px 32px -10px var(--shadow); opacity:0; pointer-events:none; transition:.22s; }
.toast-msg.show{ opacity:1; transform:translateX(-50%) translateY(0); }

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