/* ===========================================================
   Expert System — Design System v3 (Futuristic AI / Deep Teal)
   Dark ground, cyan signal, gold highlight. Refs: Palantir,
   Anduril, Scale AI, deep-teal health identity. Glass + glow.
   =========================================================== */

:root {
  --canvas: #0A1519;
  --surface: #10242C;
  --surface-2: #16303A;
  --hairline: rgba(255,255,255,.09);
  --hairline-soft: rgba(255,255,255,.05);

  --text: #E8F1F1;          /* light teal-white body */
  --ink: #FFFFFF;
  --muted: #9FB3B5;
  --faint: #6E8487;

  --accent: #17A8B0;        /* cyan signal */
  --accent-2: #38D6DE;      /* glow / hover */
  --accent-soft: rgba(56,214,222,.10);
  --navy: #0C1B22;          /* deepest bands / footer */

  --gold: #D6A94A;

  --success: #3DD68C;
  --warn: #E4B85E;
  --caution: #E09B4C;
  --danger: #F0705A;

  --radius: 12px;
  --radius-sm: 9px;
  --radius-lg: 18px;
  --shadow: 0 1px 2px rgba(0,0,0,.3), 0 4px 16px rgba(0,0,0,.35);
  --shadow-lg: 0 10px 36px rgba(0,0,0,.5), 0 0 24px rgba(56,214,222,.06);
  --glow: 0 4px 18px rgba(23,168,176,.4);
  --glow-lg: 0 8px 30px rgba(23,168,176,.5);

  --font-ui: "Inter", system-ui, "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  --font-display: "Source Serif 4", "PT Serif", Georgia, serif;
  --font-mono: "JetBrains Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;

  --maxw: 1180px;
}

/* persona accents (bright signals on dark ground) */
[data-persona="mp"]       { --accent: #3D9BE0; --accent-2: #6FBEF5; --accent-soft: rgba(111,190,245,.10); }
[data-persona="minister"] { --accent: #2EB584; --accent-2: #5BDCA8; --accent-soft: rgba(91,220,168,.10); }
[data-persona="company"]  { --accent: #C99A3E; --accent-2: #E4B85E; --accent-soft: rgba(228,184,94,.10); }

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-ui);
  background: var(--canvas);
  color: var(--text);
  line-height: 1.6;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

/* deep-teal backdrop with cyan aura */
body::before {
  content: "";
  position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background:
    linear-gradient(180deg, #0C1B22 0%, var(--canvas) 38%),
    radial-gradient(1000px 480px at 88% -8%, rgba(23,168,176,.16), transparent 60%),
    radial-gradient(800px 500px at -10% 110%, rgba(10,93,101,.18), transparent 60%);
}
body::after {
  content: "";
  position: fixed; inset: 0; z-index: -1; opacity: .5; pointer-events: none;
  background-image: linear-gradient(rgba(56,214,222,.05) 1px, transparent 1px), linear-gradient(90deg, rgba(56,214,222,.05) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: radial-gradient(ellipse at 50% -10%, #000 0%, transparent 60%);
          mask-image: radial-gradient(ellipse at 50% -10%, #000 0%, transparent 60%);
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
h1,h2,h3,h4 { margin: 0 0 .4em; font-weight: 600; letter-spacing: -.01em; color: var(--ink); }
p { margin: 0 0 1em; color: var(--muted); }

.container { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }
.section { padding: 84px 0; }
.section.alt { background: rgba(18,38,46,.55); border-top: 1px solid var(--hairline); border-bottom: 1px solid var(--hairline); }
.eyebrow { font-family: var(--font-mono); font-size: 12px; letter-spacing: .2em; text-transform: uppercase; color: var(--accent-2); font-weight: 700; }
.serif { font-family: var(--font-display); }
.mono { font-family: var(--font-mono); }
.muted { color: var(--muted); }
.center { text-align: center; }

/* ---------- top nav ---------- */
.nav { position: sticky; top: 0; z-index: 50; backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); background: rgba(9,20,25,.82); border-bottom: 1px solid var(--hairline); }
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 66px; }
.brand { display: flex; align-items: center; gap: 11px; font-weight: 700; font-size: 16px; letter-spacing: -.01em; color: var(--ink); }
.brand .logo { width: 30px; height: 30px; border-radius: 7px; display: grid; place-items: center; background: linear-gradient(140deg, var(--accent), #0A5D65); color: #fff; font-weight: 700; font-family: var(--font-display); font-size: 17px; box-shadow: 0 0 14px rgba(56,214,222,.35); }
.nav-links { display: flex; align-items: center; gap: 28px; }
.nav-links a { color: var(--muted); font-size: 14.5px; font-weight: 500; transition: color .15s; }
.nav-links a:hover { color: var(--ink); }
.nav-actions { display: flex; align-items: center; gap: 12px; }

/* ---------- buttons ---------- */
.btn { display: inline-flex; align-items: center; gap: 8px; cursor: pointer; font: inherit; font-size: 14.5px; font-weight: 600; padding: 11px 18px; border-radius: 999px; border: 1px solid transparent; transition: transform .12s ease, background .15s, border-color .15s, box-shadow .15s; white-space: nowrap; }
.btn:active { transform: translateY(1px); }
.btn-primary { background: linear-gradient(100deg, var(--accent), #0A5D65); color: #fff; box-shadow: var(--glow); }
.btn-primary:hover { background: linear-gradient(100deg, var(--accent-2), var(--accent)); box-shadow: var(--glow-lg); transform: translateY(-1px); }
.btn-ghost { background: rgba(255,255,255,.05); border-color: rgba(255,255,255,.16); color: var(--ink); }
.btn-ghost:hover { border-color: var(--accent-2); background: var(--accent-soft); box-shadow: 0 0 16px rgba(56,214,222,.12); }
.btn-lg { padding: 14px 24px; font-size: 15.5px; border-radius: 999px; }
.btn-sm { padding: 8px 14px; font-size: 13px; }

/* ---------- chips / tags / badges ---------- */
.chip { display: inline-flex; align-items: center; gap: 6px; padding: 6px 12px; border-radius: 999px; font-size: 12.5px; background: rgba(255,255,255,.05); border: 1px solid var(--hairline); color: var(--muted); }
.chip.active, .chip:hover { color: var(--ink); border-color: var(--accent-2); cursor: pointer; background: var(--accent-soft); }
.tag { font-family: var(--font-mono); font-size: 11px; color: var(--faint); letter-spacing: .15em; text-transform: uppercase; font-weight: 600; }

.badge { display: inline-flex; align-items: center; gap: 6px; font-size: 12.5px; font-weight: 600; padding: 4px 10px; border-radius: 999px; }
.badge .dot { width: 8px; height: 8px; border-radius: 50%; }
.badge.high    { color: var(--success); background: rgba(61,214,140,.12); } .badge.high .dot{background:var(--success); box-shadow: 0 0 8px rgba(61,214,140,.6);}
.badge.medium  { color: var(--warn);    background: rgba(228,184,94,.12); } .badge.medium .dot{background:var(--warn);}
.badge.caution { color: var(--caution); background: rgba(224,155,76,.12); } .badge.caution .dot{background:var(--caution);}
.badge.verify  { color: var(--danger);  background: rgba(240,112,90,.12);  } .badge.verify .dot{background:var(--danger);}

/* language switcher (МН / RU / EN) — pill segmented control */
.es-lang-sw { display: inline-flex; align-items: center; gap: 1px; background: rgba(255,255,255,.05); border: 1px solid var(--hairline); border-radius: 999px; padding: 2px; flex-shrink: 0; }
.es-lang { background: none; border: none; padding: 4px 10px; font-size: 11.5px; font-weight: 700; color: var(--muted); cursor: pointer; font-family: inherit; letter-spacing: .03em; border-radius: 999px; line-height: 1.4; transition: background .15s, color .15s; }
.es-lang:hover { color: var(--ink); }
.es-lang.on { background: var(--accent); color: #fff; box-shadow: 0 0 12px rgba(56,214,222,.3); }
@media (max-width: 600px) { .es-lang { padding: 4px 7px; font-size: 11px; } }

/* export toolbar (Word / Excel / PDF / Copy) — prominent, premium */
.export-bar {
  display: flex; align-items: center; flex-wrap: wrap; gap: 10px 14px;
  margin-top: 20px; padding: 14px 16px;
  border-top: 1px solid rgba(56,214,222,.2);
  background: var(--accent-soft);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.export-bar__label {
  font-size: 13px; font-weight: 700; color: var(--accent-2);
  letter-spacing: .01em; white-space: nowrap; margin-right: 2px;
}
.export-bar__btns { display: flex; align-items: center; flex-wrap: wrap; gap: 8px; flex: 1 1 auto; }
.export-bar .export-btn {
  background: rgba(255,255,255,.06); border-color: rgba(255,255,255,.14); color: var(--ink);
  font-weight: 600; box-shadow: 0 1px 2px rgba(0,0,0,.3);
}
.export-bar .export-btn:hover { border-color: var(--accent-2); background: rgba(56,214,222,.12); color: var(--accent-2); box-shadow: 0 0 16px rgba(56,214,222,.15); }
.export-bar .export-btn__ico { font-size: 14px; line-height: 1; }
.export-bar .export-btn--copy { margin-left: auto; }
.export-bar .export-btn.is-copied { border-color: var(--success); color: var(--success); background: rgba(61,214,140,.12); }
@media (max-width: 560px) {
  .export-bar { flex-direction: column; align-items: stretch; }
  .export-bar__label { margin-bottom: 2px; }
  .export-bar__btns { width: 100%; }
  .export-bar .export-btn { flex: 1 1 auto; justify-content: center; }
  .export-bar .export-btn--copy { margin-left: 0; }
}
/* keep toolbar legible if it ever lands on a deep panel */
.chair-panel .export-bar { background: rgba(255,255,255,.06); border-top-color: rgba(255,255,255,.12); }
.chair-panel .export-bar__label { color: #C6D5D6; }

/* citation chip */
.cite { display: inline-flex; align-items: center; gap: 7px; font-family: var(--font-mono); font-size: 12.5px; padding: 6px 11px; border-radius: 8px; background: rgba(255,255,255,.05); border: 1px solid var(--hairline); color: var(--text); transition: border-color .15s, background .15s, box-shadow .15s; }
.cite:hover { border-color: var(--accent-2); background: var(--accent-soft); box-shadow: 0 0 12px rgba(56,214,222,.12); }
.cite .ok { color: var(--success); } .cite .pending { color: var(--warn); }

/* ---------- cards ---------- */
.card { background: rgba(255,255,255,.04); border: 1px solid var(--hairline); border-radius: var(--radius); box-shadow: var(--shadow); padding: 22px; backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); transition: border-color .18s, transform .18s, box-shadow .18s, background .18s; }
.card:hover { border-color: rgba(56,214,222,.4); transform: translateY(-2px); box-shadow: var(--shadow-lg); background: rgba(56,214,222,.05); }
.card .emoji { font-size: 24px; line-height: 1; }
.grid { display: grid; gap: 18px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-auto { grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }

/* persona card */
.persona-card { position: relative; overflow: hidden; cursor: pointer; padding-top: 26px; }
.persona-card::before { content:""; position:absolute; inset:0 0 auto 0; height:4px; background: var(--pa, var(--accent)); box-shadow: 0 0 12px var(--pa, var(--accent)); }
.persona-card .pemoji { font-size: 28px; }
.persona-card h3 { font-size: 19px; margin-top: 12px; color: var(--ink); }
.persona-card .focus { list-style: none; padding: 0; margin: 12px 0 0; }
.persona-card .focus li { font-size: 13.5px; color: var(--muted); padding: 5px 0 5px 18px; position: relative; }
.persona-card .focus li::before { content:"›"; position:absolute; left:2px; color: var(--pa, var(--accent-2)); font-weight: 700; }

/* agent card */
.agent-card { display: flex; flex-direction: column; gap: 8px; cursor: pointer; }
.agent-card .row { display: flex; align-items: center; gap: 12px; }
.agent-card h4 { font-size: 15.5px; margin: 0; color: var(--ink); }
.agent-card .tagline { font-size: 13px; color: var(--muted); margin: 0; }
.agent-card .cat { margin-top: auto; }

/* ---------- hero ---------- */
.hero { padding: 86px 0 60px; position: relative; }
.hero h1 { font-family: var(--font-display); font-size: clamp(38px, 5.6vw, 62px); line-height: 1.07; letter-spacing: -.02em; font-weight: 600; color: var(--ink); }
.hero h1 .grad { background: linear-gradient(100deg, var(--accent-2), var(--gold)); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; color: var(--accent-2); }
.hero .lede { font-size: clamp(16px, 2vw, 19px); color: var(--muted); max-width: 660px; margin-top: 18px; }
.hero-cta { display: flex; gap: 14px; margin-top: 32px; flex-wrap: wrap; }

/* instant cabinet hero box */
.instant-box { margin-top: 38px; max-width: 640px; background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.12); border-radius: var(--radius-lg); padding: 22px; box-shadow: var(--shadow-lg); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); }
.instant-box .label { font-family: var(--font-mono); font-size: 11.5px; color: var(--accent-2); margin-bottom: 12px; font-weight: 600; letter-spacing: .15em; text-transform: uppercase; }
.instant-row { display: flex; gap: 10px; flex-wrap: wrap; }
.input { flex: 1; min-width: 160px; font: inherit; font-size: 15px; color: var(--ink); background: rgba(0,0,0,.28); border: 1px solid rgba(255,255,255,.14); border-radius: 9px; padding: 12px 14px; outline: none; transition: border-color .15s, box-shadow .15s; }
.input::placeholder { color: var(--faint); }
.input:focus { border-color: var(--accent-2); box-shadow: 0 0 0 3px rgba(56,214,222,.18); }
textarea.input { width: 100%; resize: vertical; min-height: 96px; line-height: 1.55; }

/* stats strip */
.stats { display: flex; gap: 52px; flex-wrap: wrap; margin-top: 48px; padding-top: 30px; border-top: 1px solid var(--hairline); }
.stat .num { font-family: var(--font-mono); font-size: 34px; font-weight: 600; color: var(--ink); }
.stat .lbl { font-family: var(--font-mono); font-size: 11.5px; color: var(--faint); letter-spacing: .1em; text-transform: uppercase; }

/* section heads */
.shead { max-width: 680px; margin-bottom: 38px; }
.shead h2 { font-size: clamp(26px, 3.2vw, 36px); font-family: var(--font-display); letter-spacing: -.015em; color: var(--ink); }
.shead p { font-size: 16px; }

/* feature (WOW) card */
.feature { display: flex; flex-direction: column; gap: 10px; }
.feature .fnum { font-family: var(--font-mono); font-size: 12px; color: var(--accent-2); font-weight: 500; letter-spacing: .15em; }
.feature h3 { font-size: 18px; color: var(--ink); }
.feature p { font-size: 14px; margin: 0; }

/* answer / output panel */
.answer { background: rgba(255,255,255,.04); border: 1px solid var(--hairline); border-radius: var(--radius); padding: 24px; box-shadow: var(--shadow); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); }
.answer-md { line-height: 1.7; font-size: 15px; color: var(--text); }
.answer-md h1,.answer-md h2,.answer-md h3 { font-family: var(--font-ui); color: var(--ink); }
.answer-md code { font-family: var(--font-mono); font-size: .9em; background: rgba(56,214,222,.08); color: var(--accent-2); padding: 1px 6px; border-radius: 6px; }
.answer-md pre { background: rgba(0,0,0,.3); border:1px solid var(--hairline); border-radius: 10px; padding: 14px; overflow:auto; }
.answer-md pre code { background: none; color: var(--text); }
.answer-md table { border-collapse: collapse; width: 100%; margin: 12px 0; font-size: 14px; }
.answer-md th,.answer-md td { border: 1px solid var(--hairline); padding: 8px 10px; text-align: left; }
.answer-md th { background: var(--surface-2); color: var(--ink); }

/* thinking shimmer */
.thinking { display:inline-flex; align-items:center; gap:10px; color: var(--muted); font-size:14px; }
.shimmer { height: 12px; border-radius: 6px; background: linear-gradient(90deg, var(--surface-2) 25%, rgba(56,214,222,.22) 37%, var(--surface-2) 63%); background-size: 400% 100%; }
@media (prefers-reduced-motion: no-preference) {
  .shimmer { animation: sh 1.4s ease infinite; }
  @keyframes sh { 0%{background-position:100% 0} 100%{background-position:0 0} }
  .fade-up { opacity: 0; transform: translateY(10px); animation: fu .5s ease forwards; }
  @keyframes fu { to { opacity: 1; transform: none; } }
  .pulse { animation: pulse 1.6s ease-in-out infinite; }
  @keyframes pulse { 0%,100%{ box-shadow: 0 0 0 0 rgba(56,214,222,0);} 50%{ box-shadow: 0 0 0 6px rgba(56,214,222,.14);} }
}

/* footer — deepest teal band */
.footer { background: var(--navy); color: #8FA3A4; padding: 44px 0; font-size: 13.5px; border-top: 1px solid var(--hairline); }
.footer .brand { color: #fff; }
.footer .brand .logo { background: var(--accent-2); color: var(--navy); box-shadow: 0 0 14px rgba(56,214,222,.4); }
.footer a { color: #B4C5C6; }
.footer a:hover { color: var(--accent-2); }

/* scrollbars — slim, teal */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--canvas); }
::-webkit-scrollbar-thumb { background: #234550; border-radius: 6px; border: 2px solid var(--canvas); }
::-webkit-scrollbar-thumb:hover { background: var(--accent); }
* { scrollbar-width: thin; scrollbar-color: #234550 var(--canvas); }

::selection { background: rgba(56,214,222,.28); color: #fff; }
:focus-visible { outline: 2px solid var(--accent-2); outline-offset: 3px; }

/* utilities */
.flex { display:flex; } .between { justify-content: space-between; } .items-center { align-items:center; }
.gap-8{gap:8px}.gap-12{gap:12px}.gap-16{gap:16px}
.mt-8{margin-top:8px}.mt-16{margin-top:16px}.mt-24{margin-top:24px}.mt-32{margin-top:32px}
.hide { display:none !important; }

/* responsive */
@media (max-width: 900px) { .grid-3,.grid-4 { grid-template-columns: repeat(2, 1fr); } .nav-links { display: none; } .section { padding: 58px 0; } .stats { gap: 30px; } }
@media (max-width: 560px) { .grid-2,.grid-3,.grid-4 { grid-template-columns: 1fr; } }

/* country selector (GLOBAL mirror) */
.es-country-sw{margin-left:8px;background:rgba(0,0,0,.28);color:var(--text);border:1px solid var(--hairline);border-radius:999px;padding:5px 10px;font-size:12.5px;font-family:var(--font-ui);cursor:pointer;max-width:150px}
.es-country-sw:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(56,214,222,.18)}