/* ============================================================
   Avail Systems — design system v3 "Quiet Machines"
   Premium light enterprise. No build step, no dependencies.
   Self-hosted variable fonts. OKLCH tokens with hex fallbacks.
   Motion: purposeful, staggered, fully reduced-motion-safe.
   Compat: every v2 class keeps working (subpages + blog agent).
   Easter eggs: three national palettes (BG · NL · US) woven in
   as ambient light only — never flags. See OVERHAUL.md §4.
   ============================================================ */

/* ── self-hosted fonts (privacy: no third-party requests) ── */
@font-face {
  font-family: "Lexend";
  src: url("/assets/fonts/lexend-var.woff2") format("woff2");
  font-weight: 100 900; font-style: normal; font-display: swap;
}
@font-face {
  font-family: "Source Sans 3";
  src: url("/assets/fonts/source-sans-3-var.woff2") format("woff2");
  font-weight: 200 900; font-style: normal; font-display: swap;
}

/* ── tokens ── */
:root {
  /* base surfaces */
  --bg: #ffffff;
  --bg-soft: #f5f8fb;
  --bg-navy: #0b1424;
  --card: #ffffff;
  --card-2: #f8fafc;
  --line: #e4eaf1;
  --line-strong: #cbd7e4;

  /* ink */
  --primary: #0e1a2b;
  --body: #35455c;
  --muted: #64748b;

  /* brand accent (blue, refined) */
  --accent: #0468a3;        --accent: oklch(0.51 0.11 240);
  --accent-deep: #02527f;   --accent-deep: oklch(0.44 0.10 240);
  --accent-2: #0ea5e9;
  --accent-soft: #e3f2fd;   --accent-soft: oklch(0.96 0.02 240);
  --green: #0a916b;         --green: oklch(0.58 0.11 165);

  /* hidden palette accents — ambient only (BG·NL·US) */
  --ember: oklch(0.62 0.19 25);      /* warm red   (BG/US) */
  --glow-orange: oklch(0.75 0.14 60);/* dutch warmth (NL)  */
  --glow-green: oklch(0.80 0.10 160);/* balkan green (BG)  */
  --glow-blue: oklch(0.70 0.12 250); /* field blue  (US)   */

  --grad: linear-gradient(100deg, #0468a3, #0ea5e9);
  --grad-soft: linear-gradient(100deg, #e0f2fe, #eff6ff);

  /* depth */
  --shadow-sm: 0 1px 2px rgba(14,26,43,.05), 0 1px 3px rgba(14,26,43,.07);
  --shadow-md: 0 6px 16px rgba(14,26,43,.07), 0 12px 32px rgba(14,26,43,.06);
  --shadow-lg: 0 24px 64px rgba(14,26,43,.14);
  --ring: 0 0 0 3px color-mix(in oklab, var(--accent) 18%, transparent);

  /* geometry & rhythm — Fibonacci spacing scale (8·13·21·34·55·89)
     and φ-derived ratios. Every gap, pad and margin snaps to this. */
  --s1: 8px; --s2: 13px; --s3: 21px; --s4: 34px; --s5: 55px; --s6: 89px;
  --radius: 16px;          /* identity radius (cards) */
  --radius-sm: 13px;       /* buttons, inputs, small surfaces */
  --radius-lg: 21px;       /* console, roi, closing card */
  --maxw: 1160px;
  --ease: cubic-bezier(.22,.8,.24,1);
  --ease-out: cubic-bezier(.16,1,.3,1);      /* expo-out: expensive settle */
  --ease-spring: cubic-bezier(.34,1.4,.64,1);/* micro pops */
  --nav-bg: color-mix(in srgb, #ffffff 82%, transparent);
  /* edge lighting: 1px top highlight that makes surfaces feel lit */
  --edge: inset 0 1px 0 rgba(255,255,255,.65);
}

/* ── reset & base ── */
* { box-sizing: border-box; margin: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; }
body {
  background: var(--bg);
  color: var(--body);
  /* line-height = φ (1.618) — the reading rhythm of the whole site */
  font: 17px/1.618 "Source Sans 3", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
h1, h2, h3, h4, .logo { font-family: "Lexend", "Source Sans 3", system-ui, sans-serif; color: var(--primary); text-wrap: balance; }
p { text-wrap: pretty; }
::selection { background: color-mix(in oklab, var(--accent) 20%, transparent); }

/* whisper accents: scrollbar carries a hint of green when touched */
::-webkit-scrollbar { width: 12px; height: 12px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: color-mix(in srgb, var(--muted) 38%, transparent); border-radius: 8px; border: 3px solid transparent; background-clip: content-box; }
::-webkit-scrollbar-thumb:hover { background: color-mix(in oklab, var(--glow-green) 45%, var(--muted)); border: 3px solid transparent; background-clip: content-box; }
a { color: inherit; }
a, button { cursor: pointer; }
img { max-width: 100%; display: block; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 6px; }

.skip-link {
  position: absolute; left: -9999px; top: 12px; z-index: 100;
  background: var(--primary); color: #fff; padding: 10px 18px; border-radius: 10px; font-weight: 700; text-decoration: none;
}
.skip-link:focus { left: 12px; }

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 22px; }
.grad-text { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.accent-text { color: var(--accent); }
.eyebrow {
  display: inline-block; font-size: 0.76rem; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--accent); font-weight: 700; background: var(--accent-soft);
  border-radius: 99px; padding: 5px 14px; margin-bottom: 18px;
}

/* ── buttons ── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--s1);
  padding: var(--s2) var(--s3); border-radius: var(--radius-sm);
  background: var(--accent); color: #fff; font-weight: 700; text-decoration: none;
  border: none; font-size: 1rem; font-family: inherit;
  box-shadow: var(--shadow-sm), inset 0 1px 0 rgba(255,255,255,.18);
  transition: transform .22s var(--ease-spring), box-shadow .3s var(--ease-out), background .2s;
}
.btn:hover {
  transform: translateY(-2px);
  background: var(--accent-deep);
  /* NL easter egg: the lift glow carries a trace of orange warmth */
  box-shadow: 0 6px 18px rgba(14,26,43,.14), 0 10px 34px color-mix(in oklab, var(--glow-orange) 22%, transparent);
}
.btn:active { transform: translateY(0) scale(.985); transition-duration: .08s; }
.btn.ghost { background: var(--card); color: var(--primary); border: 1px solid var(--line-strong); box-shadow: none; }
.btn.ghost:hover { border-color: var(--accent); color: var(--accent); background: var(--card); box-shadow: none; }
.btn.navy { background: var(--primary); }
.btn.navy:hover { background: #1c2c44; }
.btn svg { width: 18px; height: 18px; stroke-width: 2; flex: 0 0 auto; }

/* ── nav ── */
nav {
  position: sticky; top: 0; z-index: 50;
  background: var(--nav-bg);
  -webkit-backdrop-filter: blur(14px) saturate(1.4);
  backdrop-filter: blur(14px) saturate(1.4);
  border-bottom: 1px solid var(--line);
}
.nav-in { display: flex; align-items: center; justify-content: space-between; padding: 13px 0; gap: 16px; }
.logo { font-weight: 700; font-size: 1.22rem; letter-spacing: -0.02em; text-decoration: none; color: var(--primary); display: inline-flex; align-items: center; gap: 9px; }
.logo .spark { color: var(--accent); }
.logo svg { width: 22px; height: 22px; color: var(--accent); transition: color .35s var(--ease-out); }
.logo:hover svg { color: var(--green); }   /* the bolt warms green on touch */
.nav-links { display: flex; gap: 24px; align-items: center; }
.nav-links a:not(.btn) {
  color: var(--body); text-decoration: none; font-size: 0.95rem; font-weight: 500; transition: color .2s;
  background: linear-gradient(var(--accent), var(--accent)) no-repeat left bottom / 0% 1.5px;
  padding-bottom: 3px; transition: color .2s, background-size .3s var(--ease-out);
}
.nav-links a:not(.btn):hover { color: var(--accent); background-size: 100% 1.5px; }
.nav-links .btn { padding: 10px 20px; font-size: 0.95rem; }

/* language switcher */
.lang-toggle { display: inline-flex; border: 1px solid var(--line-strong); border-radius: 9px; overflow: hidden; }
.lang-toggle button {
  background: var(--card); border: none; padding: 6px 11px; font-size: 0.82rem; font-weight: 700; color: var(--muted);
  font-family: inherit; transition: background .15s, color .15s;
}
.lang-toggle button[aria-pressed="true"] { background: var(--accent); color: #fff; }
.lang-toggle select {
  appearance: none; -webkit-appearance: none;
  background: var(--card); border: none; padding: 6px 24px 6px 11px; font-size: 0.82rem; font-weight: 700;
  color: var(--body); font-family: inherit; cursor: pointer;
  background-image: linear-gradient(45deg, transparent 50%, var(--muted) 50%), linear-gradient(135deg, var(--muted) 50%, transparent 50%);
  background-position: calc(100% - 14px) 55%, calc(100% - 10px) 55%;
  background-size: 4px 4px, 4px 4px; background-repeat: no-repeat;
}
.lang-toggle select:hover { color: var(--accent); }

/* ── aurora: shared ambient backdrop (hero + closing card) ──
   Three drifting glows: brand blue, a whisper of orange (NL)
   and a whisper of green (BG). ≤8% alpha — felt, not seen.  */
.aurora { position: absolute; inset: 0; overflow: hidden; pointer-events: none; }
.aurora::before, .aurora::after {
  content: ""; position: absolute; inset: -30%;
  background:
    radial-gradient(34% 42% at 24% 28%, color-mix(in oklab, var(--glow-blue) 14%, transparent), transparent 70%),
    radial-gradient(30% 38% at 78% 18%, color-mix(in oklab, var(--glow-orange) 8%, transparent), transparent 72%),
    radial-gradient(26% 34% at 62% 78%, color-mix(in oklab, var(--glow-green) 7%, transparent), transparent 70%);
  animation: aurora-drift 26s var(--ease) infinite alternate;
}
.aurora::after {
  background:
    radial-gradient(28% 36% at 70% 60%, color-mix(in oklab, var(--accent-2) 9%, transparent), transparent 70%),
    radial-gradient(22% 30% at 14% 74%, color-mix(in oklab, var(--glow-green) 6%, transparent), transparent 72%);
  animation-duration: 34s; animation-direction: alternate-reverse;
}
@keyframes aurora-drift {
  from { transform: translate3d(-2.5%, -2%, 0) rotate(-1.2deg) scale(1); }
  to   { transform: translate3d(2.5%, 2.5%, 0) rotate(1.2deg) scale(1.06); }
}

/* ── hero ── */
header { position: relative; overflow: hidden; background: linear-gradient(180deg, var(--bg-soft) 0%, var(--bg) 92%); }
/* film grain: ~2.5% fractal noise makes the light feel physical */
header::before {
  content: ""; position: absolute; inset: 0; pointer-events: none; z-index: 0; opacity: .025;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
.hero { position: relative; padding: var(--s6) 0 var(--s5); }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr); gap: clamp(28px, 5vw, 64px); align-items: center; }
.hero h1 { font-size: clamp(2.25rem, 5.2vw, 3.55rem); line-height: 1.06; letter-spacing: -0.032em; font-weight: 700; max-width: 17ch; }
.hero h1 .grad-text { white-space: nowrap; }
.hero p.sub { color: var(--body); font-size: 1.16rem; max-width: 55ch; margin: var(--s3) 0 var(--s4); }
.hero-ctas { display: flex; gap: var(--s2); flex-wrap: wrap; }
.hero-proof { display: flex; gap: var(--s1) var(--s3); flex-wrap: wrap; margin-top: var(--s4); color: var(--muted); font-size: 0.9rem; }
.hero-proof span { display: inline-flex; align-items: center; gap: 8px; }
.hero-proof svg { width: 16px; height: 16px; color: var(--green); stroke-width: 2.2; }
.pulse { display: inline-flex; align-items: center; gap: 9px; margin-top: 30px; color: var(--muted); font-size: 0.9rem; }
.dot { width: 9px; height: 9px; border-radius: 50%; background: var(--green); box-shadow: 0 0 0 4px color-mix(in oklab, var(--green) 16%, transparent); animation: blink 2.4s ease-in-out infinite; }
@keyframes blink { 50% { opacity: 0.4; } }

/* ── agent console (hero product preview) ── */
.console {
  position: relative;
  background: linear-gradient(180deg, #0d1728 0%, #0b1424 100%);
  border: 1px solid #22334d;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg), 0 0 0 1px rgba(255,255,255,.03) inset, inset 0 1px 0 rgba(255,255,255,.06);
  overflow: hidden;
  font: 0.86rem/1.75 ui-monospace, "JetBrains Mono", SFMono-Regular, Menlo, monospace;
  color: #b9c6da;
}
.console-bar { display: flex; align-items: center; gap: 8px; padding: 12px 16px; border-bottom: 1px solid #1d2c44; background: rgba(255,255,255,.02); }
.console-bar .cdot { width: 10px; height: 10px; border-radius: 50%; background: #2c3f5e; box-shadow: inset 0 -1px 2px rgba(0,0,0,.4), inset 0 1px 1px rgba(255,255,255,.25); }
/* the three window dots quietly carry red · amber · green */
.console-bar .cdot:nth-child(1) { background: color-mix(in oklab, var(--ember) 62%, #2c3f5e); }
.console-bar .cdot:nth-child(2) { background: color-mix(in oklab, var(--glow-orange) 58%, #2c3f5e); }
.console-bar .cdot:nth-child(3) { background: color-mix(in oklab, var(--glow-green) 55%, #2c3f5e); }
.console-bar .ctitle { margin-left: 8px; font-size: 0.76rem; letter-spacing: .06em; color: #7d8fa8; color: #7d8fa8; text-transform: uppercase; }
.console-bar .clive { margin-left: auto; display: inline-flex; align-items: center; gap: 6px; font-size: 0.72rem; color: #8fd3b6; }
.console-bar .clive::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--green); animation: blink 2s infinite; }
.console-body { padding: 18px 20px 22px; min-height: 285px; }
.cline { display: flex; gap: 10px; opacity: 0; transform: translateY(4px); }
.cline .t { color: #5c6f8a; flex: 0 0 auto; }
.cline .ok { color: #57c99b; }
.cline .info { color: #6db4f0; }        /* US field blue   */
.cline .warn { color: #e8a06b; }        /* NL orange trace */
.cline .alert { color: #e07a6e; }       /* BG/US ember     */
.cline .dim { color: #5c6f8a; }
.cline strong { color: #e8eef7; font-weight: 600; }
.console.play .cline { animation: cline-in .45s var(--ease) forwards; }
.console.play .cline:nth-child(1) { animation-delay: .4s; }
.console.play .cline:nth-child(2) { animation-delay: 1.15s; }
.console.play .cline:nth-child(3) { animation-delay: 2.0s; }
.console.play .cline:nth-child(4) { animation-delay: 2.9s; }
.console.play .cline:nth-child(5) { animation-delay: 3.8s; }
.console.play .cline:nth-child(6) { animation-delay: 4.7s; }
.console.play .cline:nth-child(7) { animation-delay: 5.7s; }
@keyframes cline-in { to { opacity: 1; transform: none; } }
.console-note { padding: 10px 20px; border-top: 1px solid #1d2c44; font-size: 0.72rem; color: #5c6f8a; font-family: "Source Sans 3", sans-serif; letter-spacing: .02em; }
.console-glow { position: absolute; inset: auto -20% -55% -20%; height: 80%; background: radial-gradient(50% 60% at 50% 100%, color-mix(in oklab, var(--accent-2) 16%, transparent), transparent 70%); pointer-events: none; }

/* ── trust bar ── */
.trustbar { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--card); }
.trustbar .wrap { display: flex; flex-wrap: wrap; gap: 14px 34px; align-items: center; justify-content: center; padding: 18px 22px; }
.trust-item { display: inline-flex; align-items: center; gap: 9px; color: var(--muted); font-size: 0.92rem; font-weight: 600; }
.trust-item svg { width: 18px; height: 18px; color: var(--accent); stroke-width: 2; }

/* ── legacy stat chips (kept for compat) ── */
.stats { display: flex; gap: 16px; flex-wrap: wrap; margin-top: 44px; }
.stat { flex: 1 1 200px; background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 20px 22px; box-shadow: var(--shadow-sm); }
.stat .num { font-size: 1.9rem; font-weight: 700; letter-spacing: -0.02em; color: var(--accent); font-family: "Lexend", sans-serif; }
.stat .lbl { color: var(--muted); font-size: 0.92rem; margin-top: 4px; }

/* ── sections ── */
section { padding: var(--s6) 0; position: relative; }
section.alt { background: var(--bg-soft); border-block: 1px solid var(--line); }
section.navy { background: var(--bg-navy); position: relative; overflow: hidden; }
/* ambient multi-hue glow — same prisma family as the hero aurora, ≤8% */
section.navy::after {
  content: ""; position: absolute; inset: 0; z-index: 0; pointer-events: none;
  background:
    radial-gradient(40% 55% at 82% 14%, color-mix(in oklab, var(--glow-orange) 8%, transparent), transparent 72%),
    radial-gradient(38% 50% at 16% 88%, color-mix(in oklab, var(--glow-green) 7%, transparent), transparent 72%);
}
section.navy > * { position: relative; z-index: 1; }
section.navy h2, section.navy h3, section.navy .eyebrow { color: #fff; }
section.navy .eyebrow { background: rgba(255,255,255,.10); color: #7dd3fc; }
section.navy .lead, section.navy p { color: #cbd5e1; }
.sec-head { max-width: 55ch; margin-bottom: var(--s5); }
h2 { font-size: clamp(1.75rem, 3.6vw, 2.5rem); letter-spacing: -0.028em; margin-bottom: 12px; line-height: 1.12; font-weight: 700; }
.lead { color: var(--muted); max-width: 55ch; font-size: 1.07rem; }
h3 { letter-spacing: -0.01em; }

/* ── scroll reveal system ──
   Elements with .reveal fade+rise once when they enter the
   viewport (motion.js adds .in). Stagger via --d.            */
.reveal { opacity: 0; transform: translateY(21px); transition: opacity .8s var(--ease-out), transform .8s var(--ease-out); transition-delay: var(--d, 0s); will-change: opacity, transform; }
.reveal.in { opacity: 1; transform: none; }

/* ── bento grid ── */
.bento { display: grid; gap: var(--s3); grid-template-columns: repeat(6, 1fr); }
.tile {
  position: relative; overflow: hidden;
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: var(--s4) var(--s4); box-shadow: var(--shadow-sm), var(--edge);
  transition: transform .28s var(--ease-out), border-color .28s, box-shadow .35s var(--ease-out);
  grid-column: span 2;
  display: flex; flex-direction: column;
}
.tile.wide { grid-column: span 3; }
.tile.full { grid-column: span 6; }
/* grid closure: the final tile spans the full row as a horizontal
   banner, so the bento resolves [3·3][2·2·2][6] — no orphan cell */
.bento .tile:last-child { grid-column: 1 / -1; flex-direction: row; align-items: center; gap: var(--s3); }
.bento .tile:last-child .ico-well { margin-bottom: 0; flex: 0 0 auto; }
.bento .tile:last-child p { max-width: 62ch; }
.tile:hover { transform: translateY(-4px); border-color: var(--line-strong); box-shadow: var(--shadow-md), var(--edge); }
.tile:hover .ico-well { transform: scale(1.06); }
/* BG easter egg: on hover a 1px prism hairline (white→green→red) */
.tile::before {
  content: ""; position: absolute; inset: 0 0 auto 0; height: 2px; opacity: 0;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.9) 22%, color-mix(in oklab, var(--glow-green) 55%, transparent) 55%, color-mix(in oklab, var(--ember) 40%, transparent) 85%, transparent);
  transition: opacity .35s var(--ease);
}
.tile:hover::before { opacity: .6; }
.tile h3 { font-size: 1.13rem; margin-bottom: 8px; }
.tile p { color: var(--muted); font-size: 0.97rem; }
.tile .price { display: block; margin-top: auto; padding-top: 16px; color: var(--accent); font-weight: 700; font-size: 0.92rem; }
.tile .more { margin-top: auto; padding-top: 16px; color: var(--accent); font-weight: 700; font-size: 0.9rem; display: inline-flex; align-items: center; gap: 6px; text-decoration: none; }
.tile .more svg { width: 16px; height: 16px; transition: transform .2s var(--ease); }
.tile:hover .more svg { transform: translateX(3px); }

/* ── grids & cards (legacy compat, restyled) ── */
.grid { display: grid; gap: var(--s3); grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); }
.grid-2 { display: grid; gap: var(--s3); grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.card {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: var(--s3) var(--s3); transition: transform .28s var(--ease-out), border-color .28s, box-shadow .35s var(--ease-out); box-shadow: var(--shadow-sm), var(--edge);
}
.card:hover { transform: translateY(-4px); border-color: var(--line-strong); box-shadow: var(--shadow-md), var(--edge); }
.card:hover .ico-well { transform: scale(1.06); }
.card h3 { font-size: 1.12rem; margin-bottom: 8px; }
.card p { color: var(--muted); font-size: 0.97rem; }
.card .price { display: block; margin-top: 14px; color: var(--accent); font-weight: 700; font-size: 0.92rem; }
.ico { width: 28px; height: 28px; color: var(--accent); margin-bottom: 16px; display: block; stroke-width: 1.6; }
.ico-well {
  width: 47px; height: 47px; border-radius: var(--radius-sm); display: grid; place-items: center; margin-bottom: var(--s2);
  background: var(--accent-soft);
  transition: transform .35s var(--ease-spring);
}
.ico-well svg { width: 24px; height: 24px; color: var(--accent); stroke-width: 1.7; }

/* feature row */
.feat { display: flex; gap: 16px; align-items: flex-start; }
.feat .mark { flex: 0 0 auto; width: 46px; height: 46px; border-radius: 13px; display: grid; place-items: center; background: var(--accent-soft); }
.feat .mark svg { width: 22px; height: 22px; color: var(--accent); stroke-width: 1.7; }
.feat h3 { font-size: 1.06rem; margin-bottom: 4px; }
.feat p { color: var(--muted); font-size: 0.95rem; }
section.navy .feat .mark { background: rgba(125,211,252,.12); }
section.navy .feat p { color: #94a3b8; }

/* ── process timeline (v3) ── */
.timeline { position: relative; display: grid; gap: 0; grid-template-columns: repeat(4, 1fr); counter-reset: tstep; }
.tstep { position: relative; padding: 0 22px 6px 0; counter-increment: tstep; }
.tstep::before {
  content: "0" counter(tstep);
  font-family: "Lexend", sans-serif; font-weight: 700; font-size: 0.82rem; letter-spacing: .1em; color: var(--accent);
  display: inline-block; margin-bottom: 14px;
}
.tstep::after {
  content: ""; position: absolute; top: 7px; left: 34px; right: 8px; height: 2px;
  background: linear-gradient(90deg, var(--line-strong), var(--line));
}
.tstep:last-child::after { display: none; }
.tstep h3 { font-size: 1.05rem; margin-bottom: 6px; }
.tstep p { color: var(--muted); font-size: 0.94rem; max-width: 30ch; }
.tstep .tdur { display: inline-block; margin-top: 10px; font-size: 0.78rem; font-weight: 700; color: var(--green); background: color-mix(in oklab, var(--green) 10%, #fff); border-radius: 99px; padding: 3px 10px; }

/* legacy steps (services pages) */
.steps { display: grid; gap: 18px; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); counter-reset: step; }
.step { position: relative; padding: 26px 22px; border: 1px solid var(--line); border-top: 3px solid var(--accent); background: var(--card); border-radius: 12px; box-shadow: var(--shadow-sm); }
.step::before { counter-increment: step; content: "0" counter(step); font-family: "Lexend", sans-serif; font-weight: 700; font-size: 0.85rem; letter-spacing: 0.1em; color: var(--accent); }
.step-ico { color: var(--accent); margin: 10px 0; display: block; }
.step-ico svg { width: 24px; height: 24px; stroke-width: 1.6; }
.step h3 { font-size: 1.05rem; margin: 6px 0 6px; }
.step p { color: var(--muted); font-size: 0.94rem; }

/* ── cases ── */
.case { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: var(--s3) var(--s3); box-shadow: var(--shadow-sm), var(--edge); transition: transform .28s var(--ease-out), box-shadow .35s var(--ease-out), border-color .28s; display: flex; flex-direction: column; }
.case:hover { transform: translateY(-4px); border-color: var(--line-strong); box-shadow: var(--shadow-md), var(--edge); }
.case .more svg { transition: transform .25s var(--ease-out); }
.case:hover .more svg { transform: translateX(3px); }
.case .tag { font-size: 0.72rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--accent); font-weight: 700; }
.case h3 { font-size: 1.12rem; margin: 10px 0 8px; }
.case p { color: var(--muted); font-size: 0.96rem; }
.case .result { display: inline-flex; align-items: center; gap: 7px; margin-top: 16px; color: var(--green); font-weight: 700; font-size: 0.92rem; }
.case .result svg { width: 16px; height: 16px; }
.case .more { margin-top: 14px; color: var(--accent); font-weight: 700; font-size: 0.9rem; display: inline-flex; align-items: center; gap: 6px; text-decoration: none; }

/* ── ROI calculator ── */
.roi {
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(21px, 4vw, 55px);
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius-lg); box-shadow: var(--shadow-md), var(--edge);
  padding: clamp(21px, 4vw, 34px) clamp(21px, 4vw, 55px); align-items: center;
}
.roi-controls label { display: block; font-size: 0.88rem; font-weight: 700; color: var(--primary); margin: 18px 0 8px; }
.roi-controls label:first-child { margin-top: 0; }
.roi-controls output { float: right; color: var(--accent); font-family: "Lexend", sans-serif; }
.roi-controls input[type="range"] { width: 100%; accent-color: var(--accent); height: 28px; }
.roi-controls input[type="range"]:last-of-type { accent-color: var(--green); }  /* second slider answers in green */
.roi-result { text-align: center; border-left: 1px solid var(--line); padding-left: clamp(24px, 4vw, 48px); }
.roi-result .big { font-family: "Lexend", sans-serif; font-weight: 700; font-size: clamp(2.2rem, 4.5vw, 3.1rem); letter-spacing: -0.03em; color: var(--primary); }
.roi-result .big .accent-text { color: var(--accent); }
.roi-result p { color: var(--muted); font-size: 0.95rem; max-width: 34ch; margin: 10px auto 0; }
.roi-note { grid-column: 1 / -1; font-size: 0.8rem; color: var(--muted); border-top: 1px solid var(--line); padding-top: 14px; }

/* ── FAQ ── */
.faq { display: grid; gap: var(--s2); max-width: 840px; }
details.qa { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 4px var(--s3); box-shadow: var(--shadow-sm), var(--edge); transition: border-color .25s; }
details.qa:hover { border-color: var(--line-strong); }
details.qa summary:hover { color: var(--accent); }
details.qa summary { list-style: none; cursor: pointer; padding: 16px 0; font-weight: 700; color: var(--primary); display: flex; justify-content: space-between; align-items: center; gap: 14px; font-family: "Lexend", sans-serif; }
details.qa summary::-webkit-details-marker { display: none; }
details.qa summary .chev { transition: transform .25s var(--ease); color: var(--accent); flex: 0 0 auto; }
details.qa[open] summary .chev { transform: rotate(180deg); }
details.qa p { color: var(--muted); padding: 0 0 18px; font-size: 0.97rem; }

/* ── blog cards ── */
.posts { display: grid; gap: 18px; grid-template-columns: repeat(auto-fit, minmax(290px, 1fr)); }
.post-card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: var(--s3); display: flex; flex-direction: column; transition: transform .28s var(--ease-out), border-color .28s, box-shadow .35s var(--ease-out); text-decoration: none; box-shadow: var(--shadow-sm), var(--edge); }
.post-card:hover { transform: translateY(-4px); border-color: var(--line-strong); box-shadow: var(--shadow-md), var(--edge); }
.post-card .more svg { transition: transform .25s var(--ease-out); }
.post-card:hover .more svg { transform: translateX(3px); }
.post-card .meta { font-size: 0.8rem; color: var(--muted); display: flex; gap: 10px; align-items: center; margin-bottom: 12px; }
.post-card .pill { background: var(--accent-soft); color: var(--accent); padding: 2px 10px; border-radius: 99px; font-size: 0.72rem; font-weight: 700; letter-spacing: 0.03em; }
/* pills drift subtly across the prisma palette per card (blue → green → warm) — WCAG AA text */
.post-card:nth-child(3n+2) .pill {
  background: color-mix(in oklab, var(--glow-green) 12%, #fff);
  color: oklch(0.42 0.09 165);
}
.post-card:nth-child(3n) .pill {
  background: color-mix(in oklab, var(--ember) 9%, #fff);
  color: oklch(0.45 0.13 25);
}
.post-card h3 { font-size: 1.12rem; margin-bottom: 8px; line-height: 1.3; }
.post-card p { color: var(--muted); font-size: 0.95rem; flex: 1; }
.post-card .more { margin-top: 16px; color: var(--accent); font-weight: 700; font-size: 0.9rem; display: inline-flex; align-items: center; gap: 6px; }

/* ── article ── */
.article { max-width: 760px; margin: 0 auto; padding: var(--s5) 0; }
.article .meta { font-size: 0.85rem; color: var(--muted); display: flex; gap: 12px; align-items: center; margin-bottom: 18px; flex-wrap: wrap; }
.article h1 { font-size: clamp(1.9rem, 4.4vw, 2.7rem); line-height: 1.14; letter-spacing: -0.025em; margin-bottom: 18px; }
.article .lede { font-size: 1.18rem; color: var(--body); margin-bottom: 28px; }
.article-body { color: var(--body); font-size: 1.06rem; line-height: 1.8; }
.article-body h2 { font-size: 1.45rem; margin: 36px 0 12px; }
.article-body h3 { font-size: 1.15rem; margin: 26px 0 10px; }
.article-body p { margin: 0 0 18px; }
.article-body ul, .article-body ol { margin: 0 0 18px 1.2em; }
.article-body li { margin-bottom: 8px; }
.article-body a { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; transition: text-decoration-color .25s; }
.article-body a:hover { text-decoration-color: var(--green); }
/* blockquote spine: the vertical prism (white → green → ember, muted) */
.article-body blockquote {
  border-left: 3px solid var(--accent);
  border-image: linear-gradient(180deg,
    color-mix(in srgb, #ffffff 55%, var(--accent)),
    color-mix(in oklab, var(--glow-green) 55%, var(--accent)),
    color-mix(in oklab, var(--ember) 40%, var(--accent))) 1;
  padding: 6px 0 6px 18px; color: var(--muted); margin: 0 0 21px; background: var(--card-2); border-radius: 0 8px 8px 0;
}
.source-box { background: var(--card-2); border: 1px solid var(--line); border-radius: 12px; padding: 16px 20px; margin-top: 30px; font-size: 0.92rem; }
.source-box strong { color: var(--primary); }
.source-box a { color: var(--accent); }

/* ── contact / closing card ── */
.contact-card { background: var(--bg-navy); border-radius: var(--radius-lg); padding: var(--s5) clamp(21px, 6vw, 55px); text-align: center; position: relative; overflow: hidden; box-shadow: var(--shadow-lg), inset 0 1px 0 rgba(255,255,255,.07); }
.contact-card::before { content: ""; position: absolute; inset: 0; background: radial-gradient(60% 90% at 50% 0%, color-mix(in oklab, var(--accent-2) 22%, transparent), transparent 70%); pointer-events: none; }
.contact-card h2 { color: #fff; margin-bottom: 12px; position: relative; }
.contact-card p { color: #cbd5e1; max-width: 52ch; margin: 0 auto 30px; position: relative; }
.contact-card .btn { position: relative; }
.contact-card .aurora { opacity: .5; }

/* ── footer ── */
footer { position: relative; padding: var(--s5) 0 var(--s4); color: var(--muted); font-size: 0.9rem; border-top: 1px solid var(--line); background: var(--card-2); }
/* prisma hairline — reads as generic refracted light, not a colour sequence */
footer::before {
  content: ""; position: absolute; top: -1px; left: 0; right: 0; height: 1px; pointer-events: none;
  background: linear-gradient(90deg,
    transparent 4%,
    color-mix(in oklab, var(--glow-blue) 8%, transparent) 26%,
    color-mix(in oklab, var(--glow-orange) 7%, transparent) 50%,
    color-mix(in oklab, var(--glow-green) 8%, transparent) 74%,
    transparent 96%);
}
.foot-grid { display: grid; gap: 26px; grid-template-columns: 1.5fr 1fr 1fr; }
.foot-grid h4 { color: var(--primary); font-size: 0.95rem; margin-bottom: 12px; }
.foot-grid a { color: var(--muted); text-decoration: none; display: block; margin-bottom: 8px; transition: color .2s; }
.foot-grid a:hover { color: var(--accent); }
.foot-bottom { display: flex; justify-content: space-between; gap: 14px; flex-wrap: wrap; margin-top: 34px; padding-top: 22px; border-top: 1px solid var(--line); }
.mail { color: var(--accent); text-decoration: none; font-weight: 600; }

/* ── contact form ── */
.lead-form { display: grid; gap: 14px; max-width: 560px; margin: 22px auto 0; text-align: left; }
.lead-form .row { display: grid; gap: 14px; grid-template-columns: 1fr 1fr; }
.lead-form label { display: block; font-size: 0.82rem; font-weight: 600; color: var(--primary); margin-bottom: 6px; }
.lead-form input, .lead-form textarea {
  width: 100%; padding: 12px 14px; border: 1px solid var(--line-strong); border-radius: 10px;
  font: inherit; font-size: 0.98rem; color: var(--body); background: var(--card); transition: border-color .15s, box-shadow .15s;
}
.lead-form input:focus, .lead-form textarea:focus { outline: none; border-color: var(--accent); box-shadow: var(--ring); }
/* a filled, valid field earns a quiet green edge — trust as feedback */
.lead-form input:not(:placeholder-shown):valid:not(:focus) { border-color: color-mix(in oklab, var(--green) 38%, var(--line-strong)); }
.lead-form textarea { resize: vertical; min-height: 110px; }
.lead-form .btn { justify-content: center; width: 100%; }
.lead-form .form-note { font-size: 0.82rem; color: var(--muted); text-align: center; }
.lead-form .form-note a { color: var(--accent); font-weight: 600; }
.contact-card .lead-form label { color: #dbe6f3; }
.hp-field { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

/* ── responsive ── */
@media (max-width: 980px) {
  .hero-grid { grid-template-columns: minmax(0, 1fr); }
  .hero-grid > * { min-width: 0; }
  .console { max-width: 620px; }
  .bento { grid-template-columns: repeat(2, 1fr); }
  .tile, .tile.wide { grid-column: span 1; }
  .tile.full { grid-column: span 2; }
  .timeline { grid-template-columns: 1fr 1fr; gap: 28px 18px; }
  .tstep::after { display: none; }
  .roi { grid-template-columns: 1fr; }
  .roi-result { border-left: none; border-top: 1px solid var(--line); padding: 22px 0 0; }
}
@media (max-width: 820px) {
  .nav-links a:not(.btn) { display: none; }
  .nav-links .lang-toggle { display: inline-flex; }
  .hero { padding: 60px 0 52px; }
  section { padding: 68px 0; }
  .foot-grid { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .lead-form .row, .bento, .timeline { grid-template-columns: 1fr; }
  .tile.full { grid-column: span 1; }
  .console { font-size: 0.76rem; }
  .console-body { padding: 14px 14px 18px; min-height: 0; }
  .cline { flex-wrap: wrap; }
}
@media (max-width: 480px) {
  .nav-links { gap: 10px; }
  .nav-links .btn { padding: 9px 13px; font-size: 0.85rem; }
}

/* ── theme toggle button ── */
.theme-toggle {
  width: 34px; height: 30px; border: 1px solid var(--line-strong); border-radius: 9px;
  background: var(--card); color: var(--muted); font-size: 0.95rem; line-height: 1;
  font-family: inherit; transition: color .15s, border-color .15s;
}
.theme-toggle:hover { color: var(--accent); border-color: var(--accent); }

/* ── dark mode — the Bulgarian palette steps forward ──
   Light mode is untouched. In the dark, the three hidden
   colours become the visible system: white ink, green as the
   primary accent, red as the spark/highlight. Still no flags —
   colour as identity, not as symbol.                         */
html[data-theme="dark"] {
  --bg: #0b1118; --bg-soft: #0d151f; --bg-navy: #070d15;
  --card: #111b28; --card-2: #0d151f;
  --line: #1e2b3c; --line-strong: #2d4056;
  --primary: #f4f7f5;            /* BG white  */
  --body: #c2cedb; --muted: #8395a9;
  --accent: #2fae83;        --accent: oklch(0.68 0.12 160);       /* BG green  */
  --accent-deep: #22906b;   --accent-deep: oklch(0.60 0.12 160);
  --accent-2: #e2574a;      --accent-2: oklch(0.64 0.18 25);      /* BG red    */
  --accent-soft: rgba(47,174,131,.15); --accent-soft: color-mix(in oklab, oklch(0.68 0.12 160) 17%, transparent);
  --edge: inset 0 1px 0 rgba(255,255,255,.05);
  --green: #35c493;
  --nav-bg: color-mix(in srgb, #0b1118 78%, transparent);
  --grad: linear-gradient(100deg, #2fae83, #e2574a);   /* green → red */
  --grad-soft: linear-gradient(100deg, #12241f, #241417);
  --shadow-sm: 0 1px 2px rgba(0,0,0,.35), 0 1px 3px rgba(0,0,0,.3);
  --shadow-md: 0 6px 16px rgba(0,0,0,.35), 0 12px 32px rgba(0,0,0,.28);
  --shadow-lg: 0 24px 64px rgba(0,0,0,.5);
  color-scheme: dark;
}
html[data-theme="dark"] .logo .spark { color: var(--accent-2); }        /* red spark */
html[data-theme="dark"] .btn { color: #071009; }                        /* dark ink on green — contrast */
html[data-theme="dark"] .btn.ghost { color: var(--primary); }
html[data-theme="dark"] .btn.ghost:hover { color: var(--accent); }
html[data-theme="dark"] .btn.navy { color: var(--primary); }
html[data-theme="dark"] .btn:hover {
  box-shadow: 0 6px 18px rgba(0,0,0,.4), 0 10px 34px color-mix(in oklab, var(--accent-2) 26%, transparent);
}
html[data-theme="dark"] .lang-toggle button[aria-pressed="true"] { color: #071009; }
html[data-theme="dark"] .aurora::before,
html[data-theme="dark"] .aurora::after {
  background:
    radial-gradient(34% 42% at 24% 28%, color-mix(in oklab, var(--glow-green) 22%, transparent), transparent 70%),
    radial-gradient(30% 38% at 78% 18%, color-mix(in oklab, var(--ember) 15%, transparent), transparent 72%),
    radial-gradient(26% 34% at 62% 78%, rgba(255,255,255,.05), transparent 70%);
}
html[data-theme="dark"] .aurora::after {
  background:
    radial-gradient(28% 36% at 70% 60%, color-mix(in oklab, var(--ember) 12%, transparent), transparent 70%),
    radial-gradient(22% 30% at 14% 74%, color-mix(in oklab, var(--glow-green) 14%, transparent), transparent 72%);
}
html[data-theme="dark"] .contact-card::before {
  background: radial-gradient(60% 90% at 50% 0%, color-mix(in oklab, var(--ember) 18%, transparent), transparent 70%);
}
html[data-theme="dark"] .tstep .tdur { background: color-mix(in oklab, var(--green) 20%, var(--card)); }
html[data-theme="dark"] .console { border-color: #22334d; }
html[data-theme="dark"] .trustbar { background: var(--bg-soft); }
html[data-theme="dark"] footer::before { opacity: 1; }

/* ── reduced motion: calm everything, keep content visible ── */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .dot, .clive::before, .aurora::before, .aurora::after { animation: none !important; }
  .reveal { opacity: 1 !important; transform: none !important; transition: none; }
  .console .cline, .console.play .cline { animation: none; opacity: 1; transform: none; }
  .card, .btn, .post-card, .tile, .case, .ico-well, .nav-links a:not(.btn) { transition: none; }
}