/* ============================================================================
   cufemlab v0.3.0-platform-mvp -- Website Master Stylesheet
   Copyright (c) 2026 Eba Turan. All Rights Reserved.
   Company: Secrotec B.V. | ebaturan@gmail.com | info@secrotec.nl
   PROPRIETARY -- see LICENSE.
   ============================================================================ */

/* ---- Design tokens -------------------------------------------------------- */

:root {
  /* Background scale (dark theme default) */
  --bg-0:     #07091a;       /* page background */
  --bg-1:     #0c0f24;       /* card background */
  --bg-2:     #131835;       /* elevated surface */
  --bg-3:     #1a2049;       /* hover/focus surface */
  --border:   #232b56;
  --border-strong: #3a4577;

  /* Text */
  --fg-1:     #e8ecff;       /* primary */
  --fg-2:     #aab2d6;       /* secondary */
  --fg-3:     #6b7596;       /* tertiary / muted */

  /* Accent palette */
  --accent:        #6ce4ff;  /* GPU cyan */
  --accent-hover:  #8df0ff;
  --accent-2:      #b893ff;  /* purple */
  --accent-3:      #ffb86c;  /* gold */
  --accent-4:      #4ade80;  /* green */
  --accent-5:      #ff7b9c;  /* magenta */

  /* Status */
  --pass:    #4ade80;
  --partial: #fbbf24;
  --fail:    #ef4444;
  --info:    #6ce4ff;
  --planned: #b893ff;

  /* Typography */
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
               "Helvetica Neue", Arial, sans-serif;
  --font-mono: "JetBrains Mono", "Fira Code", ui-monospace, SFMono-Regular,
               Menlo, Consolas, "Liberation Mono", monospace;

  /* Layout */
  --maxw-page:    1280px;
  --maxw-content: 880px;
  --radius:       10px;
  --radius-lg:    14px;

  /* Motion */
  --t-fast: 120ms;
  --t-med:  220ms;
  --t-slow: 420ms;
  --ease:   cubic-bezier(.22, 1, .36, 1);
}

/* ---- Base ---------------------------------------------------------------- */

*, *::before, *::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
  /* Always reserve the vertical-scrollbar gutter so the centered .container
     does not shift horizontally between tall (scrolling) and short pages. */
  scrollbar-gutter: stable;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.65;
  color: var(--fg-1);
  background:
    radial-gradient(ellipse at top, rgba(108, 228, 255, 0.06) 0%, transparent 50%),
    radial-gradient(ellipse at bottom right, rgba(184, 147, 255, 0.04) 0%, transparent 50%),
    var(--bg-0);
  background-attachment: fixed;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color var(--t-fast) var(--ease);
}
a:hover { color: var(--accent-hover); }

h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--fg-1);
  margin: 0 0 0.6em;
}
h1 { font-size: clamp(2rem, 5vw, 3.5rem); letter-spacing: -0.03em; }
h2 { font-size: clamp(1.6rem, 3.2vw, 2.2rem); }
h3 { font-size: 1.25rem; }
h4 { font-size: 1.05rem; color: var(--fg-2); }

p { margin: 0 0 1em; color: var(--fg-2); }
strong { color: var(--fg-1); }
hr { border: 0; border-top: 1px solid var(--border); margin: 3rem 0; }

code, kbd, samp {
  font-family: var(--font-mono);
  font-size: 0.92em;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 1px 6px;
  color: var(--accent);
}

pre {
  font-family: var(--font-mono);
  font-size: 0.88em;
  line-height: 1.65;
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 22px;
  overflow-x: auto;
  margin: 1em 0;
}
pre code {
  background: transparent;
  border: 0;
  padding: 0;
  color: var(--fg-1);
  font-size: inherit;
}

::selection { background: var(--accent); color: var(--bg-0); }

img, svg { max-width: 100%; height: auto; display: block; }

/* ---- Layout helpers ------------------------------------------------------- */

.container {
  max-width: var(--maxw-page);
  margin: 0 auto;
  padding: 0 24px;
}
.container.narrow { max-width: var(--maxw-content); }

.section {
  padding: 72px 0;
}
.section-tight { padding: 40px 0; }

@media (max-width: 720px) {
  .section { padding: 48px 0; }
}

/* ---- Header / navigation ------------------------------------------------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(7, 9, 26, 0.85);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--fg-1);
  font-weight: 700;
  letter-spacing: -0.01em;
}
.brand:hover { color: var(--fg-1); }
.brand-mark {
  width: 28px; height: 28px;
  background:
    radial-gradient(circle at 30% 30%, var(--accent) 0%, transparent 60%),
    radial-gradient(circle at 70% 70%, var(--accent-2) 0%, transparent 60%),
    var(--bg-3);
  border: 1px solid var(--border-strong);
  border-radius: 8px;
}
.brand-name { font-size: 18px; }
.brand-name span { color: var(--accent); }
.brand-tag {
  font-size: 11px;
  font-family: var(--font-mono);
  color: var(--fg-3);
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 2px 6px;
  margin-left: 6px;
}

.nav-links {
  display: flex;
  gap: 28px;
  align-items: center;
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav-links a {
  color: var(--fg-2);
  font-size: 14px;
  font-weight: 500;
}
.nav-links a:hover { color: var(--fg-1); }
.nav-links a.cta {
  background: var(--accent);
  color: var(--bg-0);
  padding: 8px 16px;
  border-radius: 8px;
  font-weight: 600;
}
.nav-links a.cta:hover { background: var(--accent-hover); color: var(--bg-0); }
.nav-links a.ghost {
  border: 1px solid var(--border-strong);
  padding: 7px 14px;
  border-radius: 8px;
  color: var(--fg-1);
}
.nav-links a.ghost:hover { border-color: var(--accent); color: var(--accent); }

.nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--fg-1);
  width: 38px; height: 38px;
  border-radius: 8px;
  cursor: pointer;
}

@media (max-width: 880px) {
  .nav-links {
    position: fixed;
    inset: 60px 0 auto 0;
    background: var(--bg-1);
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    gap: 0;
    padding: 12px 0;
    transform: translateY(-110%);
    transition: transform var(--t-med) var(--ease);
  }
  .nav-links.open { transform: translateY(0); }
  .nav-links li { width: 100%; }
  .nav-links a {
    display: block;
    padding: 14px 24px;
    border-bottom: 1px solid var(--border);
  }
  .nav-toggle { display: inline-flex; align-items: center; justify-content: center; }
}

/* ---- Hero ---------------------------------------------------------------- */

.hero {
  padding: 96px 0 64px;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(60% 50% at 50% 0%,
      rgba(108, 228, 255, 0.12) 0%, transparent 70%);
  pointer-events: none;
}
.hero-content { position: relative; max-width: 920px; }
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 5px 14px;
  font-size: 12px;
  font-family: var(--font-mono);
  color: var(--accent);
  margin-bottom: 26px;
}
.hero-eyebrow .dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--pass);
  box-shadow: 0 0 8px var(--pass);
}
.hero h1 {
  font-size: clamp(2.4rem, 5.6vw, 4rem);
  letter-spacing: -0.035em;
  background: linear-gradient(180deg, #ffffff 0%, #b3b9d6 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
  margin-bottom: 22px;
}
.hero h1 .accent {
  background: linear-gradient(120deg, var(--accent) 0%, var(--accent-2) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero-sub {
  font-size: 1.2rem;
  line-height: 1.55;
  color: var(--fg-2);
  max-width: 720px;
  margin-bottom: 36px;
}
.hero-ctas { display: flex; gap: 12px; flex-wrap: wrap; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 20px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 15px;
  font-family: var(--font-sans);
  cursor: pointer;
  border: 1px solid transparent;
  transition: all var(--t-fast) var(--ease);
}
.btn-primary {
  background: var(--accent);
  color: var(--bg-0);
}
.btn-primary:hover {
  background: var(--accent-hover);
  color: var(--bg-0);
  transform: translateY(-1px);
}
.btn-secondary {
  background: transparent;
  color: var(--fg-1);
  border-color: var(--border-strong);
}
.btn-secondary:hover {
  background: var(--bg-2);
  border-color: var(--accent);
  color: var(--fg-1);
}
.btn-lg { padding: 14px 26px; font-size: 16px; }

/* ---- Metrics row --------------------------------------------------------- */

.metrics {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 56px;
}
.metric {
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 22px;
  transition: border-color var(--t-fast) var(--ease);
}
.metric:hover { border-color: var(--accent); }
.metric-value {
  font-size: 28px;
  font-weight: 700;
  font-family: var(--font-mono);
  color: var(--fg-1);
  letter-spacing: -0.02em;
}
.metric-value .unit { color: var(--accent); font-size: 18px; }
.metric-label {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--fg-3);
  margin-top: 6px;
  font-family: var(--font-mono);
}
@media (max-width: 720px) {
  .metrics { grid-template-columns: repeat(2, 1fr); }
}

/* ---- Cards / grids ------------------------------------------------------- */

.card {
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: border-color var(--t-fast) var(--ease),
              transform var(--t-fast) var(--ease);
}
.card:hover {
  border-color: var(--border-strong);
}
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 18px;
}
.card-grid.cols-2 {
  grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
}
.card-grid.cols-3 {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.card h3 { margin-top: 0; font-size: 1.1rem; color: var(--fg-1); }
.card .tag {
  font-family: var(--font-mono);
  font-size: 11px;
  background: var(--bg-3);
  border: 1px solid var(--border-strong);
  color: var(--accent);
  border-radius: 4px;
  padding: 2px 8px;
  margin-right: 4px;
  display: inline-block;
}

/* Domain capability card */
.domain-card {
  background: linear-gradient(180deg, var(--bg-1) 0%, var(--bg-1) 70%, rgba(108,228,255,0.02) 100%);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  position: relative;
  overflow: hidden;
  transition: border-color var(--t-fast) var(--ease),
              transform var(--t-med) var(--ease);
}
.domain-card:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
}
.domain-card .domain-icon {
  width: 56px; height: 56px;
  margin-bottom: 18px;
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(108,228,255,0.10), rgba(184,147,255,0.06));
  border: 1px solid var(--border-strong);
  display: flex;
  align-items: center;
  justify-content: center;
}
.domain-card .domain-icon svg { width: 32px; height: 32px; color: var(--accent); }
.domain-card h3 {
  font-size: 1.15rem;
  margin: 0 0 8px;
  color: var(--fg-1);
}
.domain-card .phase-tag {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 4px;
  display: block;
}
.domain-card .domain-body {
  color: var(--fg-2);
  font-size: 14px;
  margin: 0 0 14px;
  line-height: 1.55;
}
.domain-card .domain-list {
  list-style: none;
  padding: 0;
  margin: 0 0 14px;
  font-size: 13px;
}
.domain-card .domain-list li {
  padding: 4px 0;
  color: var(--fg-2);
  font-family: var(--font-mono);
  font-size: 12px;
  display: flex;
  gap: 8px;
  align-items: baseline;
}
.domain-card .domain-list li::before {
  content: "▸";
  color: var(--accent);
  font-size: 10px;
}
.domain-card .domain-foot {
  margin-top: auto;
  padding-top: 14px;
  border-top: 1px dashed var(--border);
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

/* ---- Section headings ---------------------------------------------------- */

.section-header { max-width: 760px; margin-bottom: 40px; }
.section-header.center { margin-left: auto; margin-right: auto; text-align: center; }
.section-header .eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  margin-bottom: 12px;
}

/* ---- Three-step / flow --------------------------------------------------- */

.flow {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 18px;
}
.flow-step {
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 26px;
  position: relative;
}
.flow-step .num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px; height: 32px;
  background: var(--bg-3);
  border: 1px solid var(--border-strong);
  color: var(--accent);
  font-family: var(--font-mono);
  font-weight: 700;
  border-radius: 50%;
  margin-bottom: 16px;
}
.flow-step h4 { color: var(--fg-1); font-size: 1.1rem; margin: 0 0 8px; }
@media (max-width: 720px) {
  .flow { grid-template-columns: 1fr; }
}

/* ---- Verdict badges ------------------------------------------------------ */

.verdict {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  padding: 3px 9px;
  border-radius: 4px;
}
.verdict.pass     { background: rgba(74, 222, 128, 0.12); color: var(--pass); border: 1px solid rgba(74,222,128,0.3); }
.verdict.partial  { background: rgba(251, 191, 36, 0.12); color: var(--partial); border: 1px solid rgba(251,191,36,0.3); }
.verdict.fail     { background: rgba(239, 68, 68, 0.12); color: var(--fail); border: 1px solid rgba(239,68,68,0.3); }
.verdict.gpu      { background: rgba(108, 228, 255, 0.12); color: var(--accent); border: 1px solid rgba(108,228,255,0.3); }
.verdict.planned  { background: rgba(184, 147, 255, 0.12); color: var(--planned); border: 1px solid rgba(184,147,255,0.3); }
.verdict.notimpl  { background: rgba(170, 178, 214, 0.10); color: var(--fg-3); border: 1px solid var(--border); }

/* ---- Tables -------------------------------------------------------------- */

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95em;
  margin: 1em 0;
  border-radius: var(--radius);
  overflow: hidden;
}
thead {
  background: var(--bg-2);
}
th, td {
  text-align: left;
  padding: 11px 16px;
  border-bottom: 1px solid var(--border);
}
th {
  font-weight: 600;
  color: var(--fg-2);
  font-family: var(--font-mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
tbody tr:last-child td { border-bottom: 0; }
tbody tr:hover { background: var(--bg-2); }

/* ---- Code block enhancements -------------------------------------------- */

.code-block {
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin: 1.2em 0;
  overflow: hidden;
}
.code-block-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 16px;
  background: var(--bg-2);
  border-bottom: 1px solid var(--border);
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--fg-3);
}
.code-block-head .lang {
  background: var(--bg-3);
  border: 1px solid var(--border-strong);
  border-radius: 4px;
  padding: 1px 8px;
  color: var(--accent);
}
.code-block pre { margin: 0; border: 0; border-radius: 0; }

/* Simple token coloring (no external highlighter) */
.tok-c { color: var(--fg-3); font-style: italic; }       /* comment */
.tok-k { color: #ff7b9c; }                                /* keyword */
.tok-s { color: var(--accent-3); }                        /* string */
.tok-n { color: var(--accent-2); }                        /* number */
.tok-f { color: var(--accent); }                          /* function */
.tok-v { color: #f0c674; }                                /* variable */

/* ---- Docs layout --------------------------------------------------------- */

.docs-layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 48px;
  padding: 40px 0 80px;
}
.docs-sidebar {
  position: sticky;
  top: 80px;
  align-self: start;
  max-height: calc(100vh - 100px);
  overflow-y: auto;
}
.docs-sidebar ul { list-style: none; padding: 0; margin: 0; }
.docs-sidebar h4 {
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--fg-3);
  margin: 22px 0 8px;
}
.docs-sidebar h4:first-child { margin-top: 0; }
.docs-sidebar a {
  display: block;
  padding: 7px 12px;
  margin: 0 -12px;
  color: var(--fg-2);
  font-size: 14px;
  border-radius: 6px;
  border-left: 2px solid transparent;
}
.docs-sidebar a:hover { background: var(--bg-2); color: var(--fg-1); }
.docs-sidebar a.active {
  color: var(--accent);
  background: var(--bg-2);
  border-left-color: var(--accent);
}
.docs-content { min-width: 0; }
.docs-content h1 { font-size: 2rem; margin-bottom: 12px; }
.docs-content h2 { font-size: 1.5rem; margin-top: 2em; }
.docs-content h3 { font-size: 1.15rem; margin-top: 1.8em; }
.docs-content > p:first-of-type { font-size: 1.08em; color: var(--fg-2); }

@media (max-width: 880px) {
  .docs-layout { grid-template-columns: 1fr; gap: 24px; }
  .docs-sidebar {
    position: relative;
    top: 0;
    max-height: none;
    border-bottom: 1px solid var(--border);
    padding-bottom: 16px;
  }
}

/* ---- Inline note callouts ----------------------------------------------- */

.callout {
  background: var(--bg-1);
  border-left: 3px solid var(--accent);
  border-radius: 6px;
  padding: 14px 18px;
  margin: 1.2em 0;
  color: var(--fg-2);
}
.callout strong { color: var(--fg-1); }
.callout.warn { border-left-color: var(--partial); }
.callout.danger { border-left-color: var(--fail); }
.callout.success { border-left-color: var(--pass); }

/* ---- Pricing / pilot cards ---------------------------------------------- */

.pricing {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.tier {
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  position: relative;
}
.tier.highlight {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent), 0 12px 60px -10px rgba(108, 228, 255, 0.25);
}
.tier .name {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.tier .headline {
  font-size: 1.6rem;
  font-weight: 700;
  margin: 8px 0 14px;
  color: var(--fg-1);
}
.tier .desc { color: var(--fg-2); min-height: 64px; }
.tier ul { list-style: none; padding: 0; margin: 18px 0; }
.tier li {
  padding: 7px 0;
  color: var(--fg-2);
  font-size: 14px;
  display: flex;
  gap: 10px;
}
.tier li::before { content: "→"; color: var(--accent); flex-shrink: 0; }
@media (max-width: 880px) { .pricing { grid-template-columns: 1fr; } }

/* ---- Footer ------------------------------------------------------------- */

.site-footer {
  background: var(--bg-1);
  border-top: 1px solid var(--border);
  padding: 56px 0 32px;
  margin-top: 80px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr 1fr;
  gap: 32px;
  margin-bottom: 48px;
}
.footer-col h5 {
  font-family: var(--font-mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--fg-3);
  margin: 0 0 14px;
}
.footer-col ul { list-style: none; padding: 0; margin: 0; }
.footer-col li { margin-bottom: 8px; }
.footer-col a { color: var(--fg-2); font-size: 14px; }
.footer-col a:hover { color: var(--accent); }
.footer-about p { font-size: 14px; max-width: 320px; }

.footer-bottom {
  padding-top: 22px;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 14px;
  font-size: 13px;
  color: var(--fg-3);
}
@media (max-width: 720px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

/* ---- Misc utilities ----------------------------------------------------- */

.mono { font-family: var(--font-mono); }
.muted { color: var(--fg-3); }
.center { text-align: center; }
.mt-0 { margin-top: 0; }
.mt-2 { margin-top: 2rem; }
.mb-0 { margin-bottom: 0; }
.flex { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; }

/* Pill row */
.pill-row { display: flex; gap: 8px; flex-wrap: wrap; }
.pill {
  font-family: var(--font-mono);
  font-size: 11px;
  background: var(--bg-2);
  border: 1px solid var(--border);
  color: var(--fg-2);
  padding: 4px 10px;
  border-radius: 999px;
}
.pill.ok    { color: var(--pass); border-color: rgba(74,222,128,0.3); }
.pill.warn  { color: var(--partial); border-color: rgba(251,191,36,0.3); }
.pill.plan  { color: var(--accent-2); border-color: rgba(184,147,255,0.3); }
.pill.gpu   { color: var(--accent); border-color: rgba(108,228,255,0.3); }

/* Hero terminal-style code preview */
.terminal {
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  margin: 48px 0;
  overflow: hidden;
  box-shadow: 0 20px 80px -20px rgba(0,0,0,0.6);
}
.terminal-head {
  padding: 10px 16px;
  background: var(--bg-2);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 8px;
}
.terminal-dot { width: 11px; height: 11px; border-radius: 50%; }
.terminal-dot.r { background: #ff5f56; }
.terminal-dot.y { background: #ffbd2e; }
.terminal-dot.g { background: #27c93f; }
.terminal-title {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--fg-3);
}
.terminal-body { padding: 22px 24px; font-family: var(--font-mono); font-size: 13px; line-height: 1.7; white-space: pre; overflow-x: auto; }
.terminal-body .prompt { color: var(--accent); }
.terminal-body .ok { color: var(--pass); }
.terminal-body .dim { color: var(--fg-3); }

/* Logo SVG / brand mark in larger context */
.feature-icon {
  width: 36px; height: 36px;
  border-radius: 8px;
  background: var(--bg-3);
  border: 1px solid var(--border-strong);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 14px;
  color: var(--accent);
}

/* Anchor offset for sticky header */
.docs-content h2[id], .docs-content h3[id] { scroll-margin-top: 84px; }

/* Copy-to-clipboard button injected by JS into pre.code / pre.terminal */
pre.code, pre.terminal { position: relative; }
.code-copy {
  position: absolute;
  top: 8px;
  right: 8px;
  background: var(--bg-2);
  color: var(--fg-3);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 3px 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  cursor: pointer;
  opacity: 0;
  transition: opacity var(--t-fast) var(--ease),
              color var(--t-fast) var(--ease);
}
pre.code:hover .code-copy,
pre.terminal:hover .code-copy { opacity: 1; }
.code-copy:hover { color: var(--accent); border-color: var(--accent); }

/* Contact / form helpers */
.contact-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 36px;
  margin-top: 28px;
}
@media (max-width: 880px) { .contact-grid { grid-template-columns: 1fr; } }

.contact-block {
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
}
.contact-block h3 { margin-top: 0; }
.contact-block .row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
}
.contact-block .row:last-child { border-bottom: 0; }
.contact-block .label {
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  color: var(--fg-3);
  letter-spacing: 0.06em;
  min-width: 88px;
}
.contact-block .value { color: var(--fg-1); font-weight: 500; }
.contact-block .value a { color: var(--accent); }

/* Two-column / split sections */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}
@media (max-width: 880px) { .split { grid-template-columns: 1fr; gap: 24px; } }

/* Logo composite (header brand mark with subtle motion) */
.logo-svg { width: 28px; height: 28px; }

/* Hero stat strip (used below the hero) */
.stat-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 28px;
  padding: 20px 26px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--bg-1);
  margin-top: 36px;
}
.stat-strip .stat { display: flex; flex-direction: column; }
.stat-strip .stat-v { font-family: var(--font-mono); font-weight: 700; color: var(--fg-1); }
.stat-strip .stat-l { font-size: 12px; color: var(--fg-3); }

/* Trusted-by / logo wall (compact text-only fallback) */
.trust-row {
  display: flex;
  gap: 36px;
  flex-wrap: wrap;
  align-items: center;
  opacity: 0.7;
  margin-top: 24px;
}
.trust-row span {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--fg-3);
}

/* Skip-link for accessibility */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 8px;
  background: var(--accent);
  color: var(--bg-0);
  padding: 8px 14px;
  border-radius: 6px;
  z-index: 9999;
}
.skip-link:focus { left: 16px; }

/* ============================================================================
   v0.4+ additions — broader-scope marketing components
   ============================================================================ */

/* Platform stack illustration (hero side) */
.stack-diagram {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
  margin-top: 18px;
  font-family: var(--font-mono);
  font-size: 12px;
}
.stack-layer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--fg-2);
}
.stack-layer.accent { border-color: var(--accent); background: linear-gradient(90deg, rgba(108,228,255,0.06), transparent); }
.stack-layer.purple { border-color: var(--accent-2); background: linear-gradient(90deg, rgba(184,147,255,0.06), transparent); }
.stack-layer-label { color: var(--fg-1); font-weight: 600; }
.stack-layer-tag { color: var(--fg-3); font-size: 10px; letter-spacing: 0.05em; text-transform: uppercase; }

/* Industry / use-case grid */
.industry-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}
.industry {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 18px;
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: border-color var(--t-fast) var(--ease);
}
.industry:hover { border-color: var(--accent); }
.industry-icon {
  flex-shrink: 0;
  width: 40px; height: 40px;
  border-radius: 10px;
  background: var(--bg-3);
  border: 1px solid var(--border-strong);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
}
.industry-icon svg { width: 22px; height: 22px; }
.industry-body { flex: 1; min-width: 0; }
.industry-title {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--fg-1);
  margin: 0 0 4px;
}
.industry-desc {
  font-size: 13px;
  color: var(--fg-2);
  margin: 0;
  line-height: 1.5;
}

/* 24-Phase roadmap timeline */
.roadmap {
  margin-top: 20px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 10px;
}
.roadmap-phase {
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px 14px 12px;
  transition: border-color var(--t-fast) var(--ease);
}
.roadmap-phase:hover { border-color: var(--border-strong); }
.roadmap-phase .ph-id {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--accent);
}
.roadmap-phase .ph-name {
  font-weight: 600;
  color: var(--fg-1);
  font-size: 13px;
  margin: 2px 0 8px;
}
.roadmap-phase .ph-status {
  font-family: var(--font-mono);
  font-size: 10px;
  padding: 2px 7px;
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.roadmap-phase .ph-status.done    { background: rgba(74, 222, 128, 0.12); color: var(--pass); border: 1px solid rgba(74,222,128,0.3); }
.roadmap-phase .ph-status.partial { background: rgba(251, 191, 36, 0.12); color: var(--partial); border: 1px solid rgba(251,191,36,0.3); }
.roadmap-phase .ph-status.next    { background: rgba(108, 228, 255, 0.12); color: var(--accent); border: 1px solid rgba(108,228,255,0.3); }
.roadmap-phase .ph-status.planned { background: rgba(184, 147, 255, 0.12); color: var(--planned); border: 1px solid rgba(184,147,255,0.3); }

/* Example showcase tiles (use-case stories with mini-figures) */
.showcase {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 20px;
}
.showcase-tile {
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.showcase-figure {
  position: relative;
  aspect-ratio: 16 / 9;
  background: linear-gradient(135deg, rgba(108,228,255,0.06), rgba(184,147,255,0.06));
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
}
.showcase-figure svg { width: 70%; height: 70%; }
.showcase-tile-body { padding: 22px; }
.showcase-tile-tag {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--accent);
  text-transform: uppercase;
  margin: 0 0 6px;
}
.showcase-tile h3 {
  font-size: 1.1rem;
  color: var(--fg-1);
  margin: 0 0 8px;
}
.showcase-tile p {
  font-size: 14px;
  color: var(--fg-2);
  margin: 0;
  line-height: 1.55;
}

/* Big CTA banner */
.cta-banner {
  background: linear-gradient(135deg, rgba(108,228,255,0.08) 0%, rgba(184,147,255,0.08) 100%);
  border: 1px solid var(--accent);
  border-radius: var(--radius-lg);
  padding: 40px;
  text-align: center;
  margin: 32px 0;
}
.cta-banner h2 { margin: 0 0 12px; }
.cta-banner p { font-size: 1.05rem; margin: 0 0 22px; }
.cta-banner .hero-ctas { justify-content: center; }