/* ============================================================
   APIgency v2 — Engineering Blueprint
   Cream paper background, hard-edge frames, mono-heavy type,
   schema-style section labels, pixel-mosaic accents.
   ============================================================ */

/* ===== Tokens ===== */
:root {
  /* Paper surfaces (off-white blueprint feel) */
  --paper:        #f7f6f1;        /* main bg — warm cream */
  --paper-2:      #f1efe7;        /* alt sections */
  --paper-3:      #ebe8de;        /* footer/dark accents on paper */
  --grid:         #e3e0d4;        /* dot grid color */
  --grid-strong:  #d1ccbb;        /* visible blueprint lines */

  /* Ink (text + frames) */
  --ink:          #0e1a26;
  --ink-2:        #2a3947;
  --ink-3:        #5a6a78;
  --ink-mute:     #8a96a3;
  --frame:        #0e1a26;        /* card outlines */
  --frame-soft:   #c9c4b3;        /* secondary frames on paper */

  /* Brand accents (from logo) — re-roled by function */
  --connect:      #ff7a1a;        /* "active connection" — links, arrows, primary CTA */
  --connect-2:    #d65f10;        /* hover */
  --system:       #0892a3;        /* "block/system" — Bitrix, infrastructure */
  --system-2:     #066875;
  --output:       #3da42a;        /* "success/result" */
  --warn:         #e8a92a;        /* "attention/in-progress" */

  /* Inverted (blueprint dark) */
  --bp-dark:      #0c1822;        /* dark navy */
  --bp-grid:      rgba(8, 211, 224, 0.08);  /* cyan grid overlay */

  /* Sizing */
  --max:          1200px;
  --gutter:       40px;

  /* Type */
  --font-sans:    'Inter', -apple-system, 'Segoe UI', Arial, sans-serif;
  --font-mono:    'JetBrains Mono', 'SF Mono', Consolas, 'Courier New', monospace;

  /* Transitions */
  --t:            150ms ease-out;
}

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

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 16px;
  font-weight: 400;
  line-height: 1.55;
  color: var(--ink-2);
  background: var(--paper);
  background-image:
    radial-gradient(circle at 1px 1px, var(--grid) 1px, transparent 0);
  background-size: 24px 24px;
  background-position: 0 0;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  letter-spacing: 0;
}

a { color: inherit; text-decoration: none; transition: color var(--t); }
a:hover { color: var(--connect); }

img { max-width: 100%; height: auto; display: block; }
h1, h2, h3, h4, h5, p, ul { margin: 0; padding: 0; }
ul { list-style: none; }
button { font-family: inherit; cursor: pointer; }

:focus-visible {
  outline: 2px solid var(--connect);
  outline-offset: 3px;
}

::selection { background: var(--connect); color: #fff; }

/* ===== Layout primitives ===== */
.shell {
  width: min(var(--max), calc(100% - var(--gutter)));
  margin: 0 auto;
}

.section {
  padding: 88px 0;
  position: relative;
}

.section + .section {
  border-top: 1px dashed var(--frame-soft);
}

.section.alt {
  background: var(--paper-2);
}

.section.dark {
  background: var(--bp-dark);
  background-image:
    linear-gradient(var(--bp-grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--bp-grid) 1px, transparent 1px);
  background-size: 40px 40px;
  color: rgba(255, 255, 255, 0.78);
  border-top: 1px solid rgba(255,255,255,0.08);
}

.section.dark h2,
.section.dark h3,
.section.dark h4 { color: #fff; }

/* Schema label — "// 01_HERO" style */
.schema-label {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-mute);
  display: block;
  margin-bottom: 28px;
}
.schema-label::before { content: "// "; color: var(--connect); }

.section.dark .schema-label { color: rgba(255,255,255,0.4); }
.section.dark .schema-label::before { color: var(--connect); }

/* Section header */
.section-head {
  max-width: 760px;
  margin-bottom: 48px;
}
.section-head p {
  margin-top: 16px;
  color: var(--ink-3);
  font-size: 17px;
  line-height: 1.6;
}
.section.dark .section-head p { color: rgba(255,255,255,0.66); }

/* ===== Typography ===== */
h1 {
  font-family: var(--font-sans);
  font-size: clamp(40px, 5vw, 64px);
  line-height: 1.05;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--ink);
  max-width: 16ch;
}

h2 {
  font-family: var(--font-sans);
  font-size: clamp(30px, 3.4vw, 44px);
  line-height: 1.1;
  font-weight: 700;
  letter-spacing: -0.015em;
  color: var(--ink);
}

h3 {
  font-size: 20px;
  line-height: 1.2;
  font-weight: 700;
  color: var(--ink);
}

h4 {
  font-size: 15px;
  font-weight: 700;
  color: var(--ink);
}

.h-mono {
  font-family: var(--font-mono);
  letter-spacing: -0.01em;
  font-weight: 500;
}

.lead {
  margin-top: 24px;
  font-size: 19px;
  line-height: 1.55;
  color: var(--ink-2);
  max-width: 56ch;
}

.kicker {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--system-2);
}
.kicker.warm { color: var(--connect-2); }
.kicker.dim { color: var(--ink-mute); }

.mono { font-family: var(--font-mono); }
.tabular { font-variant-numeric: tabular-nums; }

/* ===== Frames (hard-edge cards with corner brackets) ===== */
.frame {
  position: relative;
  background: var(--paper);
  border: 1px solid var(--frame);
  padding: 28px;
}

.frame.on-paper-2 { background: var(--paper); }

.frame.compact { padding: 20px; }

/* corner brackets */
.frame::before,
.frame::after,
.frame > .corner-tl,
.frame > .corner-tr {
  content: "";
  position: absolute;
  width: 10px;
  height: 10px;
  background: var(--paper);
  border: 1px solid var(--frame);
  z-index: 1;
}
.frame::before { top: -6px; left: -6px; }
.frame::after  { bottom: -6px; right: -6px; }
.frame > .corner-tr { top: -6px; right: -6px; }
.frame > .corner-bl { position: absolute; bottom: -6px; left: -6px; width: 10px; height: 10px; background: var(--paper); border: 1px solid var(--frame); z-index: 1; }

.section.alt .frame::before,
.section.alt .frame::after,
.section.alt .frame > .corner-tr,
.section.alt .frame > .corner-bl,
.section.alt .frame { background: var(--paper-2); }

/* hover */
.frame.interactive { transition: transform var(--t); cursor: pointer; }
.frame.interactive:hover { transform: translate(-2px, -2px); box-shadow: 4px 4px 0 var(--frame); }

/* tagged frames (variant headers) */
.frame .frame-tag {
  position: absolute;
  top: -10px;
  left: 16px;
  background: var(--paper);
  padding: 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink);
  z-index: 2;
}
.frame .frame-tag.warm { color: var(--connect-2); }
.frame .frame-tag.system { color: var(--system-2); }
.frame .frame-tag.output { color: var(--output); }
.section.alt .frame .frame-tag { background: var(--paper-2); }

/* ===== Header ===== */
.topbar {
  background: rgba(247, 246, 241, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--frame-soft);
  position: sticky;
  top: 0;
  z-index: 50;
}

.nav {
  min-height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--ink);
}

.brand img {
  width: 32px;
  height: 32px;
  object-fit: contain;
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1;
}

.brand-text > span {
  font-family: var(--font-mono);
  font-size: 16px;
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.brand-text small {
  margin-top: 4px;
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 400;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-mute);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 400;
  letter-spacing: 0.02em;
  color: var(--ink-2);
}

.nav-links a { position: relative; padding: 6px 0; }
.nav-links a:hover { color: var(--ink); }
.nav-links a::before {
  content: "[";
  margin-right: 4px;
  color: transparent;
  transition: color var(--t);
}
.nav-links a::after {
  content: "]";
  margin-left: 4px;
  color: transparent;
  transition: color var(--t);
}
.nav-links a:hover::before,
.nav-links a:hover::after,
.nav-links a.active::before,
.nav-links a.active::after { color: var(--connect); }

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.lang-switch {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-3);
  padding: 6px 10px;
  border: 1px solid var(--frame-soft);
  background: transparent;
  transition: all var(--t);
}
.lang-switch:hover { border-color: var(--ink); color: var(--ink); }

.burger {
  display: none;
  width: 40px;
  height: 40px;
  background: transparent;
  border: 1px solid var(--frame);
  align-items: center;
  justify-content: center;
}
.burger span,
.burger span::before,
.burger span::after {
  content: "";
  display: block;
  width: 16px;
  height: 1.5px;
  background: var(--ink);
  position: relative;
  transition: transform var(--t), opacity var(--t);
}
.burger span::before { position: absolute; top: -5px; }
.burger span::after  { position: absolute; top: 5px; }
.burger[aria-expanded="true"] span { background: transparent; }
.burger[aria-expanded="true"] span::before { transform: translateY(5px) rotate(45deg); }
.burger[aria-expanded="true"] span::after  { transform: translateY(-5px) rotate(-45deg); }

.mobile-menu {
  display: none;
  position: fixed;
  inset: 64px 0 0 0;
  background: var(--paper);
  border-top: 1px solid var(--frame-soft);
  z-index: 40;
  padding: 24px;
  overflow-y: auto;
}
.mobile-menu.open { display: block; }
.mobile-menu nav { display: grid; gap: 0; }
.mobile-menu nav a {
  padding: 16px 8px;
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--ink);
  border-bottom: 1px dashed var(--frame-soft);
}
.mobile-menu nav a::before { content: "→ "; color: var(--connect); }
.mobile-menu .btn { margin-top: 24px; width: 100%; }

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 44px;
  padding: 0 22px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.02em;
  text-decoration: none;
  border: 1px solid var(--frame);
  background: var(--paper);
  color: var(--ink);
  cursor: pointer;
  transition: transform var(--t), box-shadow var(--t), background var(--t), color var(--t), border-color var(--t);
  white-space: nowrap;
}

.btn::before { content: "→"; color: var(--connect); transition: transform var(--t); }
.btn:hover { transform: translate(-2px, -2px); box-shadow: 4px 4px 0 var(--frame); }
.btn:hover::before { transform: translateX(2px); }

.btn-primary {
  background: var(--ink);
  color: #fff;
  border-color: var(--ink);
}
.btn-primary::before { color: var(--connect); }
.btn-primary:hover { box-shadow: 4px 4px 0 var(--connect); }

.btn-accent {
  background: var(--connect);
  color: #fff;
  border-color: var(--connect);
}
.btn-accent::before { color: #fff; }
.btn-accent:hover { box-shadow: 4px 4px 0 var(--ink); }

.btn-ghost {
  background: transparent;
  color: rgba(255, 255, 255, 0.92);
  border-color: rgba(255, 255, 255, 0.3);
}
.btn-ghost::before { color: var(--connect); }
.btn-ghost:hover {
  background: rgba(255,255,255,0.05);
  border-color: #fff;
  color: #fff;
  box-shadow: 4px 4px 0 var(--connect);
}

.btn-lg { min-height: 52px; padding: 0 28px; font-size: 14px; }

/* ===== Pixel mosaic accents (decoration from logo) ===== */
.pixmap {
  display: inline-grid;
  grid-template-columns: repeat(4, 8px);
  grid-template-rows: repeat(4, 8px);
  gap: 2px;
  vertical-align: middle;
}
.pixmap span { width: 8px; height: 8px; }
.pixmap .px-c { background: var(--system); }
.pixmap .px-o { background: var(--connect); }
.pixmap .px-g { background: var(--output); }
.pixmap .px-y { background: var(--warn); }
.pixmap .px-i { background: var(--ink); }

/* large decorative variant */
.pixmap-lg {
  grid-template-columns: repeat(8, 14px);
  grid-template-rows: repeat(8, 14px);
  gap: 3px;
}
.pixmap-lg span { width: 14px; height: 14px; }

/* ===== Hero ===== */
.hero {
  padding: 96px 0 80px;
  position: relative;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 64px;
  align-items: start;
}

.hero-meta {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 28px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-mute);
}
.hero-meta .dot { width: 6px; height: 6px; background: var(--output); border-radius: 50%; box-shadow: 0 0 8px var(--output); }

.hero-eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin-bottom: 24px;
}
.hero-eyebrow span { color: var(--connect); }

.hero h1 {
  font-size: clamp(38px, 5.4vw, 68px);
  letter-spacing: -0.025em;
}
.hero h1 .hl { color: var(--connect); }
.hero h1 .underline {
  background-image: linear-gradient(transparent 78%, var(--warn) 78%, var(--warn) 92%, transparent 92%);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 36px;
}

.hero-meta-line {
  margin-top: 28px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink-mute);
  letter-spacing: 0.04em;
}
.hero-meta-line span { color: var(--ink-2); }
.hero-meta-line .sep { color: var(--connect); margin: 0 8px; }

/* Hero schema (right column) — Bitrix24 as central hub */
.hero-schema {
  position: relative;
  aspect-ratio: 1 / 1;
  max-width: 480px;
  margin-left: auto;
  font-family: var(--font-mono);
}

.hero-schema svg {
  width: 100%;
  height: 100%;
  display: block;
}

/* ===== Maxi.az proof (re-imagined as schema-card spec) ===== */
.spec {
  background: var(--paper);
  border: 1px solid var(--frame);
  display: grid;
  grid-template-columns: 280px 1fr;
}

.spec-side {
  background: var(--bp-dark);
  background-image:
    linear-gradient(var(--bp-grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--bp-grid) 1px, transparent 1px);
  background-size: 20px 20px;
  color: #fff;
  padding: 36px 28px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 360px;
}

.spec-side .kicker { color: rgba(255,255,255,0.5); }
.spec-side h2 { color: #fff; font-size: 26px; line-height: 1.2; margin-top: 18px; }
.spec-side .pixmap-lg { margin-top: 24px; }

.spec-rows {
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.spec-row {
  padding: 24px 28px;
  border-bottom: 1px dashed var(--frame-soft);
  border-right: 1px dashed var(--frame-soft);
}
.spec-row:nth-child(2n) { border-right: 0; }
.spec-row:nth-last-child(-n+2) { border-bottom: 0; }

.spec-row .row-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin-bottom: 10px;
}
.spec-row b { display: block; color: var(--ink); font-size: 16px; line-height: 1.25; margin-bottom: 8px; font-weight: 700; }
.spec-row p { color: var(--ink-3); font-size: 14px; line-height: 1.55; }

/* ===== Offers stack (vertical hierarchy with rank labels) ===== */
.offer-stack {
  display: grid;
  gap: 20px;
}

.offer-row {
  display: grid;
  grid-template-columns: 80px 1fr 320px;
  gap: 32px;
  align-items: stretch;
  border: 1px solid var(--frame);
  background: var(--paper);
  position: relative;
}

.offer-row.warm { border-color: var(--connect); }
.offer-row.system { border-color: var(--system); }

.offer-rank {
  background: var(--ink);
  color: #fff;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  padding: 28px 0;
  text-align: center;
}
.offer-row.warm .offer-rank { background: var(--connect); }
.offer-row.system .offer-rank { background: var(--system); }

.offer-rank .num { font-size: 32px; font-weight: 500; line-height: 1; }
.offer-rank .label {
  font-size: 9px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-top: 8px;
  opacity: 0.7;
}

.offer-body {
  padding: 28px 0 28px 0;
}
.offer-body h3 { font-size: 24px; line-height: 1.2; margin-bottom: 12px; max-width: 36ch; }
.offer-body > p { color: var(--ink-3); font-size: 15px; line-height: 1.6; max-width: 64ch; }

.offer-bullets {
  margin-top: 18px;
  display: grid;
  gap: 8px;
}
.offer-bullets li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px;
  font-size: 14px;
  color: var(--ink-2);
  line-height: 1.5;
}
.offer-bullets li::before {
  content: attr(data-i);
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--connect);
  letter-spacing: 0.04em;
  padding-top: 2px;
  font-weight: 500;
}

.offer-aside {
  border-left: 1px dashed var(--frame-soft);
  padding: 28px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 20px;
}
.offer-aside .stat {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--ink-3);
  line-height: 1.5;
}
.offer-aside .stat b { display: block; color: var(--ink); font-size: 22px; font-weight: 500; margin-bottom: 4px; }

/* ===== Process diagram (replaces philosophy/principles) ===== */
.process {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1fr;
  gap: 0;
  border: 1px solid var(--frame);
  background: var(--paper);
}
.process-step {
  padding: 28px 24px;
  border-right: 1px dashed var(--frame-soft);
  position: relative;
}
.process-step:last-child { border-right: 0; }

.process-step .num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--connect);
  margin-bottom: 12px;
}
.process-step h4 { font-size: 17px; line-height: 1.25; margin-bottom: 10px; }
.process-step p { color: var(--ink-3); font-size: 14px; line-height: 1.55; }

.process-step::after {
  content: "→";
  position: absolute;
  top: 50%;
  right: -10px;
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--paper);
  color: var(--connect);
  font-family: var(--font-mono);
  font-size: 14px;
  transform: translateY(-50%);
  border: 1px solid var(--frame-soft);
  border-radius: 0;
  z-index: 2;
}
.process-step:last-child::after { display: none; }
.section.alt .process-step::after { background: var(--paper-2); }

/* Quote on dark blueprint */
.bp-quote {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 0;
  border: 1px solid var(--frame);
}
.bp-quote .q-text {
  background: var(--bp-dark);
  background-image:
    linear-gradient(var(--bp-grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--bp-grid) 1px, transparent 1px);
  background-size: 28px 28px;
  color: #fff;
  padding: 48px 40px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 320px;
}
.bp-quote .q-text .kicker { color: rgba(255,255,255,0.5); margin-bottom: 24px; }
.bp-quote .q-text q {
  display: block;
  font-size: 26px;
  line-height: 1.25;
  font-weight: 600;
  letter-spacing: -0.005em;
  quotes: "«" "»";
}
.bp-quote .q-text .q-meta {
  margin-top: 28px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: rgba(255,255,255,0.6);
}
.bp-quote .q-aside {
  background: var(--paper);
  padding: 36px 32px;
  display: grid;
  gap: 16px;
  align-content: center;
}
.bp-quote .q-aside h4 {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-mute);
  font-weight: 500;
  margin-bottom: 4px;
}
.bp-quote .q-aside p { font-size: 16px; color: var(--ink-2); line-height: 1.6; }
.bp-quote .q-aside p b { color: var(--ink); font-weight: 700; }

/* ===== Infra blocks (replaces 3-card grid) — modular schema ===== */
.modules {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.module {
  border: 1px solid var(--frame);
  background: var(--paper);
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  position: relative;
  transition: transform var(--t), box-shadow var(--t);
}
.module:hover { transform: translate(-2px, -2px); box-shadow: 4px 4px 0 var(--frame); }

.module .module-tag {
  position: absolute;
  top: -10px;
  left: 18px;
  background: var(--paper);
  padding: 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--system-2);
}
.section.alt .module .module-tag { background: var(--paper-2); }

.module h3 { font-size: 19px; line-height: 1.2; }
.module p { color: var(--ink-3); font-size: 14px; line-height: 1.6; }

.module .module-pins {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: auto;
  padding-top: 12px;
}
.module-pin {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.06em;
  padding: 4px 8px;
  border: 1px solid var(--frame-soft);
  color: var(--ink-3);
  text-transform: uppercase;
}

.module-link {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--connect);
  letter-spacing: 0.04em;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 4px;
}
.module-link::after { content: "→"; transition: transform var(--t); }
.module-link:hover { color: var(--connect-2); }
.module-link:hover::after { transform: translateX(3px); }

/* ===== Virtual specialists (two big role cards) ===== */
.roles {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.role {
  border: 1px solid var(--frame);
  background: var(--paper);
  display: grid;
  grid-template-rows: auto 1fr auto;
  position: relative;
}

.role-head {
  padding: 28px 32px 20px;
  display: grid;
  gap: 14px;
}
.role-head .role-id {
  display: flex;
  align-items: center;
  gap: 10px;
}
.role-head .role-id .pixmap { vertical-align: middle; }
.role-head .role-id .id {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-mute);
}

.role-head h3 { font-size: 24px; line-height: 1.2; }

.role-body {
  padding: 0 32px 24px;
  display: grid;
  gap: 18px;
}
.role-body p { color: var(--ink-3); font-size: 14.5px; line-height: 1.6; }

.role-checks {
  display: grid;
  gap: 10px;
}
.role-checks li {
  display: grid;
  grid-template-columns: 16px 1fr;
  gap: 10px;
  font-size: 13.5px;
  color: var(--ink-2);
  line-height: 1.5;
}
.role-checks li::before {
  content: "▪";
  color: var(--system);
  font-size: 14px;
  line-height: 1.4;
}
.role.warm .role-checks li::before { color: var(--connect); }

.role-foot {
  padding: 20px 32px;
  border-top: 1px dashed var(--frame-soft);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink-mute);
}

/* warning callout below roles */
.callout {
  margin-top: 28px;
  padding: 20px 24px;
  border: 1px dashed var(--connect);
  background: rgba(255, 122, 26, 0.04);
  font-size: 14px;
  line-height: 1.6;
  color: var(--ink-2);
}
.callout b { color: var(--ink); }
.callout::before {
  content: "⚠ ";
  font-family: var(--font-mono);
  color: var(--connect);
  font-weight: 500;
  margin-right: 4px;
}

/* ===== Packages (catalog rows) ===== */
.catalog {
  display: grid;
  border: 1px solid var(--frame);
  background: var(--paper);
}

.catalog-row {
  display: grid;
  grid-template-columns: 60px 1.2fr 2fr 140px 140px;
  gap: 24px;
  padding: 24px 28px;
  border-bottom: 1px dashed var(--frame-soft);
  align-items: start;
  transition: background var(--t);
}
.catalog-row:last-child { border-bottom: 0; }
.catalog-row:hover { background: rgba(255, 122, 26, 0.03); }

.catalog-row .cat-num {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--ink-mute);
  font-weight: 500;
  letter-spacing: 0.04em;
}
.catalog-row .cat-name {
  font-weight: 700;
  color: var(--ink);
  font-size: 16px;
  line-height: 1.3;
}
.catalog-row .cat-desc {
  color: var(--ink-3);
  font-size: 14px;
  line-height: 1.55;
}
.catalog-row .cat-meta {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink-2);
  letter-spacing: 0.02em;
}
.catalog-row .cat-meta span { display: block; color: var(--ink-mute); font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase; margin-bottom: 4px; }
.catalog-row .cat-cta {
  align-self: center;
}

.catalog-foot {
  padding: 20px 28px;
  background: var(--paper-2);
  border-top: 1px solid var(--frame);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--ink-mute);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}

/* ===== Local block (Gorkhmaz) — schema box ===== */
.local-block {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 0;
  border: 1px solid var(--frame);
  background: var(--paper);
}
.local-text {
  padding: 40px 36px;
}
.local-text h2 { font-size: clamp(26px, 2.8vw, 36px); margin-top: 18px; }
.local-text p { color: var(--ink-3); margin-top: 16px; line-height: 1.65; }

.local-actions {
  background: var(--paper-2);
  padding: 36px;
  border-left: 1px dashed var(--frame-soft);
  display: grid;
  gap: 14px;
  align-content: center;
}
.local-action {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--ink-2);
  display: grid;
  grid-template-columns: 24px 1fr;
  gap: 12px;
  line-height: 1.5;
}
.local-action::before {
  content: "→";
  color: var(--connect);
}

/* ===== Final CTA on dark blueprint ===== */
.final {
  padding: 96px 0;
  background: var(--bp-dark);
  background-image:
    linear-gradient(var(--bp-grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--bp-grid) 1px, transparent 1px);
  background-size: 32px 32px;
  color: rgba(255,255,255,0.78);
  border-top: 1px solid rgba(255,255,255,0.08);
}
.final h2 { color: #fff; max-width: 22ch; }
.final .schema-label { color: rgba(255,255,255,0.4); }
.final .schema-label::before { color: var(--connect); }
.final-row {
  display: grid;
  grid-template-columns: 1.4fr auto;
  gap: 36px;
  align-items: center;
}
.final p { margin-top: 18px; max-width: 60ch; color: rgba(255,255,255,0.7); line-height: 1.6; font-size: 16px; }
.final .pixmap-lg { margin-top: 28px; }

/* ===== Footer ===== */
.footer {
  background: var(--paper-3);
  padding: 56px 0 24px;
  font-size: 13px;
  color: var(--ink-3);
  border-top: 1px solid var(--frame);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr repeat(3, 1fr);
  gap: 32px;
  padding-bottom: 36px;
  border-bottom: 1px dashed var(--frame-soft);
}

.footer h4 {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin-bottom: 16px;
}

.footer ul { display: grid; gap: 10px; }
.footer ul a:hover { color: var(--connect); }

.footer-brand p {
  margin-top: 14px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--ink-3);
  max-width: 320px;
}

.footer-bottom {
  margin-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--ink-mute);
}

/* ===== Inline schema connector (used in hero SVG and elsewhere) ===== */
.svg-schema {
  font-family: var(--font-mono);
}
.svg-schema text { font-size: 11px; fill: var(--ink); letter-spacing: 0.04em; }
.svg-schema text.label { fill: var(--ink-3); font-size: 9px; text-transform: uppercase; letter-spacing: 0.14em; }
.svg-schema rect.box { fill: var(--paper); stroke: var(--frame); stroke-width: 1; }
.svg-schema rect.hub { fill: var(--ink); stroke: var(--ink); }
.svg-schema text.hub-text { fill: #fff; font-weight: 500; }
.svg-schema line { stroke: var(--frame); stroke-width: 1; }
.svg-schema line.active { stroke: var(--connect); stroke-width: 1.5; stroke-dasharray: 4 3; }

/* ===== Responsive ===== */
@media (max-width: 1060px) {
  .nav-links { display: none; }
  .nav-actions .lang-switch { display: none; }
  .burger { display: inline-flex; }

  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero-schema { max-width: 380px; margin: 0; }

  .spec { grid-template-columns: 1fr; }
  .spec-side { min-height: 240px; }
  .spec-rows { grid-template-columns: 1fr; }
  .spec-row { border-right: 0; }

  .offer-row { grid-template-columns: 64px 1fr; }
  .offer-aside { grid-column: 1 / -1; border-left: 0; border-top: 1px dashed var(--frame-soft); flex-direction: row; flex-wrap: wrap; }

  .process { grid-template-columns: 1fr 1fr; }
  .process-step:nth-child(2)::after { display: none; }
  .process-step:nth-child(odd) { border-right: 1px dashed var(--frame-soft); }
  .process-step:nth-child(2),
  .process-step:nth-child(4) { border-right: 0; }
  .process-step:nth-child(1),
  .process-step:nth-child(2) { border-bottom: 1px dashed var(--frame-soft); }

  .bp-quote { grid-template-columns: 1fr; }
  .modules { grid-template-columns: 1fr 1fr; }
  .roles { grid-template-columns: 1fr; }

  .catalog-row { grid-template-columns: 50px 1fr 1fr; }
  .catalog-row .cat-meta { grid-column: 2 / -1; }
  .catalog-row .cat-cta { grid-column: 2 / -1; }

  .local-block { grid-template-columns: 1fr; }
  .local-actions { border-left: 0; border-top: 1px dashed var(--frame-soft); }

  .final-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 28px; }
}

@media (max-width: 680px) {
  :root { --gutter: 28px; }

  body { background-size: 18px 18px; }

  .nav-actions .btn { display: none; }

  h1 { font-size: 36px; }
  h2 { font-size: 26px; }
  .lead { font-size: 17px; }

  .section { padding: 64px 0; }
  .final { padding: 64px 0; }

  .offer-row { grid-template-columns: 1fr; }
  .offer-rank { flex-direction: row; padding: 12px 24px; gap: 14px; }
  .offer-rank .num { font-size: 22px; }

  .process { grid-template-columns: 1fr; }
  .process-step::after { display: none; }
  .process-step { border-right: 0; border-bottom: 1px dashed var(--frame-soft); }
  .process-step:last-child { border-bottom: 0; }

  .modules { grid-template-columns: 1fr; }

  .catalog-row { grid-template-columns: 1fr; gap: 10px; padding: 20px 22px; }
  .catalog-row .cat-num { color: var(--connect); }

  .footer-grid { grid-template-columns: 1fr; }

  .spec-side { padding: 24px; }
  .spec-row { padding: 20px 22px; }
  .role-head, .role-body, .role-foot { padding-left: 22px; padding-right: 22px; }
  .local-text, .local-actions { padding: 24px; }
  .bp-quote .q-text { padding: 28px 24px; min-height: auto; }
  .bp-quote .q-text q { font-size: 22px; }
  .bp-quote .q-aside { padding: 24px; }
}

@media print {
  body { background: #fff; }
  .topbar, .footer, .burger, .mobile-menu, .lang-switch { display: none; }
}