/* ==========================================================
   Genobile Systems — design tokens
   ========================================================== */
:root {
  --ink: #0F1113;
  --ink-2: #1A1D20;
  --paper: #F3F0E8;
  --paper-2: #E9E5DA;
  --line: #D3CEC1;
  --muted: #5F5B52;
  --signal: #FF4D1C;
  --signal-soft: #FFE3D9;

  --on-ink: #F3F0E8;
  --on-ink-muted: #9C988E;
  --on-ink-line: #2B2E32;

  --font-sans: "Instrument Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-serif: "Instrument Serif", Georgia, serif;
  --font-mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;

  --wrap: 1200px;
  --gutter: clamp(16px, 4vw, 40px);
  --radius: 4px;
  --ease: cubic-bezier(.2, .7, .2, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; }
::selection { background: var(--signal); color: var(--ink); }

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 var(--gutter); }

.mono { font-family: var(--font-mono); font-size: .8125rem; letter-spacing: .02em; }
.serif { font-family: var(--font-serif); font-weight: 400; font-style: italic; letter-spacing: -.01em; }
.signal { color: var(--signal); }

.eyebrow {
  font-family: var(--font-mono);
  font-size: .75rem;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--muted);
  display: inline-flex;
  align-items: center;
  gap: .6em;
}
.eyebrow::before {
  content: "";
  width: 8px; height: 8px;
  background: var(--signal);
}

/* ---------- Buttons ---------- */
.btn {
  --bg: var(--ink); --fg: var(--paper);
  display: inline-flex; align-items: center; gap: .6em;
  padding: .95em 1.4em;
  background: var(--bg); color: var(--fg);
  border: 1px solid var(--bg);
  border-radius: var(--radius);
  font: 500 .95rem/1 var(--font-sans);
  text-decoration: none;
  cursor: pointer;
  transition: background .2s var(--ease), color .2s var(--ease), border-color .2s var(--ease), transform .2s var(--ease);
}
.btn:hover { --bg: var(--signal); border-color: var(--signal); color: var(--ink); }
.btn .arrow { transition: transform .2s var(--ease); }
.btn:hover .arrow { transform: translateX(3px); }
.btn--ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.btn--ghost:hover { background: transparent; color: var(--ink); border-color: var(--ink); }
.btn--signal { --bg: var(--signal); --fg: var(--ink); }
.btn--signal:hover { --bg: var(--paper); color: var(--ink); border-color: var(--paper); }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  backdrop-filter: saturate(1.4) blur(10px);
  -webkit-backdrop-filter: saturate(1.4) blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color .2s;
}
.site-header.is-scrolled { border-bottom-color: var(--line); }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; height: 68px; }

.logo { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; }
.logo svg, .logo img { width: 30px; height: 30px; }
.logo-word { font-weight: 600; font-size: 1.05rem; letter-spacing: -.01em; line-height: 1; }
.logo-word span { color: var(--muted); font-weight: 400; }

.nav { display: flex; align-items: center; gap: 30px; }
.nav a:not(.btn) { text-decoration: none; font-size: .925rem; color: var(--muted); transition: color .15s; }
.nav a:not(.btn):hover { color: var(--ink); }
.nav .btn { padding: .7em 1.1em; font-size: .875rem; }

.nav-toggle {
  display: none;
  background: none; border: 0; padding: 8px; cursor: pointer; color: var(--ink);
}
.nav-toggle span { display: block; width: 22px; height: 2px; background: currentColor; margin: 5px 0; transition: transform .2s; }

/* ---------- Hero ---------- */
.hero { padding: clamp(56px, 9vw, 120px) 0 clamp(64px, 8vw, 110px); }
.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: clamp(32px, 5vw, 72px);
  align-items: center;
}
.hero h1 {
  font-size: clamp(2.3rem, 5.2vw, 4.4rem);
  line-height: 1.02;
  letter-spacing: -.035em;
  font-weight: 600;
  margin: 22px 0 26px;
  text-wrap: balance;
}
.hero h1 .serif { font-size: 1.08em; letter-spacing: -.02em; }
.hero-lede { font-size: 1.15rem; color: var(--muted); max-width: 34em; margin: 0 0 34px; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; }
.hero-tags { margin-top: 44px; display: flex; flex-wrap: wrap; gap: 8px 22px; color: var(--muted); }
.hero-tags span::before { content: "/ "; color: var(--signal); }

/* Process console */
.console {
  background: var(--ink);
  color: var(--on-ink);
  border-radius: 8px;
  font-family: var(--font-mono);
  font-size: .8rem;
  line-height: 1.75;
  box-shadow: 0 30px 60px -30px rgba(15,17,19,.45);
  overflow: hidden;
}
.console-bar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 16px;
  border-bottom: 1px solid var(--on-ink-line);
  color: var(--on-ink-muted);
  font-size: .72rem;
}
.console-dots { display: flex; gap: 6px; }
.console-dots i { width: 9px; height: 9px; border-radius: 50%; background: var(--on-ink-line); }
.console-body { padding: 18px 18px 22px; min-height: 340px; }
.console-line { white-space: pre-wrap; opacity: 0; transform: translateY(4px); transition: opacity .3s, transform .3s var(--ease); }
.console-line.is-on { opacity: 1; transform: none; }
.c-row { display: flex; justify-content: space-between; gap: 12px; padding-left: 2ch; }
.c-row > span:first-child { padding-left: 2ch; text-indent: -2ch; }
.c-row > span:last-child { white-space: nowrap; }
.c-prompt { color: var(--signal); }
.c-muted { color: var(--on-ink-muted); }
.c-bad { color: #FF8A6B; }
.c-ok { color: #B9E66B; }
.c-strong { color: #fff; }
.console-total {
  margin-top: 14px; padding-top: 14px;
  border-top: 1px dashed var(--on-ink-line);
}
.cursor { display: inline-block; width: 7px; height: 1em; background: var(--signal); vertical-align: -2px; animation: blink 1s steps(2) infinite; }
@keyframes blink { 50% { opacity: 0; } }

/* ---------- Sections ---------- */
.section { padding: clamp(72px, 10vw, 140px) 0; }
.section-head { display: grid; grid-template-columns: 1fr 1.4fr; gap: 40px; margin-bottom: clamp(40px, 6vw, 72px); align-items: end; }
.section-head h2 {
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 1.04;
  letter-spacing: -.03em;
  font-weight: 600;
  margin: 16px 0 0;
  text-wrap: balance;
}
.section-head p { color: var(--muted); font-size: 1.1rem; margin: 0; max-width: 32em; }

/* Manifesto band */
.manifesto { background: var(--ink); color: var(--on-ink); padding: clamp(80px, 12vw, 160px) 0; position: relative; overflow: hidden; }
.manifesto .eyebrow { color: var(--on-ink-muted); }
.manifesto-quote {
  font-size: clamp(2.4rem, 7vw, 6rem);
  line-height: .98;
  letter-spacing: -.04em;
  font-weight: 600;
  margin: 28px 0 40px;
}
.manifesto-quote .strike { color: var(--on-ink-muted); position: relative; display: inline-block; }
.manifesto-quote .strike::after {
  content: ""; position: absolute; left: -2%; right: -2%; top: 54%;
  height: .08em; background: var(--signal);
  transform: scaleX(0); transform-origin: left;
  transition: transform .9s var(--ease) .3s;
}
.manifesto.is-visible .manifesto-quote .strike::after { transform: scaleX(1); }
.manifesto-quote .serif { color: var(--signal); font-size: 1.1em; }
.manifesto-cols { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; border-top: 1px solid var(--on-ink-line); padding-top: 32px; }
.manifesto-cols p { margin: 8px 0 0; color: var(--on-ink-muted); font-size: .98rem; }
.manifesto-cols h3 { margin: 0; font-size: 1.05rem; font-weight: 600; }

/* Method */
.method { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--ink); }
.step {
  padding: 28px 24px 36px 0;
  border-right: 1px solid var(--line);
  position: relative;
}
.step + .step { padding-left: 24px; }
.step:last-child { border-right: 0; }
.step-num { color: var(--muted); }
.step h3 {
  font-size: clamp(1.7rem, 2.6vw, 2.2rem);
  letter-spacing: -.03em;
  margin: 40px 0 6px;
  font-weight: 600;
  display: flex; align-items: center; gap: 12px;
}
.step h3 .arrow-icon { color: var(--signal); font-weight: 400; }
.step-sub { font-family: var(--font-serif); font-style: italic; font-size: 1.3rem; margin: 0 0 18px; }
.step p { margin: 0; color: var(--muted); font-size: .98rem; }
.step-node {
  position: absolute; top: -5px; left: 0;
  width: 9px; height: 9px; background: var(--paper); border: 2px solid var(--ink);
}
.step + .step .step-node { left: 24px; }
.step:last-child .step-node { background: var(--signal); border-color: var(--signal); }

/* Services */
.services { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.service { background: var(--paper); padding: 36px 32px 40px; display: flex; flex-direction: column; transition: background .25s var(--ease); }
.service:hover { background: #fff; }
.service-icon { width: 44px; height: 44px; margin-bottom: 40px; }
.service h3 { font-size: 1.4rem; letter-spacing: -.02em; margin: 0 0 12px; font-weight: 600; }
.service > p { color: var(--muted); margin: 0 0 24px; }
.service ul { list-style: none; padding: 0; margin: auto 0 0; border-top: 1px solid var(--line); }
.service li { padding: 11px 0; border-bottom: 1px solid var(--line); font-size: .93rem; display: flex; gap: 10px; }
.service li::before { content: "→"; color: var(--signal); }

/* Timeline */
.section--alt { background: var(--paper-2); }
.timeline { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--ink); }
.tl-item {
  display: grid;
  grid-template-columns: 220px 1fr 1.1fr;
  gap: 32px;
  padding: 30px 0;
  border-bottom: 1px solid var(--line);
  align-items: baseline;
}
.tl-year { font-family: var(--font-mono); font-size: .9rem; }
.tl-year b { font-weight: 500; }
.tl-year .to { color: var(--muted); }
.tl-item h3 { margin: 0; font-size: 1.35rem; letter-spacing: -.02em; font-weight: 600; }
.tl-item p { margin: 0; color: var(--muted); }
.tl-item--now { border-bottom-color: var(--ink); }
.tl-item--now .tl-year b { color: var(--signal); }
.tl-item--now h3 { color: var(--ink); }
.tl-item--now h3 .serif { color: var(--signal); font-size: 1.45em; line-height: 1; }

/* Calculator / CTA */
.contact { background: var(--ink); color: var(--on-ink); }
.contact .eyebrow { color: var(--on-ink-muted); }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(40px, 6vw, 96px); align-items: start; }
.contact h2 { font-size: clamp(2.2rem, 4.6vw, 3.8rem); letter-spacing: -.035em; line-height: 1.02; font-weight: 600; margin: 18px 0 20px; text-wrap: balance; }
.contact h2 .serif { color: var(--signal); }
.contact-lede { color: var(--on-ink-muted); font-size: 1.1rem; margin: 0 0 40px; max-width: 30em; }

.calc { border: 1px solid var(--on-ink-line); border-radius: 8px; padding: 24px; }
.calc-title { color: var(--on-ink-muted); margin: 0 0 18px; }
.calc-row { display: grid; grid-template-columns: 1fr auto; gap: 14px; align-items: center; margin-bottom: 18px; }
.calc-row label { font-size: .95rem; }
.calc-row output { font-family: var(--font-mono); font-size: .9rem; color: #fff; min-width: 4.5em; text-align: right; }
.calc input[type="range"] { grid-column: 1 / -1; width: 100%; accent-color: var(--signal); }
.calc-result { border-top: 1px dashed var(--on-ink-line); padding-top: 18px; display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap; }
.calc-result strong { font-size: clamp(2.2rem, 4vw, 3rem); letter-spacing: -.03em; color: var(--signal); font-weight: 600; line-height: 1; }
.calc-result span { color: var(--on-ink-muted); font-size: .95rem; }

.form { display: grid; gap: 16px; }
.field label { display: block; font-family: var(--font-mono); font-size: .72rem; letter-spacing: .1em; text-transform: uppercase; color: var(--on-ink-muted); margin-bottom: 8px; }
.field input, .field textarea {
  width: 100%;
  background: var(--ink-2);
  border: 1px solid var(--on-ink-line);
  border-radius: var(--radius);
  color: var(--on-ink);
  font: inherit;
  font-size: 1rem;
  padding: 14px 16px;
  transition: border-color .15s;
}
.field textarea { min-height: 150px; resize: vertical; }
.field input:focus, .field textarea:focus { outline: none; border-color: var(--signal); }
.field input::placeholder, .field textarea::placeholder { color: #6B6860; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-foot { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; margin-top: 8px; }
.form-note { color: var(--on-ink-muted); font-size: .85rem; margin: 0; }

/* Footer */
.site-footer { background: var(--ink); color: var(--on-ink-muted); border-top: 1px solid var(--on-ink-line); padding: 48px 0 40px; }
.footer-grid { display: flex; justify-content: space-between; align-items: flex-end; gap: 32px; flex-wrap: wrap; }
.site-footer .logo-word { color: var(--on-ink); }
.site-footer .logo-word span { color: var(--on-ink-muted); }
.footer-tag { margin: 14px 0 0; }
.footer-links { display: flex; gap: 24px; flex-wrap: wrap; }
.footer-links a { text-decoration: none; font-size: .9rem; }
.footer-links a:hover { color: var(--on-ink); }
.footer-legal { margin-top: 36px; font-size: .8rem; display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; }

/* Reveal */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.reveal.is-visible { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .hero-grid, .contact-grid, .section-head { grid-template-columns: 1fr; }
  .section-head { gap: 16px; }
  .method { grid-template-columns: 1fr 1fr; }
  .step:nth-child(2) { border-right: 0; }
  .step:nth-child(3) { padding-left: 0; }
  .step:nth-child(3) .step-node { left: 0; }
  .step:nth-child(n+3) { border-top: 1px solid var(--line); }
  .services { grid-template-columns: 1fr; }
  .manifesto-cols { grid-template-columns: 1fr; gap: 24px; }
  .tl-item { grid-template-columns: 1fr; gap: 8px; }
}
@media (max-width: 720px) {
  body { font-size: 16px; }
  .nav-toggle { display: block; }
  .nav {
    position: fixed; inset: 68px 0 auto 0;
    flex-direction: column; align-items: stretch; gap: 0;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
    padding: 8px var(--gutter) 20px;
    transform: translateY(-8px); opacity: 0; pointer-events: none;
    transition: opacity .2s, transform .2s var(--ease);
  }
  .nav a:not(.btn) { padding: 14px 0; border-bottom: 1px solid var(--line); font-size: 1rem; color: var(--ink); }
  .nav .btn { margin-top: 16px; justify-content: center; padding: 1em; }
  .site-header.nav-open .nav { opacity: 1; transform: none; pointer-events: auto; }
  .site-header.nav-open .nav-toggle span:first-child { transform: translateY(3.5px) rotate(45deg); }
  .site-header.nav-open .nav-toggle span:last-child { transform: translateY(-3.5px) rotate(-45deg); }
  .method { grid-template-columns: 1fr; }
  .step, .step + .step { padding: 24px 0 28px; border-right: 0; }
  .step + .step { border-top: 1px solid var(--line); }
  .step .step-node, .step + .step .step-node { left: 0; }
  .step h3 { margin-top: 20px; }
  .form-row { grid-template-columns: 1fr; }
  .console-body { min-height: 0; }
  .service { padding: 28px 22px 32px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal, .console-line { opacity: 1; transform: none; transition: none; }
  .manifesto-quote .strike::after { transform: scaleX(1); transition: none; }
  .cursor { animation: none; }
}