/* ==========================================================================
   STACKED STUDIO — Design System
   Deep forest black + warm cream + restrained lime accent.
   Grotesk display / Inter body / mono metadata.
   ========================================================================== */

:root {
  --ink: #0b1713;
  --ink-2: #0f1f19;
  --ink-soft: rgba(243, 239, 229, 0.66);
  --ink-faint: rgba(243, 239, 229, 0.4);
  --paper: #f3efe5;
  --paper-alt: #e9e3d3;
  --paper-raised: #fbf9f3;
  --white: #ffffff;
  --lime: #b8ff3d;
  --lime-dim: rgba(184, 255, 61, 0.16);

  --line-on-ink: rgba(243, 239, 229, 0.16);
  --line-on-ink-soft: rgba(243, 239, 229, 0.08);
  --line-on-paper: rgba(11, 23, 19, 0.14);
  --line-on-paper-soft: rgba(11, 23, 19, 0.08);
  --muted-on-paper: rgba(11, 23, 19, 0.56);
  --text-on-paper-soft: rgba(11, 23, 19, 0.72);

  --font-display: "Space Grotesk", "Helvetica Neue", Arial, sans-serif;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: "IBM Plex Mono", "SFMono-Regular", Menlo, monospace;

  --container: 1280px;
  --pad: clamp(20px, 5vw, 64px);
  --section-py: clamp(80px, 11vw, 156px);
  --radius: 2px;

  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
section[id] { scroll-margin-top: 84px; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
body.no-scroll { overflow: hidden; }

img { max-width: 100%; display: block; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.05;
  margin: 0;
  letter-spacing: -0.015em;
}

p { margin: 0; }
a { color: inherit; text-decoration: none; }
ul, ol { margin: 0; padding: 0; list-style: none; }
button { font-family: inherit; cursor: pointer; background: none; border: none; color: inherit; }
input, textarea, select { font-family: inherit; font-size: 1rem; color: var(--ink); }

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--pad);
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--lime);
  color: var(--ink);
  padding: 12px 20px;
  z-index: 999;
  font-weight: 600;
}
.skip-link:focus { left: var(--pad); top: 12px; }

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

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted-on-paper);
  margin: 0 0 16px;
}
.eyebrow.on-ink { color: var(--ink-faint); }
.eyebrow .dot { color: var(--lime); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 16px 30px;
  font-family: var(--font-body);
  font-size: 0.86rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  border: 1px solid var(--ink);
  border-radius: var(--radius);
  transition: background-color 0.25s var(--ease), color 0.25s var(--ease), border-color 0.25s var(--ease), transform 0.2s var(--ease);
  white-space: nowrap;
}
.btn-primary { background: var(--ink); color: var(--paper); }
.btn-primary:hover { background: var(--lime); border-color: var(--lime); color: var(--ink); transform: translateY(-1px); }

.btn-ghost { background: transparent; color: var(--ink); border-color: var(--line-on-paper); }
.btn-ghost:hover { border-color: var(--ink); transform: translateY(-1px); }

.btn-on-ink { border-color: var(--line-on-ink); color: var(--paper); }
.btn-on-ink.btn-primary { background: var(--lime); color: var(--ink); border-color: var(--lime); }
.btn-on-ink.btn-primary:hover { background: var(--paper); border-color: var(--paper); color: var(--ink); }
.btn-on-ink.btn-ghost:hover { border-color: var(--paper); }

.btn-sm { padding: 12px 20px; font-size: 0.78rem; }
.btn svg { transition: transform 0.25s var(--ease); }
.btn:hover svg { transform: translateX(3px); }

/* ==========================================================================
   Header
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 200;
  background: rgba(11, 23, 19, 0.82);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s var(--ease), background-color 0.3s var(--ease);
}
.site-header.is-scrolled { border-bottom-color: var(--line-on-ink); background: rgba(11, 23, 19, 0.96); }

.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; height: 82px; }

.brand { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.brand-mark { position: relative; width: 29px; height: 32px; flex-shrink: 0; }
.brand-mark-img { width: 100%; height: 100%; object-fit: contain; }
.brand-word { font-family: var(--font-display); font-weight: 600; font-size: 1.02rem; letter-spacing: 0.01em; color: var(--paper); }
.brand-word em { font-style: normal; font-weight: 400; color: var(--ink-faint); margin-left: 0.4em; letter-spacing: 0.09em; }

.site-nav { display: flex; align-items: center; gap: 40px; }
.site-nav a { font-size: 0.9rem; font-weight: 500; color: var(--ink-soft); position: relative; padding: 4px 0; transition: color 0.2s var(--ease); }
.site-nav a::after {
  content: ""; position: absolute; left: 0; bottom: -2px; width: 0; height: 1px; background: var(--lime);
  transition: width 0.25s var(--ease);
}
.site-nav a:hover, .site-nav a.is-active { color: var(--paper); }
.site-nav a:hover::after, .site-nav a.is-active::after { width: 100%; }

.header-actions { display: flex; align-items: center; gap: 20px; }

.menu-toggle { display: none; flex-direction: column; justify-content: center; gap: 5px; width: 32px; height: 32px; }
.menu-toggle span { display: block; width: 100%; height: 1.5px; background: var(--paper); transition: transform 0.25s var(--ease), opacity 0.25s var(--ease); }
.menu-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.menu-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

.mobile-menu {
  display: none; flex-direction: column; gap: 32px; padding: 36px var(--pad) 44px;
  background: var(--ink); border-bottom: 1px solid var(--line-on-ink);
}
.mobile-menu nav { display: flex; flex-direction: column; gap: 22px; }
.mobile-menu nav a { font-size: 1.2rem; font-weight: 500; color: var(--paper); }
.mobile-menu.is-open { display: flex; }
.mobile-cta { align-self: flex-start; }

/* ==========================================================================
   Hero
   ========================================================================== */
.hero { position: relative; background: var(--ink); color: var(--paper); overflow: hidden; }

.hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: 1.16fr 0.84fr;
  gap: clamp(40px, 6vw, 60px);
  align-items: center;
  padding-top: clamp(64px, 9vw, 120px);
  padding-bottom: clamp(56px, 8vw, 96px);
}

.hero-descriptor { font-family: var(--font-mono); font-size: 0.74rem; letter-spacing: 0.18em; text-transform: uppercase; color: var(--lime); margin-bottom: 28px; }

.hero-headline { font-size: clamp(2.35rem, 4.9vw, 4.2rem); margin-bottom: 28px; color: var(--paper); letter-spacing: -0.03em; }

.hero-sub { font-size: clamp(1.05rem, 1.6vw, 1.22rem); color: var(--ink-soft); max-width: 44ch; margin-bottom: 42px; }

.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }

.hero-micro {
  position: absolute;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-faint);
}
.hero-micro-tl { top: 6px; left: var(--pad); }
.hero-micro-br { bottom: 6px; right: var(--pad); text-align: right; }

/* Hero visual — the opening, drawn from the logo mark */
.hero-visual { position: relative; width: 100%; aspect-ratio: 7 / 8; max-width: 520px; margin-left: auto; }
.hero-aperture { width: 100%; height: 100%; display: block; }
.ha-grid line { stroke: var(--line-on-ink-soft); stroke-width: 1; }
.ha-badge {
  fill: var(--paper);
  animation: badge-in 0.9s var(--ease) both;
}
.ha-door {
  fill: var(--ink);
  transform-origin: 159px 248px;
  animation: door-open 1.1s var(--ease) both 0.35s;
}
@keyframes badge-in {
  from { opacity: 0; transform: translateY(14px); }
  to   { opacity: 1; transform: translateY(0); }
}
.ha-hinge { stroke: var(--lime); stroke-width: 2; }
@keyframes door-open {
  from { opacity: 0; transform: scaleX(0.06); }
  to   { opacity: 1; transform: scaleX(1); }
}
.hero-visual-label {
  position: absolute; bottom: -4px; left: 0;
  font-family: var(--font-mono); font-size: 0.66rem; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--ink-faint);
}

/* ==========================================================================
   Introduction — editorial statement
   ========================================================================== */
.intro { background: var(--paper); padding: clamp(80px, 12vw, 168px) 0; border-bottom: 1px solid var(--line-on-paper); }
.intro-inner { display: grid; grid-template-columns: 200px 1fr; gap: clamp(24px, 5vw, 72px); align-items: start; }
.intro-label {
  font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--muted-on-paper); padding-top: 0.9em;
}
.intro-statement {
  grid-column: 2; font-size: clamp(2.1rem, 5.6vw, 4.1rem); line-height: 1.04;
  letter-spacing: -0.025em; font-weight: 600;
}
.intro-copy {
  grid-column: 2; margin-top: clamp(28px, 4vw, 44px);
  font-size: clamp(1.05rem, 1.5vw, 1.22rem); line-height: 1.6;
  color: var(--text-on-paper-soft); max-width: 58ch;
}

/* ==========================================================================
   Sections (generic)
   ========================================================================== */
.section { padding: var(--section-py) 0; }
.section-ink { background: var(--ink); color: var(--paper); }

.section-head { max-width: 660px; margin-bottom: clamp(48px, 6vw, 84px); }
.section-head h2 { font-size: clamp(2rem, 3.8vw, 3rem); }
.section-sub { margin-top: 18px; font-size: 1.05rem; color: var(--muted-on-paper); max-width: 54ch; }
.section-ink .section-sub { color: var(--ink-soft); }

.section-head-row {
  display: flex; align-items: flex-end; justify-content: space-between; gap: 32px; flex-wrap: wrap;
}

/* ==========================================================================
   Work / Portfolio
   ========================================================================== */
.work-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: clamp(28px, 3vw, 44px); }

.work-card { position: relative; }

.work-preview {
  position: relative;
  border: 1px solid var(--line-on-paper);
  background: var(--paper-raised);
  overflow: hidden;
}
.browser-chrome {
  display: flex; align-items: center; gap: 6px; padding: 12px 14px;
  border-bottom: 1px solid var(--line-on-paper); background: var(--paper-alt);
}
.chrome-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--line-on-paper); }
.chrome-url {
  margin-left: 10px; font-family: var(--font-mono); font-size: 0.72rem; color: var(--muted-on-paper);
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}

.iframe-wrap {
  position: relative; width: 100%; height: 0; padding-bottom: 64%; overflow: hidden;
  clip-path: inset(0 0 100% 0);
  transition: clip-path 0.9s var(--ease);
}
[data-reveal].is-visible .iframe-wrap { clip-path: inset(0 0 0 0); }
.iframe-wrap iframe {
  position: absolute; top: 0; left: 0; width: 400%; height: 400%; border: 0;
  transform: scale(0.25); transform-origin: top left; pointer-events: none;
}

.work-hover-meta {
  position: absolute; inset: 0; display: flex; align-items: flex-end; padding: 20px;
  background: linear-gradient(180deg, rgba(11,23,19,0) 40%, rgba(11,23,19,0.72) 100%);
  opacity: 0; transition: opacity 0.35s var(--ease);
  pointer-events: none;
}
.work-card:hover .work-hover-meta { opacity: 1; }
.work-hover-meta span {
  font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--lime);
}

.work-index {
  display: block; font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.16em;
  color: var(--muted-on-paper); margin-bottom: 14px;
}
.work-body { padding: clamp(24px, 3vw, 30px) 4px 0; }
.work-meta { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; margin-bottom: 8px; }
.work-meta h3 { font-size: 1.4rem; transition: color 0.2s var(--ease); }
.work-card:hover .work-meta h3 { color: var(--ink); }
.work-category {
  font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--muted-on-paper); margin-bottom: 14px; transition: color 0.25s var(--ease);
}
.work-card:hover .work-category { color: #6a8f00; }
.work-desc { color: var(--text-on-paper-soft); margin-bottom: 22px; max-width: 46ch; }
.work-link {
  display: inline-flex; align-items: center; gap: 8px; font-size: 0.84rem; font-weight: 600;
  letter-spacing: 0.02em; text-transform: uppercase; border-bottom: 1px solid var(--ink); padding-bottom: 3px;
  transition: gap 0.2s var(--ease), border-color 0.2s var(--ease), color 0.2s var(--ease);
}
.work-link:hover { gap: 12px; border-color: var(--lime); color: #6a8f00; }
.work-card:focus-within .work-preview,
.work-preview:hover { transform: scale(1.008); }
.work-preview { transition: transform 0.5s var(--ease); }

/* ==========================================================================
   Featured project
   ========================================================================== */
.featured { background: var(--ink); color: var(--paper); }
.featured-inner {
  display: grid; grid-template-columns: 1.1fr 0.9fr; gap: clamp(40px, 6vw, 80px); align-items: center;
}
.featured-visual { border: 1px solid var(--line-on-ink); background: var(--ink-2); }
.featured-visual .browser-chrome { background: rgba(255,255,255,0.03); border-bottom-color: var(--line-on-ink); }
.featured-visual .chrome-dot { background: var(--line-on-ink); }
.featured-visual .chrome-url { color: var(--ink-faint); }
.featured-visual .iframe-wrap { padding-bottom: 68%; clip-path: inset(0 0 0 0); }

.featured-copy .eyebrow { color: var(--lime); }
.featured-copy h2 { font-size: clamp(2rem, 3.6vw, 3rem); margin-bottom: 20px; }
.featured-copy p.featured-desc { color: var(--ink-soft); max-width: 46ch; margin-bottom: 30px; font-size: 1.05rem; }
.featured-services {
  border-top: 1px solid var(--line-on-ink); margin-bottom: 36px; max-width: 320px;
}
.featured-services li {
  padding: 13px 0; border-bottom: 1px solid var(--line-on-ink);
  font-family: var(--font-mono); font-size: 0.78rem; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--ink-soft);
}

/* ==========================================================================
   Services
   ========================================================================== */
.services-grid { border-top: 1px solid var(--line-on-paper); }
.service-row {
  display: grid; grid-template-columns: 64px 1fr 2fr auto; align-items: center; gap: 28px;
  padding: clamp(26px, 3vw, 38px) 0; border-bottom: 1px solid var(--line-on-paper);
  transition: padding-left 0.35s var(--ease), background-color 0.35s var(--ease);
}
.service-row:hover { padding-left: 14px; background: var(--paper-raised); }
.service-number { font-family: var(--font-mono); font-size: 0.85rem; color: var(--muted-on-paper); }
.service-row h3 { font-size: clamp(1.3rem, 2vw, 1.7rem); transition: color 0.25s var(--ease); }
.service-row:hover h3 { color: #6a8f00; }
.service-desc { color: var(--text-on-paper-soft); max-width: 50ch; font-size: 0.98rem; }
.service-arrow {
  width: 40px; height: 40px; border: 1px solid var(--line-on-paper); border-radius: 50%;
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
  transition: border-color 0.25s var(--ease), background-color 0.25s var(--ease), transform 0.35s var(--ease);
}
.service-row:hover .service-arrow { border-color: var(--ink); background: var(--lime); transform: rotate(45deg); }
.service-arrow svg { transition: transform 0.25s var(--ease); }

/* ==========================================================================
   Why Stacked
   ========================================================================== */
.why-inner { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: clamp(40px, 6vw, 88px); align-items: start; }
.why-head h2 { font-size: clamp(2.1rem, 4vw, 3.4rem); line-height: 1.05; letter-spacing: -0.025em; }
.why-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: clamp(28px, 3vw, 44px); }
.why-card { border-top: 1px solid var(--line-on-paper); padding-top: 24px; }
.why-number { font-family: var(--font-display); font-size: clamp(2.2rem, 4vw, 3.4rem); color: var(--line-on-paper); font-weight: 600; margin-bottom: 18px; line-height: 1; }
.why-card h3 { font-size: 1.15rem; margin-bottom: 10px; }
.why-card p { color: var(--text-on-paper-soft); font-size: 0.96rem; }

/* ==========================================================================
   Process
   ========================================================================== */
.process-wrap { position: relative; max-width: 900px; }
.process-list { position: relative; border-left: 1px solid var(--line-on-paper); }
.process-list li { position: relative; padding: clamp(26px, 3vw, 34px) 0 clamp(26px, 3vw, 34px) clamp(40px, 6vw, 64px); }
.process-list li::before {
  content: ""; position: absolute; left: -4.5px; top: 34px; width: 8px; height: 8px;
  background: var(--paper); border: 1.5px solid var(--ink); border-radius: 50%;
  transition: background-color 0.25s var(--ease), border-color 0.25s var(--ease);
}
.process-list li:hover::before { background: var(--lime); border-color: var(--lime); }
.process-row { display: flex; gap: clamp(20px, 4vw, 44px); align-items: baseline; }
.process-number { font-family: var(--font-mono); font-size: 0.9rem; color: var(--muted-on-paper); width: 2.4ch; flex-shrink: 0; }
.process-body h3 { font-size: 1.25rem; margin-bottom: 6px; }
.process-body p { color: var(--text-on-paper-soft); max-width: 46ch; }

/* ==========================================================================
   Technology / Capabilities
   ========================================================================== */
.capabilities { background: var(--ink); color: var(--paper); }
.capabilities-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px;
  background: var(--line-on-ink); border: 1px solid var(--line-on-ink); margin-top: 8px;
}
.capability-chip {
  background: var(--ink); padding: clamp(28px, 3.4vw, 44px) clamp(20px, 2.4vw, 32px);
  font-family: var(--font-mono); font-size: 0.82rem; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--ink-soft); transition: background-color 0.3s var(--ease), color 0.3s var(--ease);
}
.capability-chip:hover { background: var(--ink-2); color: var(--lime); }

/* ==========================================================================
   About
   ========================================================================== */
.about-inner { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(40px, 6vw, 80px); align-items: center; }
.about-text { font-size: clamp(1.15rem, 1.8vw, 1.35rem); color: var(--text-on-paper-soft); margin-bottom: 20px; max-width: 46ch; }
.about-heading { font-size: clamp(2rem, 4vw, 3.2rem); line-height: 1.05; letter-spacing: -0.025em; margin-bottom: 26px; }

.about-visual { position: relative; aspect-ratio: 4 / 5; border: 1px solid var(--line-on-paper); overflow: hidden; background: var(--ink); }
.about-visual svg { width: 100%; height: 100%; }

/* ==========================================================================
   Portfolio CTA
   ========================================================================== */
.portfolio-cta { text-align: center; }
.portfolio-cta .section-head { margin: 0 auto 40px; max-width: 640px; }
.portfolio-cta h2 { font-size: clamp(2.1rem, 4vw, 3.4rem); }
.portfolio-cta-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; margin-top: 8px; }

/* ==========================================================================
   Contact (minimal)
   ========================================================================== */
.contact { background: var(--ink); color: var(--paper); }
.contact-inner { display: flex; flex-direction: column; align-items: flex-start; gap: 36px; }
.contact h2 { font-size: clamp(2.2rem, 5vw, 4rem); }
.contact-links { display: flex; flex-wrap: wrap; gap: clamp(20px, 4vw, 48px); align-items: center; }
.contact-value { font-family: var(--font-display); font-size: clamp(1.3rem, 2.4vw, 1.7rem); transition: color 0.2s var(--ease); }
.contact-value:hover { color: var(--lime); }
.contact-actions { display: flex; gap: 14px; flex-wrap: wrap; }

/* ==========================================================================
   Start a Project — project inquiry form
   ========================================================================== */
.start-section { background: var(--ink); color: var(--paper); }
.start-inner {
  display: grid; grid-template-columns: 0.8fr 1.2fr;
  gap: clamp(40px, 6vw, 88px); align-items: start;
}

.start-aside h2 { font-size: clamp(2rem, 3.6vw, 2.9rem); margin-bottom: 18px; letter-spacing: -0.025em; }
.start-aside .eyebrow { color: var(--lime); }
.start-sub { color: var(--ink-soft); font-size: 1.05rem; max-width: 38ch; }
.start-notes { margin-top: clamp(32px, 4vw, 48px); border-top: 1px solid var(--line-on-ink); }
.start-notes li {
  display: flex; gap: 16px; align-items: baseline;
  padding: 16px 0; border-bottom: 1px solid var(--line-on-ink);
  color: var(--ink-soft); font-size: 0.95rem;
}
.start-notes li span {
  font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.12em;
  color: var(--ink-faint); flex-shrink: 0;
}
.start-direct { margin-top: 28px; font-size: 0.92rem; color: var(--ink-faint); }
.start-direct a { color: var(--paper); border-bottom: 1px solid var(--line-on-ink); transition: color 0.2s var(--ease), border-color 0.2s var(--ease); }
.start-direct a:hover { color: var(--lime); border-color: var(--lime); }

.start-form-wrap { background: var(--paper-raised); color: var(--ink); border: 1px solid var(--line-on-ink); }

.project-form { padding: clamp(28px, 4vw, 44px); display: flex; flex-direction: column; gap: 20px; }
.project-form[hidden] { display: none; }
.form-row { display: flex; flex-direction: column; gap: 8px; }
.form-row-split { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-row label { font-size: 0.84rem; font-weight: 500; color: var(--ink); }
.form-row label .req { color: #a35a1f; }
.form-row input, .form-row select, .form-row textarea {
  padding: 14px 16px; background: var(--paper); border: 1px solid var(--line-on-paper); border-radius: var(--radius);
  transition: border-color 0.2s var(--ease);
}
.form-row input::placeholder, .form-row textarea::placeholder { color: rgba(11, 23, 19, 0.42); }
.form-row input:focus, .form-row select:focus, .form-row textarea:focus { border-color: var(--ink); outline: none; }
.form-row textarea { resize: vertical; min-height: 140px; line-height: 1.55; }
.form-row select { appearance: none; background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='8'><path d='M1 1l5 5 5-5' stroke='%230b1713' stroke-width='1.4' fill='none' fill-rule='evenodd'/></svg>"); background-repeat: no-repeat; background-position: right 16px center; }

.form-row.has-error input,
.form-row.has-error select,
.form-row.has-error textarea { border-color: #a3271f; background: rgba(163, 39, 31, 0.03); }
.field-error { display: none; font-size: 0.78rem; color: #a3271f; }
.form-row.has-error .field-error { display: block; }

.form-submit { align-self: flex-start; margin-top: 4px; }
.form-privacy { font-size: 0.78rem; color: var(--muted-on-paper); max-width: 46ch; }

.form-error {
  padding: 18px 20px; border-left: 2px solid #a3271f; background: rgba(163, 39, 31, 0.06);
  font-size: 0.9rem;
}
.form-error p:first-child { margin-bottom: 4px; }
.form-error[hidden] { display: none; }

.form-success {
  padding: clamp(40px, 6vw, 68px) clamp(28px, 4vw, 44px);
  border-left: 2px solid var(--lime); background: var(--lime-dim);
}
.form-success[hidden] { display: none; }
.form-success:focus { outline: none; }
.form-success-mark {
  font-size: 1.6rem; line-height: 1; color: var(--ink); margin-bottom: 18px;
}
.form-success p strong { font-family: var(--font-display); font-size: 1.25rem; font-weight: 600; }
.form-success p:last-child { margin-top: 8px; color: var(--text-on-paper-soft); }

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer { background: var(--ink); color: var(--paper); }
.footer-inner { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 40px; padding: clamp(56px, 7vw, 92px) var(--pad) 52px; }
.footer-brand .brand-word { color: var(--paper); }
.footer-tagline { margin-top: 18px; color: var(--ink-soft); max-width: 32ch; }
.footer-heading { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-faint); margin-bottom: 18px; }
.footer-col { display: flex; flex-direction: column; gap: 12px; }
.footer-col a { color: var(--ink-soft); font-size: 0.94rem; transition: color 0.2s var(--ease); }
.footer-col a:hover { color: var(--lime); }

.footer-bottom {
  border-top: 1px solid var(--line-on-ink); padding: 22px var(--pad) 30px;
  display: flex; justify-content: space-between; align-items: center; gap: 20px; flex-wrap: wrap;
}
.footer-bottom p { font-size: 0.78rem; color: var(--ink-faint); }
.footer-technical { font-family: var(--font-mono); letter-spacing: 0.1em; }

/* ==========================================================================
   Scroll reveal
   ========================================================================== */
[data-reveal] { opacity: 0; transform: translateY(20px); transition: opacity 0.7s var(--ease), transform 0.7s var(--ease); }
[data-reveal].is-visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  [data-reveal] { opacity: 1; transform: none; transition: none; }
  .ha-door { animation: none; }
  .iframe-wrap { clip-path: inset(0 0 0 0) !important; }
  html { scroll-behavior: auto; }
}

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 1100px) {
  .service-row { grid-template-columns: 48px 1fr auto; }
  .service-desc { grid-column: 1 / -1; max-width: none; }
}

@media (max-width: 1024px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-visual { max-width: 380px; margin: 0 auto; }
  .hero-micro { display: none; }
  .featured-inner { grid-template-columns: 1fr; }
  .why-inner { grid-template-columns: 1fr; }
  .start-inner { grid-template-columns: 1fr; }
  .about-inner { grid-template-columns: 1fr; }
  .about-visual { order: -1; max-width: 420px; margin: 0 auto; }
}

@media (max-width: 860px) {
  .work-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
}

@media (min-width: 781px) {
  .mobile-menu, .mobile-menu.is-open { display: none; }
}

@media (max-width: 780px) {
  .intro-inner { grid-template-columns: 1fr; gap: 20px; }
  .intro-label { padding-top: 0; }
  .intro-statement, .intro-copy { grid-column: 1; }
  .why-grid { grid-template-columns: 1fr; }
  .site-nav { display: none; }
  .header-cta { display: none; }
  .menu-toggle { display: flex; }
  .header-inner { height: 68px; }
  .service-row { grid-template-columns: 40px 1fr; row-gap: 12px; }
  .service-arrow { display: none; }
}

@media (max-width: 620px) {
  .form-row-split { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; }
  .hero-headline { font-size: clamp(2.1rem, 9vw, 2.9rem); }
  .capabilities-grid { grid-template-columns: repeat(2, 1fr); }
  .capability-chip { padding: 22px 16px; font-size: 0.74rem; }
  .contact-links { gap: 18px 28px; }
}