/* ============================================================
   Vector Innovation Lab — Design Tokens
   Palette: paper #F5F6F3 / ink #10131A / indigo #3547E8
            amber #D98E3A / muted #5B6270 / line #DADCE2
            dark-bg #0F1220 / dark-text #E7E8EC
   Type: Space Grotesk (display) / Inter (body) / IBM Plex Mono (utility)
   Signature: hand-drawn vector/coordinate motif — a line that
   resolves into a direction, echoed throughout as thin grid
   rules, coordinate tags, and a self-drawing arrow in the hero.
   ============================================================ */

:root {
  --paper: #F5F6F3;
  --paper-raised: #FFFFFF;
  --ink: #10131A;
  --indigo: #3547E8;
  --indigo-dark: #232FB0;
  --amber: #D98E3A;
  --muted: #5B6270;
  --line: #DADCE2;
  --dark-bg: #0F1220;
  --dark-text: #E7E8EC;
  --dark-muted: #9096A8;

  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'IBM Plex Mono', monospace;

  --container: 1120px;
  --radius: 2px;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

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;
}

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

a {
  color: inherit;
  text-decoration: none;
}

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

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.08;
  margin: 0;
  letter-spacing: -0.01em;
}

p { margin: 0; }

.wrap {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 28px;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--indigo);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.eyebrow::before {
  content: '';
  width: 14px;
  height: 1px;
  background: var(--indigo);
  display: inline-block;
}

.coord {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--muted);
  letter-spacing: 0.02em;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 13.5px;
  letter-spacing: 0.02em;
  padding: 13px 22px;
  border-radius: var(--radius);
  border: 1px solid var(--ink);
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease, transform 0.15s ease;
}

.btn-primary {
  background: var(--ink);
  color: var(--paper);
}
.btn-primary:hover { background: var(--indigo); border-color: var(--indigo); transform: translateY(-1px); }

.btn-ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--line);
}
.btn-ghost:hover { border-color: var(--ink); }

.btn-dark {
  background: var(--dark-text);
  color: var(--dark-bg);
  border-color: var(--dark-text);
}
.btn-dark:hover { background: var(--amber); border-color: var(--amber); transform: translateY(-1px); }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(245, 246, 243, 0.88);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 17px;
  letter-spacing: -0.01em;
}

.brand svg { width: 30px; height: 30px; }

nav.primary-nav {
  display: flex;
  align-items: center;
  gap: 34px;
}

nav.primary-nav a {
  font-size: 14.5px;
  color: var(--muted);
  transition: color 0.15s ease;
}
nav.primary-nav a:hover { color: var(--ink); }

.nav-cta { display: flex; align-items: center; gap: 22px; }

.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}
.menu-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--ink);
  margin: 5px 0;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  overflow: hidden;
  padding: 96px 0 88px;
  border-bottom: 1px solid var(--line);
}

.grid-field {
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: 0.55;
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 48px;
  align-items: center;
}

.hero h1 {
  font-size: clamp(38px, 5vw, 64px);
  margin-top: 18px;
  max-width: 640px;
}

.hero h1 em {
  font-style: normal;
  color: var(--indigo);
}

.hero-sub {
  margin-top: 24px;
  font-size: 18px;
  color: var(--muted);
  max-width: 480px;
  line-height: 1.65;
}

.hero-actions {
  margin-top: 36px;
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.hero-visual {
  position: relative;
  aspect-ratio: 1 / 1;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
}

.hero-visual svg.vector-draw {
  width: 70%;
  height: 70%;
  flex-shrink: 0;
}

.vector-draw path {
  fill: none;
  stroke: var(--indigo);
  stroke-width: 2.5;
  stroke-linecap: square;
  stroke-linejoin: miter;
  stroke-dasharray: 900;
  stroke-dashoffset: 900;
  animation: draw 2.2s cubic-bezier(.65,0,.35,1) 0.3s forwards;
}
.vector-draw .accent {
  stroke: var(--amber);
}
.vector-draw circle {
  fill: var(--ink);
  opacity: 0;
  animation: fadeInDot 0.4s ease 2.3s forwards;
}
@keyframes draw { to { stroke-dashoffset: 0; } }
@keyframes fadeInDot { to { opacity: 1; } }

.hero-tags {
  position: absolute;
  bottom: -6px;
  left: 0;
  display: flex;
  gap: 24px;
}

/* ---------- Section scaffolding ---------- */
section { padding: 88px 0; }

.section-line { border-top: 1px solid var(--line); }

.section-head {
  max-width: 640px;
  margin-bottom: 52px;
}

.section-head h2 {
  font-size: clamp(28px, 3.4vw, 40px);
  margin-top: 16px;
}

.section-head p {
  margin-top: 18px;
  color: var(--muted);
  font-size: 16.5px;
  line-height: 1.7;
}

/* ---------- About ---------- */
.about-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 64px;
}

.about-copy p {
  color: var(--muted);
  font-size: 16.5px;
  line-height: 1.75;
  margin-bottom: 18px;
}

.about-copy strong { color: var(--ink); font-weight: 600; }

.stat-block {
  display: grid;
  gap: 28px;
  align-content: start;
  padding-top: 8px;
}

.stat {
  border-left: 2px solid var(--indigo);
  padding-left: 18px;
}

.stat .num {
  font-family: var(--font-display);
  font-size: 30px;
  font-weight: 600;
}

.stat .label {
  margin-top: 4px;
  color: var(--muted);
  font-size: 14px;
}

/* ---------- What we do / cards ---------- */
.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.card {
  background: var(--paper);
  padding: 34px 30px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.card .mark {
  width: 34px;
  height: 34px;
}

.card h3 {
  font-size: 19px;
}

.card p {
  color: var(--muted);
  font-size: 15px;
  line-height: 1.65;
}

/* ---------- Vision (dark) ---------- */
.vision {
  background: var(--dark-bg);
  color: var(--dark-text);
}

.vision .section-head p { color: var(--dark-muted); }
.vision .eyebrow { color: var(--amber); }
.vision .eyebrow::before { background: var(--amber); }

.vision-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}

.vision-item {
  border-top: 1px solid rgba(231,232,236,0.16);
  padding-top: 22px;
}

.vision-item .coord { color: var(--dark-muted); }

.vision-item h3 {
  color: var(--dark-text);
  font-size: 18px;
  margin-top: 10px;
}

.vision-item p {
  color: var(--dark-muted);
  margin-top: 10px;
  font-size: 14.5px;
  line-height: 1.65;
}

/* ---------- How it works ---------- */
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}

.step .step-num {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--indigo);
}

.step h3 {
  font-size: 19px;
  margin-top: 14px;
}

.step p {
  margin-top: 10px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.65;
}

.step-line {
  margin-top: 22px;
  height: 1px;
  background: linear-gradient(to right, var(--indigo), transparent);
}

/* ---------- Founder ---------- */
.founder-grid {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 56px;
  align-items: start;
}

.founder-photo {
  aspect-ratio: 4 / 5;
  background: var(--ink);
  border-radius: var(--radius);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.founder-photo .initials {
  font-family: var(--font-display);
  font-size: 56px;
  color: var(--paper);
  opacity: 0.9;
}

.founder-photo::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, transparent 60%, rgba(53,71,232,0.35) 100%);
}

.founder-copy h3 {
  font-size: 24px;
}

.founder-role {
  margin-top: 6px;
  color: var(--indigo);
  font-family: var(--font-mono);
  font-size: 13px;
}

.founder-copy p {
  margin-top: 20px;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.75;
  max-width: 560px;
}

/* ---------- Contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 64px;
}

.contact-info .direct {
  margin-top: 28px;
  display: grid;
  gap: 18px;
}

.contact-info .direct a {
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--ink);
  border-bottom: 1px solid var(--line);
  padding-bottom: 4px;
  display: inline-block;
  transition: border-color 0.15s ease, color 0.15s ease;
}
.contact-info .direct a:hover {
  color: var(--indigo);
  border-color: var(--indigo);
}

.contact-info .direct .k {
  display: block;
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

form.contact-form {
  display: grid;
  gap: 20px;
}

.field { display: grid; gap: 8px; }

.field label {
  font-family: var(--font-mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.field input,
.field textarea {
  font-family: var(--font-body);
  font-size: 15px;
  padding: 13px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper-raised);
  color: var(--ink);
  resize: vertical;
  transition: border-color 0.15s ease;
}

.field input:focus,
.field textarea:focus {
  border-color: var(--indigo);
  outline: none;
}

.form-note {
  font-size: 13px;
  color: var(--muted);
  margin-top: -4px;
}

.form-status {
  font-family: var(--font-mono);
  font-size: 13.5px;
  padding: 12px 14px;
  border-radius: var(--radius);
  display: none;
}
.form-status.ok {
  display: block;
  background: rgba(53,71,232,0.08);
  color: var(--indigo-dark);
  border: 1px solid rgba(53,71,232,0.25);
}
.form-status.err {
  display: block;
  background: rgba(217,142,58,0.1);
  color: #8a5a1c;
  border: 1px solid rgba(217,142,58,0.35);
}

/* ---------- Footer ---------- */
footer {
  background: var(--dark-bg);
  color: var(--dark-muted);
  padding: 56px 0 32px;
}

.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(231,232,236,0.14);
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--dark-text);
  font-family: var(--font-display);
  font-size: 16px;
}
.footer-brand svg { width: 26px; height: 26px; }

.footer-tag {
  margin-top: 12px;
  font-size: 14px;
  max-width: 280px;
  line-height: 1.6;
}

.footer-cols {
  display: flex;
  gap: 64px;
}

.footer-col h4 {
  font-family: var(--font-mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--dark-muted);
  font-weight: 500;
  margin-bottom: 16px;
}

.footer-col a {
  display: block;
  font-size: 14.5px;
  color: var(--dark-text);
  margin-bottom: 12px;
  transition: color 0.15s ease;
}
.footer-col a:hover { color: var(--amber); }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 24px;
  font-size: 13px;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-bottom .coord { color: var(--dark-muted); }

/* ---------- Legal pages ---------- */
.legal-page main {
  padding: 64px 0 100px;
}
.legal-page h1 {
  font-size: clamp(30px, 4vw, 42px);
}
.legal-page .updated {
  margin-top: 10px;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 13px;
}
.legal-page .legal-body {
  margin-top: 44px;
  max-width: 720px;
}
.legal-body h2 {
  font-size: 20px;
  margin-top: 40px;
  margin-bottom: 14px;
}
.legal-body h2:first-child { margin-top: 0; }
.legal-body p, .legal-body li {
  color: var(--muted);
  font-size: 15.5px;
  line-height: 1.75;
  margin-bottom: 14px;
}
.legal-body ul { padding-left: 20px; margin: 0 0 14px; }

/* ---------- 404 ---------- */
.not-found {
  min-height: 70vh;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
}
.not-found .code {
  font-family: var(--font-mono);
  color: var(--indigo);
  font-size: 14px;
}
.not-found h1 {
  font-size: clamp(40px, 6vw, 72px);
  margin-top: 14px;
}
.not-found p {
  margin-top: 18px;
  color: var(--muted);
  font-size: 17px;
  max-width: 460px;
}
.not-found .btn { margin-top: 32px; }

/* ---------- Responsive ---------- */
@media (max-width: 920px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-visual { order: -1; max-width: 320px; margin: 0 auto; }
  .about-grid,
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .founder-grid { grid-template-columns: 200px 1fr; }
  .card-grid { grid-template-columns: 1fr; }
  .vision-grid { grid-template-columns: 1fr; gap: 32px; }
  .steps { grid-template-columns: 1fr; gap: 36px; }
  .footer-top { flex-direction: column; gap: 32px; }
  .footer-cols { gap: 48px; }
}

@media (max-width: 720px) {
  nav.primary-nav { display: none; }
  .menu-toggle { display: block; }
  .nav-cta .btn-primary { padding: 10px 16px; font-size: 12.5px; }
  section { padding: 64px 0; }
  .hero { padding: 56px 0 64px; }
  .founder-grid { grid-template-columns: 1fr; }
  .founder-photo { max-width: 220px; }
  .footer-cols { flex-direction: column; gap: 28px; }
}

/* Mobile nav drawer */
body.nav-open nav.primary-nav {
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 76px;
  left: 0;
  right: 0;
  background: var(--paper);
  border-bottom: 1px solid var(--line);
  padding: 24px 28px 32px;
  gap: 20px;
  z-index: 49;
}