/* ===== Tokens ===== */
:root{
  --ink: #0B1015;
  --blueprint: #0F2A43;
  --blueprint-2: #123350;
  --line: #6FA8C9;
  --line-dim: #3E6D8C;
  --paper: #ECEEE7;
  --paper-dim: #C9CCC2;
  --signal: #E8A33D;
  --signal-dim: #B87C29;
  --ok: #4FA871;

  --font-display: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'IBM Plex Mono', ui-monospace, SFMono-Regular, monospace;

  --wrap: 1120px;
  --radius: 3px;
}

*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin:0;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-display);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
h1,h2,h3{ font-family: var(--font-display); font-weight: 700; margin: 0 0 .5em; letter-spacing: -0.01em; }
p{ margin: 0 0 1em; color: var(--paper-dim); }
a{ color: inherit; }
.wrap{ max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }

/* faint drafting grid across whole page */
.grid-overlay{
  position: fixed; inset: 0; pointer-events: none; z-index: 1;
  background-image:
    linear-gradient(rgba(111,168,201,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(111,168,201,0.05) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, black, transparent 70%);
}

.eyebrow{
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--line);
  margin: 0 0 14px;
}
.eyebrow-light{ color: var(--signal); }

/* ===== Header ===== */
.site-header{
  position: sticky; top:0; z-index: 20;
  background: rgba(11,16,21,0.86);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(111,168,201,0.18);
}
.header-row{ display:flex; align-items:center; justify-content:space-between; padding: 16px 24px; }
.wordmark{ display:flex; align-items:center; gap:10px; text-decoration:none; }
.wordmark-mark{
  font-family: var(--font-mono); font-size: 13px; font-weight:600;
  border: 1px solid var(--line); color: var(--line);
  padding: 4px 7px; border-radius: var(--radius); letter-spacing: 0.04em;
}
.wordmark-text{ font-weight:600; font-size: 16px; color: var(--paper); }
.header-cta{ font-size: 14px; padding: 9px 16px; }

/* ===== Buttons ===== */
.btn{
  display:inline-flex; align-items:center; justify-content:center;
  font-family: var(--font-mono); font-size: 14px; font-weight: 500;
  letter-spacing: 0.02em; text-decoration:none; cursor:pointer;
  border-radius: var(--radius); border: 1px solid transparent;
  padding: 13px 22px; transition: transform .15s ease, background .15s ease, border-color .15s ease;
}
.btn-primary{ background: var(--signal); color: #1A1300; border-color: var(--signal); }
.btn-primary:hover{ background: #F2B559; transform: translateY(-1px); }
.btn-ghost{ background: transparent; color: var(--line); border-color: var(--line-dim); }
.btn-ghost:hover{ border-color: var(--line); color: var(--paper); }
.btn-text{ background:none; border:none; color: var(--paper-dim); padding: 13px 6px; }
.btn-text:hover{ color: var(--line); }

/* ===== Hero ===== */
.hero{ position:relative; z-index:2; padding: 96px 0 80px; }
.hero-grid{
  display:grid; grid-template-columns: 1.05fr 0.95fr; gap: 48px; align-items:center;
}
.hero-copy h1{
  font-size: clamp(32px, 4vw, 46px); line-height: 1.12; color: var(--paper);
}
.hero-sub{ font-size: 17px; max-width: 46ch; }
.hero-actions{ display:flex; align-items:center; gap: 8px; margin-top: 28px; flex-wrap: wrap; }

.hero-figure{ position:relative; display:flex; align-items:center; justify-content:center; }
.diagram{ width: 100%; max-width: 420px; height:auto; }
.draw{
  stroke-dasharray: 1400;
  stroke-dashoffset: 1400;
  animation: draw-in 2.2s ease forwards;
}
.leader{ animation-delay: 1.6s; }
@keyframes draw-in{ to{ stroke-dashoffset: 0; } }

.callout{
  position:absolute; font-family: var(--font-mono); font-size: 12px;
  color: var(--signal); background: rgba(15,42,67,0.9);
  border: 1px solid rgba(232,163,61,0.35); border-radius: var(--radius);
  padding: 6px 10px; opacity:0; animation: fade-in .6s ease forwards;
}
.callout small{ display:block; color: var(--paper-dim); font-size: 10px; letter-spacing: 0.06em; margin-top: 2px; }
.callout-1{ top: 20%; right: -4%; animation-delay: 2.0s; }
.callout-2{ top: 34%; left: -10%; animation-delay: 2.2s; }
.callout-3{ bottom: 12%; left: 50%; transform: translateX(-50%); animation-delay: 2.4s; }
@keyframes fade-in{ to{ opacity:1; } }

/* ===== Context / spec plate ===== */
.context{ position:relative; z-index:2; background: var(--blueprint); padding: 72px 0; border-top:1px solid rgba(111,168,201,0.18); border-bottom:1px solid rgba(111,168,201,0.18); }
.context-grid{ display:grid; grid-template-columns: 1.2fr 0.8fr; gap: 56px; align-items:start; }
.context-text{ font-size: 18px; color: var(--paper); max-width: 52ch; }
.spec-plate{ font-family: var(--font-mono); border: 1px solid var(--line-dim); border-radius: var(--radius); margin:0; overflow:hidden; }
.spec-row{ display:flex; justify-content:space-between; gap: 12px; padding: 14px 18px; border-bottom: 1px solid rgba(111,168,201,0.18); }
.spec-row:last-child{ border-bottom:none; }
.spec-row dt{ color: var(--paper-dim); font-size: 13px; }
.spec-row dd{ margin:0; color: var(--line); font-weight:600; font-size: 15px; }

/* ===== Process ===== */
.process{ position:relative; z-index:2; padding: 88px 0; }
.process h2{ font-size: 30px; color: var(--paper); max-width: 20ch; }
.steps{ list-style:none; margin: 40px 0 0; padding:0; display:grid; grid-template-columns: repeat(4,1fr); gap: 28px; }
.step{ border-top: 1px solid var(--line-dim); padding-top: 18px; }
.step-num{ font-family: var(--font-mono); color: var(--signal); font-size: 13px; letter-spacing: 0.06em; }
.step h3{ font-size: 18px; margin: 10px 0 8px; color: var(--paper); }
.step p{ font-size: 14.5px; }

/* ===== Fit ===== */
.fit{ position:relative; z-index:2; background: var(--blueprint-2); padding: 88px 0; }
.fit-grid{ display:grid; grid-template-columns: 0.9fr 1.1fr; gap: 56px; align-items:start; }
.fit-copy h2{ font-size: 28px; color: var(--paper); max-width: 16ch; }
.checklist{ list-style:none; margin:0; padding:0; display:flex; flex-direction:column; gap:0; }
.checklist li{
  position:relative; padding: 16px 0 16px 32px; font-size: 16px; color: var(--paper);
  border-bottom: 1px solid rgba(111,168,201,0.18);
}
.checklist li::before{
  content: ""; position:absolute; left:0; top: 20px; width: 14px; height:14px;
  border: 1.5px solid var(--line); border-radius: 2px;
}
.checklist li::after{
  content: "✓"; position:absolute; left: 2px; top: 16px; color: var(--ok); font-size: 12px; font-weight:700;
}

/* ===== Founder ===== */
.founder{ position:relative; z-index:2; padding: 96px 0; }
.founder-inner{ max-width: 760px; }
.founder-quote{
  font-size: 22px; line-height:1.5; color: var(--paper); font-style: normal;
  border-left: 2px solid var(--signal); padding-left: 24px;
}
.founder-sig{ margin-top: 20px; padding-left: 24px; font-family: var(--font-mono); font-size: 14px; color: var(--line); }
.founder-sig span{ color: var(--paper-dim); }

/* ===== Testimonials ===== */
.testimonials{ position:relative; z-index:2; background: var(--blueprint-2); padding: 88px 0; }
.testimonials h2{ font-size: 28px; color: var(--paper); max-width: 16ch; }
.testimonial-grid{ display:grid; grid-template-columns: repeat(3,1fr); gap: 24px; margin-top: 36px; }
.testimonial-grid-single{ grid-template-columns: 1fr; max-width: 520px; }
.testimonial-card{
  margin:0; padding: 24px; background: rgba(255,255,255,0.02);
  border: 1px solid var(--line-dim); border-radius: var(--radius);
  display:flex; flex-direction:column; gap: 18px;
}
.testimonial-card p{ font-size: 15px; color: var(--paper-dim); font-style: italic; margin:0; }
.testimonial-card footer{ display:flex; flex-direction:column; gap:2px; font-family: var(--font-mono); }
.t-name{ font-size: 13px; color: var(--line); font-weight:600; }
.t-role{ font-size: 12px; color: var(--paper-dim); opacity:0.75; }

/* ===== Contact ===== */
.contact{ position:relative; z-index:2; background: var(--blueprint); padding: 96px 0; border-top:1px solid rgba(111,168,201,0.18); }
.contact-grid{ display:grid; grid-template-columns: 0.85fr 1.15fr; gap: 56px; align-items:start; }
.contact h2{ font-size: 28px; color: var(--paper); max-width: 16ch; }
.contact-form{ display:flex; flex-direction:column; gap: 16px; }
.contact-form label{ display:flex; flex-direction:column; gap: 6px; font-family: var(--font-mono); font-size: 12px; color: var(--paper-dim); letter-spacing: 0.04em; text-transform:uppercase; }
.contact-form input, .contact-form textarea{
  font-family: var(--font-display); font-size: 15px; color: var(--paper);
  background: rgba(255,255,255,0.03); border: 1px solid var(--line-dim); border-radius: var(--radius);
  padding: 12px 14px; resize: vertical;
}
.contact-form input:focus, .contact-form textarea:focus{ outline: 2px solid var(--signal); outline-offset: 1px; border-color: var(--signal); }
.contact-form .btn{ align-self:flex-start; margin-top: 4px; }
.form-note{ font-family: var(--font-mono); font-size: 13px; color: var(--ok); min-height: 1.2em; }

/* ===== Footer ===== */
.site-footer{ position:relative; z-index:2; padding: 28px 0 40px; }
.footer-row{ display:flex; justify-content:space-between; font-family: var(--font-mono); font-size: 12px; color: var(--paper-dim); flex-wrap:wrap; gap:8px; }

/* ===== Reduced motion ===== */
@media (prefers-reduced-motion: reduce){
  .draw{ animation: none; stroke-dashoffset: 0; }
  .callout{ animation: none; opacity: 1; }
  html{ scroll-behavior: auto; }
}

/* ===== Responsive ===== */
@media (max-width: 900px){
  .hero-grid, .context-grid, .fit-grid, .contact-grid{ grid-template-columns: 1fr; }
  .testimonial-grid{ grid-template-columns: 1fr; }
  .hero{ padding: 64px 0 56px; }
  .hero-figure{ order: -1; margin-bottom: 8px; }
  .diagram{ max-width: 300px; }
  .steps{ grid-template-columns: 1fr 1fr; }
  .context, .process, .fit, .founder, .testimonials, .contact{ padding: 56px 0; }
}
@media (max-width: 560px){
  .steps{ grid-template-columns: 1fr; }
  .hero-copy h1{ font-size: 28px; }
  .founder-quote{ font-size: 19px; }
  .callout{ display:none; } /* avoid crowding tiny screens */
}