/* ============================================
   jacob davis · co — shared site stylesheet
   ============================================ */

:root {
  --navy: #0a1628;
  --slate: #132033;
  --slate-line: rgba(74, 158, 255, 0.16);
  --blue: #4a9eff;
  --blue-dim: rgba(74, 158, 255, 0.5);
  --silver: #c5d0de;
  --silver-dim: #7e8ba0;
  --white: #ffffff;

  --d-blue: #4a9eff;
  --d-violet: #7c3aed;
  --d-emerald: #10b981;
  --d-amber: #f59e0b;
  --d-red: #ef4444;
  --d-cyan: #06b6d4;
  --d-pink: #ec4899;
  --d-lime: #84cc16;

  --display: 'Space Grotesk', sans-serif;
  --body: 'Inter', sans-serif;

  --max: 960px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--navy);
  color: var(--silver);
  font-family: var(--body);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; }
a:focus-visible, button:focus-visible { outline: 2px solid var(--blue); outline-offset: 3px; }

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

.wrap {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 24px;
}

h1, h2, h3, h4 {
  font-family: var(--display);
  color: var(--white);
  font-weight: 600;
  line-height: 1.15;
  margin: 0;
}

p { margin: 0 0 1em; }
p:last-child { margin-bottom: 0; }

/* ---------- hex pattern texture (signature motif) ---------- */
.hex-field {
  position: absolute;
  inset: 0;
  opacity: 0.5;
  pointer-events: none;
  background-image:
    linear-gradient(150deg, var(--slate-line) 1px, transparent 1px),
    linear-gradient(30deg, var(--slate-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--slate-line) 1px, transparent 1px);
  background-size: 56px 98px;
  background-position: 0 0, 0 0, 0 0;
  mask-image: linear-gradient(to bottom, black, transparent);
}

/* ---------- nav ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(10, 22, 40, 0.88);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--slate-line);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  max-width: var(--max);
  margin: 0 auto;
}
.logo-lockup {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.logo-lockup .logo-icon { width: 26px; height: 26px; flex-shrink: 0; display: block; }
.logo-lockup .logo-wordmark {
  font-family: var(--display);
  font-weight: 500;
  font-size: 1.08rem;
  color: var(--silver);
  letter-spacing: 0.01em;
}
.logo-lockup .dot { color: var(--blue); }
.logo-lockup.size-sm .logo-icon { width: 22px; height: 22px; }
.logo-lockup.size-sm .logo-wordmark { font-size: 0.95rem; }
.nav-links {
  display: flex;
  gap: 28px;
  align-items: center;
  font-size: 14px;
  font-weight: 500;
}
.nav-links a {
  color: var(--silver);
  letter-spacing: 0.01em;
}
.nav-links a:hover { color: var(--blue); text-decoration: none; }
.nav-links a.current { color: var(--blue); }

.nav-links a.nav-external {
  display: inline-flex;
  align-items: center;
  gap: 5px;
}
.nav-links a.nav-external .ext-icon {
  opacity: 0.65;
  flex-shrink: 0;
}
.nav-links a.nav-external:hover .ext-icon { opacity: 1; }

.nav-toggle { display: none; }

@media (max-width: 640px) {
  .nav-links {
    position: fixed;
    top: 61px;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 18px;
    background: var(--navy);
    border-bottom: 1px solid var(--slate-line);
    padding: 20px 24px 28px;
    transform: translateY(-8px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.18s ease, transform 0.18s ease;
  }
  .nav-links.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }
  .nav-toggle {
    display: inline-flex;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    padding: 6px;
    cursor: pointer;
  }
  .nav-toggle span {
    width: 22px;
    height: 2px;
    background: var(--silver);
    border-radius: 2px;
  }
}

/* ---------- buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 13px 24px;
  border-radius: 999px;
  font-family: var(--body);
  font-weight: 600;
  font-size: 14px;
  letter-spacing: 0.02em;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, background 0.15s ease, border-color 0.15s ease;
}
.btn:hover { text-decoration: none; }
.btn-primary {
  background: var(--blue);
  color: var(--navy);
}
.btn-primary:hover { background: #6bb0ff; transform: translateY(-1px); }
.btn-outline {
  background: transparent;
  border-color: var(--blue-dim);
  color: var(--silver);
}
.btn-outline:hover { border-color: var(--blue); color: var(--white); transform: translateY(-1px); }

/* ---------- hero / page banner ---------- */
.banner {
  position: relative;
  overflow: hidden;
  padding: 88px 0 64px;
  border-bottom: 1px solid var(--slate-line);
}
.banner.compact { padding: 64px 0 48px; }
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--body);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 14px;
}
.eyebrow::before {
  content: '';
  display: inline-block;
  width: 8px;
  height: 8px;
  background: var(--blue);
  clip-path: polygon(25% 0%, 75% 0%, 100% 50%, 75% 100%, 25% 100%, 0% 50%);
}
.banner h1 {
  font-size: clamp(2.1rem, 4.6vw, 3.2rem);
  max-width: 16ch;
}
.banner .dek {
  margin-top: 18px;
  font-size: 1.15rem;
  color: var(--silver);
  max-width: 46ch;
  font-weight: 300;
}
.banner .meta {
  margin-top: 22px;
  font-size: 13px;
  color: var(--silver-dim);
  letter-spacing: 0.03em;
}
.banner .cta-row { margin-top: 32px; display: flex; gap: 14px; flex-wrap: wrap; }

/* ---------- sections ---------- */
section { padding: 64px 0; }
section + section { border-top: 1px solid var(--slate-line); }
.section-head { margin-bottom: 36px; }
.section-head h2 { font-size: clamp(1.5rem, 3vw, 2rem); }
.section-head .eyebrow { margin-bottom: 10px; }

article h2 { font-size: 1.5rem; margin-top: 2.4em; margin-bottom: 0.6em; }
article h2:first-of-type { margin-top: 0; }
article h3 { font-size: 1.1rem; color: var(--blue); margin-top: 1.8em; margin-bottom: 0.5em; }
article p { color: var(--silver); }
article ul { color: var(--silver); padding-left: 1.2em; margin: 0 0 1em; }
article li { margin-bottom: 0.4em; }
article strong { color: var(--white); }
.lede { font-size: 1.15rem; color: var(--white); font-weight: 300; }

/* ---------- cards (post / service grid) ---------- */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}
.card {
  background: var(--slate);
  border: 1px solid var(--slate-line);
  border-radius: 14px;
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: border-color 0.15s ease, transform 0.15s ease;
}
.card:hover { border-color: var(--blue-dim); transform: translateY(-2px); }
.card .eyebrow { margin-bottom: 0; }
.card h3 { font-family: var(--display); color: var(--white); font-size: 1.2rem; }
.card p { color: var(--silver-dim); font-size: 0.95rem; flex: 1; }
.card .card-link { font-size: 13px; font-weight: 600; }
.card .card-date { font-size: 12px; color: var(--silver-dim); letter-spacing: 0.03em; margin-top: -6px; }

/* ---------- panel (info blocks: pricing, steps) ---------- */
.panel {
  background: var(--slate);
  border: 1px solid var(--slate-line);
  border-radius: 14px;
  padding: 30px 32px;
}
.panel + .panel { margin-top: 22px; }
.panel h3 { color: var(--white); font-size: 1.3rem; margin-bottom: 4px; }
.panel .tagline { color: var(--blue); font-size: 0.95rem; font-weight: 500; margin-bottom: 18px; }
.panel .specs { display: flex; gap: 28px; margin-top: 20px; flex-wrap: wrap; font-size: 0.9rem; }
.panel .specs div span { display: block; color: var(--silver-dim); font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: 3px; }

/* ---------- PRISM sequence (signature treatment) ---------- */
.prism-word {
  display: flex;
  gap: 0.06em;
  font-family: var(--display);
  font-weight: 700;
  font-size: clamp(2.2rem, 7vw, 3.6rem);
  letter-spacing: 0.02em;
}
.prism-word span:nth-child(1) { color: var(--d-blue); }
.prism-word span:nth-child(2) { color: var(--d-violet); }
.prism-word span:nth-child(3) { color: var(--d-emerald); }
.prism-word span:nth-child(4) { color: var(--d-amber); }
.prism-word span:nth-child(5) { color: var(--d-red); }

.prism-steps { display: flex; flex-direction: column; gap: 0; }
.prism-step {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 20px;
  padding: 28px 0;
  border-top: 1px solid var(--slate-line);
}
.prism-step:first-child { border-top: none; padding-top: 0; }
.prism-step .letter {
  font-family: var(--display);
  font-weight: 700;
  font-size: 2.2rem;
  line-height: 1;
}
.prism-step:nth-child(1) .letter { color: var(--d-blue); }
.prism-step:nth-child(2) .letter { color: var(--d-violet); }
.prism-step:nth-child(3) .letter { color: var(--d-emerald); }
.prism-step:nth-child(4) .letter { color: var(--d-amber); }
.prism-step:nth-child(5) .letter { color: var(--d-red); }
.prism-step h3 { color: var(--white); font-size: 1.15rem; margin: 0 0 6px; }
.prism-step p { color: var(--silver-dim); margin: 0; font-size: 0.95rem; }

/* ---------- pull quote ---------- */
.pullquote {
  border-left: 3px solid var(--blue);
  padding-left: 22px;
  margin: 2em 0;
  font-size: 1.2rem;
  color: var(--white);
  font-weight: 300;
}

/* ---------- CTA banner ---------- */
.cta-band {
  background: var(--slate);
  border: 1px solid var(--slate-line);
  border-radius: 18px;
  padding: 48px;
  text-align: center;
}
.cta-band h2 { font-size: 1.6rem; margin-bottom: 12px; }
.cta-band p { color: var(--silver-dim); margin-bottom: 26px; }
.cta-band .cta-row { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* ---------- footer ---------- */
.site-footer { border-top: 1px solid var(--slate-line); padding: 40px 0; }
.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}
.footer-logo { height: 22px; width: auto; opacity: 0.85; }
.footer-meta { font-size: 13px; color: var(--silver-dim); }
.footer-meta a { color: var(--silver-dim); }
.footer-meta a:hover { color: var(--blue); }

@media (max-width: 640px) {
  .panel { padding: 24px 22px; }
  .cta-band { padding: 34px 24px; }
  .prism-step { grid-template-columns: 44px 1fr; }
  .prism-step .letter { font-size: 1.6rem; }
}

/* ---------- hero (home, two-column) ---------- */
.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 32px;
  align-items: center;
}
.hero-visual { position: relative; }
.hero-visual svg { width: 100%; height: auto; display: block; }
.hero-visual svg .signal-path {
  stroke-dasharray: 900;
  stroke-dashoffset: 900;
  animation: draw-signal 1.6s cubic-bezier(.4,.1,.2,1) 0.2s forwards;
}
.hero-visual svg .signal-node {
  opacity: 0;
  transform-origin: center;
  animation: node-pop 0.45s ease-out forwards;
  animation-delay: calc(0.5s + var(--d) * 0.13s);
}
@keyframes draw-signal { to { stroke-dashoffset: 0; } }
@keyframes node-pop { from { opacity: 0; } to { opacity: 1; } }

@media (prefers-reduced-motion: reduce) {
  .hero-visual svg .signal-path { animation: none; stroke-dashoffset: 0; }
  .hero-visual svg .signal-node { animation: none; opacity: 1; }
}
@media (max-width: 860px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-visual { order: -1; max-width: 420px; margin: 0 auto 8px; }
}

/* ---------- client roster ---------- */
.clients-band {
  padding: 28px 0;
  border-top: 1px solid var(--slate-line);
  border-bottom: 1px solid var(--slate-line);
}
.clients-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 28px;
  align-items: center;
  justify-content: space-between;
}
.clients-label {
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--silver-dim);
  white-space: nowrap;
}
.clients-names {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  font-family: var(--display);
  font-size: 0.95rem;
  color: var(--silver);
  font-weight: 500;
}
.clients-caption {
  margin-top: 14px;
  font-size: 12px;
  color: var(--silver-dim);
}

/* ---------- proof: case study + testimonial ---------- */
.proof-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
@media (max-width: 760px) { .proof-grid { grid-template-columns: 1fr; } }

.stat-card {
  background: var(--slate);
  border: 1px solid var(--slate-line);
  border-radius: 14px;
  padding: 30px 32px;
  display: flex;
  flex-direction: column;
}
.stat-card .stat-tag { font-size: 12px; text-transform: uppercase; letter-spacing: 0.1em; color: var(--silver-dim); margin-bottom: 16px; }
.stat-card .stat-number { font-family: var(--display); font-size: 3.2rem; font-weight: 700; color: var(--blue); line-height: 1; }
.stat-card .stat-label { font-size: 0.95rem; color: var(--white); margin: 6px 0 18px; font-weight: 500; }
.stat-card p { color: var(--silver-dim); font-size: 0.92rem; }

.quote-card {
  background: var(--slate);
  border: 1px solid var(--slate-line);
  border-radius: 14px;
  padding: 30px 32px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.quote-card blockquote {
  margin: 0 0 18px;
  font-family: var(--display);
  font-size: 1.15rem;
  font-weight: 500;
  color: var(--white);
  line-height: 1.4;
}
.quote-card cite { font-size: 0.85rem; color: var(--silver-dim); font-style: normal; }
.quote-card cite strong { color: var(--silver); display: block; font-weight: 600; }

.quote-band {
  background: var(--slate);
  border: 1px solid var(--slate-line);
  border-radius: 14px;
  padding: 40px 48px;
  text-align: center;
  margin-top: 24px;
}
.quote-band blockquote {
  margin: 0 auto 18px;
  font-family: var(--display);
  font-size: 1.4rem;
  font-weight: 500;
  color: var(--white);
  line-height: 1.4;
  max-width: 56ch;
}
.quote-band cite { font-size: 0.9rem; color: var(--silver-dim); font-style: normal; }
.quote-band cite strong { color: var(--silver); font-weight: 600; }

.stat-card .chart-wrap { margin: 4px 0 18px; }
.stat-card .chart-wrap svg { width: 100%; height: auto; display: block; }
.stat-card .stat-headline { font-family: var(--display); font-size: 1.25rem; font-weight: 600; color: var(--white); margin-bottom: 16px; line-height: 1.3; }

/* ---------- accent top bars (data palette, used sparingly) ---------- */
.accent-blue    { border-top: 3px solid var(--d-blue); }
.accent-violet  { border-top: 3px solid var(--d-violet); }
.accent-emerald { border-top: 3px solid var(--d-emerald); }

/* ---------- compact "what I do" columns ---------- */
.do-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
@media (max-width: 760px) { .do-grid { grid-template-columns: 1fr; } }
.do-col h3 { font-family: var(--display); color: var(--white); font-size: 1.1rem; margin-bottom: 8px; }
.do-col p { color: var(--silver-dim); font-size: 0.95rem; }

/* ---------- quiet contact line (replaces heavy CTA band on non-conversion pages) ---------- */
.contact-line {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  padding-top: 28px;
  border-top: 1px solid var(--slate-line);
}
.contact-line p { color: var(--silver-dim); font-size: 0.95rem; margin: 0; }
.contact-line a.btn { padding: 11px 20px; }

/* ---------- roster list (about page: clients / experience) ---------- */
.roster {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  margin: 18px 0 8px;
}
@media (max-width: 640px) { .roster { grid-template-columns: 1fr; } }
.roster-col h3 { font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--blue); margin-bottom: 12px; font-family: var(--body); font-weight: 600; }
.roster-col ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 8px; }
.roster-col li { color: var(--silver); font-size: 0.97rem; border-bottom: 1px solid var(--slate-line); padding-bottom: 8px; }
.roster-col li:last-child { border-bottom: none; }

/* ---------- footer (expanded) ---------- */
.site-footer { border-top: 1px solid var(--slate-line); padding: 48px 0 32px; }
.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 24px;
  padding-bottom: 28px;
}
.footer-tagline { color: var(--silver-dim); font-size: 0.9rem; margin-top: 10px; max-width: 32ch; }
.footer-nav { display: flex; gap: 24px; flex-wrap: wrap; font-size: 0.9rem; }
.footer-nav a { color: var(--silver); }
.footer-nav a:hover { color: var(--blue); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  padding-top: 22px;
  border-top: 1px solid var(--slate-line);
  font-size: 13px;
  color: var(--silver-dim);
}
.footer-bottom a { color: var(--silver-dim); }
.footer-bottom a:hover { color: var(--blue); }

/* ---------- bio photo ---------- */
.bio-figure { margin: 0; }
.bio-photo {
  border-radius: 14px;
  border: 1px solid var(--slate-line);
  overflow: hidden;
  background: var(--slate);
}
.bio-photo img { display: block; width: 100%; height: auto; }
.bio-figure figcaption {
  margin-top: 10px;
  font-size: 12px;
  color: var(--silver-dim);
  letter-spacing: 0.02em;
}

.bio-layout-about {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 40px;
  align-items: start;
}
@media (max-width: 700px) {
  .bio-layout-about { grid-template-columns: 1fr; }
  .bio-layout-about .bio-figure { max-width: 280px; margin: 0 auto; }
}

.bio-layout-home {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 28px;
  align-items: start;
}
@media (max-width: 700px) {
  .bio-layout-home { grid-template-columns: 1fr; }
  .bio-layout-home .bio-figure { max-width: 220px; margin: 0 auto; }
}