/* ============================================================
   techsporadic — design tokens
   ink #102A43 · paper #FFFFFF · mist #EAF2F9 · blue #3BA0EF · deep #1B6FB8
   display: Jost · body: IBM Plex Sans · labels: IBM Plex Mono
   ============================================================ */

:root {
  --ink: #102A43;
  --ink-soft: #33475C;
  --paper: #FFFFFF;
  --mist: #EAF2F9;
  --line: #D4E2EF;
  --blue: #3BA0EF;
  --blue-deep: #1B6FB8;
  --blue-ink: #0B1D2E;

  --font-display: "Jost", "Futura", sans-serif;
  --font-body: "IBM Plex Sans", "Helvetica Neue", Arial, sans-serif;
  --font-mono: "IBM Plex Mono", "SF Mono", monospace;

  --wrap: 1140px;
  --gutter: clamp(1.25rem, 5vw, 3rem);

  --ease-out: cubic-bezier(0.23, 1, 0.32, 1);
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
}

main { flex: 1 0 auto; }

.site-footer { flex-shrink: 0; }

img, svg { max-width: 100%; height: auto; }

a { color: var(--blue-deep); }

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

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

/* ---------- shared type ---------- */

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  color: var(--blue-deep);
  margin: 0 0 1rem;
}

.section-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.9rem, 4.5vw, 3rem);
  line-height: 1.08;
  letter-spacing: -0.015em;
  margin: 0 0 1.25rem;
  text-wrap: balance;
}

.skip-link {
  position: absolute;
  top: 0.5rem;
  left: 0.5rem;
  z-index: 60;
  padding: 0.7rem 1.2rem;
  background: var(--ink);
  color: #fff;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.08em;
  text-decoration: none;
  border-radius: 2px;
  transform: translateY(-250%);
}

.skip-link:focus-visible { transform: none; }

/* ---------- buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0.7rem 1.6rem;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.0625rem;
  letter-spacing: 0.01em;
  text-decoration: none;
  border-radius: 2px;
  border: 2px solid var(--ink);
  cursor: pointer;
  transition: background-color 0.18s ease, color 0.18s ease, border-color 0.18s ease,
    transform 160ms var(--ease-out);
}

.btn:active { transform: scale(0.97); }

.btn-solid {
  background: var(--ink);
  color: #fff;
}

.btn-solid:hover { background: var(--blue-deep); border-color: var(--blue-deep); }

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

.btn-ghost:hover { border-color: var(--blue-deep); color: var(--blue-deep); }

.btn-full { width: 100%; }

.btn:disabled {
  opacity: 0.65;
  cursor: default;
  pointer-events: none;
}

/* ============================================================
   header
   ============================================================ */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--paper);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-block: 0.8rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
  color: var(--ink);
}

.brand-mark { width: 32px; height: 32px; flex: none; }

.brand-word {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.35rem;
  letter-spacing: -0.045em;
  line-height: 1;
}

.nav-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  min-height: 44px;
  min-width: 44px;
  padding: 0.5rem 0.75rem;
  background: none;
  border: 1px solid var(--line);
  border-radius: 2px;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.1em;
  color: var(--ink);
  cursor: pointer;
}

.nav-toggle-bar {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--ink);
  position: relative;
}

.nav-toggle-bar::before,
.nav-toggle-bar::after {
  content: "";
  position: absolute;
  left: 0;
  width: 18px;
  height: 2px;
  background: var(--ink);
}

.nav-toggle-bar::before { top: -6px; }
.nav-toggle-bar::after { top: 6px; }

.nav-menu {
  list-style: none;
  margin: 0;
  padding: 0;
  display: none;
}

.nav-menu a {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.05rem;
  text-decoration: none;
  color: var(--ink);
  display: inline-block;
  padding: 0.5rem 0.25rem;
  transition: color 150ms ease;
}

.nav-menu a:hover { color: var(--blue-deep); }

.nav-menu .nav-cta {
  color: var(--blue-deep);
  font-weight: 600;
}

/* mobile menu open state */
.site-nav.open .nav-menu {
  display: block;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--paper);
  border-bottom: 1px solid var(--line);
  padding: 0.5rem var(--gutter) 1.25rem;
  opacity: 1;
  transform: translateY(0);
  transition: opacity 180ms var(--ease-out), transform 180ms var(--ease-out);

  @starting-style {
    opacity: 0;
    transform: translateY(-6px);
  }
}

.site-nav.open .nav-menu li { border-top: 1px solid var(--line); }
.site-nav.open .nav-menu a { display: block; padding: 0.85rem 0.25rem; }

@media (min-width: 768px) {
  .nav-toggle { display: none; }
  .nav-menu {
    display: flex;
    align-items: center;
    gap: 2rem;
  }
}

/* ============================================================
   hero
   ============================================================ */

.hero { padding-block: clamp(3.5rem, 9vw, 7rem) 0; }

.hero-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(2.5rem, 7vw, 4.5rem);
  line-height: 1.04;
  letter-spacing: -0.02em;
  margin: 0 0 1.5rem;
  max-width: 15em;
  text-wrap: balance;
}

.hero-sub {
  font-size: clamp(1.0625rem, 1.6vw, 1.1875rem);
  max-width: 34em;
  color: var(--ink-soft);
  margin: 0 0 2.25rem;
  text-wrap: pretty;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: clamp(3rem, 7vw, 5rem);
}

.hero-dots {
  margin: 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--mist);
}

.hero-dots .dotfield {
  display: block;
  width: 100%;
  height: auto;
}

.dots-caption {
  display: flex;
  justify-content: flex-end;
  gap: 0.6em;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  color: var(--ink-soft);
  padding-block: 0.6rem;
  border-top: 1px solid var(--line);
}

@media (prefers-reduced-motion: no-preference) {
  /* one orchestrated load: text rises first, dots resolve beneath it */
  .hero .eyebrow,
  .hero-title,
  .hero-sub,
  .hero-actions {
    animation: rise-in 0.6s var(--ease-out) both;
  }

  .hero-sub { animation-delay: 90ms; }
  .hero-actions { animation-delay: 180ms; }

  @keyframes rise-in {
    from { opacity: 0; transform: translateY(10px); }
  }

  .dotfield circle,
  .thanks-dots circle {
    animation: dot-in 0.5s var(--ease-out) both;
  }
  @keyframes dot-in {
    from { opacity: 0; transform: translateY(6px); }
  }

  .thanks .section-title,
  .thanks-copy p {
    animation: rise-in 0.6s var(--ease-out) both;
  }
  .thanks-copy p { animation-delay: 90ms; }
}

/* ============================================================
   services
   ============================================================ */

.services { padding-block: clamp(4rem, 9vw, 7rem); }

.services .section-title { margin-bottom: clamp(2rem, 5vw, 3.5rem); }

.pillar {
  border-top: 1px solid var(--line);
  padding-block: clamp(2rem, 5vw, 3.25rem);
}

.pillar:last-child { border-bottom: 1px solid var(--line); }

.pillar-word {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2.2rem, 5vw, 3.4rem);
  line-height: 1;
  letter-spacing: -0.03em;
  margin: 0 0 0.35rem;
}

.pillar-word .dot { color: var(--blue); }

.pillar-tag {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.12em;
  color: var(--ink-soft);
  margin: 0;
}

.pillar-list {
  list-style: none;
  margin: 1.75rem 0 0;
  padding: 0;
  display: grid;
  gap: 1.15rem 2.5rem;
}

.pillar-list li {
  padding-left: 1.15rem;
  position: relative;
  color: var(--ink-soft);
}

.pillar-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--blue);
}

.pillar-list strong {
  display: block;
  color: var(--ink);
  font-weight: 600;
}

@media (min-width: 768px) {
  .pillar {
    display: grid;
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 2rem;
  }
  .pillar-list { margin-top: 0.4rem; }
}

@media (min-width: 1024px) {
  .pillar-list { grid-template-columns: 1fr 1fr; }
}

/* ============================================================
   coverage (dark band)
   ============================================================ */

.coverage {
  background: var(--blue-ink);
  color: #E7F1FA;
  padding-block: clamp(4rem, 9vw, 7rem);
}

.coverage .section-title { color: #fff; }

.coverage-copy p { color: #B9CFE2; max-width: 30em; }

.coverage-grid {
  display: grid;
  gap: clamp(2.5rem, 6vw, 4rem);
}

.steps {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: step;
}

.steps li {
  counter-increment: step;
  border-top: 1px solid rgba(59, 160, 239, 0.35);
  padding: 1.4rem 0 1.4rem 3.2rem;
  position: relative;
}

.steps li::before {
  content: counter(step);
  position: absolute;
  left: 0;
  top: 1.45rem;
  width: 2rem;
  height: 2rem;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--blue);
  color: var(--blue-ink);
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 0.9rem;
}

.steps h3 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.25rem;
  letter-spacing: -0.01em;
  margin: 0 0 0.3rem;
  color: #fff;
}

.steps p { margin: 0; color: #B9CFE2; }

@media (min-width: 900px) {
  .coverage-grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
    align-items: start;
  }
}

/* ============================================================
   proof — recent work + client words
   ============================================================ */

.proof { padding-block: clamp(4rem, 9vw, 7rem); }

.proof .section-title { margin-bottom: clamp(2rem, 5vw, 3.5rem); }

.case {
  border-top: 1px solid var(--line);
  padding-block: clamp(2rem, 5vw, 3rem);
  display: grid;
  gap: 1.5rem;
}

.case:last-child { border-bottom: 1px solid var(--line); }

.work-kind {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.12em;
  color: var(--blue-deep);
  margin: 0 0 0.35rem;
}

.work-name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.3rem;
  letter-spacing: -0.01em;
  margin: 0 0 0.35rem;
}

.work-note {
  margin: 0;
  color: var(--ink-soft);
  max-width: 26em;
  text-wrap: pretty;
}

.quote { margin: 0; }

.quote-dots { display: block; margin-bottom: 0.9rem; }

.quote blockquote {
  margin: 0 0 0.9rem;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(1.05rem, 1.5vw, 1.25rem);
  line-height: 1.45;
  letter-spacing: -0.005em;
  color: var(--ink);
  max-width: 30em;
  text-wrap: pretty;
}

.quote figcaption {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.1em;
  color: var(--ink-soft);
}

@media (min-width: 900px) {
  .case {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 3rem;
    align-items: start;
  }
}

/* ============================================================
   about
   ============================================================ */

.about {
  background: var(--mist);
  padding-block: clamp(4rem, 9vw, 6.5rem);
}

.about-grid { display: grid; gap: 1.5rem; }

.about .section-title { margin-bottom: 0; }

.about-copy p { color: var(--ink-soft); max-width: 36em; margin: 0 0 1.1rem; text-wrap: pretty; }
.about-copy p:last-child { margin-bottom: 0; }
.about-copy em { color: var(--ink); }

@media (min-width: 900px) {
  .about-grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 3rem;
  }
}

/* ============================================================
   contact
   ============================================================ */

.contact { padding-block: clamp(4rem, 9vw, 7rem); }

.contact-grid { display: grid; gap: clamp(2.5rem, 6vw, 4rem); }

.contact-copy p { color: var(--ink-soft); max-width: 30em; }

.contact-email {
  display: inline-block;
  margin-top: 1rem;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.15rem, 2.4vw, 1.5rem);
  letter-spacing: -0.01em;
  color: var(--blue-deep);
  text-decoration-thickness: 2px;
  text-underline-offset: 4px;
}

.contact-form .botcheck { display: none; }

.contact-form .field { margin-bottom: 1.15rem; }

.contact-form label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.08em;
  margin-bottom: 0.4rem;
  color: var(--ink);
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  min-height: 48px;
  padding: 0.65rem 0.85rem;
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--ink);
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 2px;
}

.contact-form textarea { resize: vertical; min-height: 8rem; }

.contact-form input:focus-visible,
.contact-form select:focus-visible,
.contact-form textarea:focus-visible {
  outline: 3px solid var(--blue);
  outline-offset: 1px;
  border-color: var(--blue-deep);
}

.form-note {
  font-size: 0.875rem;
  color: var(--ink-soft);
  margin: 0.75rem 0 0;
}

.form-status {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--blue-deep);
  margin: 0.75rem 0 0;
  opacity: 1;
  transition: opacity 200ms ease;

  @starting-style {
    opacity: 0;
  }
}

.form-status:empty { display: none; }

@media (min-width: 900px) {
  .contact-grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
    align-items: start;
  }
}

/* ============================================================
   thanks page
   ============================================================ */

.thanks { padding-block: clamp(4rem, 10vw, 8rem); }

.thanks-dots {
  display: block;
  margin-bottom: 1.75rem;
}

.thanks-copy p {
  color: var(--ink-soft);
  max-width: 34em;
  margin: 0 0 1rem;
  text-wrap: pretty;
}

/* ============================================================
   legal / prose pages
   ============================================================ */

.legal { padding-block: clamp(3rem, 7vw, 5rem); }

.legal .section-title { margin-bottom: 0.5rem; }

.legal-updated {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.1em;
  color: var(--ink-soft);
  margin: 0 0 clamp(2rem, 5vw, 3rem);
}

.legal-body { max-width: 62ch; }

.legal-body h2 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.35rem;
  letter-spacing: -0.01em;
  margin: 2.5rem 0 0.6rem;
}

.legal-body p,
.legal-body li {
  color: var(--ink-soft);
  text-wrap: pretty;
}

.legal-body p { margin: 0 0 1rem; }

.legal-body ul {
  margin: 0 0 1rem;
  padding-left: 1.2rem;
}

.legal-body li { margin-bottom: 0.4rem; }

.legal-body li::marker { color: var(--blue); }

.legal-body strong { color: var(--ink); }

.legal-body address {
  font-style: normal;
  color: var(--ink-soft);
  line-height: 1.9;
}

/* ============================================================
   footer
   ============================================================ */

.site-footer {
  background: var(--blue-ink);
  color: #B9CFE2;
  padding-block: clamp(2.5rem, 6vw, 4rem);
}

.footer-inner {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.brand-footer .brand-word { color: #fff; }

.footer-nav {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1.75rem;
}

.footer-nav a {
  color: #B9CFE2;
  text-decoration: none;
  font-family: var(--font-display);
  font-weight: 500;
  display: inline-block;
  padding-block: 0.6rem;
  transition: color 150ms ease;
}

.footer-nav a:hover { color: var(--blue); }

.footer-fine {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: #7593AC;
}

@media (min-width: 768px) {
  .footer-inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
  }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .btn { transition: background-color 0.18s ease, color 0.18s ease, border-color 0.18s ease; }
  .btn:active { transform: none; }
  .site-nav.open .nav-menu {
    transition: opacity 150ms ease;
    transform: none;
  }
}