/* ==========================================================================
   Modern Connections, LLC — Design Tokens
   Coral + Teal + Navy, lifted from the wordmark. Space Grotesk for display,
   Inter for body copy, IBM Plex Mono for labels/eyebrows (a nod to the
   analytics side of the work).
   ========================================================================== */

:root {
  --coral: #e2564d;
  --coral-dark: #c23f38;
  --teal: #2f9a9d;
  --teal-dark: #217376;
  --navy: #101d34;
  --navy-soft: #182a49;
  --paper: #f6f4ef;
  --paper-dim: #eeebe3;
  --ink: #101d34;
  --muted: #5b6472;
  --muted-on-navy: #aab4c6;
  --line: rgba(16, 29, 52, 0.12);
  --line-on-navy: rgba(255, 255, 255, 0.14);

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

  --container: 1180px;
  --radius: 18px;
}

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

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

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.08;
  margin: 0 0 0.5em;
  letter-spacing: -0.01em;
}

p { margin: 0 0 1em; color: var(--muted); }

.wrap {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 32px;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--coral-dark);
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
}

.eyebrow::before {
  content: "";
  width: 22px;
  height: 1.5px;
  background: var(--coral);
}

section.on-navy .eyebrow,
.on-navy .eyebrow { color: var(--teal); }
.on-navy .eyebrow::before { background: var(--teal); }

/* Buttons -------------------------------------------------------------- */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 14px 26px;
  border-radius: 999px;
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: transform 0.25s ease, background 0.25s ease, color 0.25s ease, border-color .25s ease;
}
.btn:hover { transform: translateY(-2px); }

.btn-primary {
  background: var(--coral);
  color: #fff;
}
.btn-primary:hover { background: var(--coral-dark); }

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

.on-navy .btn-ghost {
  border-color: var(--line-on-navy);
  color: #fff;
}
.on-navy .btn-ghost:hover { border-color: #fff; }

/* Nav -------------------------------------------------------------------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(246, 244, 239, 0.86);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 32px;
}

.logo-mark { display: flex; align-items: center; gap: 10px; }
.logo-mark img { height: 30px; width: auto; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 34px;
  list-style: none;
  margin: 0;
  padding: 0;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.nav-links a {
  position: relative;
  padding: 4px 0;
  color: var(--ink);
}
.nav-links a::after {
  content: "";
  position: absolute;
  left: 0; bottom: -2px;
  width: 0; height: 2px;
  background: var(--coral);
  transition: width 0.25s ease;
}
.nav-links a:hover::after,
.nav-links a[aria-current="page"]::after { width: 100%; }
.nav-links a[aria-current="page"] { color: var(--coral-dark); }

.nav-cta { display: none; }
@media (min-width: 720px) { .nav-cta { display: inline-flex; } }

.nav-toggle {
  display: inline-flex;
  background: none;
  border: 1.5px solid var(--line);
  border-radius: 10px;
  padding: 8px 10px;
  cursor: pointer;
}
@media (min-width: 860px) { .nav-toggle { display: none; } }

.nav-links { display: none; }
@media (min-width: 860px) { .nav-links { display: flex; } }

.nav-links.open {
  display: flex;
  position: absolute;
  top: 100%;
  left: 0; right: 0;
  background: var(--paper);
  flex-direction: column;
  padding: 20px 32px 26px;
  border-bottom: 1px solid var(--line);
  gap: 18px;
}

/* Sections ---------------------------------------------------------------- */

section { padding: 96px 0; }
@media (max-width: 720px) { section { padding: 64px 0; } }

.on-navy {
  background: var(--navy);
  color: #fff;
}
.on-navy h1, .on-navy h2, .on-navy h3, .on-navy h4 { color: #fff; }
.on-navy p { color: var(--muted-on-navy); }

.on-paper-dim { background: var(--paper-dim); }

/* Signature spark motif ---------------------------------------------------- */

.spark {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.spark span {
  display: block;
  width: 3px;
  border-radius: 3px;
}
.spark span:nth-child(1) { height: 22px; background: var(--coral); }
.spark span:nth-child(2) { height: 16px; background: var(--teal); transform: rotate(24deg); }
.spark span:nth-child(3) { height: 12px; background: var(--navy); transform: rotate(-18deg); }
.on-navy .spark span:nth-child(3) { background: #fff; }

.divider {
  display: flex;
  align-items: center;
  gap: 18px;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin: 0 0 40px;
}
.divider::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--line);
}
.on-navy .divider::after { background: var(--line-on-navy); }
.on-navy .divider { color: var(--muted-on-navy); }

/* Hero ---------------------------------------------------------------------- */

.hero {
  padding: 76px 0 60px;
  position: relative;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 56px;
  align-items: center;
}
@media (max-width: 860px) {
  .hero-grid { grid-template-columns: 1fr; }
}

.hero h1 {
  font-size: clamp(40px, 5.4vw, 68px);
  max-width: 13ch;
}

.hero-lead {
  font-size: 18px;
  max-width: 46ch;
  margin-bottom: 32px;
}

.hero-cta { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 44px; }

.hero-stats {
  display: flex;
  gap: 40px;
  flex-wrap: wrap;
}
.hero-stats div strong {
  display: block;
  font-family: var(--font-display);
  font-size: 26px;
  color: var(--navy);
}
.hero-stats div span {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.hero-visual {
  position: relative;
  aspect-ratio: 1 / 1;
  border-radius: 28px;
  background: var(--navy);
  overflow: hidden;
}

.hero-visual svg { width: 100%; height: 100%; }

/* Node network canvas ------------------------------------------------------- */

.node { fill: var(--paper); }
.node.coral { fill: var(--coral); }
.node.teal { fill: var(--teal); }
.edge {
  stroke: rgba(246, 244, 239, 0.28);
  stroke-width: 1.4;
  stroke-dasharray: 4 260;
  stroke-dashoffset: 0;
  animation: travel 5.5s linear infinite;
}
.edge:nth-child(3n) { animation-duration: 7s; }
.edge:nth-child(4n) { animation-duration: 4.2s; animation-direction: reverse; }

@keyframes travel {
  to { stroke-dashoffset: -264; }
}

.node-pulse {
  animation: pulse 3.2s ease-in-out infinite;
  transform-origin: center;
}
@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.35); opacity: 0.65; }
}

/* Logo strip ---------------------------------------------------------------- */

.strip {
  padding: 30px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.strip-row {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 22px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
}

/* Cards ----------------------------------------------------------------------- */

.grid {
  display: grid;
  gap: 26px;
}
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
@media (max-width: 900px) {
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 620px) {
  .grid-3, .grid-4, .grid-2 { grid-template-columns: 1fr; }
}

.card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 32px 28px;
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}
.card:hover {
  transform: translateY(-4px);
  border-color: transparent;
  box-shadow: 0 20px 40px -20px rgba(16, 29, 52, 0.25);
}

.card .num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--coral-dark);
  letter-spacing: 0.08em;
  margin-bottom: 18px;
  display: block;
}

.card h3 { font-size: 20px; margin-bottom: 10px; }
.card p { margin: 0; font-size: 14.5px; }

/* Section heads --------------------------------------------------------------- */

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 30px;
  margin-bottom: 50px;
  flex-wrap: wrap;
}
.section-head h2 { font-size: clamp(28px, 3.4vw, 42px); max-width: 16ch; margin: 0; }
.section-head p { max-width: 44ch; margin: 0; }

/* Process ----------------------------------------------------------------------- */

.process-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border-top: 1px solid var(--line-on-navy);
}
@media (max-width: 860px) {
  .process-list { grid-template-columns: 1fr; }
}
.process-item {
  padding: 32px 26px 32px 0;
  border-bottom: 1px solid var(--line-on-navy);
}
.process-list .process-item:not(:last-child) {
  border-right: 1px solid var(--line-on-navy);
}
@media (max-width: 860px) {
  .process-list .process-item:not(:last-child) { border-right: none; }
}
.process-item .num {
  font-family: var(--font-mono);
  color: var(--teal);
  font-size: 13px;
  display: block;
  margin-bottom: 22px;
}
.process-item h3 { color: #fff; font-size: 19px; margin-bottom: 10px; }
.process-item p { font-size: 14.5px; margin: 0; }

/* About teaser / split ----------------------------------------------------------- */

.split {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 60px;
  align-items: center;
}
@media (max-width: 860px) {
  .split { grid-template-columns: 1fr; }
}

.portrait-frame {
  position: relative;
  border-radius: 24px;
  overflow: hidden;
  aspect-ratio: 4/5;
}
.portrait-frame img {
  width: 100%; height: 100%;
  object-fit: cover;
}
.portrait-tag {
  position: absolute;
  left: 18px; bottom: 18px;
  background: var(--paper);
  border-radius: 12px;
  padding: 10px 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  box-shadow: 0 10px 24px -10px rgba(16,29,52,0.35);
}

/* CTA band ------------------------------------------------------------------------ */

.cta-band {
  background: var(--navy);
  color: #fff;
  border-radius: 28px;
  padding: 64px 56px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 40px;
  flex-wrap: wrap;
}
.cta-band h2 { color: #fff; font-size: clamp(26px, 3.4vw, 38px); max-width: 16ch; margin: 0; }

/* Footer ---------------------------------------------------------------------------- */

.site-footer {
  background: var(--navy);
  color: var(--muted-on-navy);
  padding: 60px 0 30px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid var(--line-on-navy);
}
@media (max-width: 720px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
.footer-grid h4 {
  color: #fff;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.footer-grid ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; font-size: 14px; }
.footer-grid a:hover { color: #fff; }
.footer-logo img { height: 26px; margin-bottom: 14px; }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  padding-top: 26px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
}

/* Page hero (interior pages) ---------------------------------------------------------- */

.page-hero {
  padding: 64px 0 20px;
}
.page-hero h1 { font-size: clamp(34px, 4.6vw, 54px); max-width: 18ch; }
.page-hero .hero-lead { margin-bottom: 0; }

/* Forms --------------------------------------------------------------------------------- */

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
@media (max-width: 620px) { .form-grid { grid-template-columns: 1fr; } }
.form-grid .full { grid-column: 1 / -1; }

label {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted-on-navy);
  margin-bottom: 8px;
}
input, select, textarea {
  width: 100%;
  background: var(--navy-soft);
  border: 1px solid var(--line-on-navy);
  border-radius: 10px;
  padding: 13px 14px;
  color: #fff;
  font-family: var(--font-body);
  font-size: 14.5px;
}
input::placeholder, textarea::placeholder { color: rgba(255,255,255,0.35); }
input:focus, select:focus, textarea:focus {
  outline: 2px solid var(--teal);
  outline-offset: 1px;
}
textarea { resize: vertical; min-height: 130px; }

/* Focus visibility ------------------------------------------------------------------------ */
a:focus-visible, button:focus-visible, .btn:focus-visible {
  outline: 2px solid var(--coral);
  outline-offset: 3px;
}

/* Contact info cards -------------------------------------------------------------------------- */
.info-row {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 22px 0;
  border-bottom: 1px solid var(--line);
}
.info-row:first-child { border-top: 1px solid var(--line); }
.info-row .label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--coral-dark);
  width: 140px;
  flex-shrink: 0;
  padding-top: 3px;
}
.info-row .val { font-size: 16px; color: var(--ink); }

/* Values / approach list on About ------------------------------------------------------------- */
.value-list { display: grid; gap: 28px; }
.value-item { display: flex; gap: 22px; }
.value-item .mark { flex-shrink: 0; }
.value-item h3 { font-size: 18px; margin-bottom: 6px; }
.value-item p { margin: 0; font-size: 14.5px; }

/* Reveal on scroll --------------------------------------------------------------------------------- */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.in { opacity: 1; transform: translateY(0); }