/* 2OF3 Advertising & Design — site styles */
:root {
  --navy: #034260;
  --navy-deep: #02334b;
  --teal: #7ecbc6;
  --teal-soft: #e6f5f4;
  --ink: #1d2b33;
  --muted: #5f6f78;
  --line: #e3e8eb;
  --paper: #ffffff;
  --paper-alt: #f6f8f9;

  --display: "Montserrat", "Helvetica Neue", Arial, sans-serif;
  --sans: "Figtree", "Helvetica Neue", Arial, sans-serif;

  --wrap: 1240px;
  --gutter: clamp(20px, 5vw, 64px);
  --ease: cubic-bezier(.2, .7, .2, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 400 17px/1.65 var(--sans);
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; }
.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 var(--gutter); }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255, 255, 255, .92);
  backdrop-filter: saturate(160%) blur(12px);
  -webkit-backdrop-filter: saturate(160%) blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color .3s;
}
.site-header.scrolled { border-bottom-color: var(--line); }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; height: 76px; }

.wordmark {
  display: inline-flex; align-items: baseline; gap: 12px;
  text-decoration: none; color: var(--navy);
}
.wordmark b { font: 800 30px/1 var(--display); letter-spacing: -.02em; }
.wordmark b span { color: var(--teal); }
.wordmark small {
  font: 400 12px/1 var(--sans); letter-spacing: .14em; text-transform: uppercase; color: var(--muted);
}

.nav { display: flex; gap: clamp(20px, 3vw, 40px); }
.nav a {
  position: relative; text-decoration: none;
  font: 500 14px/1 var(--sans); letter-spacing: .12em; text-transform: uppercase; color: var(--navy);
  padding: 8px 0;
}
.nav a::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 2px;
  background: var(--teal); transform: scaleX(0); transform-origin: left; transition: transform .35s var(--ease);
}
.nav a:hover::after, .nav a[aria-current="page"]::after { transform: scaleX(1); }

.nav-toggle { display: none; background: none; border: 0; padding: 8px; cursor: pointer; color: var(--navy); }
.nav-toggle span { display: block; width: 24px; height: 2px; background: currentColor; margin: 5px 0; transition: transform .3s, opacity .3s; }

@media (max-width: 760px) {
  .wordmark small { display: none; }
  .nav-toggle { display: block; }
  .nav {
    position: fixed; inset: 76px 0 auto 0; flex-direction: column; gap: 0;
    background: var(--paper); border-bottom: 1px solid var(--line);
    padding: 8px var(--gutter) 20px;
    transform: translateY(-8px); opacity: 0; pointer-events: none; transition: opacity .25s, transform .25s;
  }
  .nav a { padding: 14px 0; font-size: 15px; border-bottom: 1px solid var(--line); }
  .nav a::after { display: none; }
  .nav-open .nav { opacity: 1; transform: none; pointer-events: auto; }
  .nav-open .nav-toggle span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-open .nav-toggle span:nth-child(2) { opacity: 0; }
  .nav-open .nav-toggle span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
}

/* ---------- Type ---------- */
.eyebrow {
  display: flex; align-items: flex-start; gap: 12px;
  font: 600 12px/1.5 var(--sans); letter-spacing: .2em; text-transform: uppercase; color: var(--navy);
  margin: 0 0 24px;
}
.eyebrow::before { content: ""; flex: none; width: 28px; height: 2px; margin-top: calc(.75em - 1px); background: var(--teal); }
h1, h2, h3 { color: var(--navy); margin: 0; }
.display {
  font: 300 clamp(40px, 6.2vw, 88px)/1.02 var(--sans);
  letter-spacing: -.03em;
}
.display strong { font-family: var(--display); font-weight: 800; letter-spacing: -.035em; }
.display em { font-style: normal; color: var(--teal); }
.h2 { font: 300 clamp(32px, 4.4vw, 56px)/1.08 var(--sans); letter-spacing: -.025em; }
.h2 strong { font-family: var(--display); font-weight: 800; letter-spacing: -.03em; }
.lede { font-size: clamp(18px, 1.6vw, 21px); line-height: 1.6; color: var(--muted); max-width: 40em; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 12px;
  padding: 16px 28px; border: 1.5px solid var(--navy); border-radius: 999px;
  font: 600 13px/1 var(--sans); letter-spacing: .14em; text-transform: uppercase;
  text-decoration: none; color: var(--navy); background: transparent;
  transition: background .3s, color .3s, border-color .3s;
}
.btn:hover { background: var(--navy); color: #fff; }
.btn .arrow { transition: transform .3s var(--ease); }
.btn:hover .arrow { transform: translateX(4px); }
.btn.solid { background: var(--navy); color: #fff; }
.btn.solid:hover { background: var(--teal); border-color: var(--teal); color: var(--navy); }
.btn.light { border-color: rgba(255,255,255,.5); color: #fff; }
.btn.light:hover { background: var(--teal); border-color: var(--teal); color: var(--navy); }

/* ---------- Sections ---------- */
section { padding: clamp(72px, 10vw, 140px) 0; }
.section-head { display: flex; justify-content: space-between; align-items: end; gap: 32px; flex-wrap: wrap; margin-bottom: clamp(40px, 5vw, 64px); }

/* Hero */
.hero { padding-top: clamp(56px, 9vw, 120px); padding-bottom: clamp(56px, 8vw, 100px); }
.hero-grid { display: grid; grid-template-columns: 1.7fr 1fr; gap: clamp(32px, 6vw, 96px); align-items: end; }
.hero .lede { margin: 0 0 36px; }
@media (max-width: 900px) { .hero-grid { grid-template-columns: 1fr; } }

/* Work grid */
.work-grid { display: grid; grid-template-columns: repeat(12, 1fr); gap: clamp(16px, 2vw, 28px); }
.work-card { grid-column: span 4; text-decoration: none; color: inherit; }
.work-grid.feature .work-card:nth-child(1),
.work-grid.feature .work-card:nth-child(2) { grid-column: span 6; }
.work-card figure { margin: 0; overflow: hidden; background: var(--paper-alt); aspect-ratio: 4 / 3; }
.work-card img { width: 100%; height: 100%; object-fit: cover; transition: transform .9s var(--ease), filter .5s; }
.work-card:hover img { transform: scale(1.04); }
.work-card .meta { display: flex; flex-direction: column; gap: 6px; padding: 16px 2px 0; }
.work-card h3 { font: 600 18px/1.3 var(--sans); letter-spacing: -.005em; }
.work-card .cat { font: 500 12px/1.4 var(--sans); letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
.work-card .bar { height: 2px; background: var(--teal); transform: scaleX(0); transform-origin: left; transition: transform .5s var(--ease); }
.work-card:hover .bar { transform: scaleX(1); }
@media (max-width: 900px) {
  .work-card, .work-grid.feature .work-card:nth-child(n) { grid-column: span 6; }
}
@media (max-width: 560px) {
  .work-card, .work-grid.feature .work-card:nth-child(n) { grid-column: span 12; }
}

/* Better idea (navy band) */
.band { background: var(--navy); color: #d4e3ea; }
.band h2, .band .eyebrow { color: #fff; }
.band .h2 em { font-style: normal; color: var(--teal); }
.band-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(32px, 7vw, 120px); align-items: start; }
.band p:not(.eyebrow) { margin: 0 0 1.2em; font-size: 18px; }
.band p.big { color: #fff; font-size: clamp(20px, 2vw, 24px); line-height: 1.5; font-weight: 300; }
@media (max-width: 900px) { .band-grid { grid-template-columns: 1fr; } }

/* Services */
.services { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); }
.service { padding: 32px 32px 36px 0; border-bottom: 1px solid var(--line); }
.service:not(:nth-child(3n+1)) { padding-left: 32px; border-left: 1px solid var(--line); }
.service .num { font: 800 13px/1 var(--display); color: var(--teal); letter-spacing: .08em; }
.service h3 { font: 600 21px/1.3 var(--sans); margin: 14px 0 8px; }
.service p { margin: 0; color: var(--muted); font-size: 16px; }
@media (max-width: 900px) {
  .services { grid-template-columns: 1fr 1fr; }
  .service:nth-child(n) { padding: 28px 24px 32px 0; border-left: 0; }
  .service:nth-child(even) { padding-left: 24px; border-left: 1px solid var(--line); }
}
@media (max-width: 560px) {
  .services { grid-template-columns: 1fr; }
  .service:nth-child(n) { padding: 24px 0 28px; border-left: 0; }
}

/* Clients */
.clients { padding-top: 0; }
.client-row {
  display: flex; justify-content: space-between; align-items: center; gap: clamp(20px, 3vw, 40px);
  padding-top: 48px; border-top: 1px solid var(--line);
}
.client-row img { flex: 0 1 auto; min-width: 0; height: auto; object-fit: contain; filter: grayscale(1); opacity: .6; transition: opacity .3s, filter .3s; }
.client-row img:hover { opacity: 1; filter: none; }
@media (max-width: 900px) { .client-row { flex-wrap: wrap; justify-content: center; gap: 32px 40px; } }

/* CTA */
.cta { background: var(--paper-alt); text-align: center; }
.cta .eyebrow { justify-content: center; }
.cta .h2 { margin: 0 auto 36px; max-width: 22em; }
.cta .h2 em { font-style: normal; color: var(--teal); }

/* Page header */
.page-head { padding-top: clamp(56px, 8vw, 110px); padding-bottom: clamp(32px, 4vw, 56px); }
.page-head .lede { margin: 24px 0 0; }

/* Filters */
.filters { display: flex; flex-wrap: wrap; gap: 10px; margin: 0 0 40px; }
.filters button {
  font: 500 13px/1 var(--sans); letter-spacing: .08em; text-transform: uppercase;
  padding: 11px 18px; border-radius: 999px; border: 1px solid var(--line); background: #fff; color: var(--navy); cursor: pointer;
  transition: background .2s, border-color .2s, color .2s;
}
.filters button:hover { border-color: var(--navy); }
.filters button[aria-pressed="true"] { background: var(--navy); border-color: var(--navy); color: #fff; }

/* Project page */
.project-head { display: grid; grid-template-columns: 1.2fr 1fr; gap: clamp(32px, 6vw, 96px); align-items: end; padding-top: clamp(48px, 7vw, 96px); padding-bottom: clamp(40px, 5vw, 64px); }
.project-head .back { display: block; width: fit-content; margin-bottom: 28px; font: 500 13px/1 var(--sans); letter-spacing: .12em; text-transform: uppercase; text-decoration: none; color: var(--muted); }
.project-head .back:hover { color: var(--navy); }
.project-head > p { margin: 0; color: var(--muted); font-size: 18px; }
@media (max-width: 900px) { .project-head { grid-template-columns: 1fr; } }
.project-cover { margin: 0 0 clamp(16px, 2vw, 28px); background: var(--paper-alt); }
.project-cover img { width: 100%; cursor: zoom-in; }
.gallery { --gap: clamp(16px, 2vw, 28px); display: flex; flex-direction: column; gap: var(--gap); }
.g-pair { display: flex; gap: var(--gap); align-items: flex-start; }
.g-col { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: var(--gap); }
.gallery button { display: block; width: 100%; padding: 0; border: 0; background: var(--paper-alt); cursor: zoom-in; }
.gallery img { width: 100%; transition: opacity .3s; }
.gallery button:hover img { opacity: .9; }
@media (max-width: 640px) {
  .g-pair { flex-direction: column; }
  .g-col { display: contents; }
}
.project-nav { display: flex; justify-content: space-between; gap: 24px; padding: 48px 0 clamp(72px, 9vw, 120px); border-top: 1px solid var(--line); margin-top: 48px; }
.project-nav a { text-decoration: none; }
.project-nav small { display: block; font: 500 12px/1 var(--sans); letter-spacing: .14em; text-transform: uppercase; color: var(--muted); margin-bottom: 10px; }
.project-nav span { font: 300 clamp(22px, 3vw, 34px)/1.15 var(--sans); color: var(--navy); letter-spacing: -.02em; }
.project-nav a:hover span { color: var(--teal); }
.project-nav .next { text-align: right; margin-left: auto; }

/* Lightbox */
.lightbox {
  position: fixed; inset: 0; z-index: 100; display: none; align-items: center; justify-content: center;
  background: rgba(2, 30, 44, .94); padding: 56px 72px;
}
.lightbox.open { display: flex; }
.lightbox img { max-width: 100%; max-height: 100%; object-fit: contain; box-shadow: 0 30px 80px rgba(0,0,0,.35); }
.lightbox button { position: absolute; background: none; border: 0; color: #fff; cursor: pointer; padding: 16px; font: 300 40px/1 var(--sans); opacity: .75; }
.lightbox button:hover { opacity: 1; color: var(--teal); }
.lightbox .lb-close { top: 8px; right: 12px; font-size: 44px; }
.lightbox .lb-prev { left: 8px; top: 50%; transform: translateY(-50%); }
.lightbox .lb-next { right: 8px; top: 50%; transform: translateY(-50%); }
.lightbox .lb-count { position: absolute; bottom: 18px; left: 0; right: 0; text-align: center; color: rgba(255,255,255,.6); font: 500 12px/1 var(--sans); letter-spacing: .16em; }
@media (max-width: 640px) { .lightbox { padding: 56px 12px; } .lightbox .lb-prev, .lightbox .lb-next { top: auto; bottom: 0; transform: none; } }

/* About */
.about-grid { display: grid; grid-template-columns: 1fr 1.3fr; gap: clamp(32px, 7vw, 120px); align-items: start; }
.about-grid .logo-panel { background: var(--paper-alt); padding: clamp(32px, 5vw, 64px); }
.about-grid p { margin: 0 0 1.2em; font-size: 18px; }
@media (max-width: 900px) { .about-grid { grid-template-columns: 1fr; } }

/* Contact */
.contact-card { display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid var(--line); }
.contact-card > div { padding: 40px 0; border-bottom: 1px solid var(--line); }
.contact-card > .span { grid-column: 1 / -1; }
.contact-card > div:nth-child(odd):not(.span) { padding-left: 40px; border-left: 1px solid var(--line); }
.contact-card small { display: block; font: 600 12px/1 var(--sans); letter-spacing: .18em; text-transform: uppercase; color: var(--muted); margin-bottom: 14px; }
.contact-card a, .contact-card span { font: 300 clamp(22px, 2.6vw, 32px)/1.25 var(--sans); color: var(--navy); text-decoration: none; letter-spacing: -.01em; word-break: break-word; }
.contact-card a:hover { color: var(--teal); }
@media (max-width: 700px) {
  .contact-card { grid-template-columns: 1fr; }
  .contact-card > div:nth-child(odd):not(.span) { padding-left: 0; border-left: 0; }
}

/* ---------- Footer ---------- */
.site-footer { background: var(--navy-deep); color: #a9c2cd; padding: 64px 0 40px; font-size: 15px; }
.footer-top { display: flex; justify-content: space-between; gap: 40px; flex-wrap: wrap; padding-bottom: 40px; border-bottom: 1px solid rgba(255,255,255,.1); }
.site-footer .wordmark { color: #fff; }
.site-footer .wordmark small { color: #a9c2cd; display: inline; }
.footer-links { display: flex; gap: 48px; flex-wrap: wrap; }
.footer-links div { display: flex; flex-direction: column; gap: 8px; }
.footer-links a { text-decoration: none; color: #d4e3ea; }
.footer-links a:hover { color: var(--teal); }
.footer-links small { font: 600 11px/1 var(--sans); letter-spacing: .18em; text-transform: uppercase; color: var(--teal); margin-bottom: 6px; }
.footer-bottom { padding-top: 24px; font-size: 13px; }

/* ---------- Reveal ---------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .9s var(--ease), transform .9s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  * { scroll-behavior: auto !important; }
}
.footer-links a.social { display: inline-flex; align-items: center; gap: 8px; }
.footer-links .icon { width: 16px; height: 16px; flex: none; }