@import url(fonts.css);

:root {
  --night: #0b1b2e;
  --night-2: #12294a;
  --blue: #336ace;
  --sky: #48a3df;
  --ink: #1d2733;
  --muted: #5b6673;
  --line: #e3e7ec;
  --paper: #ffffff;
  --mist: #f2f4f7;
  --serif: 'Roboto Slab', Georgia, serif;
  --sans: 'Open Sans', Arial, sans-serif;
  --wrap: 1120px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 400 17px/1.7 var(--sans);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: var(--blue); }
h1, h2, h3 { font-family: var(--serif); font-weight: 300; line-height: 1.2; margin: 0; }
p { margin: 0 0 1em; }

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

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 10;
  background: rgba(255,255,255,.96);
  backdrop-filter: saturate(1.4) blur(8px);
  border-bottom: 1px solid var(--line);
}
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.logo img { height: 36px; width: auto; }
.nav { display: flex; gap: 32px; }
.nav a {
  color: var(--ink); text-decoration: none;
  font-size: 14px; font-weight: 600; letter-spacing: .06em; text-transform: uppercase;
}
.nav a:hover { color: var(--blue); }

/* Hero */
.hero {
  position: relative;
  min-height: min(82vh, 760px);
  display: flex; align-items: center;
  color: #fff; text-align: center;
  background: var(--night) url(hero.webp) center / cover no-repeat;
  overflow: hidden;
}
.hero::before {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(51,106,206,.38) 0%, rgba(11,27,46,.55) 100%);
}
.hero .wrap { position: relative; }
.hero h1 { font-size: clamp(38px, 6vw, 68px); letter-spacing: -.01em; }
.hero .lead {
  font-family: var(--serif); font-weight: 300;
  font-size: clamp(19px, 2.2vw, 24px);
  margin: 22px auto 0; max-width: 640px; opacity: .92;
}
.hero .cta {
  display: inline-block; margin-top: 40px;
  padding: 13px 30px; border: 1px solid rgba(255,255,255,.7); border-radius: 2px;
  color: #fff; text-decoration: none;
  font-size: 14px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase;
  transition: background .2s, color .2s;
}
.hero .cta:hover { background: #fff; color: var(--night); }

/* Sections */
section { padding: 110px 0; }
.eyebrow {
  display: block; margin-bottom: 18px;
  color: var(--sky); font-size: 13px; font-weight: 600; letter-spacing: .14em; text-transform: uppercase;
}
.section-title { font-size: clamp(30px, 3.6vw, 42px); color: var(--night); margin-bottom: 28px; }

.intro .wrap { display: grid; grid-template-columns: 1fr 1.25fr; gap: 72px; align-items: start; }
.intro p { color: var(--muted); font-size: 18px; }
.intro p.big {
  font-family: var(--serif); font-weight: 300; color: var(--ink);
  font-size: clamp(22px, 2.4vw, 27px); line-height: 1.5;
}

.values { background: var(--paper); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; margin-top: 56px; }
.card {
  background: var(--mist); padding: 40px 34px 36px;
  border-top: 3px solid var(--sky);
}
.card .num { font-family: var(--serif); color: var(--sky); font-size: 15px; letter-spacing: .1em; }
.card h3 { font-size: 24px; color: var(--night); margin: 14px 0 14px; }
.card p { color: var(--muted); font-size: 16px; margin: 0; }


/* Approach */
.ap-head { display: grid; grid-template-columns: 1fr 1.25fr; gap: 72px; align-items: start; }
.ap-head p { color: var(--muted); font-size: 18px; }
.ap-head p.big { font-family: var(--serif); font-weight: 300; color: var(--ink); font-size: clamp(21px, 2.2vw, 25px); line-height: 1.5; }
.ac { margin-top: 0; }
.ac-head { display: grid; grid-template-columns: 1fr 2fr; gap: 48px; align-items: baseline; padding-bottom: 22px; border-bottom: 1px solid var(--line); }
.ac-head h3 { font-size: clamp(30px, 3.6vw, 42px); color: var(--night); }
.ac-head p { color: var(--muted); margin: 0; }
.ac-row { display: grid; grid-template-columns: 1fr 0.55fr 1.45fr; gap: 32px; align-items: baseline; padding: 26px 0; border-bottom: 1px solid var(--line); }
.ac-row h4 { font-family: var(--serif); font-weight: 300; font-size: 22px; color: var(--night); margin: 0; }
.ac-tags { display: flex; gap: 6px; flex-wrap: wrap; }
.ac-tags span { font-size: 11px; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; color: var(--blue); border: 1px solid rgba(51,106,206,.35); border-radius: 2px; padding: 4px 8px; line-height: 1; }
.ac-row p { color: var(--muted); margin: 0; font-size: 16px; }

.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-top: 64px; }
.grid-4 .card { padding: 34px 26px 30px; }
.grid-4 .card h3 { font-size: 21px; }
.grid-4 .card p { font-size: 15.5px; }

/* Themes */
.themes { background: var(--night); color: #fff; }
.themes .section-title { color: #fff; }
.theme-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; margin-top: 56px; background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.12); }
.theme { background: var(--night); padding: 36px 32px 34px; transition: background .25s; }
.theme:hover { background: var(--night-2); }
.theme svg { width: 34px; height: 34px; fill: none; stroke: var(--sky); stroke-width: 1.4; stroke-linecap: round; stroke-linejoin: round; }
.theme h3 { font-size: 22px; margin: 22px 0 10px; color: #fff; }
.theme p { color: rgba(255,255,255,.68); font-size: 15.5px; margin: 0; }

/* Portfolio */
.portfolio { background: var(--mist); }
.pf-group { display: grid; grid-template-columns: 1fr 2fr; gap: 48px; align-items: baseline; margin: 64px 0 28px; padding-top: 26px; border-top: 1px solid var(--line); }
.pf-sub { font-size: 23px; color: var(--night); }
.pf-slider { position: relative; }
.pf-carousel { overflow-x: auto; overflow-y: hidden; padding: 6px 0 18px; scrollbar-width: none; overscroll-behavior-x: contain; scroll-snap-type: x mandatory; cursor: grab; -webkit-user-select: none; user-select: none; }
.pf-carousel.is-dragging { scroll-snap-type: none; }
.pf-track > .pf-card { scroll-snap-align: start; }
.pf-nav { position: absolute; top: 50%; z-index: 2; width: 44px; height: 44px; margin-top: -28px; border: 1px solid var(--line); border-radius: 50%; background: #fff; color: var(--ink); font-size: 26px; line-height: 1; cursor: pointer; box-shadow: 0 6px 18px rgba(11,27,46,.10); transition: color .2s, box-shadow .2s; }
.pf-nav:hover { color: var(--blue); box-shadow: 0 10px 26px rgba(11,27,46,.16); }
.pf-prev { left: -22px; }
.pf-next { right: -22px; }
.pf-carousel::-webkit-scrollbar { display: none; }
.pf-carousel.is-dragging { cursor: grabbing; }
.pf-carousel img { -webkit-user-drag: none; pointer-events: none; }
.pf-track { display: flex; gap: 20px; width: max-content; }
.pf-track > .pf-card { flex: 0 0 320px; }
.pf-card {
  display: flex; flex-direction: column;
  background: #fff; padding: 0 26px 26px; border-top: 3px solid var(--sky);
  color: inherit; text-decoration: none; transition: box-shadow .25s, transform .25s;
}
.pf-card:hover { box-shadow: 0 14px 36px rgba(11,27,46,.09); transform: translateY(-2px); }
.pf-logo { height: 128px; display: flex; align-items: center; border-bottom: 1px solid var(--line); margin-bottom: 22px; }
.pf-logo img { max-height: 42px; max-width: 88%; width: auto; }
.pf-meta { display: flex; justify-content: space-between; gap: 12px; font-size: 12px; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; color: var(--sky); margin-bottom: 10px; }
.pf-card p { color: var(--muted); font-size: 15.5px; margin: 0 0 20px; }
.pf-link { margin-top: auto; align-self: flex-start; font-size: 14px; font-weight: 600; color: var(--ink); border-bottom: 1px solid var(--sky); }
.pf-card:hover .pf-link { color: var(--blue); }
.pf-intro { color: var(--muted); margin: 0; }
.pf-partners { display: grid; grid-template-columns: repeat(6, 1fr); gap: 16px; }
.pf-partner { display: flex; align-items: center; justify-content: center; height: 108px; background: #fff; padding: 0 16px; }
.pf-partner img { height: 30px; max-width: 100%; width: auto; filter: grayscale(1); opacity: .7; transition: filter .25s, opacity .25s; }
.pf-partner:hover img { filter: none; opacity: 1; }
.pf-partner img[src*=carbon] { height: 44px; }
.pf-partner img[src*=sea-sun] { height: 42px; }

/* Quote band */
.band {
  position: relative; color: #fff; text-align: center;
  background: var(--night) url(hero.webp) center 30% / cover no-repeat;
  padding: 120px 0;
}
.band::before { content: ""; position: absolute; inset: 0; background: rgba(11,27,46,.62); }
.band .wrap { position: relative; }
.band blockquote {
  margin: 0 auto; max-width: 800px;
  font-family: var(--serif); font-weight: 300; font-size: clamp(24px, 3vw, 34px); line-height: 1.45;
}

/* Contact */
.contact .wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 72px; align-items: start; }
.contact p { color: var(--muted); font-size: 18px; }
.contact-box { background: var(--mist); padding: 40px; }
.contact-box dl { margin: 0; display: grid; gap: 22px; }
.contact-box dt { font-size: 13px; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; color: var(--sky); }
.contact-box dd { margin: 4px 0 0; font-size: 18px; color: var(--ink); }
.contact-box a { color: var(--ink); text-decoration: none; border-bottom: 1px solid var(--sky); }
.contact-box a:hover { color: var(--blue); }

/* Footer */
.site-footer { background: var(--night); color: rgba(255,255,255,.7); font-size: 14px; padding: 48px 0; }
.site-footer .wrap { display: flex; justify-content: space-between; align-items: center; gap: 24px; flex-wrap: wrap; }
.site-footer .brand { display: flex; align-items: center; gap: 14px; }
.site-footer .brand img { width: 34px; height: 34px; border-radius: 5px; }
.site-footer nav { display: flex; gap: 28px; }
.site-footer a { color: rgba(255,255,255,.85); text-decoration: none; }
.site-footer a:hover { color: #fff; }

/* Legal pages */
.legal { padding: 90px 0 110px; }
.legal .wrap { max-width: 800px; }
.legal h1 { font-size: clamp(32px, 4vw, 44px); color: var(--night); margin-bottom: 40px; }
.legal h2 { font-size: 22px; font-weight: 400; color: var(--night); margin: 44px 0 14px; }
.legal p, .legal li { color: var(--muted); font-size: 16px; }
.legal address { font-style: normal; color: var(--ink); line-height: 1.8; }

/* Reveal */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .8s ease, transform .8s ease; }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; transition: none; } }

/* Mobile */
@media (max-width: 1080px) and (min-width: 861px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .theme-grid { grid-template-columns: repeat(2, 1fr); }
  .pf-partners { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 860px) {
  body { font-size: 16px; }
  section { padding: 76px 0; }
  .wrap { padding: 0 20px; }
  .nav { gap: 18px; }
  .nav a { font-size: 12px; letter-spacing: .04em; }
  .intro .wrap, .contact .wrap { grid-template-columns: 1fr; gap: 28px; }
  .grid-3 { grid-template-columns: 1fr; gap: 20px; margin-top: 36px; }
  .ap-head, .ac-head { grid-template-columns: 1fr; gap: 20px; }
  .grid-4 { grid-template-columns: 1fr; gap: 16px; margin-top: 36px; }
  .theme-grid { grid-template-columns: 1fr; margin-top: 36px; }
  .theme { padding: 28px 24px; }
  .ac-row { grid-template-columns: 1fr auto; gap: 10px 16px; padding: 22px 0; }
  .ac-row p { grid-column: 1 / -1; }
  .pf-track > .pf-card { flex-basis: 272px; }
  .pf-nav { display: none; }
  .pf-card { padding: 0 24px 24px; }
  .pf-logo { height: 104px; }
  .pf-group { grid-template-columns: 1fr; gap: 8px; margin: 44px 0 22px; }
  .pf-partners { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .pf-partner { height: 96px; padding: 0 18px; }
  .pf-partner img { height: 28px; }
  .pf-partner:last-child:nth-child(odd) { grid-column: 1 / -1; }
  .pf-partner img[src*=carbon] { height: 38px; }
  .pf-partner img[src*=sea-sun] { height: 36px; }
  .contact-box { padding: 28px; }
  .band { padding: 84px 0; }
}
@media (max-width: 520px) {
  .logo img { height: 28px; }
  .nav a.hide-sm { display: none; }
}