/* =========================================================================
   GDP Site · Production stylesheet
   ========================================================================= */

:root {
  --navy: #0E1428;
  --ink: #0A0F1E;
  --cream: #F4EFE6;
  --paper: #ECE6DA;
  --orange: #C8551F;
  --leaf: #2E6B47;
  --leaf-bright: #3E8A5C;
  --ink-text: #141B33;
  --ink-soft: #3a3f52;

  --f-display: 'Bricolage Grotesque', system-ui, sans-serif;
  --f-body: 'Space Grotesk', system-ui, -apple-system, sans-serif;
  --f-mono: 'Space Mono', ui-monospace, monospace;
  --f-serif: 'Instrument Serif', serif;
  --f-mark: 'Lalezar', sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  background: var(--navy);
  color: var(--cream);
  font-family: var(--f-body);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a { color: inherit; }
a:hover { opacity: 0.85; }
nav a:hover { opacity: 1; }
::selection { background: var(--orange); color: var(--navy); }

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

/* ---------- Animations ---------- */
@keyframes gdp-orbit-spin {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}
@keyframes gdp-orbit-spin-reverse {
  from { transform: rotate(0deg); }
  to   { transform: rotate(-360deg); }
}
@keyframes gdp-marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-33.333%); }
}
@keyframes gdp-fade-up {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

section { animation: gdp-fade-up .9s ease both; }

/* ---------- Orbit logo ---------- */
.orbit-logo {
  position: relative;
  display: inline-block;
  line-height: 0;
}
.orbit-logo svg {
  position: absolute;
  left: 0; top: 0;
  overflow: visible;
  pointer-events: none;
}
.orbit-logo .orbit-rings {
  transform-origin: center;
}
.orbit-logo.animated .orbit-rings {
  animation: gdp-orbit-spin 28s linear infinite;
}
.orbit-logo .wordmark {
  font-family: var(--f-mark);
  font-weight: 400;
  line-height: 0.9;
  letter-spacing: -0.03em;
  color: var(--orange);
  position: relative;
  display: inline-block;
}
.orbit-logo.mono .wordmark,
.orbit-logo.mono .orbit-rings ellipse { color: var(--cream); stroke: var(--cream); }

/* ---------- Eyebrow ---------- */
.eyebrow {
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: .28em;
  text-transform: uppercase;
  opacity: 0.7;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.eyebrow .dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--orange);
  display: inline-block;
}

/* ---------- Section wrapper ---------- */
.section { padding: 120px 0; position: relative; }
.section--navy { background: var(--navy); color: var(--cream); }
.section--cream { background: var(--cream); color: var(--ink-text); }
.section--paper { background: var(--paper); color: var(--ink-text); }
.section--ink { background: var(--ink); color: var(--cream); }
.section--p140 { padding: 140px 0; }

.wrap { max-width: 1240px; margin: 0 auto; padding: 0 40px; position: relative; }

/* ---------- Headings ---------- */
.h-display {
  font-family: var(--f-display);
  font-weight: 800;
  line-height: 0.95;
  letter-spacing: -0.045em;
  text-wrap: balance;
  margin: 0;
}
.h2 {
  font-family: var(--f-display);
  font-weight: 800;
  font-size: clamp(40px, 4.2vw, 64px);
  line-height: 1;
  letter-spacing: -0.03em;
  text-wrap: balance;
  margin: 22px 0 0;
}
.h3 {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 34px;
  letter-spacing: -0.02em;
  margin: 18px 0 28px;
  line-height: 1.05;
}
.serif-italic {
  font-family: var(--f-serif);
  font-weight: 400;
  font-style: italic;
  color: var(--orange);
  letter-spacing: -0.02em;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  text-decoration: none;
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: .2em;
  text-transform: uppercase;
  font-weight: 700;
  padding: 16px 26px;
  border-radius: 4px;
  border: none;
  cursor: pointer;
}
.btn--primary { background: var(--orange); color: var(--navy); }
.btn--ghost { color: var(--cream); padding: 16px 22px; border: 1px solid rgba(244,239,230,.2); background: transparent; }

/* ---------- NAV ---------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  padding: 22px 0;
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: all .35s ease;
  color: var(--cream);
}
.nav.scrolled {
  padding: 14px 0;
  background: rgba(14,20,40,.86);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  border-bottom: 1px solid rgba(244,239,230,.07);
}
.nav__inner {
  max-width: 1240px; margin: 0 auto; padding: 0 40px;
  display: flex; align-items: center; justify-content: space-between;
}
.nav__links { display: flex; align-items: center; gap: 36px; }
.nav__links a {
  font-size: 13px;
  color: var(--cream);
  text-decoration: none;
  opacity: 0.78;
  letter-spacing: -0.005em;
}
.nav__cta {
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--navy);
  background: var(--orange);
  text-decoration: none;
  padding: 10px 16px;
  border-radius: 4px;
}

/* ---------- HERO ---------- */
.hero {
  position: relative;
  background: var(--navy);
  color: var(--cream);
  padding: 180px 0 140px;
  overflow: hidden;
  min-height: 92vh;
  display: flex;
  align-items: center;
}
.hero__radial {
  position: absolute; inset: 0;
  background: radial-gradient(ellipse at 70% 50%, rgba(200,85,31,.12), transparent 55%);
  pointer-events: none;
}
.hero__grid {
  display: grid;
  grid-template-columns: 1.45fr 1fr;
  gap: 80px;
  align-items: center;
}
.hero__title {
  font-size: clamp(56px, 6.8vw, 104px);
  margin: 22px 0 0;
  max-width: 695px;
}
.hero__lede {
  font-size: 19px;
  line-height: 1.55;
  margin-top: 32px;
  max-width: 540px;
  opacity: 0.82;
  text-wrap: pretty;
}
.hero__cta {
  display: flex; gap: 14px;
  margin-top: 40px;
  align-items: center;
  flex-wrap: wrap;
}
.hero__art {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 460px;
}
.hero__marker {
  position: absolute;
  bottom: 32px; left: 0; right: 0;
  padding: 0 40px;
  max-width: 1240px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  font-family: var(--f-mono);
  font-size: 10.5px;
  letter-spacing: .22em;
  text-transform: uppercase;
  opacity: .45;
}

/* ---------- ORBITAL BACKDROP ---------- */
.orbital-backdrop {
  position: absolute;
  inset: 0;
  width: 1600px; height: 1600px;
  max-width: 120%; max-height: 140%;
  transform: translate(-25%, -10%);
  pointer-events: none;
  overflow: visible;
}
.orbital-backdrop--contact { width: 1400px; height: 1400px; opacity: .18; }
.orbital-backdrop--hero { opacity: .18; }
.orbital-backdrop .ring-a { transform-origin: center; animation: gdp-orbit-spin 90s linear infinite; }
.orbital-backdrop .ring-b { transform-origin: center; animation: gdp-orbit-spin-reverse 140s linear infinite; }
.orbital-backdrop .ring-c { transform-origin: center; animation: gdp-orbit-spin 200s linear infinite; }

/* ---------- TRUST STRIP ---------- */
.trust {
  background: var(--orange);
  color: var(--navy);
  padding: 18px 0;
  overflow: hidden;
  position: relative;
  border-top: 1px solid rgba(14,20,40,.15);
  border-bottom: 1px solid rgba(14,20,40,.15);
}
.trust__track {
  display: flex;
  gap: 56px;
  align-items: center;
  white-space: nowrap;
  animation: gdp-marquee 50s linear infinite;
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: .22em;
  text-transform: uppercase;
  width: max-content;
}
.trust__item { display: inline-flex; align-items: center; gap: 56px; }
.trust__dot { width: 6px; height: 6px; background: var(--navy); border-radius: 50%; display: inline-block; }

/* ---------- WHAT WE DO ---------- */
.split { display: grid; grid-template-columns: 1fr 1.4fr; gap: 100px; align-items: flex-start; }
.split__lhs { position: sticky; top: 120px; }
.split__lhs .h2 { max-width: 512px; }
.split__rhs { display: grid; gap: 36px; padding-top: 32px; }
.split__lede { font-size: 22px; line-height: 1.5; text-wrap: pretty; opacity: 0.9; margin: 0; }
.split__body { font-size: 16px; line-height: 1.65; opacity: 0.72; margin: 0; }

.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-top: 24px;
  border-top: 1px solid rgba(244,239,230,.1);
  padding-top: 36px;
}
.stat__value {
  font-family: var(--f-display);
  font-weight: 800;
  font-size: 64px;
  line-height: 0.95;
  letter-spacing: -0.04em;
  color: var(--orange);
}
.stat__value .suffix { font-size: 32px; margin-left: 4px; }
.stat__label {
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: .22em;
  text-transform: uppercase;
  opacity: 0.7;
  margin-top: 12px;
  max-width: 240px;
}

/* ---------- TWO TRACKS ---------- */
.tracks {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}
.tracks__heading { margin: 22px 0 70px; max-width: 900px; }
.track-card {
  border-radius: 10px;
  padding: 40px 38px;
  position: relative;
  overflow: hidden;
}
.track-card--buyer {
  background: rgba(244,239,230,.04);
  border: 1px solid rgba(244,239,230,.1);
}
.track-card--supplier {
  background: rgba(46,107,71,.07);
  border: 1px solid rgba(46,107,71,.25);
}
.track-card__deco {
  position: absolute;
  top: -80px; right: -80px;
}
.track-card--buyer .track-card__deco { opacity: .08; }
.track-card--supplier .track-card__deco { opacity: .12; }
.track-items { display: grid; gap: 22px; }
.track-item { display: grid; grid-template-columns: auto 1fr; gap: 16px; }
.track-item__n {
  font-family: var(--f-mono);
  font-size: 10.5px;
  letter-spacing: .1em;
  padding-top: 4px;
  color: var(--orange);
}
.track-card--supplier .track-item__n { color: var(--leaf-bright); }
.track-item__title {
  font-family: var(--f-display);
  font-weight: 600;
  font-size: 16px;
  margin-bottom: 4px;
}
.track-item__desc {
  font-size: 14px;
  line-height: 1.55;
  opacity: 0.65;
}

/* ---------- PILL ---------- */
.pill {
  font-family: var(--f-mono);
  font-size: 10px;
  letter-spacing: .18em;
  text-transform: uppercase;
  padding: 5px 10px;
  border-radius: 100px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
}
.pill--default {
  background: rgba(200,85,31,.12);
  color: var(--orange);
  border: 1px solid rgba(200,85,31,.35);
}
.pill--leaf {
  background: rgba(46,107,71,.12);
  color: var(--leaf);
  border: 1px solid rgba(46,107,71,.35);
}

/* ---------- MARKETS ---------- */
.markets__head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 56px;
  flex-wrap: wrap;
  gap: 32px;
}
.markets__head .h2 { max-width: 780px; }
.markets__meta {
  font-family: var(--f-mono);
  font-size: 10.5px;
  letter-spacing: .22em;
  text-transform: uppercase;
  opacity: .5;
  text-align: right;
}
.markets__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.market-card {
  padding: 24px 22px;
  border-radius: 6px;
  background: rgba(244,239,230,.04);
  border: 1px solid rgba(244,239,230,.1);
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-height: 220px;
  position: relative;
  overflow: hidden;
}
.market-card__top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}
.market-card__code {
  font-family: var(--f-mono);
  font-size: 10px;
  letter-spacing: .22em;
  opacity: .55;
}
.market-card__name {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 26px;
  letter-spacing: -0.02em;
  line-height: 1.1;
}
.market-card__note { font-size: 13px; line-height: 1.55; opacity: .7; flex: 1; }
.market-card__foot {
  border-top: 1px solid rgba(244,239,230,.1);
  padding-top: 12px;
  display: flex;
  justify-content: space-between;
  font-family: var(--f-mono);
  font-size: 10.5px;
  letter-spacing: .15em;
  opacity: .55;
  text-transform: uppercase;
}

/* ---------- DRIVERS (cream) ---------- */
.drivers__lhs { position: sticky; top: 120px; }
.drivers__lhs .h2 { color: var(--ink-text); margin: 22px 0 24px; }
.drivers__lede {
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink-soft);
  max-width: 420px;
  margin: 0;
  text-wrap: pretty;
}
.driver {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 24px;
  padding: 32px 0;
  border-bottom: 1px solid rgba(20,27,51,.15);
}
.driver:first-child { border-top: 1px solid rgba(20,27,51,.15); }
.driver__n {
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: .22em;
  color: var(--orange);
  padding-top: 6px;
}
.driver__t {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 26px;
  letter-spacing: -0.02em;
  color: var(--ink-text);
  margin-bottom: 8px;
  text-wrap: balance;
}
.driver__d {
  font-size: 15px;
  line-height: 1.6;
  color: var(--ink-soft);
  max-width: 620px;
  text-wrap: pretty;
}

/* ---------- CONTACT ---------- */
.contact { position: relative; }
.contact__bg {
  position: absolute; inset: 0;
  overflow: hidden;
  pointer-events: none;
}
.contact__grid {
  position: relative;
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 90px;
  align-items: center;
}
.contact__h {
  font-size: clamp(48px, 5.6vw, 88px);
  line-height: 0.95;
  letter-spacing: -0.04em;
  margin: 22px 0 32px;
}
.contact__lede {
  font-size: 19px;
  line-height: 1.55;
  opacity: 0.78;
  max-width: 560px;
  margin: 0;
  text-wrap: pretty;
}
.contact__links {
  margin-top: 48px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.contact__links a {
  color: var(--cream);
  text-decoration: none;
  font-size: 28px;
  font-family: var(--f-display);
  font-weight: 600;
  letter-spacing: -0.02em;
  display: inline-flex;
  align-items: center;
  gap: 14px;
}
.contact__links a span { color: var(--orange); }

.form {
  background: rgba(244,239,230,.04);
  border: 1px solid rgba(244,239,230,.1);
  border-radius: 10px;
  padding: 36px 32px;
  display: grid;
  gap: 18px;
}
.form__caption {
  font-family: var(--f-mono);
  font-size: 10.5px;
  letter-spacing: .22em;
  text-transform: uppercase;
  opacity: .5;
}
.field { display: grid; gap: 4px; }
.field label {
  font-family: var(--f-mono);
  font-size: 10.5px;
  letter-spacing: .22em;
  text-transform: uppercase;
  opacity: .6;
}
.field input,
.field textarea {
  background: transparent;
  color: var(--cream);
  border: none;
  border-bottom: 1px solid rgba(244,239,230,.2);
  padding: 10px 0;
  font-size: 15px;
  font-family: var(--f-body);
  outline: none;
}
.field textarea { resize: vertical; }
.field input:focus,
.field textarea:focus { border-bottom-color: var(--orange); }
.field input::placeholder,
.field textarea::placeholder { color: rgba(244,239,230,.4); }

.choices { display: grid; gap: 8px; }
.choice-row { display: flex; gap: 8px; }
.choice {
  flex: 1;
  background: transparent;
  color: var(--cream);
  border: 1px solid rgba(244,239,230,.15);
  border-radius: 4px;
  padding: 10px 8px;
  cursor: pointer;
  font-family: var(--f-mono);
  font-size: 10.5px;
  letter-spacing: .18em;
  text-transform: uppercase;
}
.choice.selected {
  background: rgba(200,85,31,.15);
  color: var(--orange);
  border-color: var(--orange);
}
.form__submit {
  margin-top: 10px;
  background: var(--orange);
  color: var(--navy);
  padding: 16px 22px;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: .22em;
  text-transform: uppercase;
  font-weight: 700;
}

/* ---------- FOOTER ---------- */
.footer {
  background: var(--ink);
  color: var(--cream);
  padding: 80px 0 40px;
  border-top: 1px solid rgba(244,239,230,.06);
}
.footer__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 60px;
  margin-bottom: 60px;
}
.footer__about {
  margin-top: 24px;
  font-size: 14px;
  line-height: 1.6;
  opacity: .65;
  max-width: 360px;
}
.footer__col-title {
  font-family: var(--f-mono);
  font-size: 10.5px;
  letter-spacing: .22em;
  text-transform: uppercase;
  opacity: .5;
  margin-bottom: 16px;
}
.footer__col-list { display: grid; gap: 8px; }
.footer__col-list a {
  color: var(--cream);
  text-decoration: none;
  font-size: 14px;
  opacity: 0.8;
}
.footer__legal {
  display: flex;
  justify-content: space-between;
  padding-top: 28px;
  border-top: 1px solid rgba(244,239,230,.06);
  font-family: var(--f-mono);
  font-size: 10.5px;
  letter-spacing: .22em;
  text-transform: uppercase;
  opacity: .5;
}

/* ---------- RESPONSIVE ---------- */
@media (max-width: 900px) {
  .nav__links { gap: 18px; }
  .nav__links a:not(.nav__cta) { display: none; }
  .hero { padding: 140px 0 100px; min-height: auto; }
  .hero__grid { grid-template-columns: 1fr; gap: 60px; }
  .hero__art { min-height: 280px; }
  .split { grid-template-columns: 1fr; gap: 40px; }
  .split__lhs { position: static; }
  .tracks { grid-template-columns: 1fr; }
  .markets__grid { grid-template-columns: repeat(2, 1fr); }
  .stats { grid-template-columns: 1fr 1fr; }
  .contact__grid { grid-template-columns: 1fr; gap: 50px; }
  .footer__grid { grid-template-columns: 1fr 1fr; gap: 40px; }
  .footer__legal { flex-direction: column; gap: 12px; text-align: center; }
  .hero__marker { font-size: 9px; }
  .wrap { padding: 0 24px; }
  .section { padding: 80px 0; }
  .section--p140 { padding: 80px 0; }
}

@media (max-width: 560px) {
  .markets__grid { grid-template-columns: 1fr; }
  .stats { grid-template-columns: 1fr; }
  .driver { grid-template-columns: 60px 1fr; gap: 12px; }
  .footer__grid { grid-template-columns: 1fr; }
}