:root {
  --navy: #12324d;
  --navy-deep: #0a243a;
  --teal: #128a92;
  --aqua: #49c5c7;
  --orange: #fa8b3d;
  --green: #2e9669;
  --ink: #183149;
  --muted: #64788b;
  --line: #d9e3e8;
  --soft: #edf4f6;
  --white: #ffffff;
  --max: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: "DM Sans", system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.6;
}

a { color: inherit; }
button { font: inherit; }
.skip-link {
  position: fixed;
  left: 1rem;
  top: -5rem;
  z-index: 20;
  padding: .75rem 1rem;
  color: var(--white);
  background: var(--navy);
  border-radius: .4rem;
}
.skip-link:focus { top: 1rem; }

.site-header {
  position: absolute;
  inset: 0 0 auto;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(calc(100% - 3rem), var(--max));
  margin: 0 auto;
  padding: 1.6rem 0;
  color: var(--white);
}
.brand {
  display: inline-flex;
  gap: .75rem;
  align-items: center;
  text-decoration: none;
  letter-spacing: .08em;
  font-weight: 700;
}
.brand b { color: var(--aqua); }
.brand-mark { display: grid; gap: 3px; width: 24px; }
.brand-mark i { display: block; height: 3px; background: var(--aqua); border-radius: 10px; }
.brand-mark i:nth-child(2) { width: 65%; }
.site-header nav { display: flex; gap: 1.6rem; }
.site-header nav a {
  text-decoration: none;
  font-weight: 600;
  font-size: .92rem;
  border-bottom: 1px solid transparent;
}
.site-header nav a:hover,
.site-header nav a:focus-visible { border-color: var(--aqua); }

.hero {
  position: relative;
  min-height: 720px;
  display: grid;
  align-items: center;
  overflow: hidden;
  color: var(--white);
  background: var(--navy-deep);
}
.hero > img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: center; }
.hero-overlay { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(8,31,51,.96) 0%, rgba(8,31,51,.83) 43%, rgba(8,31,51,.27) 78%, rgba(8,31,51,.52) 100%); }
.hero-grid {
  position: absolute;
  inset: 0;
  opacity: .12;
  background-image: linear-gradient(rgba(255,255,255,.18) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.18) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(90deg, black, transparent 70%);
}
.hero::after { content: ""; position: absolute; inset: 0 auto 0 0; width: 10px; background: var(--orange); }
.hero-content {
  position: relative;
  z-index: 2;
  width: min(calc(100% - 3rem), var(--max));
  margin: 0 auto;
  padding: 8rem 0 5rem;
}
.eyebrow, .kicker {
  margin: 0 0 1rem;
  color: var(--teal);
  font-size: .84rem;
  font-weight: 800;
  letter-spacing: .13em;
  text-transform: uppercase;
}
.eyebrow { color: var(--aqua); }
h1, h2, h3 { font-family: "Manrope", system-ui, sans-serif; line-height: 1.08; }
h1 { max-width: 800px; margin: 0; font-size: clamp(3rem, 6.4vw, 6rem); letter-spacing: -.045em; }
.hero-lead { max-width: 720px; margin: 1.8rem 0 2.4rem; font-size: clamp(1.2rem, 2.1vw, 1.65rem); line-height: 1.45; color: #dce7ee; }
.primary-action {
  display: inline-flex;
  align-items: center;
  gap: 1rem;
  padding: .95rem 1.2rem;
  text-decoration: none;
  font-weight: 700;
  background: var(--orange);
  border: 2px solid var(--orange);
  border-radius: .45rem;
}
.primary-action:hover, .primary-action:focus-visible { background: transparent; }
.hero-fact {
  position: absolute;
  right: max(1.5rem, calc((100% - var(--max))/2));
  bottom: 2.5rem;
  z-index: 3;
  display: grid;
  padding-left: 1rem;
  border-left: 3px solid var(--aqua);
  text-align: right;
}
.hero-fact span { color: #bfd0da; font-size: .82rem; text-transform: uppercase; letter-spacing: .11em; }
.hero-fact strong { font-size: 1.05rem; }

.section { width: min(calc(100% - 3rem), var(--max)); margin: 0 auto; padding: 7rem 0; }
.section-heading { display: grid; grid-template-columns: 1.1fr .9fr; column-gap: 4rem; align-items: end; margin-bottom: 3.2rem; }
.section-heading .kicker { grid-column: 1 / -1; }
.section-heading h2,
.benefits-intro h2,
.closing-section h2 { margin: 0; font-size: clamp(2.2rem, 4vw, 4rem); letter-spacing: -.035em; }
.section-heading > p:last-child { margin: 0; color: var(--muted); font-size: 1.08rem; }
.section-heading.compact { grid-template-columns: 1fr; max-width: 850px; }

.lifecycle { display: grid; grid-template-columns: 1fr 44px 1fr 44px 1fr 44px 1fr; align-items: center; }
.stage {
  position: relative;
  min-height: 180px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 1.5rem;
  color: var(--white);
  text-align: left;
  border: 0;
  border-radius: 1rem;
  cursor: pointer;
  transition: transform .2s ease, box-shadow .2s ease;
}
.stage:hover, .stage:focus-visible, .stage.is-active { transform: translateY(-7px); box-shadow: 0 18px 40px rgba(18,50,77,.18); outline: none; }
.stage:focus-visible { box-shadow: 0 0 0 4px var(--white), 0 0 0 7px currentColor; }
.stage-rfq { background: var(--navy); }
.stage-selection { background: var(--teal); }
.stage-p2p { background: var(--orange); }
.stage-evaluation { background: var(--green); }
.stage-number { color: rgba(255,255,255,.72); font-weight: 800; font-size: 1.5rem; }
.stage-name { font-family: "Manrope", sans-serif; font-weight: 800; font-size: 1.2rem; line-height: 1.2; }
.connector { height: 4px; background: var(--line); position: relative; }
.connector::after { content: ""; position: absolute; right: -1px; top: 50%; transform: translateY(-50%); border: 8px solid transparent; border-left-color: var(--line); }
.stage-detail {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 2rem;
  align-items: center;
  margin-top: 2rem;
  padding: 2rem;
  background: var(--soft);
  border-left: 5px solid var(--navy);
}
.stage-detail > div { display: flex; gap: 1rem; align-items: center; }
.detail-index { font-size: 2rem; color: var(--teal); font-weight: 800; }
.detail-label { margin: 0; font-family: "Manrope", sans-serif; font-weight: 800; line-height: 1.25; }
.detail-copy { margin: 0; font-size: 1.05rem; }

.capabilities-section { padding-top: 5rem; }
.capability-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.25rem; }
.capability {
  padding: 2.2rem;
  border: 1px solid var(--line);
  border-top: 5px solid var(--card-color);
  background: var(--white);
}
.rfq-card { --card-color: var(--navy); }
.selection-card { --card-color: var(--teal); }
.p2p-card { --card-color: var(--orange); }
.evaluation-card { --card-color: var(--green); }
.capability-top { display: flex; align-items: center; gap: 1rem; color: var(--card-color); font-weight: 800; }
.capability-line { height: 1px; flex: 1; background: var(--line); }
.capability h3 { margin: 2.2rem 0 .8rem; font-size: 1.5rem; }
.capability p { color: var(--muted); }
.capability ul { margin: 1.4rem 0 0; padding: 0; list-style: none; }
.capability li { position: relative; padding: .35rem 0 .35rem 1.3rem; }
.capability li::before { content: ""; position: absolute; left: 0; top: .95rem; width: 7px; height: 7px; background: var(--card-color); border-radius: 50%; }

.benefits-section { color: var(--white); background: var(--navy); }
.benefits-inner { width: min(calc(100% - 3rem), var(--max)); margin: 0 auto; padding: 7rem 0; display: grid; grid-template-columns: .8fr 1.2fr; gap: 6rem; }
.kicker.light { color: var(--aqua); }
.benefits-intro p:last-child { color: #c5d4de; font-size: 1.05rem; }
.benefit-list { border-top: 1px solid rgba(255,255,255,.2); }
.benefit-list article { display: grid; grid-template-columns: 55px 1fr; gap: 1rem; align-items: start; padding: 1.35rem 0; border-bottom: 1px solid rgba(255,255,255,.2); }
.benefit-list span { color: var(--orange); font-weight: 800; }
.benefit-list p { margin: 0; font-size: 1.08rem; }

.closing-section { width: min(calc(100% - 3rem), 900px); margin: 0 auto; padding: 7rem 0; text-align: center; }
.closing-section p:not(.kicker) { color: var(--muted); font-size: 1.15rem; }
.text-action { display: inline-flex; gap: .7rem; align-items: center; margin-top: 1rem; color: var(--teal); font-weight: 800; text-decoration: none; }

footer { display: flex; justify-content: space-between; gap: 2rem; padding: 1.8rem max(1.5rem, calc((100% - var(--max))/2)); color: #c4d4df; background: var(--navy-deep); font-size: .88rem; }
footer span:first-child { color: var(--orange); font-weight: 800; letter-spacing: .12em; }

@media (max-width: 880px) {
  .site-header nav { display: none; }
  .hero { min-height: 650px; }
  .hero-overlay { background: rgba(8,31,51,.82); }
  .hero-fact { display: none; }
  .section-heading, .benefits-inner { grid-template-columns: 1fr; gap: 1.5rem; }
  .lifecycle { grid-template-columns: 1fr 1fr; gap: 1rem; }
  .connector { display: none; }
  .stage { min-height: 150px; }
  .stage-detail { grid-template-columns: 1fr; }
  .capability-grid { grid-template-columns: 1fr; }
}

@media (max-width: 560px) {
  .site-header { width: min(calc(100% - 2rem), var(--max)); }
  .hero-content { width: min(calc(100% - 2rem), var(--max)); padding-top: 7rem; }
  .section, .benefits-inner, .closing-section { width: min(calc(100% - 2rem), var(--max)); padding: 5rem 0; }
  h1 { font-size: clamp(2.7rem, 13vw, 4rem); }
  .lifecycle { grid-template-columns: 1fr; }
  .stage { min-height: 130px; }
  footer { flex-direction: column; padding-inline: 1rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .stage { transition: none; }
}