/* ============================================================
   Radiant Corporation — site styles
   ------------------------------------------------------------
   All colors and fonts come from css/tokens.css (design tokens).
   This file contains layout and component rules only — do not
   hardcode color or font values here.
   ============================================================ */

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  color: var(--ink);
  background: var(--white);
  line-height: 1.6;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  border-top: 3px solid var(--gold);
}

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

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

section[id], footer[id] { scroll-margin-top: 72px; }

/* ---------- type ---------- */
.eyebrow {
  font-size: 14px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--gold);
  margin-bottom: 14px;
}
.eyebrow-ondark { color: var(--gold-light); }
.eyebrow-gold { color: var(--gold-light); }

.section-title {
  font-size: clamp(28px, 4vw, 40px);
  line-height: 1.15;
  font-weight: 700;
  color: var(--navy);
  letter-spacing: -0.01em;
  margin-bottom: 40px;
  max-width: 720px;
}
.title-ondark { color: var(--white); }

.section { padding: 96px 0; }
.section-gray { background: var(--titanium); }
.section-dark { background: var(--graphite); }
.section-dark-navy { background: var(--navy); }

/* ---------- buttons ---------- */
.btn {
  display: inline-block;
  padding: 13px 26px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 15px;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease, color 0.15s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--blue); color: var(--white); }
.btn-primary:hover { background: var(--blue-bright); }
.btn-outline { background: transparent; color: var(--white); border-color: rgba(var(--white-rgb), 0.65); }
.btn-outline:hover { background: rgba(var(--white-rgb), 0.1); border-color: var(--white); }
.btn-gold { background: var(--gold); color: var(--white); }
.btn-gold:hover { background: var(--gold-light); }
.btn-navy { background: var(--navy); color: var(--white); }
.btn-navy:hover { background: var(--blue); }

.text-link { color: var(--blue); font-weight: 600; text-decoration: none; }
.text-link:hover { color: var(--gold); }

/* ---------- header ---------- */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: transparent;
  transition: background 0.25s ease, box-shadow 0.25s ease;
  padding: 14px 0;
}
.site-header.scrolled {
  background: rgba(var(--navy-rgb), 0.96);
  backdrop-filter: blur(8px);
  box-shadow: var(--shadow-header);
  padding: 10px 0;
}
.header-inner { display: flex; align-items: center; gap: 28px; }

.brand { display: flex; align-items: baseline; gap: 10px; text-decoration: none; margin-right: auto; }
.brand-word {
  font-family: var(--font-brand);
  font-size: 29px;
  letter-spacing: 0.14em;
  color: var(--white);
  font-weight: 600;
}
.brand-est {
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--gold-light);
  font-weight: 700;
}

.site-nav { display: flex; gap: 26px; }
.site-nav a {
  color: rgba(var(--white-rgb), 0.85);
  text-decoration: none;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.02em;
  padding: 4px 0;
  border-bottom: 2px solid transparent;
  transition: color 0.15s ease, border-color 0.15s ease;
}
.site-nav a:hover, .site-nav a.active { color: var(--white); border-bottom-color: var(--gold); }

.nav-toggle {
  display: none;
  background: none;
  border: 0;
  width: 40px; height: 34px;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  cursor: pointer;
}
.nav-toggle span { display: block; height: 2px; background: var(--white); border-radius: 2px; }

/* ---------- hero ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  color: var(--white);
  overflow: hidden;
}
.hero-bg {
  position: absolute; inset: 0;
  background: url("../assets/img/hero-campus.jpg") center 65% / cover no-repeat;
  transform: scale(1.02);
}
.hero-scrim {
  position: absolute; inset: 0;
  background:
    linear-gradient(100deg, rgba(var(--navy-rgb), 0.94) 0%, rgba(var(--navy-rgb), 0.72) 45%, rgba(var(--navy-rgb), 0.42) 100%),
    linear-gradient(to top, rgba(var(--navy-rgb), 0.85) 0%, rgba(var(--navy-rgb), 0) 40%);
}
.hero-content { position: relative; z-index: 1; padding-top: 120px; padding-bottom: 90px; }

.hero-headline { display: flex; flex-direction: column; gap: 14px; }
.hero-lead {
  font-family: var(--font-brand);
  font-size: clamp(44px, 7vw, 84px);
  font-weight: 600;
  letter-spacing: 0.04em;
  line-height: 1.02;
}
.hero-sub {
  font-size: clamp(18px, 2.4vw, 26px);
  font-weight: 400;
  color: var(--silver);
  line-height: 1.35;
  max-width: 720px;
}
.gold-rule { width: 92px; height: 3px; background: var(--gold); margin: 26px 0; }

.hero-para {
  max-width: 680px;
  font-size: clamp(15px, 1.6vw, 17.5px);
  color: rgba(var(--white-rgb), 0.88);
  margin-bottom: 30px;
}

.tagline-strip { display: flex; flex-wrap: wrap; gap: 10px; list-style: none; margin-bottom: 38px; }
.tag {
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 7px 14px;
  border-radius: 100px;
  border: 1px solid;
}
.tag-gold { color: var(--gold-light); border-color: rgba(var(--gold-light-rgb), 0.55); }
.tag-blue { color: var(--blue-sky); border-color: rgba(var(--blue-sky-rgb), 0.5); }
.tag-white { color: rgba(var(--white-rgb), 0.92); border-color: rgba(var(--white-rgb), 0.35); }

.hero-ctas { display: flex; flex-wrap: wrap; gap: 14px; }

.hero-scroll-hint {
  position: absolute;
  bottom: 22px; left: 50%;
  transform: translateX(-50%);
  color: rgba(var(--white-rgb), 0.7);
  font-size: 22px;
  text-decoration: none;
  z-index: 1;
  animation: bob 2.2s ease-in-out infinite;
}
@keyframes bob { 0%, 100% { transform: translate(-50%, 0); } 50% { transform: translate(-50%, 7px); } }

/* ---------- metrics ---------- */
.metrics { background: var(--navy); padding: 64px 0; border-top: 1px solid rgba(var(--gold-light-rgb), 0.35); }
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 34px 28px;
}
.metric { border-left: 2px solid rgba(var(--gold-light-rgb), 0.45); padding-left: 18px; }
.metric-stat {
  color: var(--gold-light);
  font-weight: 700;
  font-size: clamp(20px, 2.6vw, 30px);
  line-height: 1.2;
  letter-spacing: 0.01em;
  margin-bottom: 6px;
}
.metric-label { color: var(--silver); font-size: 15px; line-height: 1.45; }

/* ---------- capabilities ---------- */
.cap-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.cap-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.cap-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.cap-media { aspect-ratio: 16 / 10; overflow: hidden; background: var(--titanium); }
.cap-media img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s ease; }
.cap-card:hover .cap-media img { transform: scale(1.045); }
.cap-body { padding: 22px 22px 26px; border-top: 3px solid var(--gold); }
.cap-body h3 { color: var(--navy); font-size: 18px; line-height: 1.3; margin-bottom: 10px; }
.cap-body p { font-size: 14.5px; color: var(--text-muted); }

.cap-closing {
  margin-top: 44px;
  text-align: center;
  color: var(--graphite);
  font-size: 15px;
  letter-spacing: 0.02em;
}
.cap-closing span { font-weight: 700; color: var(--blue); }

/* ---------- track record ---------- */
.track-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.track-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 30px 26px;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
}
.track-icon {
  width: 46px; height: 46px;
  color: var(--gold);
  margin-bottom: 18px;
}
.track-icon svg { width: 100%; height: 100%; }
.track-card h3 { color: var(--navy); font-size: 19px; margin-bottom: 12px; line-height: 1.3; }
.track-card p { font-size: 14.5px; color: var(--text-muted); }
.track-card .star { font-size: 0.75em; }
.track-logos {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-evenly;
  gap: 24px;
  flex: 1;
  margin-top: 22px;
}
.track-logos img { height: 48px; width: auto; object-fit: contain; }

.track-card-awards { padding-top: 0; overflow: hidden; }
.track-media { margin: 0 -26px 20px; aspect-ratio: 16 / 9; overflow: hidden; }
.track-media img { width: 100%; height: 100%; object-fit: cover; }

/* ---------- certifications ---------- */
.badge-grid {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  gap: 14px;
  margin-bottom: 48px;
}
.badge {
  background: var(--white);
  border-radius: var(--radius);
  aspect-ratio: 1 / 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 14px;
  border-bottom: 3px solid var(--gold);
}
.badge img { max-height: 100%; object-fit: contain; }
.badge-lg img { transform: scale(1.1); }

.approvals-list {
  list-style: none;
  columns: 2;
  column-gap: 56px;
  max-width: 1020px;
}
.approvals-list li {
  break-inside: avoid;
  color: var(--silver);
  font-size: 14.5px;
  padding: 8px 0 8px 30px;
  position: relative;
  border-bottom: 1px solid rgba(var(--silver-rgb), 0.14);
}
.approvals-list li::before {
  content: "✓";
  position: absolute;
  left: 2px;
  color: var(--gold-light);
  font-weight: 700;
}

.std-strip { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 40px; }
.std-strip span {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--silver);
  border: 1px solid rgba(var(--silver-rgb), 0.35);
  border-radius: 3px;
  padding: 5px 12px;
}

.recognized { margin-top: 44px; display: flex; align-items: center; gap: 26px; flex-wrap: wrap; }
.recognized-label {
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--silver);
  font-weight: 700;
}
.recognized-logos { display: flex; gap: 14px; flex-wrap: wrap; }
.recognized-logos img {
  height: 130px; width: 130px;
  object-fit: contain;
  background: var(--white);
  border-radius: var(--radius);
  padding: 8px;
}

/* ---------- manufacturing ---------- */
.mfg-split {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 48px;
  align-items: stretch;
  margin-bottom: 64px;
}
.mfg-text > p { font-size: 16.5px; color: var(--text-lead); margin-bottom: 28px; }

.campus-flow { list-style: none; counter-reset: flow; margin-bottom: 30px; }
.campus-flow li {
  counter-increment: flow;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 9px 0;
  font-weight: 600;
  color: var(--navy);
  font-size: 15px;
  border-bottom: 1px solid var(--border);
}
.campus-flow li::before {
  content: "0" counter(flow);
  font-size: 12px;
  font-weight: 700;
  color: var(--gold);
  letter-spacing: 0.06em;
  width: 26px;
}
.mfg-text { display: flex; flex-direction: column; }
.campus-aerial {
  border-radius: var(--radius);
  flex: 1 1 0;
  min-height: 160px;
  width: 100%;
  object-fit: cover;
}

.mfg-gallery { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.mfg-gallery img {
  border-radius: var(--radius);
  aspect-ratio: 4 / 3;
  object-fit: cover;
  width: 100%;
}

.sez-card {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  background: var(--navy);
  border: 1px solid var(--gold);
  border-radius: var(--radius);
  overflow: hidden;
}
.sez-text { padding: 44px 42px; }
.sez-kicker {
  font-size: 12px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold-light);
  font-weight: 700;
  margin-bottom: 12px;
}
.sez-text h3 { color: var(--white); font-size: clamp(20px, 2.4vw, 27px); line-height: 1.25; margin-bottom: 14px; }
.sez-text p { color: var(--silver); font-size: 15px; margin-bottom: 24px; }
.sez-media { min-height: 260px; }
.sez-media img { width: 100%; height: 100%; object-fit: cover; }

/* ---------- industries ---------- */
.ind-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 18px; }
.ind-card {
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.ind-card:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.ind-card img { aspect-ratio: 4 / 3; object-fit: cover; width: 100%; }
.ind-card figcaption {
  padding: 13px 16px;
  font-weight: 700;
  color: var(--navy);
  font-size: 14.5px;
  border-top: 2px solid var(--gold);
}

/* ---------- careers & CSR ---------- */
.people-grid { display: grid; grid-template-columns: 1fr 1.3fr; gap: 28px; align-items: stretch; }
.people-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 34px 32px;
}
.people-card h3 { color: var(--navy); font-size: 22px; margin-bottom: 12px; }
.people-card p:not(.eyebrow) { font-size: 15px; color: var(--text-muted); margin-bottom: 20px; }
.csr-pano { border-radius: 4px; margin-bottom: 20px; }

/* ---------- contact / footer ---------- */
.contact { color: var(--white); padding: 96px 0 0; }
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  padding-bottom: 72px;
}
.contact-text h2 { font-size: clamp(26px, 3.4vw, 36px); margin-bottom: 22px; }
.contact-statement {
  color: var(--silver);
  font-size: 17.6px;
  font-style: italic;
  border-left: 3px solid var(--gold);
  padding-left: 18px;
  margin-bottom: 34px;
}
.contact-logo-chip {
  display: inline-block;
  background: var(--white);
  border-radius: var(--radius);
  padding: 12px 18px;
}
.contact-logo-chip img { width: 290px; }

.contact-text { border-left: 1px solid rgba(var(--silver-rgb), 0.25); padding-left: 48px; }
.contact-company {
  color: var(--white);
  font-size: 21px;
  line-height: 1.3;
  margin: 30px 0 14px;
}
.contact-address {
  font-style: normal;
  color: var(--silver);
  font-size: 15px;
  line-height: 1.75;
  margin-bottom: 18px;
}
.contact-email-row { color: var(--silver); font-size: 15px; }
.contact-email {
  color: var(--gold-light);
  font-weight: 600;
}

.footer-bottom {
  border-top: 1px solid rgba(var(--silver-rgb), 0.18);
  padding-top: 26px;
  padding-bottom: 30px;
  display: flex;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
  color: rgba(var(--silver-rgb), 0.75);
  font-size: 13px;
}
.footer-badges { letter-spacing: 0.04em; }

/* ---------- reveal animation ---------- */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .hero-scroll-hint { animation: none; }
}

/* ---------- responsive ---------- */
@media (max-width: 1024px) {
  .cap-grid { grid-template-columns: repeat(2, 1fr); }
  .metrics-grid { grid-template-columns: repeat(2, 1fr); }
  .badge-grid { grid-template-columns: repeat(4, 1fr); }
  .ind-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 820px) {
  .section { padding: 68px 0; }
  .site-nav {
    display: none;
    position: absolute;
    top: 100%; left: 0; right: 0;
    background: rgba(var(--navy-rgb), 0.98);
    flex-direction: column;
    gap: 0;
    padding: 10px 24px 18px;
  }
  .site-nav.open { display: flex; }
  .site-nav a { padding: 12px 0; border-bottom: 1px solid rgba(var(--white-rgb), 0.08); }
  .nav-toggle { display: flex; }
  .site-header { background: rgba(var(--navy-rgb), 0.96); }
  .mfg-split, .sez-card, .people-grid, .contact-grid { grid-template-columns: 1fr; }
  .campus-aerial { flex: none; min-height: 0; }
  .contact-grid { gap: 44px; }
  .contact-text { border-left: 0; padding-left: 0; }
  .track-grid { grid-template-columns: 1fr; }
  .approvals-list { columns: 1; }
  .ind-grid { grid-template-columns: repeat(2, 1fr); }
  .sez-media { min-height: 220px; }
}

@media (max-width: 560px) {
  .cap-grid { grid-template-columns: 1fr; }
  .metrics-grid { grid-template-columns: 1fr 1fr; gap: 26px 18px; }
  .badge-grid { grid-template-columns: repeat(4, 1fr); gap: 10px; }
  .hero-ctas .btn { width: 100%; text-align: center; }
}