:root {
  --ink: #081425;
  --muted: #657183;
  --line: rgba(8, 20, 37, 0.12);
  --paper: #f6f3ed;
  --white: #ffffff;
  --navy: #07101f;
  --blue: #0a4b78;
  --accent: #d98533;
  --shadow: 0 24px 60px rgba(7, 16, 31, 0.18);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  letter-spacing: 0;
}

a {
  color: inherit;
  text-decoration: none;
}

.site-header {
  position: fixed;
  z-index: 20;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 72px;
  padding: 18px clamp(20px, 4vw, 56px);
  color: var(--white);
  transition: background 220ms ease, border-color 220ms ease, color 220ms ease;
}

.site-header.is-scrolled {
  background: rgba(246, 243, 237, 0.92);
  border-bottom: 1px solid var(--line);
  color: var(--ink);
  backdrop-filter: blur(18px);
}

.brand,
.nav-links,
.header-action {
  animation: liftIn 700ms ease both;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 0.98rem;
  font-weight: 800;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border: 1px solid currentColor;
  border-radius: 50%;
  font-size: 0.92rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: clamp(18px, 3vw, 34px);
  color: currentColor;
  font-size: 0.88rem;
  font-weight: 600;
}

.nav-links a {
  opacity: 0.82;
  transition: opacity 180ms ease;
}

.nav-links a:hover {
  opacity: 1;
}

.header-action {
  min-width: max-content;
  border: 1px solid currentColor;
  border-radius: 999px;
  padding: 10px 15px;
  font-size: 0.82rem;
  font-weight: 700;
}

.hero {
  position: relative;
  min-height: 100svh;
  overflow: hidden;
  display: grid;
  align-items: center;
  padding: 116px clamp(20px, 6vw, 80px) 64px;
  color: var(--white);
}

.hero-image,
.hero-shade {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero-image {
  object-fit: cover;
  object-position: center right;
  transform: scale(1.03);
  animation: heroDrift 10s ease-out both;
}

.hero-shade {
  background:
    linear-gradient(90deg, rgba(5, 12, 23, 0.92) 0%, rgba(5, 12, 23, 0.72) 38%, rgba(5, 12, 23, 0.08) 74%),
    linear-gradient(0deg, rgba(5, 12, 23, 0.44), rgba(5, 12, 23, 0.08));
}

.hero-content {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 620px;
  min-width: 0;
  animation: riseIn 900ms 140ms ease both;
}

.eyebrow,
.section-kicker {
  margin: 0 0 18px;
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero h1 {
  margin: 0;
  max-width: 9ch;
  font-size: clamp(4.2rem, 13vw, 10.5rem);
  line-height: 0.85;
  letter-spacing: 0;
}

.hero-copy {
  max-width: 560px;
  margin: 28px 0 0;
  color: rgba(255, 255, 255, 0.82);
  font-size: clamp(1.05rem, 1.8vw, 1.35rem);
  line-height: 1.55;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  border-radius: 999px;
  padding: 0 20px;
  font-size: 0.93rem;
  font-weight: 800;
  transition: transform 180ms ease, background 180ms ease, color 180ms ease, border-color 180ms ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button.primary {
  background: var(--accent);
  color: #170d05;
}

.button.secondary {
  border: 1px solid rgba(255, 255, 255, 0.46);
  color: var(--white);
}

.button.dark.secondary {
  border-color: rgba(8, 20, 37, 0.28);
  color: var(--ink);
}

.button.dark.primary {
  color: #170d05;
}

.hero-status {
  position: absolute;
  z-index: 1;
  right: clamp(20px, 5vw, 72px);
  bottom: 38px;
  display: grid;
  gap: 6px;
  padding-left: 18px;
  border-left: 2px solid var(--accent);
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.83rem;
  animation: liftIn 900ms 420ms ease both;
}

.hero-status strong {
  color: var(--white);
  font-size: 1rem;
}

.section {
  padding: clamp(82px, 12vw, 150px) clamp(20px, 6vw, 80px);
}

.section-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(320px, 0.78fr);
  gap: clamp(48px, 8vw, 112px);
  align-items: start;
}

h2 {
  margin: 0;
  max-width: 850px;
  font-size: clamp(2.2rem, 5.3vw, 5.7rem);
  line-height: 0.98;
  letter-spacing: 0;
}

.feature-list {
  display: grid;
  border-top: 1px solid var(--line);
}

.feature-row {
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: 18px;
  width: 100%;
  padding: 24px 0;
  border: 0;
  border-bottom: 1px solid var(--line);
  background: transparent;
  color: var(--ink);
  font: inherit;
  text-align: left;
  cursor: pointer;
}

.feature-row strong,
.feature-row small {
  display: block;
}

.feature-row strong {
  font-size: 1.08rem;
}

.feature-row small {
  margin-top: 8px;
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.5;
}

.feature-icon {
  color: var(--muted);
  font-weight: 800;
  transition: color 180ms ease, transform 180ms ease;
}

.feature-row.is-active .feature-icon,
.feature-row:hover .feature-icon {
  color: var(--accent);
  transform: translateX(5px);
}

.compliance-section {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(320px, 0.88fr);
  gap: clamp(42px, 8vw, 110px);
  background: var(--navy);
  color: var(--white);
}

.compliance-copy p,
.contact-copy p {
  max-width: 560px;
  margin: 24px 0 0;
  color: rgba(255, 255, 255, 0.7);
  font-size: 1.05rem;
  line-height: 1.65;
}

.registration-list {
  margin: 0;
  border-top: 1px solid rgba(255, 255, 255, 0.16);
}

.registration-list div {
  display: grid;
  grid-template-columns: 0.55fr 1fr;
  gap: 22px;
  padding: 24px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.16);
}

.registration-list dt {
  color: rgba(255, 255, 255, 0.56);
  font-size: 0.84rem;
  font-weight: 800;
  text-transform: uppercase;
}

.registration-list dd {
  margin: 0;
  line-height: 1.5;
}

.registration-list a {
  text-decoration: underline;
  text-decoration-color: rgba(217, 133, 51, 0.65);
  text-underline-offset: 4px;
}

.workflow-section {
  min-height: 92svh;
  display: grid;
  align-items: center;
  padding: clamp(90px, 13vw, 170px) clamp(20px, 6vw, 80px);
  background:
    linear-gradient(90deg, rgba(246, 243, 237, 0.96), rgba(246, 243, 237, 0.72)),
    url("assets/eld-hero.png") center right / cover fixed;
}

.workflow-inner {
  width: min(1040px, 100%);
}

.workflow-inner h2 {
  max-width: 930px;
}

.timeline {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  margin-top: clamp(42px, 6vw, 70px);
  background: var(--line);
}

.timeline div {
  min-height: 190px;
  padding: 28px;
  background: rgba(246, 243, 237, 0.86);
}

.timeline span {
  color: var(--accent);
  font-size: 0.86rem;
  font-weight: 800;
  text-transform: uppercase;
}

.timeline p {
  margin: 42px 0 0;
  color: var(--muted);
  font-size: 1.02rem;
  line-height: 1.55;
}

.contact-section {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 36px;
  background: var(--white);
}

.contact-copy p {
  color: var(--muted);
}

.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.site-footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 16px;
  padding: 28px clamp(20px, 6vw, 80px);
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.86rem;
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 700ms ease, transform 700ms ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@keyframes riseIn {
  from {
    opacity: 0;
    transform: translateY(28px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes liftIn {
  from {
    opacity: 0;
    transform: translateY(-8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes heroDrift {
  from {
    transform: scale(1.08) translateX(16px);
  }
  to {
    transform: scale(1.03) translateX(0);
  }
}

@media (max-width: 820px) {
  .site-header {
    min-height: 64px;
  }

  .nav-links {
    display: none;
  }

  .header-action {
    padding: 9px 12px;
    font-size: 0.76rem;
  }

  .hero {
    min-height: 100svh;
    padding-top: 104px;
  }

  .hero-image {
    object-position: 62% center;
  }

  .hero-shade {
    background:
      linear-gradient(90deg, rgba(5, 12, 23, 0.92), rgba(5, 12, 23, 0.46)),
      linear-gradient(0deg, rgba(5, 12, 23, 0.65), rgba(5, 12, 23, 0.1));
  }

  .hero h1 {
    font-size: clamp(4rem, 23vw, 6.6rem);
  }

  .hero-status {
    position: relative;
    right: auto;
    bottom: auto;
    margin-top: 54px;
    width: fit-content;
  }

  .section-grid,
  .compliance-section,
  .contact-section {
    grid-template-columns: 1fr;
  }

  .contact-section {
    display: grid;
    align-items: start;
  }

  .timeline {
    grid-template-columns: 1fr;
  }

  .timeline div {
    min-height: 150px;
  }

  .registration-list div {
    grid-template-columns: 1fr;
    gap: 8px;
  }
}

@media (max-width: 480px) {
  .hero {
    padding-left: 18px;
    padding-right: 18px;
  }

  .hero-content {
    width: calc(100vw - 36px);
    max-width: calc(100vw - 36px);
  }

  .hero h1 {
    font-size: clamp(3.75rem, 17vw, 5.1rem);
  }

  .brand span:last-child {
    max-width: 96px;
    line-height: 1.05;
  }

  .header-action {
    max-width: 128px;
    text-align: center;
    line-height: 1.15;
  }

  .hero-actions,
  .contact-actions {
    display: grid;
    width: 100%;
  }

  .button {
    width: 100%;
  }

  .section {
    padding-left: 18px;
    padding-right: 18px;
  }
}