:root {
  --navy: #16305b;
  --navy-dark: #0f2246;
  --blue-accent: #2e4fa3;
  --light-blue: #a9b7e8;
  --yellow: #f2c531;
  --red: #d9554b;
  --grey-bg: #eef0f3;
  --ink: #1c2430;
  --ink-soft: #8c9eb7;
  --white: #ffffff;
  --radius: 14px;
  --shadow: 0 10px 30px rgba(15, 34, 70, 0.12);
  --max-width: 1160px;
  font-size: 16px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: "Helvetica Neue", Arial, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--white);
  line-height: 1.6;
}

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

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

h1, h2, h3 { color: var(--navy); line-height: 1.15; margin: 0 0 0.5em; }
h2 { font-size: clamp(1.6rem, 2.5vw, 2.2rem); }
p { margin: 0 0 1em; color: var(--ink-soft); }

a { color: var(--blue-accent); }

.ligter {
  color: var(--grey-bg)!important;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(11, 18, 32, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 0 0 rgba(0, 0, 0, 0);
  transition: box-shadow 0.3s ease;
}

.site-header.is-scrolled {
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.25);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 12px;
  padding-bottom: 12px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.brand-logo {
  width: 55px;
  height: 55px;
  border-radius: 50%;
  object-fit: cover;
  box-shadow: var(--shadow);
}

.brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.brand-text strong { color: var(--white); font-size: 1.05rem; }
.brand-text small { color: var(--ink-soft); font-size: 0.7rem; letter-spacing: 0.02em; }

.site-nav {
  display: flex;
  align-items: center;
  gap: 28px;
}

.site-nav a {
  position: relative;
  text-decoration: none;
  color: var(--white);
  font-weight: 500;
  font-size: 0.95rem;
  transition: color 0.2s ease;
}

.site-nav a:hover { color: var(--light-blue); }

.site-nav a:not(.nav-cta)::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -6px;
  width: 100%;
  height: 2px;
  background: var(--yellow);
  border-radius: 2px;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s ease;
}

.site-nav a:not(.nav-cta):hover::after { transform: scaleX(1); }

.nav-cta {
  background: var(--navy);
  color: var(--white) !important;
  padding: 8px 18px;
  border-radius: 999px;
}

.nav-cta:hover { background: var(--blue-accent); }

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  flex-shrink: 0;
}

/* Hero */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(28px); }
  to { opacity: 1; transform: translateY(0); }
}

.hero {
  background: linear-gradient(135deg, var(--grey-bg) 0%, #dfe4ec 60%, var(--light-blue) 130%);
  overflow: hidden;
  position: relative;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
  gap: 40px;
  padding: 72px 24px 56px;
}

.hero-copy > * {
  opacity: 0;
  animation: fadeInUp 0.7s ease forwards;
}

.hero-copy > .eyebrow { animation-delay: 0.05s; }
.hero-copy > h1 { animation-delay: 0.15s; }
.hero-copy > .hero-lede { animation-delay: 0.28s; }
.hero-copy > .hero-actions { animation-delay: 0.4s; }
.hero-copy > .hero-facts { animation-delay: 0.52s; }

.hero-media img {
  animation: fadeInUp 0.8s ease 0.3s forwards;
  opacity: 0;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 700;
  color: var(--red);
  font-size: 0.8rem;
  margin-bottom: 8px;
}

.hero h1 {
  font-size: clamp(3rem, 8vw, 5.2rem);
  font-weight: 900;
  letter-spacing: 0.01em;
  margin-bottom: 16px;
}

.reg { font-size: 0.4em; vertical-align: super; }

.hero-lede { font-size: 1.1rem; max-width: 46ch; color: var(--navy)!important; }

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin: 24px 0 32px;
}

.btn {
  display: inline-block;
  padding: 13px 26px;
  border-radius: 999px;
  font-weight: 600;
  text-decoration: none;
  font-size: 0.95rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0) scale(0.97); }

.btn-primary {
  background: var(--navy);
  color: var(--white);
  box-shadow: var(--shadow);
}

.btn-primary:hover { background: var(--navy-dark); color: var(--white); }

.btn-ghost {
  background: transparent;
  border-color: var(--navy);
  color: var(--navy);
}

.hero-facts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 18px;
  margin: 0;
  padding-top: 24px;
  border-top: 1px solid rgba(22, 48, 91, 0.15);
}

.hero-facts dt {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink-soft);
  margin-bottom: 4px;
}

.hero-facts dd {
  margin: 0;
  font-weight: 700;
  color: var(--navy);
  font-size: 0.95rem;
}

.hero-media {
  position: relative;
  display: flex;
  justify-content: center;
}

.hero-media img {
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  border: 6px solid var(--white);
  max-height: 460px;
  width: auto;
  object-fit: cover;
}

/* Scroll reveal */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.in-view { opacity: 1; transform: translateY(0); }

.about-grid > .reveal:nth-child(2) { transition-delay: 0.12s; }
.product-grid > .reveal:nth-child(2) { transition-delay: 0.12s; }
.contact-grid > .reveal:nth-child(2) { transition-delay: 0.12s; }

.timeline li.reveal:nth-child(1) { transition-delay: 0s; }
.timeline li.reveal:nth-child(2) { transition-delay: 0.12s; }
.timeline li.reveal:nth-child(3) { transition-delay: 0.24s; }

.facility-grid figure.reveal:nth-child(1) { transition-delay: 0s; }
.facility-grid figure.reveal:nth-child(2) { transition-delay: 0.15s; }

.checklist li {
  opacity: 0;
  transform: translateX(-12px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.reveal.in-view .checklist li { opacity: 1; transform: translateX(0); }
.reveal.in-view .checklist li:nth-child(1) { transition-delay: 0.15s; }
.reveal.in-view .checklist li:nth-child(2) { transition-delay: 0.25s; }
.reveal.in-view .checklist li:nth-child(3) { transition-delay: 0.35s; }
.reveal.in-view .checklist li:nth-child(4) { transition-delay: 0.45s; }

/* Sections */
.section { padding: 72px 0; }
.section-alt { background: var(--grey-bg); }
.section-lede { max-width: 60ch; font-size: 1.05rem; }

.about-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.9fr;
  gap: 48px;
  align-items: start;
}

.checklist { list-style: none; padding: 0; margin: 20px 0 0; }
.checklist li {
  position: relative;
  padding-left: 30px;
  margin-bottom: 12px;
  color: var(--ink-soft);
  font-weight: 400;
}
.checklist li::before {
  content: "\2713";
  position: absolute;
  left: 0;
  top: 0;
  width: 20px;
  height: 20px;
  color: var(--white);
  background: var(--navy);
  border-radius: 50%;
  font-size: 0.7rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.about-card {
  background: var(--navy);
  color: var(--white);
  padding: 32px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.about-card h3 { color: var(--yellow); margin-bottom: 12px; }
.about-card p { color: rgba(255,255,255,0.9); }

/* Timeline */
.timeline {
  list-style: none;
  margin: 40px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.timeline li {
  background: var(--white);
  border-radius: var(--radius);
  padding: 28px 24px;
  box-shadow: var(--shadow);
  border-top: 5px solid var(--yellow);
  position: relative;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.timeline li:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 40px rgba(15, 34, 70, 0.18);
}

.timeline li:nth-child(2) { border-top-color: var(--red); }
.timeline li:nth-child(3) { border-top-color: var(--blue-accent); }

.timeline-day {
  display: inline-block;
  background: var(--navy);
  color: var(--white);
  font-weight: 700;
  font-size: 0.8rem;
  padding: 5px 14px;
  border-radius: 999px;
  margin-bottom: 14px;
}

.timeline-body h3 { font-size: 1.15rem; margin-bottom: 8px; }
.timeline-body p { margin-bottom: 0; font-size: 0.95rem; }

.disclaimer {
  margin-top: 28px;
  font-size: 0.85rem;
  font-style: italic;
  color: var(--ink-soft);
}

/* Product */
.product-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 48px;
  align-items: center;
}

.product-image {
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.spec-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 16px;
}

.spec-table th, .spec-table td {
  text-align: left;
  padding: 12px 14px;
  border-bottom: 1px solid rgba(22,48,91,0.1);
  font-size: 0.95rem;
}

.spec-table th {
  color: var(--navy);
  font-weight: 600;
  width: 40%;
}

.spec-table td { color: var(--ink-soft); }

/* Facility */
.facility-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 32px;
}

.facility-grid figure { margin: 0; overflow: hidden; border-radius: var(--radius); }

.facility-grid img {
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  width: 100%;
  height: 260px;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.facility-grid figure:hover img { transform: scale(1.06); }

.facility-grid figcaption {
  margin-top: 10px;
  font-weight: 600;
  color: var(--navy);
  font-size: 0.9rem;
}

/* Clients */
.clients-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
  margin-top: 32px;
}

.client-card {
  background: var(--white);
  border: 1px solid rgba(22, 48, 91, 0.1);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.client-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 40px rgba(15, 34, 70, 0.18);
}

.client-card img {
  max-width: 100%;
  max-height: 90px;
  width: auto;
  object-fit: contain;
}

.clients-grid .client-card:nth-child(2) { transition-delay: 0.12s; }

/* Contact */
.contact-section {
  background: var(--navy);
  color: var(--white);
}

.contact-section h2, .contact-section h3 { color: var(--white); }
.contact-section .section-lede { color: rgba(255,255,255,0.8); }

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

.contact-list {
  list-style: none;
  padding: 0;
  margin: 24px 0 0;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.contact-list li {
  display: flex;
  align-items: center;
  gap: 14px;
}

.contact-list a, .contact-list span:last-child {
  color: rgba(255,255,255,0.95);
  text-decoration: none;
  font-size: 0.98rem;
}

.contact-list a:hover { text-decoration: underline; }

.icon {
  width: 36px;
  height: 36px;
  min-width: 36px;
  border-radius: 50%;
  background: rgba(255,255,255,0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--yellow);
}

.contact-form {
  background: var(--white);
  color: var(--ink);
  padding: 32px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.contact-form h3 { color: var(--navy); }

.contact-form label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: 14px;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  margin-top: 6px;
  padding: 11px 12px;
  border: 1.5px solid #d5dae3;
  border-radius: 8px;
  font-size: 0.95rem;
  font-family: inherit;
  resize: vertical;
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--blue-accent);
}

.contact-form .btn { width: 100%; margin-top: 4px; }

.form-status {
  margin: 12px 0 0;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--navy);
  min-height: 1.2em;
}

/* Footer */
.site-footer {
  background: var(--navy-dark);
  color: rgba(255,255,255,0.75);
  padding: 32px 0;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.footer-logo {
  width: 36px;
  height: 36px;
  border-radius: 50%;
}

.footer-inner p { margin: 0; font-size: 0.85rem; color: rgba(255,255,255,0.65); }

.back-to-top {
  color: var(--yellow);
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 600;
}

/* Responsive */
@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; padding-top: 40px; }
  .hero-media { order: -1; }
  .about-grid,
  .product-grid,
  .contact-grid { grid-template-columns: 1fr; }
  .timeline { grid-template-columns: 1fr; }
  .facility-grid { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  .site-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--white);
    flex-direction: column;
    align-items: flex-start;
    padding: 20px 24px;
    gap: 16px;
    box-shadow: var(--shadow);
    display: none;
  }
  .site-nav.open { display: flex; }
  .site-nav.open a:not(.nav-cta) { color: var(--navy) !important; }
  .nav-toggle { display: flex; }
  .nav-cta { align-self: flex-start; color: var(--white) !important; }
}

@media (prefers-color-scheme: dark) {
  body { background: #0b1220; color: #e7ebf3; }
  .site-header { background: rgba(11,18,32,0.9); border-bottom-color: rgba(255,255,255,0.08); }
  .site-nav a { color: #e7ebf3; }
  .section-alt { background: #101a2e; }
  .about-card, .contact-form, .timeline li { background: #16223a; }
  .contact-form input, .contact-form textarea { background: #0b1220; color: #e7ebf3; border-color: #26324a; }
  .contact-form label, .spec-table th, h1, h2, h3 { color: #f2c531; }
  p, .spec-table td, .hero-lede, .section-lede { color: #b7c0d1; }
  .facility-grid figcaption { color: #f2c531; }
}

@media (prefers-reduced-motion: reduce) {
  .hero-copy > *,
  .hero-media img,
  .reveal,
  .checklist li {
    animation: none !important;
    transition: none !important;
    opacity: 1 !important;
    transform: none !important;
  }
  .timeline li:hover,
  .facility-grid figure:hover img,
  .btn:hover,
  .btn:active {
    transform: none !important;
  }
}