/* ===== Reset & Base ===== */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  color-scheme: dark;
  height: 100%;
}

body {
  height: 100%;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    Helvetica, Arial, sans-serif;
  color: #fff;
  background:
    radial-gradient(
      1200px 800px at 15% 10%,
      rgba(31, 102, 178, 0.22),
      transparent 55%
    ),
    radial-gradient(
      1000px 700px at 85% 20%,
      rgba(10, 160, 130, 0.14),
      transparent 60%
    ),
    linear-gradient(180deg, #07121f 0%, #061a2e 40%, #04101e 100%);
  background-attachment: fixed;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

/* ===== Layout ===== */
.container {
  max-width: 72rem;
  margin: 0 auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

/* ===== Navigation ===== */
.nav-header {
  position: sticky;
  top: 0;
  z-index: 40;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(7, 18, 31, 0.6);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.nav-inner {
  max-width: 72rem;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.5rem;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.nav-logo img {
  height: 2.5rem;
  width: auto;
}

.nav-logo-text {
  display: none;
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.025em;
  color: rgba(255, 255, 255, 0.8);
}

.nav-links {
  display: none;
  align-items: center;
  gap: 1.5rem;
}

.nav-links a {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.75);
  transition: color 0.15s;
}

.nav-links a:hover {
  color: #fff;
}

.btn-cta {
  display: inline-block;
  border-radius: 9999px;
  background: #fff;
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: #07121f;
  transition: background 0.15s;
}

.btn-cta:hover {
  background: rgba(255, 255, 255, 0.9);
}

/* ===== Footer ===== */
.site-footer {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 3rem 0;
}

.footer-inner {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}

.footer-logo img {
  height: 2.5rem;
  width: auto;
}

.footer-info {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.7);
}

.footer-info .company-name {
  font-weight: 500;
  color: rgba(255, 255, 255, 0.8);
}

.footer-contact {
  margin-top: 0.5rem;
}

.footer-contact a {
  text-decoration: underline;
  text-underline-offset: 4px;
  text-decoration-color: rgba(255, 255, 255, 0.2);
  transition: text-decoration-color 0.15s;
}

.footer-contact a:hover {
  text-decoration-color: rgba(255, 255, 255, 0.6);
}

.footer-dot {
  margin: 0 0.5rem;
  color: rgba(255, 255, 255, 0.3);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  font-size: 0.875rem;
}

.footer-links a {
  display: inline-block;
  border-radius: 9999px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  background: rgba(255, 255, 255, 0.05);
  padding: 0.5rem 1rem;
  color: rgba(255, 255, 255, 0.8);
  transition: background 0.15s;
}

.footer-links a:hover {
  background: rgba(255, 255, 255, 0.1);
}

.footer-copyright {
  margin-top: 2rem;
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.45);
}

/* ===== Hero Section ===== */
.hero {
  position: relative;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  opacity: 0.7;
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-content {
  padding: 3.5rem 0;
}

.hero-layout {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.hero-text {
  max-width: 42rem;
}

.hero-text h1 {
  margin-top: 1.25rem;
  font-size: 2.25rem;
  font-weight: 600;
  line-height: 1.15;
}

.hero-text p {
  margin-top: 1.25rem;
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.8);
}

.hero-actions {
  margin-top: 2rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.btn-primary {
  display: inline-block;
  border-radius: 9999px;
  background: #fff;
  padding: 0.75rem 1.25rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: #07121f;
  transition: background 0.15s;
}

.btn-primary:hover {
  background: rgba(255, 255, 255, 0.9);
}

.btn-ghost {
  display: inline-block;
  border-radius: 9999px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  background: rgba(255, 255, 255, 0.05);
  padding: 0.75rem 1.25rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.9);
  transition: background 0.15s;
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.1);
}

/* ===== Quick Links Card ===== */
.quick-links {
  width: 100%;
  max-width: 28rem;
  border-radius: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(7, 18, 31, 0.6);
  padding: 1.5rem;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.quick-links h3 {
  font-size: 0.875rem;
  font-weight: 600;
}

.quick-links-list {
  margin-top: 0.75rem;
  display: grid;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.75);
}

.link-subtle {
  text-decoration: underline;
  text-underline-offset: 4px;
  text-decoration-color: rgba(255, 255, 255, 0.2);
  transition: text-decoration-color 0.15s;
}

.link-subtle:hover {
  text-decoration-color: rgba(255, 255, 255, 0.6);
}

/* ===== Hero Logo ===== */
.hero-brand {
  margin-bottom: 1.5rem;
}

.hero-brand img {
  height: 3.5rem;
  width: auto;
  opacity: 0.9;
}

/* ===== Showcase Banner ===== */
.showcase-banner {
  margin-top: 2.5rem;
  border-radius: 1rem;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.showcase-banner img {
  width: 100%;
  height: 14rem;
  object-fit: cover;
  display: block;
}

.showcase-caption {
  padding: 0.75rem 1rem;
  background: rgba(7, 18, 31, 0.6);
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.5);
}

/* ===== Announcement Card ===== */
.announcement-card {
  display: block;
  margin-top: 2rem;
  margin-bottom: 3.5rem;
  border-radius: 1rem;
  border: 1px solid rgba(31, 102, 178, 0.3);
  background: rgba(31, 102, 178, 0.08);
  padding: 1.5rem;
  transition: background 0.15s;
}

.announcement-card:hover {
  background: rgba(31, 102, 178, 0.14);
}

.announcement-inner {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1.5rem;
}

.announcement-text .badge {
  margin-bottom: 0.75rem;
}

.announcement-text h3 {
  margin-top: 0.75rem;
  font-size: 1.125rem;
  font-weight: 600;
}

.announcement-text .open-link {
  display: inline-block;
  margin-top: 0.75rem;
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.8);
  text-decoration: underline;
  text-underline-offset: 4px;
  text-decoration-color: rgba(255, 255, 255, 0.2);
  transition: text-decoration-color 0.15s;
}

.announcement-card:hover .open-link {
  text-decoration-color: rgba(255, 255, 255, 0.6);
}

.post-conf-heading {
  margin-top: 2rem;
  font-size: 1rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.55);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* ===== Page Banner ===== */
.page-banner {
  margin-top: 2rem;
  margin-bottom: 0.5rem;
  border-radius: 1rem;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.page-banner img {
  width: 100%;
  height: 16rem;
  object-fit: cover;
  display: block;
}

/* ===== Badge ===== */
.badge {
  display: inline-flex;
  align-items: center;
  border-radius: 9999px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  background: rgba(255, 255, 255, 0.05);
  padding: 0.25rem 0.75rem;
  font-size: 0.75rem;
  letter-spacing: 0.025em;
  color: rgba(255, 255, 255, 0.8);
}

/* ===== Stage Strip ===== */
.stage-strip {
  margin-top: 2.5rem;
  border-radius: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.05);
  padding: 1rem;
}

.stage-strip-grid {
  display: grid;
  gap: 0.75rem;
}

.stage-card {
  border-radius: 0.75rem;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(7, 18, 31, 0.3);
  padding: 1rem;
}

.stage-icon {
  width: 1.5rem;
  height: 1.5rem;
  color: rgba(31, 102, 178, 0.9);
  margin-bottom: 0.5rem;
}

.stage-card h4 {
  font-size: 0.875rem;
  font-weight: 600;
}

.stage-card p {
  margin-top: 0.25rem;
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.65);
}

/* ===== Action Tiles Section ===== */
.section-divider {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.section-content {
  padding: 3.5rem 0;
}

.section-content h2 {
  font-size: 1.5rem;
  font-weight: 600;
}

.section-content > p {
  margin-top: 0.75rem;
  max-width: 48rem;
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.7);
}

/* ===== Action Tiles Grid ===== */
.tiles-grid {
  margin-top: 2rem;
  display: grid;
  gap: 1rem;
}

.tile {
  display: block;
  border-radius: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.05);
  padding: 1.5rem;
  transition: background 0.15s;
}

.tile:hover {
  background: rgba(255, 255, 255, 0.1);
}

.tile-inner {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1.5rem;
}

.tile-tagline {
  font-size: 0.8125rem;
  color: rgba(31, 102, 178, 0.9);
  font-weight: 500;
  margin-bottom: 0.25rem;
}

.tile-text h3 {
  font-size: 1.125rem;
  font-weight: 600;
}

.tile-text p {
  margin-top: 0.5rem;
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.7);
}

.tile-arrow {
  margin-top: 0.25rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 2.5rem;
  width: 2.5rem;
  flex-shrink: 0;
  border-radius: 9999px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  background: rgba(255, 255, 255, 0.05);
  color: rgba(255, 255, 255, 0.7);
  font-size: 1.125rem;
  transition: background 0.15s;
}

.tile:hover .tile-arrow {
  background: rgba(255, 255, 255, 0.1);
}

/* ===== Overview Page ===== */
.page-section {
  padding: 3.5rem 0;
}

.page-section h1 {
  font-size: 2.25rem;
  font-weight: 600;
}

.page-section > p,
.page-desc {
  margin-top: 1rem;
  max-width: 48rem;
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.8);
}

.pdf-grid {
  margin-top: 2.5rem;
  display: grid;
  gap: 1rem;
}

.pdf-card {
  display: block;
  border-radius: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.05);
  padding: 1.5rem;
  transition: background 0.15s;
}

.pdf-card:hover {
  background: rgba(255, 255, 255, 0.1);
}

.pdf-card h3 {
  font-size: 1.125rem;
  font-weight: 600;
}

.pdf-card p {
  margin-top: 0.5rem;
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.7);
}

.pdf-card .open-link {
  display: inline-block;
  margin-top: 1rem;
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.8);
  text-decoration: underline;
  text-underline-offset: 4px;
  text-decoration-color: rgba(255, 255, 255, 0.2);
  transition: text-decoration-color 0.15s;
}

.pdf-card:hover .open-link {
  text-decoration-color: rgba(255, 255, 255, 0.6);
}

.systems-heading {
  margin-top: 3.5rem;
  font-size: 1.5rem;
  font-weight: 600;
}

.systems-sub {
  margin-top: 0.75rem;
  max-width: 48rem;
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.7);
}

/* ===== Product Cards ===== */
.product-grid {
  margin-top: 2rem;
  display: grid;
  gap: 1rem;
}

.product-card {
  border-radius: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.05);
  padding: 0;
  overflow: hidden;
}

.product-card-image {
  width: 100%;
  height: 10rem;
  overflow: hidden;
  background: rgba(7, 18, 31, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
}

.product-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.product-card-image.contain-img img {
  object-fit: contain;
  padding: 1rem;
}

.product-card-body {
  padding: 1.5rem;
}

.product-inner {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1.5rem;
}

.product-info h3 {
  font-size: 1.125rem;
  font-weight: 600;
}

.product-info p {
  margin-top: 0.5rem;
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.7);
}

.btn-pdf {
  flex-shrink: 0;
  display: inline-block;
  border-radius: 9999px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  background: rgba(255, 255, 255, 0.05);
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.8);
  transition: background 0.15s;
}

.btn-pdf:hover {
  background: rgba(255, 255, 255, 0.1);
}

/* ===== About Section ===== */
.about-section {
  margin-top: 3.5rem;
  padding-top: 3.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.about-heading {
  font-size: 1.5rem;
  font-weight: 600;
}

.about-body {
  margin-top: 1.5rem;
  border-radius: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.05);
  padding: 2rem;
}

.about-body p {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 1.25rem;
}

.about-body h3 {
  font-size: 1.125rem;
  font-weight: 600;
  margin-top: 1.75rem;
  margin-bottom: 0.75rem;
}

.about-body ul {
  list-style: none;
  padding: 0;
  margin-bottom: 1.25rem;
}

.about-body li {
  position: relative;
  padding-left: 1.25rem;
  font-size: 0.9375rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.75);
  margin-bottom: 0.5rem;
}

.about-body li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: rgba(31, 102, 178, 0.8);
}

.about-body strong {
  color: rgba(255, 255, 255, 0.95);
}

.about-highlight {
  font-size: 1.0625rem !important;
  color: rgba(255, 255, 255, 0.95) !important;
  font-weight: 500;
  border-left: 3px solid rgba(31, 102, 178, 0.7);
  padding-left: 1rem;
}

.about-body .btn-primary {
  margin-top: 0.25rem;
}

/* ===== Form Pages ===== */
.form-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.form-header h1 {
  font-size: 2.25rem;
  font-weight: 600;
}

.back-link {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.7);
  transition: color 0.15s;
  white-space: nowrap;
}

.back-link:hover {
  color: #fff;
}

.form-desc {
  margin-top: 1rem;
  max-width: 48rem;
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.8);
}

.form-wrapper {
  margin-top: 2.5rem;
  border-radius: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.05);
  padding: 1.5rem;
}

/* ===== Responsive ===== */
@media (min-width: 640px) {
  .nav-logo-text {
    display: inline;
  }

  .hero-content {
    padding: 5rem 0;
  }

  .hero-brand img {
    height: 4.5rem;
  }

  .hero-text h1 {
    font-size: 3rem;
  }

  .showcase-banner img {
    height: 20rem;
  }

  .page-banner img {
    height: 22rem;
  }

  .product-card-image {
    height: 12rem;
  }

  .hero-text p {
    font-size: 1.125rem;
  }

  .stage-strip-grid {
    grid-template-columns: repeat(5, 1fr);
  }

  .footer-inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

@media (min-width: 768px) {
  .nav-links {
    display: flex;
  }

  .hero-layout {
    flex-direction: row;
    align-items: flex-end;
    justify-content: space-between;
  }

  .tiles-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .pdf-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .product-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}