/* Genius Software Technologies - Klinik 4.0 Landing Page */

:root {
  --gst-teal: #15b9c8;
  --gst-cyan: #12e6ff;
  --gst-navy: #0b1e2d;
  --gst-bg: #050b10;
  --gst-card: rgba(9, 24, 38, 0.95);
  --gst-border: rgba(21, 185, 200, 0.5);
  --gst-font: Calibri, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  font-family: var(--gst-font);
  background: radial-gradient(circle at top, #061623 0, #02060a 45%, #000 100%);
  color: #f5f8fa;
  scroll-behavior: smooth;
}

a {
  color: var(--gst-teal);
  text-decoration: none;
}

a:hover {
  color: #119aaa;
}

.container {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Header & Navigation */

.site-header {
  position: relative;
  padding-top: 1.25rem;
  padding-bottom: 3rem;
  background: linear-gradient(135deg, #000 0%, #000 35%, var(--gst-teal) 110%);
  overflow: hidden;
}

.site-header::before {
  content: "";
  position: absolute;
  inset: -40%;
  background: radial-gradient(circle at 10% 0, rgba(18, 230, 255, 0.24), transparent 55%),
    radial-gradient(circle at 90% 0, rgba(21, 185, 200, 0.32), transparent 55%);
  opacity: 0.9;
  pointer-events: none;
}

.nav-container {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.brand-logo {
  height: 64px;
  width: auto;
  object-fit: cover;
  object-position: center top;
  -webkit-mask-image: radial-gradient(circle, rgba(0, 0, 0, 1) 68%, rgba(0, 0, 0, 0) 88%);
  mask-image: radial-gradient(circle, rgba(0, 0, 0, 1) 68%, rgba(0, 0, 0, 0) 88%);
  -webkit-mask-position: center;
  -webkit-mask-repeat: no-repeat;
  -webkit-mask-size: 100% 100%;
  filter: drop-shadow(0 0 18px rgba(0, 0, 0, 0.55));
  transform: translateY(9px);
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.brand-tagline {
  font-size: 0.9rem;
  opacity: 0.9;
}

.main-nav {
  display: flex;
  gap: 1.25rem;
  align-items: center;
  font-size: 0.95rem;
}

.main-nav a {
  position: relative;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 600;
  color: #ffffff;
}

.main-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.25rem;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--gst-cyan), var(--gst-teal));
  transition: width 0.18s ease-out;
}

.main-nav a:hover::after {
  width: 100%;
}

/* Hero */

.hero {
  position: relative;
  z-index: 2;
  margin-top: 2.5rem;
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
  gap: 2.75rem;
  align-items: stretch;
}

.hero-content h1 {
  font-size: clamp(2.4rem, 3.3vw + 1.8rem, 3.3rem);
  margin: 0 0 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
}

.hero-sub {
  font-size: 1.05rem;
  max-width: 30rem;
  margin-bottom: 0.75rem;
}

.hero-slogan {
  font-size: 1.35rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  color: var(--gst-cyan);
  text-shadow: 0 0 20px rgba(18, 230, 255, 0.5);
  max-width: 32rem;
  margin-bottom: 1.5rem;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.hero-highlights {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  font-size: 0.85rem;
}

.hero-highlights span {
  padding: 0.35rem 0.6rem;
  border-radius: 999px;
  border: 1px solid rgba(21, 185, 200, 0.55);
  background: linear-gradient(135deg, rgba(4, 15, 26, 0.8), rgba(5, 24, 35, 0.72));
  box-shadow: 0 0 14px rgba(0, 0, 0, 0.35);
}

.hero-visual {
  display: flex;
  align-items: center;
}

.glass-card {
  width: 100%;
  padding: 1.5rem 1.6rem;
  border-radius: 1.2rem;
  background: linear-gradient(135deg, rgba(8, 27, 42, 0.94), rgba(4, 12, 21, 0.96));
  border: 1px solid rgba(21, 185, 200, 0.55);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.55), 0 0 40px rgba(18, 230, 255, 0.16);
}

.glass-card h2 {
  margin-top: 0;
  margin-bottom: 0.9rem;
  font-size: 1.1rem;
  text-transform: uppercase;
  letter-spacing: 0.13em;
}

.glass-card ul {
  margin: 0;
  padding-left: 1.2rem;
  font-size: 0.95rem;
  line-height: 1.6;
}
.hero-img {
  width: 100%;
  border-radius: 1rem;
  object-fit: cover;
  border: 1px solid rgba(21, 185, 200, 0.7);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.7);
}

.hero-img.main {
  max-height: 320px;
}

/* Sections */

.section {
  padding: 3.5rem 0;
}

.section:nth-of-type(even) {
  background: radial-gradient(circle at top, #070f19 0, #02060a 55%, #000 100%);
}

.section-header {
  text-align: center;
  margin-bottom: 2.25rem;
}

.section-header h2 {
  margin: 0 0 0.5rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
}

.section-header p {
  margin: 0;
  max-width: 32rem;
  margin-inline: auto;
  opacity: 0.9;
}

.two-col {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
  gap: 2.75rem;
  align-items: flex-start;
}

.about p {
  line-height: 1.7;
  font-size: 0.98rem;
}

.about-cards {
  display: grid;
  gap: 1rem;
  grid-template-columns: minmax(0, 1fr);
}

.info-card {
  padding: 1.1rem 1.2rem;
  border-radius: 1rem;
  background: linear-gradient(135deg, rgba(8, 24, 39, 0.96), rgba(2, 10, 18, 0.96));
  border: 1px solid rgba(21, 185, 200, 0.45);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.5);
}

.info-card h3 {
  margin-top: 0;
  margin-bottom: 0.35rem;
  font-size: 1rem;
}

.info-card p {
  margin: 0;
  font-size: 0.92rem;
  opacity: 0.96;
}

.about-image-card {
  margin-top: 0.2rem;
  border-radius: 1.1rem;
  overflow: hidden;
  border: 1px solid rgba(21, 185, 200, 0.55);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.7);
}

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

/* Products */

.products {
  position: relative;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.75rem;
}

.product-card {
  padding: 1.5rem 1.4rem;
  border-radius: 1.2rem;
  background: radial-gradient(circle at top, rgba(21, 185, 200, 0.32), rgba(6, 16, 26, 0.98));
  border: 1px solid rgba(21, 185, 200, 0.75);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.7);
}

.product-with-image {
  display: grid;
  grid-template-rows: auto 1fr;
  gap: 0.9rem;
}

.product-image {
  border-radius: 0.9rem;
  overflow: hidden;
  border: 1px solid rgba(21, 185, 200, 0.6);
  background: #02060a;
}

.product-image img {
  display: block;
  width: 100%;
  height: 220px;
  object-fit: contain;
  object-position: center;
}

.product-card h3 {
  margin-top: 0;
  margin-bottom: 0.35rem;
}

.product-tagline {
  margin: 0 0 0.6rem;
  font-size: 0.9rem;
  color: var(--gst-cyan);
}

.product-card ul {
  margin: 0;
  padding-left: 1.1rem;
  font-size: 0.95rem;
  line-height: 1.6;
}

/* CTA band */

.cta-band {
  background: linear-gradient(135deg, rgba(21, 185, 200, 0.06), rgba(4, 15, 26, 0.96));
  border-top: 1px solid rgba(21, 185, 200, 0.35);
  border-bottom: 1px solid rgba(21, 185, 200, 0.35);
}

.cta-content {
  display: flex;
  justify-content: space-between;
  gap: 2rem;
  align-items: center;
}

.cta-content h2 {
  margin-top: 0;
  margin-bottom: 0.4rem;
}

.cta-content p {
  margin: 0;
  max-width: 30rem;
  font-size: 0.97rem;
}

/* Contact */

.contact-inner {
  align-items: stretch;
}

.contact-list {
  list-style: none;
  padding: 0;
  margin: 1.25rem 0 0;
  font-size: 0.95rem;
}

.contact-list li {
  margin-bottom: 0.35rem;
}

.contact-form {
  padding: 1.4rem 1.3rem;
  border-radius: 1.1rem;
  background: linear-gradient(135deg, rgba(8, 24, 39, 0.96), rgba(2, 9, 17, 0.98));
  border: 1px solid rgba(21, 185, 200, 0.55);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.65);
}

.form-row {
  display: flex;
  flex-direction: column;
  margin-bottom: 0.9rem;
}

.form-row label {
  font-size: 0.86rem;
  margin-bottom: 0.25rem;
}

.form-row input,
.form-row textarea {
  padding: 0.5rem 0.6rem;
  border-radius: 0.5rem;
  border: 1px solid rgba(21, 185, 200, 0.55);
  background: rgba(1, 6, 12, 0.96);
  color: #f5f8fa;
  font-family: inherit;
  font-size: 0.95rem;
}

.form-row input:focus,
.form-row textarea:focus {
  outline: none;
  border-color: var(--gst-cyan);
  box-shadow: 0 0 0 2px rgba(18, 230, 255, 0.25);
}

.form-note {
  margin-top: 0.5rem;
  font-size: 0.8rem;
  opacity: 0.8;
}

/* Buttons */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.6rem 1.2rem;
  border-radius: 999px;
  border: 1px solid transparent;
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  transition: transform 0.12s ease, box-shadow 0.12s ease, filter 0.12s ease;
}

.btn-primary {
  background-image: linear-gradient(180deg, #22c7d4 0%, var(--gst-teal) 100%);
  color: #ffffff;
  border-color: rgba(21, 185, 200, 0.9);
  box-shadow: inset 0 2px 0 rgba(255, 255, 255, 0.25), 0 10px 24px rgba(0, 0, 0, 0.55);
}

.btn-primary:hover {
  filter: brightness(1.04);
  transform: translateY(-1px);
  box-shadow: inset 0 2px 0 rgba(255, 255, 255, 0.25), 0 16px 32px rgba(0, 0, 0, 0.7), 0 0 16px rgba(18, 230, 255, 0.6);
}

.btn-outline {
  background: transparent;
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.65);
}

.btn-outline:hover {
  border-color: rgba(18, 230, 255, 0.95);
  color: var(--gst-cyan);
  transform: translateY(-1px);
}

.btn.full {
  width: 100%;
}

/* Footer */

.site-footer {
  border-top: 1px solid rgba(21, 185, 200, 0.32);
  padding: 1.25rem 0 1.6rem;
  background: radial-gradient(circle at top, #020812 0, #000 80%);
  font-size: 0.85rem;
}

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

.footer-logo {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--gst-teal), var(--gst-cyan));
  color: #000;
  font-weight: 700;
  margin-right: 0.5rem;
}

.footer-text {
  opacity: 0.9;
}

.footer-links {
  display: flex;
  gap: 1rem;
}

.footer-links a {
  font-size: 0.85rem;
  color: #d9e7f0;
}

.footer-links a:hover {
  color: var(--gst-cyan);
}

/* GTG Footer Badge */

.gtg-footer-badge {
  padding-top: 1.5rem;
  margin-top: 1.5rem;
  border-top: 1px solid rgba(21, 185, 200, 0.15);
}

.gtg-badge-link {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  text-decoration: none;
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.85rem;
  transition: all 0.3s ease;
  padding: 0.5rem;
  border-radius: 8px;
}

.gtg-badge-link:hover {
  color: var(--gst-cyan);
  background: rgba(21, 185, 200, 0.05);
}

.gtg-badge-logo {
  width: 48px;
  height: 48px;
  object-fit: contain;
  opacity: 0.8;
  transition: opacity 0.3s ease;
}

.gtg-badge-link:hover .gtg-badge-logo {
  opacity: 1;
}

.gtg-badge-text {
  line-height: 1.4;
}

.gtg-badge-text strong {
  color: var(--gst-cyan);
  font-weight: 600;
}

/* Responsive */

@media (max-width: 960px) {
  .hero,
  .two-col,
  .product-grid,
  .cta-content,
  .footer-inner {
    grid-template-columns: none;
  }

  .hero,
  .two-col {
    display: block;
  }

  .hero-visual {
    margin-top: 1.75rem;
  }

  .product-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .cta-content {
    flex-direction: column;
    align-items: flex-start;
  }

  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 720px) {
  .nav-container {
    flex-direction: column;
    align-items: flex-start;
  }

  .main-nav {
    margin-top: 0.75rem;
  }

  .hero {
    margin-top: 2rem;
  }

  .product-grid {
    grid-template-columns: minmax(0, 1fr);
  }
}