:root {
  --odcs-blue: #577B96;
  --odcs-dark: #1A1F23;
  --odcs-light: #ffffffee;
  --odcs-grey: #e3e6ea;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Open Sans", sans-serif;
  color: var(--odcs-dark);
  background-color: #eef3f6;
  line-height: 1.6;
}

a {
  color: var(--odcs-blue);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

p {
  margin: 0 0 0.85rem;
}

h1,
h2,
h3 {
  line-height: 1.25;
}

h1 {
  margin: 0 0 0.75rem;
}

h2 {
  margin: 0 0 0.65rem;
}

h3 {
  margin: 0 0 0.5rem;
}

header {
  border-bottom: 1px solid var(--odcs-grey);
  background: #ffffffee;
  backdrop-filter: blur(6px);
  position: sticky;
  top: 0;
  z-index: 10;
}

.container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 16px;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 0;
}

.logo-group {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-mark {
  width: 80px;
  height: 80px;
}

.logo-text {
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-size: 1.2rem;
  color: var(--odcs-dark);
}

.nav-links {
  display: flex;
  gap: 18px;
  font-size: 0.9rem;
}

.nav-links a {
  padding: 4px 0;
}

.nav-links a:hover {
  text-decoration: none;
  border-bottom: 2px solid var(--odcs-blue);
}

nav a.active {
  color: var(--odcs-blue);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 0.2rem;
}

/*
nav a.active::after {
  content: "";
  display: block;
  margin-top: 0.2rem;
  height: 2px;
  background: var(--odcs-blue);
  border-radius: 2px;
}
  */

main {
  padding-bottom: 64px;
}

/* Hero */
.hero {
  padding: 56px 0 40px;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 3fr) minmax(0, 2fr);
  gap: 32px;
  align-items: center;
}

.hero-kicker {
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.75rem;
  color: var(--odcs-blue);
  font-weight: 600;
}

.hero-title {
  font-size: clamp(1.9rem, 3vw, 2.4rem);
  margin: 10px 0 8px;
  color: var(--odcs-dark);
}

.hero-subtitle {
  font-size: 1rem;
  max-width: 34rem;
  color: #444b52;
}

.hero-actions {
  margin-top: 24px;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.btn-primary {
  background: var(--odcs-blue);
  color: white;
  border-radius: 999px;
  padding: 10px 20px;
  font-size: 0.95rem;
  border: none;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.btn-primary:hover {
  opacity: 0.9;
}

.btn-ghost {
  border-radius: 999px;
  border: 1px solid var(--odcs-grey);
  padding: 9px 18px;
  font-size: 0.9rem;
  background: #fff;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--odcs-dark);
}

.hero-card {
  background: var(--odcs-light);
  border-radius: 16px;
  padding: 20px 18px;
  border: 1px solid var(--odcs-grey);
  font-size: 0.9rem;
}

.hero-card h3 {
  margin-top: 0;
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--odcs-blue);
}

.hero-card ul {
  padding-left: 18px;
  margin: 8px 0 0;
}

/* Sections */
section {
  padding: 28px 0 0;
}

section h2 {
  font-size: 1.4rem;
  margin-bottom: 8px;
}

.section-intro,
section p.section-intro {
  font-size: 0.95rem;
  color: #555c64;
  max-width: 42rem;
  margin-bottom: 1rem;
}

/* Services */
.services-grid {
  margin-top: 20px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.service-card {
  background: #fff;
  border-radius: 16px;
  border: 1px solid var(--odcs-grey);
  padding: 20px 18px;
  font-size: 0.92rem;
  display: flex;
  flex-direction: column;
  gap: 8px;
  box-shadow: 0 6px 18px rgba(26, 31, 35, 0.04);
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}

.service-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(26, 31, 35, 0.08);
  border-color: #d5dce2;
}

.service-title {
  font-weight: 700;
  color: var(--odcs-dark);
  font-size: 1.05rem;
  line-height: 1.3;
}

.service-sub {
  color: var(--odcs-blue);
  font-size: 0.92rem;
  font-weight: 600;
  line-height: 1.4;
}

.service-card p {
  margin: 0;
  font-size: 0.95rem;
  color: #4c5560;
}

.service-card ul {
  margin: 0.35rem 0 0;
  padding-left: 18px;
}

.service-card li {
  margin-bottom: 4px;
}

.service-card p:last-child {
  margin-top: auto;
  padding-top: 8px;
}

.service-card a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
  color: var(--odcs-dark);
  text-decoration: none;
}

.service-card a:hover {
  color: var(--odcs-blue);
  text-decoration: none;
}

.service-card a::after {
  content: "→";
  transition: transform 0.18s ease;
}

.service-card a:hover::after {
  transform: translateX(2px);
}

/* Why ODCS */
.why-grid {
  margin-top: 18px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  font-size: 0.92rem;
}

.why-item {
  border-left: 3px solid var(--odcs-blue);
  padding-left: 10px;
}

.why-item strong {
  display: block;
  margin-bottom: 4px;
}

/* Two column */
.two-col {
  display: grid;
  grid-template-columns: minmax(0, 3fr) minmax(0, 2fr);
  gap: 24px;
  margin-top: 16px;
  font-size: 0.95rem;
}

/* Cards / boxes */
.contact-box,
.contact-card {
  border-radius: 14px;
  border: 1px solid var(--odcs-grey);
  padding: 18px 16px;
  background: #fff;
  font-size: 0.92rem;
}

.contact-card {
  margin-bottom: 18px;
}

.contact-box p,
.contact-card p {
  margin-bottom: 0.75rem;
}

.contact-card h2,
.contact-box h2 {
  margin-top: 0;
}

/* Lists */
.contact-list {
  list-style: none;
  margin: 0.5rem 0 0;
  padding-left: 0;
}

.contact-list li {
  position: relative;
  padding-left: 18px;
  margin-bottom: 6px;
  line-height: 1.5;
}

.contact-list li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: var(--odcs-blue);
}

/* Contact form */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  align-items: start;
}

.form-row {
  display: flex;
  flex-direction: column;
  margin-bottom: 0.75rem;
}

.form-row label {
  display: block;
  margin-bottom: 0.45rem;
  min-height: 20px;
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--odcs-dark);
}

.form-row input,
.form-row textarea {
  width: 100%;
  display: block;
  padding: 12px 14px;
  border: 1px solid #d7dde3;
  border-radius: 10px;
  font: inherit;
  line-height: 1.4;
  background: #fff;
  color: var(--odcs-dark);
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
}

.form-row input::placeholder,
.form-row textarea::placeholder {
  color: #8a949e;
}

.form-row input:hover,
.form-row textarea:hover {
  border-color: #c5cdd5;
}

.form-row input:focus,
.form-row textarea:focus {
  outline: none;
  border-color: var(--odcs-blue);
  box-shadow: 0 0 0 3px rgba(87, 123, 150, 0.12);
  background: #fff;
}

.form-row textarea {
  resize: vertical;
  min-height: 180px;
}

.contact-form .btn-primary {
  align-self: flex-start;
  margin-top: 0.25rem;
}

.form-note {
  margin-top: 0.75rem;
  font-size: 0.85rem;
  color: #666;
}

.form-note a {
  text-decoration: underline;
}

/* Cookie banner */
.cookie-content {
  max-width: 1100px;
  margin: 0 auto;
}

.cookie-actions {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

#cookie-banner .btn-primary {
  background: var(--odcs-blue);
  color: #fff;
}

#cookie-banner .btn-ghost {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.4);
  color: #fff;
}

/* Footer */
footer {
  border-top: 1px solid var(--odcs-grey);
  margin-top: 48px;
  padding: 16px 0 24px;
  font-size: 0.8rem;
  color: #70757c;
}

footer a {
  color: var(--odcs-blue);
  text-decoration: underline;
}

footer a:hover {
  color: var(--odcs-dark);
}

/* Responsive */
@media (max-width: 900px) {
  .hero-grid,
  .two-col,
  .services-grid,
  .why-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .nav {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }

  .nav-links {
    flex-wrap: wrap;
  }

  .hero {
    padding-top: 36px;
  }

  .contact-form .btn-primary,
  .cookie-actions .btn-primary,
  .cookie-actions .btn-ghost {
    width: 100%;
    justify-content: center;
  }
}
.about-card {
  display: grid;
  grid-template-columns: minmax(0, 2fr) 260px;
  gap: 24px;
  align-items: center;
}

.about-card-image {
  display: flex;
  justify-content: center;
}

.about-card-image img {
  width: 100%;
  max-width: 240px;
  border-radius: 12px;
  border: 1px solid var(--odcs-grey);
  box-shadow: 0 8px 24px rgba(26, 31, 35, 0.06);
}

@media (max-width: 800px) {
  .about-card {
    grid-template-columns: 1fr;
  }

  .about-card-image {
    justify-content: flex-start;
  }

  .about-card-image img {
    max-width: 220px;
  }
}