:root {
  --bg: #f8f9fb;
  --bg-alt: #eef1f6;
  --bg-dark: #1a2540;
  --blue: #1a3a6e;
  --blue-mid: #2656a8;
  --blue-light: #dbeafe;
  --orange: #f97316;
  --orange-dark: #ea580c;
  --orange-light: #fff3e8;
  --text: #1e2a3a;
  --text-muted: #5a6a82;
  --border: #d4dce8;
  --card-bg: #ffffff;
  --max-width: 1100px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Barlow', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

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

a:hover {
  text-decoration: underline;
}

/* HEADER */

header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: #ffffff;
  border-bottom: 2px solid var(--border);
  box-shadow: 0 2px 12px rgba(26, 58, 110, 0.07);
}

.nav {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0.4rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  cursor: pointer;
  text-decoration: none;

  position: relative;
  z-index: 200;
  pointer-events: auto;
}

.logo:hover {
  text-decoration: none;
}

.logo img {
  height: 56px;
  width: auto;
}

.logo-text {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-size: 1.1rem;
  color: var(--blue);
  line-height: 1.2;
}

.logo-text span {
  color: var(--orange);
}

nav ul {
  list-style: none;
  display: flex;
  gap: 0.2rem;
  flex-wrap: wrap;
}

nav a {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text);
  padding: 0.35rem 0.7rem;
  border-radius: 6px;
  transition: background 0.15s, color 0.15s;
}

nav a:hover {
  background: var(--blue-light);
  color: var(--blue);
  text-decoration: none;
}

/* BUTTONS */

.btn-primary,
.btn-secondary {
  display: inline-block;
  padding: 0.65rem 1.3rem;
  border-radius: 8px;
  font-weight: 700;
  font-size: 0.9rem;
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.18s;
  font-family: 'Barlow', sans-serif;
}

.btn-primary {
  background: var(--orange);
  color: #fff;
}

.btn-primary:hover {
  background: var(--orange-dark);
  text-decoration: none;
}

.btn-primary:disabled {
  opacity: 0.7;
  cursor: not-allowed;
}

.btn-secondary {
  background: transparent;
  border: 2px solid var(--blue);
  color: var(--blue);
}

.btn-secondary:hover {
  background: var(--blue-light);
  text-decoration: none;
}

/* HERO */

.hero-section {
  background: linear-gradient(135deg, var(--blue) 0%, #2656a8 55%, #1a4080 100%);
  color: #fff;
  position: relative;
  overflow: hidden;
}

.hero-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.04'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  pointer-events: none;
}

.hero {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 3.5rem 1.5rem 3rem;
  display: grid;
  gap: 2.5rem;
  position: relative;
}

@media (min-width: 768px) {
  .hero {
    grid-template-columns: minmax(0, 2fr) minmax(0, 1.4fr);
    align-items: center;
  }
}

.hero-tagline {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: rgba(255, 255, 255, 0.65);
  margin-bottom: 0.6rem;
}

.hero-text h1 {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: clamp(2.2rem, 5vw, 3.2rem);
  font-weight: 900;
  line-height: 1.05;
  margin-bottom: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.hero-text h1 span {
  color: var(--orange);
}

.hero-text p {
  color: rgba(255, 255, 255, 0.82);
  font-size: 0.97rem;
  max-width: 560px;
}

.hero-actions {
  display: flex;
  gap: 0.75rem;
  margin-top: 1.8rem;
  flex-wrap: wrap;
}

.hero-actions .btn-secondary {
  border-color: rgba(255, 255, 255, 0.5);
  color: #fff;
}

.hero-actions .btn-secondary:hover {
  background: rgba(255, 255, 255, 0.12);
}

.hero-highlight {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 0.9rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.9);
  margin-top: 1.2rem;
}

.hero-highlight span {
  background: var(--orange);
  color: #fff;
  border-radius: 999px;
  padding: 0.1rem 0.5rem;
  font-weight: 800;
  font-size: 0.68rem;
  letter-spacing: 0.06em;
}

.hero-right {
  border-radius: 1.2rem;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(8px);
  padding: 1.5rem;
}

.hero-right h2 {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  text-transform: uppercase;
}

.hero-right p {
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.8);
}

.hero-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.6rem;
  margin-top: 1rem;
}

.hero-stat {
  background: rgba(0, 0, 0, 0.2);
  border-radius: 0.8rem;
  padding: 0.6rem 0.7rem;
  border: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.72rem;
  color: rgba(255, 255, 255, 0.75);
}

.hero-stat strong {
  display: block;
  font-size: 0.9rem;
  color: #fff;
  font-weight: 700;
}

/* SECTIONS */

section {
  padding: 3rem 1.5rem;
}

.section-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.section-white {
  background: #fff;
}

.section-light {
  background: var(--bg);
}

.section-alt {
  background: var(--bg-alt);
}

.section-dark {
  background: var(--bg-dark);
  color: #fff;
}

.section-dark .section-title {
  color: #fff;
}

.section-dark .section-subtitle {
  color: rgba(255, 255, 255, 0.6);
}

.section-dark .list {
  color: rgba(255, 255, 255, 0.8);
}

.section-dark .small-note {
  color: rgba(255, 255, 255, 0.55);
}

.two-cols {
  display: grid;
  gap: 2rem;
}

@media (min-width: 768px) {
  .two-cols {
    grid-template-columns: 2fr 1.3fr;
    align-items: start;
  }
}

/* BADGE */

.badge {
  display: inline-block;
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  border: 1.5px solid var(--orange);
  color: var(--orange);
  margin-bottom: 0.6rem;
  font-weight: 700;
}

.section-dark .badge {
  border-color: rgba(249, 115, 22, 0.6);
}

.section-title {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 2rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  color: var(--blue);
  margin-bottom: 0.5rem;
  line-height: 1.1;
}

.section-subtitle {
  font-size: 0.92rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

/* CARD */

.card {
  background: var(--card-bg);
  border-radius: 1rem;
  padding: 1.2rem 1.4rem;
  border: 1px solid var(--border);
  box-shadow: 0 2px 12px rgba(26, 58, 110, 0.06);
  font-size: 0.9rem;
}

.section-dark .card {
  background: rgba(255, 255, 255, 0.07);
  border-color: rgba(255, 255, 255, 0.12);
  color: rgba(255, 255, 255, 0.85);
}

.section-dark .card h3 {
  color: #fff;
}

.card h3 {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 1.1rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 0.75rem;
  letter-spacing: 0.04em;
}

/* LISTS */

.list {
  padding-left: 1.2rem;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.list li {
  margin-bottom: 0.4rem;
}

.list li strong {
  color: var(--text);
}

/* CHIPS */

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 0.8rem;
}

.chip {
  font-size: 0.75rem;
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--text-muted);
  background: var(--bg-alt);
}

.small-note {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 0.8rem;
}

/* ORANGE STRIPE */

.orange-stripe {
  height: 4px;
  background: linear-gradient(90deg, var(--orange) 0%, #fbbf24 100%);
}

/* DISCIPLINE CARDS */

.discipline-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 1rem;
  overflow: hidden;
  box-shadow: 0 2px 16px rgba(26, 58, 110, 0.07);
}

.discipline-card-header {
  padding: 1.2rem 1.4rem 1rem;
  background: var(--blue);
  color: #fff;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.discipline-icon {
  width: 40px;
  height: 40px;
  border-radius: 8px;
  background: var(--orange);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.discipline-card-header h3 {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 1.2rem;
  font-weight: 800;
  text-transform: uppercase;
  margin: 0;
  color: #fff;
  letter-spacing: 0.04em;
}

.discipline-card-header p {
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.65);
  margin: 0.1rem 0 0;
}

.discipline-card-body {
  padding: 1.2rem 1.4rem;
}

/* DISCIPLINES GRID */

.disciplines-grid {
  display: grid;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .disciplines-grid {
    grid-template-columns: 1fr 1fr;
  }
}

/* CONTACT */

.contact-grid {
  display: grid;
  gap: 2rem;
}

@media (min-width: 768px) {
  .contact-grid {
    grid-template-columns: 1.3fr 1fr;
  }
}

form {
  display: grid;
  gap: 0.9rem;
  font-size: 0.9rem;
}

label {
  display: block;
  font-size: 0.78rem;
  font-weight: 600;
  margin-bottom: 0.2rem;
  color: var(--text);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

input,
textarea {
  width: 100%;
  padding: 0.65rem 0.8rem;
  border-radius: 8px;
  border: 1.5px solid var(--border);
  background: var(--bg);
  color: var(--text);
  font-size: 0.9rem;
  font-family: 'Barlow', sans-serif;
  transition: border-color 0.15s;
}

textarea {
  min-height: 110px;
  resize: vertical;
}

input:focus,
textarea:focus {
  outline: none;
  border-color: var(--blue-mid);
  background: #fff;
}

.form-success {
  display: none;
  background: #ecfdf5;
  border: 1px solid #6ee7b7;
  border-radius: 8px;
  padding: 0.8rem 1rem;
  color: #065f46;
  font-size: 0.88rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

/* MAP LINK */

.map-link-btn {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.75rem 1rem;
  border-radius: 8px;
  background: var(--blue-light);
  color: var(--blue);
  font-weight: 700;
  font-size: 0.88rem;
  border: 1.5px solid var(--blue);
  cursor: pointer;
  text-decoration: none;
  transition: background 0.15s;
  margin-top: 0.5rem;
}

.map-link-btn:hover {
  background: #bfdbfe;
  text-decoration: none;
}

.map-pin-icon {
  font-size: 1.1rem;
}

/* BACK TO TOP */

#backToTop {
  position: fixed;
  right: 24px;
  bottom: 24px;
  width: 46px;
  height: 46px;
  border: none;
  border-radius: 50%;
  background: var(--orange);
  color: #fff;
  font-size: 24px;
  line-height: 1;
  cursor: pointer;
  display: none;
  z-index: 9999;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.25);
  transition: transform 0.18s, background 0.18s, opacity 0.18s;
}

#backToTop:hover {
  background: var(--orange-dark);
  transform: translateY(-3px);
}

/* FOOTER */

footer {
  background: var(--bg-dark);
  color: rgba(255, 255, 255, 0.7);
  padding: 2rem 1.5rem;
  font-size: 0.82rem;
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1.5rem;
  flex-wrap: wrap;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  margin-bottom: 1.2rem;
}

.footer-brand {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 1.1rem;
  font-weight: 800;
  text-transform: uppercase;
  color: #fff;
  letter-spacing: 0.06em;
}

.footer-brand span {
  color: var(--orange);
}

.footer-desc {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.5);
  margin-top: 0.3rem;
  max-width: 260px;
}

.footer-partners h4 {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: rgba(255, 255, 255, 0.4);
  margin-bottom: 0.75rem;
  font-weight: 600;
}

.partner-logos {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.partner-logo {
  height: 52px;
  width: auto;
  object-fit: contain;
  transition: opacity 0.2s, filter 0.2s;
  border-radius: 4px;
}

.partner-logo--light {
  opacity: 0.85;
  background: rgba(255, 255, 255, 0.08);
  padding: 4px 8px;
  border-radius: 6px;
}

.partner-logo--light:hover {
  opacity: 1;
}

.partner-logo--color {
  opacity: 0.88;
  border-radius: 6px;
}

.partner-logo--color:hover {
  opacity: 1;
}

.partner-logo--invert {
  filter: invert(1) opacity(0.75);
  padding: 4px 8px;
  border-radius: 6px;
}

.partner-logo--invert:hover {
  filter: invert(1) opacity(1);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.footer-copy {
  color: rgba(255, 255, 255, 0.35);
}

.footer-affiliation {
  color: rgba(255, 255, 255, 0.4);
  font-size: 0.78rem;
}

/* RESPONSIVE */

@media (max-width: 767px) {
  .nav {
    flex-direction: column;
    align-items: flex-start;
  }

  nav ul {
    width: 100%;
    gap: 0.35rem;
  }

  nav a {
    display: inline-block;
    padding: 0.35rem 0.55rem;
  }

  .hero {
    padding: 2.8rem 1.5rem 2.5rem;
  }

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

  .section-title {
    font-size: 1.7rem;
  }

  .partner-logo {
    height: 42px;
  }

  #backToTop {
    right: 16px;
    bottom: 16px;
    width: 42px;
    height: 42px;
    font-size: 22px;
  }
}