:root {
  --bg: #07111f;
  --bg-soft: #0e1b2f;
  --surface: rgba(255, 255, 255, 0.08);
  --surface-strong: #ffffff;
  --border: rgba(255, 255, 255, 0.12);
  --text: #102033;
  --text-soft: #5d6878;
  --white: #ffffff;
  --gold: #c89a2b;
  --gold-soft: #efd28a;
  --green: #178c45;
  --shadow: 0 24px 70px rgba(5, 14, 28, 0.22);
  --radius-xl: 32px;
  --radius-lg: 24px;
  --radius-md: 18px;
  --container: 1240px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: 'Inter', sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(200,154,43,0.12), transparent 32%),
    linear-gradient(180deg, #f7f8fb 0%, #eef1f6 100%);
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button, input, textarea, select { font: inherit; }

.container {
  width: min(var(--container), calc(100% - 40px));
  margin: 0 auto;
}

.site-shell { overflow: hidden; }

.header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(14px);
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid rgba(16, 32, 51, 0.08);
  box-shadow: 0 10px 30px rgba(16, 32, 51, 0.06);
}

.nav {
  min-height: 88px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand__logo {
  width: clamp(140px, 18vw, 260px);
  height: auto;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-menu a {
  color: #24354a;
  padding: 12px 16px;
  border-radius: 999px;
  font-size: 0.96rem;
  font-weight: 600;
  transition: 0.25s ease;
}

.nav-menu a:hover {
  background: rgba(16,32,51,0.06);
  color: #0b1a2d;
}

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: transparent;
  border: 0;
  padding: 0;
  cursor: pointer;
}

.menu-toggle span {
  width: 24px;
  height: 2px;
  background: #24354a;
  border-radius: 999px;
}

.hero {
  position: relative;
  min-height: 92vh;
  color: var(--white);
  display: flex;
  align-items: center;
  padding: 52px 0 80px;
}

.hero__bg {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(6, 15, 28, 0.88) 0%, rgba(6, 15, 28, 0.72) 48%, rgba(6, 15, 28, 0.28) 100%),
    url('img/hero-modern-architecture.jpg') center center / cover no-repeat;
}

.hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 40px;
  align-items: center;
}

.eyebrow,
.section-tag,
.premium-chip,
.property-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border-radius: 999px;
  padding: 10px 16px;
  font-size: 0.84rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.eyebrow,
.premium-chip {
  color: #fff4d3;
  background: rgba(200, 154, 43, 0.14);
  border: 1px solid rgba(239, 210, 138, 0.28);
}

.hero h1 {
  font-size: clamp(2.75rem, 6vw, 5.2rem);
  line-height: 0.96;
  margin: 18px 0 18px;
  max-width: 12ch;
}

.text-gradient {
  background: linear-gradient(90deg, #ffffff 0%, var(--gold-soft) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero__lead {
  max-width: 660px;
  font-size: 1.08rem;
  line-height: 1.8;
  color: rgba(255,255,255,0.86);
}

.hero__actions,
.academia-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 26px;
}

.btn {
  border: 0;
  border-radius: 999px;
  padding: 15px 24px;
  font-weight: 700;
  transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
  cursor: pointer;
}

.btn:hover { transform: translateY(-2px); }

.btn--primary,
.btn--nav {
  background: linear-gradient(135deg, var(--gold) 0%, #e5bd63 100%);
  color: #151515;
  box-shadow: 0 14px 32px rgba(200, 154, 43, 0.24);
}

.btn--ghost {
  background: rgba(255,255,255,0.08);
  color: var(--white);
  border: 1px solid rgba(255,255,255,0.18);
}

.btn--outline-dark {
  background: transparent;
  color: var(--text);
  border: 1px solid rgba(16,32,51,0.14);
}

.btn--full { width: 100%; }

.hero__stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-top: 34px;
}

.stat-card,
.premium-panel,
.service-card,
.property-card,
.architecture-card,
.route-card,
.contact-card {
  box-shadow: var(--shadow);
}

.stat-card {
  padding: 18px;
  border-radius: 22px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.14);
}

.stat-card strong {
  display: block;
  font-size: 1rem;
  margin-bottom: 6px;
}

.stat-card span {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.76);
}

.premium-panel {
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: linear-gradient(180deg, rgba(12, 25, 45, 0.88) 0%, rgba(9, 19, 34, 0.96) 100%);
  border: 1px solid rgba(255,255,255,0.1);
}

.premium-panel__top {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 16px 20px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255,255,255,0.5);
}

.premium-panel__body {
  padding: 28px;
}

.premium-panel__body h2 {
  font-size: 2rem;
  margin: 18px 0 12px;
}

.premium-panel__body p {
  margin: 0 0 24px;
  color: rgba(255,255,255,0.72);
  line-height: 1.8;
}

.hero-highlights {
  display: grid;
  gap: 10px;
}

.hero-highlights span {
  display: block;
  padding: 12px 14px;
  border-radius: 16px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.08);
  font-weight: 600;
}

.section {
  padding: 100px 0;
}

.section--intro {
  padding-top: 70px;
  padding-bottom: 50px;
}

.section--contrast {
  background: linear-gradient(180deg, #ffffff 0%, #f4f6fb 100%);
}

.section--dark {
  background:
    radial-gradient(circle at top right, rgba(200,154,43,0.16), transparent 22%),
    linear-gradient(180deg, #07111f 0%, #0d1b30 100%);
  color: var(--white);
}

.intro-grid,
.showcase-grid,
.academia-grid,
.contact-grid,
.footer__inner {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 34px;
  align-items: center;
}

.section-head {
  max-width: 760px;
  margin-bottom: 42px;
}

.section-head--light h2,
.section-head--light p { color: var(--white); }

.section-tag {
  margin-bottom: 18px;
  color: #7a5a06;
  background: rgba(200, 154, 43, 0.12);
  border: 1px solid rgba(200, 154, 43, 0.18);
}

.section-tag--dark {
  color: #ffefc0;
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.1);
}

.section h2,
.section-head h2 {
  font-size: clamp(2rem, 4vw, 3.4rem);
  line-height: 1.05;
  margin: 0 0 16px;
}

.section p,
.section li,
.contact-details p,
.contact-details a {
  color: var(--text-soft);
  line-height: 1.8;
  font-size: 1rem;
}

.section--dark p,
.section--dark li,
.section--dark .route-card span,
.section--dark .route-card strong,
.section--dark .route-card h3 {
  color: rgba(255,255,255,0.86);
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.service-card {
  background: rgba(255,255,255,0.78);
  border: 1px solid rgba(16,32,51,0.06);
  border-radius: 28px;
  overflow: hidden;
  backdrop-filter: blur(16px);
}

.service-card__media {
  aspect-ratio: 16 / 11;
  overflow: hidden;
}

.service-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.45s ease;
}

.service-card:hover .service-card__media img {
  transform: scale(1.05);
}

.service-card__body {
  padding: 26px 24px 28px;
}

.service-index {
  color: var(--gold);
  font-weight: 800;
  font-size: 0.86rem;
  letter-spacing: 0.14em;
}

.service-card h3,
.property-card h3,
.property-card h4,
.route-card h3,
.contact-card h3,
.architecture-card strong {
  margin: 14px 0 10px;
}

.service-card a {
  display: inline-flex;
  margin-top: 10px;
  color: #0c3e8f;
  font-weight: 700;
}

.feature-list {
  display: grid;
  gap: 12px;
  padding: 0;
  margin: 22px 0 0;
  list-style: none;
}

.feature-list li {
  position: relative;
  padding-left: 26px;
}

.feature-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 11px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--gold) 0%, var(--green) 100%);
}

.property-stack {
  display: grid;
  gap: 18px;
}

.property-card {
  background: #ffffff;
  border-radius: 28px;
  padding: 28px;
  border: 1px solid rgba(16,32,51,0.06);
}

.property-card--main {
  background: linear-gradient(135deg, #0d1b30 0%, #1d3760 100%);
  color: var(--white);
}

.property-card--main p,
.property-card--main h3,
.property-card--main .property-badge {
  color: var(--white);
}

.property-badge {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.14);
  color: var(--white);
}

.academy-architecture,
.route-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.architecture-card,
.route-card {
  padding: 24px;
  border-radius: 24px;
}

.architecture-card {
  background: rgba(255,255,255,0.92);
  border: 1px solid rgba(16,32,51,0.08);
}

.architecture-card small,
.route-card p,
.route-card span {
  display: block;
}

.architecture-card small {
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 10px;
}

.architecture-card span {
  color: var(--text-soft);
  line-height: 1.7;
}

.route-card {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
}

.contact-card {
  background: rgba(255,255,255,0.92);
  border-radius: 28px;
  padding: 28px;
  border: 1px solid rgba(16,32,51,0.08);
}

.contact-card label {
  display: block;
  margin-bottom: 16px;
  font-weight: 600;
}

.contact-card input,
.contact-card textarea,
.contact-card select {
  width: 100%;
  margin-top: 8px;
  border-radius: 16px;
  border: 1px solid rgba(16,32,51,0.12);
  padding: 14px 16px;
  background: #fff;
  color: var(--text);
}

.contact-details {
  display: grid;
  gap: 10px;
  margin-top: 24px;
}

.contact-details a {
  font-weight: 700;
  color: #0c3e8f;
}

.footer {
  background: #09111f;
  color: rgba(255,255,255,0.82);
  padding: 34px 0;
}

.footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
}

.footer__links a {
  color: rgba(255,255,255,0.82);
}

.footer__copy {
  text-align: right;
}

.whatsapp-float {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 45;
  padding: 14px 20px;
  border-radius: 999px;
  background: linear-gradient(135deg, #1db954 0%, #35d26c 100%);
  color: #ffffff;
  font-weight: 800;
  box-shadow: 0 18px 34px rgba(11, 75, 33, 0.28);
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }

@media (max-width: 1080px) {
  .hero__grid,
  .intro-grid,
  .showcase-grid,
  .academia-grid,
  .contact-grid,
  .footer__inner,
  .cards-grid {
    grid-template-columns: 1fr;
  }

  .hero__stats,
  .academy-architecture,
  .route-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hero h1 { max-width: 15ch; }
}

@media (max-width: 820px) {
  .menu-toggle { display: flex; }

  .nav-menu {
    position: absolute;
    top: calc(100% + 8px);
    right: 20px;
    width: min(320px, calc(100vw - 40px));
    background: rgba(7, 17, 31, 0.96);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 24px;
    padding: 14px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    box-shadow: var(--shadow);
  }

  .nav-menu.is-open { display: flex; }

  .nav-menu a { padding: 14px 16px; }

  .hero__stats,
  .academy-architecture,
  .route-grid {
    grid-template-columns: 1fr;
  }

  .hero { min-height: auto; padding-top: 34px; }
  .section { padding: 78px 0; }
  .brand__logo { width: 170px; }
}

@media (max-width: 560px) {
  .container { width: min(var(--container), calc(100% - 28px)); }
  .header .container { width: calc(100% - 28px); }
  .hero h1 { font-size: 2.6rem; }
  .premium-panel__body,
  .contact-card,
  .property-card,
  .architecture-card,
  .route-card,
  .service-card__body { padding: 22px; }
  .whatsapp-float { right: 12px; bottom: 12px; }
}


.brand {
  display: inline-flex;
  align-items: center;
}

@media (max-width: 980px) {
  .header {
    background: rgba(255, 255, 255, 0.98);
  }

  .nav-menu {
    background: rgba(255,255,255,0.98);
    border: 1px solid rgba(16,32,51,0.08);
    box-shadow: 0 20px 40px rgba(16,32,51,0.10);
  }

  .nav-menu a {
    color: #24354a;
  }
}