:root {
  --primary-blue: #0b8dca;
  --secondary-blue: #1577b8;
  --dark-blue: #0a3d78;
  --navy: #082b5f;
  --deep-navy: #061a3a;
  --soft-blue: #eaf6ff;
  --light-blue: #f5fbff;
  --sky-blue: #57b7e8;
  --white: #ffffff;
  --text-dark: #1e293b;
  --text-muted: #64748b;
  --border-soft: #e2e8f0;
  --shadow-soft: 0 15px 40px rgba(8, 43, 95, 0.08);
  --shadow-medium: 0 18px 45px rgba(8, 43, 95, 0.16);
  --transition: all 0.3s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Poppins', sans-serif;
  background: var(--white);
  color: var(--text-dark);
  line-height: 1.7;
  overflow-x: hidden;
}

a {
  text-decoration: none;
}

ul {
  list-style: none;
}

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

/* HEADER */

.header {
  width: 100%;
  background: var(--white);
  position: sticky;
  top: 0;
  z-index: 999;
  box-shadow: 0 4px 22px rgba(8, 43, 95, 0.07);
}

.navbar {
  width: 100%;
  min-height: 86px;
  padding: 0 8%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--white);
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--navy);
}

.logo-img {
  width: 62px;
  height: 62px;
  object-fit: contain;
}

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.logo-text span {
  color: var(--dark-blue);
  font-size: 24px;
  font-weight: 800;
}

.logo-text small {
  color: var(--text-muted);
  font-size: 10px;
  font-weight: 600;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 34px;
}

.nav-link {
  color: var(--navy);
  font-size: 14px;
  font-weight: 600;
  position: relative;
  transition: var(--transition);
}

.nav-link::after {
  content: '';
  position: absolute;
  width: 0;
  height: 3px;
  left: 0;
  bottom: -9px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--primary-blue), var(--dark-blue));
  transition: var(--transition);
}

.nav-link:hover,
.nav-link.active {
  color: var(--primary-blue);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.hamburger {
  display: none;
  border: none;
  background: linear-gradient(135deg, var(--primary-blue), var(--dark-blue));
  color: var(--white);
  font-size: 20px;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  cursor: pointer;
}

/* HERO */

.hero {
  min-height: calc(100vh - 78px);
  padding: 35px 8% 70px;
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  align-items: center;
  gap: 45px;
  background: linear-gradient(135deg, #2d7ed2 0%, #18a5e8 45%, #dceeff 100%);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  width: 850px;
  height: 200px;
  left: -90px;
  bottom: -145px;
  background: #ffffff;
  border-radius: 50% 50% 0 0;
  transform: rotate(-3deg);
  z-index: 1;
}

.hero::after {
  content: '';
  position: absolute;
  width: 560px;
  height: 560px;
  right: 7%;
  top: 10%;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.16);
  z-index: 1;
}

.hero-content,
.hero-visual {
  position: relative;
  z-index: 2;
}

.hero-badge {
  display: inline-block;
  background: rgba(255, 255, 255, 0.22);
  color: #ffffff;
  padding: 7px 16px;
  border: 1px solid rgba(255, 255, 255, 0.55);
  border-radius: 50px;
  font-size: 12px;
  font-weight: 700;
  margin-bottom: 14px;
}

.hero h1 {
  color: #ffffff;
  font-size: clamp(38px, 4.3vw, 58px);
  line-height: 1.08;
  font-weight: 800;
  margin-bottom: 18px;
  max-width: 650px;
}

.hero h1 span {
  color: #eaf6ff;
}

.hero p {
  max-width: 610px;
  color: rgba(255, 255, 255, 0.95);
  font-size: 15.5px;
  line-height: 1.6;
  margin-bottom: 24px;
}

.hero-buttons {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 13px 28px;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 700;
  transition: var(--transition);
}

.btn-primary {
  color: var(--dark-blue);
  background: #ffffff;
  box-shadow: 0 12px 28px rgba(8, 43, 95, 0.16);
}

.btn-outline {
  color: #ffffff;
  background: transparent;
  border: 2px solid rgba(255, 255, 255, 0.75);
}

.btn-primary:hover,
.btn-outline:hover {
  transform: translateY(-4px);
}

.btn-outline:hover {
  background: #ffffff;
  color: var(--dark-blue);
  border-color: #ffffff;
}

.hero-visual {
  min-height: 420px;
}

.circle-bg {
  position: absolute;
  width: 410px;
  height: 410px;
  right: 55px;
  top: 5px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.18);
}

.floating-card {
  position: absolute;
  display: grid;
  place-items: center;
  background: rgba(255, 255, 255, 0.96);
  color: #0a3d78;
  border-radius: 18px;
  box-shadow: 0 18px 38px rgba(8, 43, 95, 0.18);
  animation: floating 4s ease-in-out infinite;
}

.card-plane {
  width: 96px;
  height: 96px;
  top: 5px;
  right: 100px;
  font-size: 38px;
}

.card-briefcase {
  width: 116px;
  height: 116px;
  top: 145px;
  right: 215px;
  font-size: 42px;
  animation-delay: 0.4s;
}

.card-food {
  width: 98px;
  height: 98px;
  top: 220px;
  right: 390px;
  font-size: 38px;
  color: #0b8dca;
  animation-delay: 0.8s;
}

@keyframes floating {
  0%, 100% {
    transform: translateY(0);
  }

  50% {
    transform: translateY(-15px);
  }
}

/* SECTION */

.section {
  padding: 75px 8%;
  background: var(--white);
  scroll-margin-top: 78px;
}

.section-title {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 42px;
}

.section-title span {
  display: block;
  color: var(--primary-blue);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 9px;
}

.section-title h2 {
  color: var(--text-dark);
  font-size: clamp(30px, 4vw, 44px);
  line-height: 1.25;
  font-weight: 800;
}

.section-title h2 strong {
  color: var(--primary-blue);
}

.section-title p {
  color: var(--text-muted);
  font-size: 15px;
  margin-top: 14px;
}

.title-line {
  width: 72px;
  height: 4px;
  margin: 18px auto 0;
  border-radius: 30px;
  background: linear-gradient(135deg, var(--primary-blue), var(--dark-blue));
}

/* ABOUT */

.about {
  background: linear-gradient(180deg, #ffffff 0%, #f8fcff 100%);
}

.about-container {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
  gap: 70px;
}

.about-text p {
  color: #475569;
  font-size: 15px;
  margin-bottom: 20px;
  text-align: justify;
}

.about-text strong {
  color: var(--dark-blue);
}

.about-highlight {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.highlight-card {
  min-height: 190px;
  border-radius: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  box-shadow: var(--shadow-medium);
}

.highlight-card.dark {
  background: linear-gradient(135deg, var(--dark-blue), #123f95);
}

.highlight-card.light {
  min-height: 220px;
  background: linear-gradient(135deg, var(--primary-blue), #54b9eb);
}

.highlight-card h3 {
  font-size: 25px;
  font-weight: 800;
}

.why-title {
  text-align: center;
  margin: 80px 0 35px;
}

.why-title h3 {
  color: var(--text-dark);
  font-size: 24px;
  font-weight: 800;
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.why-card {
  background: var(--white);
  padding: 30px 26px;
  border: 1px solid rgba(226, 232, 240, 0.8);
  border-radius: 18px;
  box-shadow: var(--shadow-soft);
  transition: var(--transition);
}

.why-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-medium);
}

.why-icon {
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  color: var(--dark-blue);
  background: var(--soft-blue);
  font-size: 20px;
  margin-bottom: 20px;
}

.why-card h4 {
  color: var(--text-dark);
  font-size: 16px;
  font-weight: 800;
  margin-bottom: 10px;
}

.why-card p {
  color: var(--text-muted);
  font-size: 13px;
}

/* SERVICES */

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

.service-card {
  background: var(--white);
  border-radius: 22px;
  overflow: hidden;
  box-shadow: var(--shadow-soft);
  border: 1px solid rgba(226, 232, 240, 0.8);
  transition: var(--transition);
}

.service-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-medium);
}

.service-header {
  height: 170px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 54px;
  background:
    radial-gradient(circle at 92% 82%, rgba(255, 255, 255, 0.18) 0 15%, transparent 16%),
    linear-gradient(135deg, var(--dark-blue), var(--primary-blue), var(--sky-blue));
}

.service-body {
  padding: 32px 30px 36px;
}

.service-body h3 {
  color: var(--text-dark);
  font-size: 22px;
  font-weight: 800;
  margin-bottom: 12px;
}

.service-body p {
  color: var(--text-muted);
  font-size: 14px;
  margin-bottom: 20px;
}

.service-body ul {
  display: flex;
  flex-direction: column;
  gap: 11px;
}

.service-body li {
  display: flex;
  align-items: flex-start;
  gap: 9px;
  color: #475569;
  font-size: 13px;
}

.service-body li i {
  color: var(--primary-blue);
  margin-top: 4px;
}

/* GALLERY */

.gallery {
  background: var(--light-blue);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.gallery-item {
  min-height: 150px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 22px;
  font-weight: 800;
  text-align: center;
  padding: 24px;
  box-shadow: 0 12px 28px rgba(8, 43, 95, 0.12);
  transition: var(--transition);
}

.gallery-item:hover {
  transform: scale(1.025);
}

.gallery-item.dark {
  background: linear-gradient(135deg, var(--dark-blue), #123f95);
}

.gallery-item.light {
  background: linear-gradient(135deg, var(--primary-blue), #368feb);
}

.gallery-item.sky {
  background: linear-gradient(135deg, var(--secondary-blue), var(--sky-blue));
}

.gallery-item.wide {
  grid-column: span 2;
}

/* CONTACT */

.contact-container {
  max-width: 1180px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  border-radius: 24px;
  overflow: hidden;
  box-shadow: var(--shadow-medium);
  border: 1px solid rgba(226, 232, 240, 0.8);
}

.contact-info {
  color: var(--white);
  padding: 48px 42px;
  background:
    radial-gradient(circle at 100% 0%, rgba(255, 255, 255, 0.18) 0 22%, transparent 23%),
    linear-gradient(135deg, var(--dark-blue), var(--primary-blue));
}

.contact-info h3,
.contact-form-box h3 {
  font-size: 24px;
  font-weight: 800;
  margin-bottom: 30px;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 24px;
}

.contact-item i {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  flex-shrink: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.16);
  color: var(--white);
}

.contact-item h4 {
  font-size: 15px;
  font-weight: 800;
  margin-bottom: 4px;
}

.contact-item p,
.contact-item a {
  color: rgba(255, 255, 255, 0.9);
  font-size: 13px;
}

.contact-quote {
  margin-top: 34px;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.25);
  color: rgba(255, 255, 255, 0.9);
  font-size: 13px;
  font-style: italic;
}

.contact-form-box {
  background: var(--white);
  padding: 48px 42px;
}

.contact-form-box h3 {
  color: var(--text-dark);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  color: var(--text-dark);
  font-size: 13px;
  font-weight: 700;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  border: 1px solid var(--border-soft);
  outline: none;
  background: #ffffff;
  border-radius: 10px;
  padding: 14px 16px;
  color: var(--text-dark);
  font-family: 'Poppins', sans-serif;
  font-size: 13px;
  transition: var(--transition);
}

.form-group textarea {
  resize: vertical;
  min-height: 130px;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--primary-blue);
  box-shadow: 0 0 0 4px rgba(11, 141, 202, 0.1);
}

.btn-submit {
  width: 100%;
  border: none;
  border-radius: 10px;
  padding: 15px 24px;
  background: linear-gradient(135deg, var(--dark-blue), var(--primary-blue));
  color: var(--white);
  font-family: 'Poppins', sans-serif;
  font-size: 14px;
  font-weight: 800;
  cursor: pointer;
  transition: var(--transition);
}

.btn-submit:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 26px rgba(11, 141, 202, 0.25);
}

/* FOOTER */

.footer {
  padding: 26px 8%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
  background: var(--deep-navy);
  color: var(--white);
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 14px;
  font-weight: 800;
}

.footer-logo img {
  width: 56px;
  height: 56px;
  object-fit: contain;
  background: #ffffff;
  padding: 3px;
  border-radius: 12px;
  box-shadow: 0 8px 20px rgba(255, 255, 255, 0.12);
}

.footer-logo span {
  color: #ffffff;
  font-size: 21px;
  font-weight: 800;
}

.footer p {
  color: rgba(255, 255, 255, 0.72);
  font-size: 12px;
  text-align: center;
}

.footer-social {
  display: flex;
  gap: 12px;
}

.footer-social a {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: var(--white);
  background: rgba(255, 255, 255, 0.08);
  transition: var(--transition);
}

.footer-social a:hover {
  background: var(--primary-blue);
  transform: translateY(-4px);
}


/* RESPONSIVE */

@media (max-width: 1366px) {
  .hero {
    padding-top: 32px;
    padding-bottom: 65px;
    gap: 40px;
  }

  .hero h1 {
    font-size: clamp(36px, 4vw, 54px);
    line-height: 1.08;
    margin-bottom: 16px;
  }

  .hero p {
    font-size: 15px;
    margin-bottom: 22px;
  }

  .hero-visual {
    min-height: 400px;
  }

  .circle-bg {
    width: 390px;
    height: 390px;
    right: 45px;
    top: 5px;
  }

  .card-plane {
    width: 90px;
    height: 90px;
    top: 5px;
    right: 95px;
  }

  .card-briefcase {
    width: 108px;
    height: 108px;
    top: 140px;
    right: 205px;
  }

  .card-food {
    width: 92px;
    height: 92px;
    top: 215px;
    right: 370px;
  }

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

@media (max-width: 1180px) {
  .navbar,
  .hero,
  .section,
  .footer {
    padding-left: 6%;
    padding-right: 6%;
  }

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

@media (max-width: 992px) {
  .hero {
    grid-template-columns: 1fr;
    gap: 40px;
    text-align: center;
    padding-top: 70px;
    padding-bottom: 130px;
  }

  .hero p {
    margin-left: auto;
    margin-right: auto;
  }

  .hero-buttons {
    justify-content: center;
  }

  .hero-visual {
    min-height: 360px;
  }

  .circle-bg {
    width: 330px;
    height: 330px;
    right: 50%;
    transform: translateX(50%);
    top: 10px;
  }

  .card-plane {
    right: 20%;
    top: 10px;
  }

  .card-briefcase {
    right: 38%;
    top: 130px;
  }

  .card-food {
    right: 58%;
    top: 210px;
  }

  .about-container,
  .contact-container {
    grid-template-columns: 1fr;
  }

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

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

@media (max-width: 768px) {
  .hamburger {
    display: grid;
    place-items: center;
  }

  .nav-menu {
    position: fixed;
    top: 72px;
    right: -100%;
    width: min(320px, 85%);
    height: calc(100vh - 72px);
    flex-direction: column;
    align-items: flex-start;
    background: var(--white);
    box-shadow: -15px 0 35px rgba(8, 43, 95, 0.14);
    padding: 28px;
    transition: var(--transition);
  }

  .nav-menu.active {
    right: 0;
  }

  .nav-menu li {
    width: 100%;
  }

  .nav-link {
    display: block;
    width: 100%;
    padding: 15px 0;
    border-bottom: 1px solid rgba(226, 232, 240, 0.75);
  }

  .nav-link::after {
    display: none;
  }

  .hero {
    min-height: auto;
    padding-top: 45px;
    padding-bottom: 95px;
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero h1 {
    font-size: 36px;
  }

  .hero p {
    font-size: 14px;
  }

  .hero-visual {
    min-height: 270px;
  }

  .circle-bg {
    width: 260px;
    height: 260px;
  }

  .card-plane,
  .card-briefcase,
  .card-food {
    width: 82px;
    height: 82px;
    font-size: 32px;
  }

  .card-plane {
    right: 17%;
    top: 5px;
  }

  .card-briefcase {
    right: 38%;
    top: 105px;
  }

  .card-food {
    right: 62%;
    top: 180px;
  }

  .btn {
    width: 100%;
  }

  .about-highlight,
  .why-grid,
  .gallery-grid {
    grid-template-columns: 1fr;
  }

  .gallery-item.wide {
    grid-column: span 1;
  }

  .footer {
    flex-direction: column;
    text-align: center;
  }
}


/* ANIMATION FROM JAVASCRIPT */

.reveal {
  opacity: 0;
  transform: translateY(35px);
  transition: all 0.8s ease;
}

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

/* TOAST NOTIFICATION */

.toast-message {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 9999;
  max-width: 340px;
  padding: 14px 20px;
  border-radius: 12px;
  background: #0a3d78;
  color: #ffffff;
  font-size: 14px;
  font-weight: 600;
  box-shadow: 0 14px 32px rgba(8, 43, 95, 0.22);
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.3s ease;
}

.toast-message.active {
  opacity: 1;
  transform: translateY(0);
}

.toast-message.error {
  background: #dc2626;
}

.toast-message.success {
  background: #0b8dca;
}

/* HEADER SCROLLED */

.header.scrolled {
  box-shadow: 0 8px 30px rgba(8, 43, 95, 0.12);
}