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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Segoe UI', -apple-system, BlinkMacSystemFont, sans-serif;
  background: linear-gradient(135deg, #f5f5f5 0%, #e8e8e8 100%);
  color: #333333;
  overflow-x: hidden;
}

/* === Preloader === */
#preloader {
  position: fixed;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, #f5f5f5 0%, #e8e8e8 100%);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 9999;
  animation: fadeOut 0.6s ease-in-out 2.4s forwards;
}

#preloader img {
  width: 180px;
  height: auto;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.05); opacity: 0.8; }
}

@keyframes fadeOut {
  to { opacity: 0; visibility: hidden; }
}

/* === Hero Section === */
.hero-section {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: center;
  padding: 40px 20px;
  background: linear-gradient(135deg, #f5f5f5 0%, #e8e8e8 50%, #f5f5f5 100%);
  position: relative;
  overflow: hidden;
}

.hero-section::before {
  content: '';
  position: absolute;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(0, 128, 191, 0.08) 0%, transparent 70%);
  border-radius: 50%;
  top: -100px;
  right: -100px;
  animation: float 6s ease-in-out infinite;
}

.hero-section::after {
  content: '';
  position: absolute;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(0, 128, 191, 0.06) 0%, transparent 70%);
  border-radius: 50%;
  bottom: -50px;
  left: -50px;
  animation: float 8s ease-in-out infinite reverse;
}

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(20px); }
}

/* === Logo Section === */
.logo-section {
  text-align: center;
  margin-top: 20px;
  position: relative;
  z-index: 2;
  animation: slideDown 0.8s ease-out;
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.logo-section img {
  max-width: 600px;
  width: 90%;
  height: auto;
  filter: drop-shadow(0 10px 30px rgba(0, 128, 191, 0.15));
}

/* === Tagline === */
.tagline-section {
  text-align: center;
  margin: 30px 0;
  position: relative;
  z-index: 2;
  animation: slideUp 0.8s ease-out 0.2s both;
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.tagline-main {
  font-size: 2.5rem;
  font-weight: 700;
  color: #003d7a;
  margin-bottom: 15px;
  letter-spacing: -0.5px;
  line-height: 1.2;
}

.tagline-sub {
  font-size: 1.1rem;
  color: #0080bf;
  font-weight: 600;
  letter-spacing: 1px;
}

/* === Contact Buttons === */
.contact-section {
  display: flex;
  gap: 25px;
  margin: 40px 0;
  position: relative;
  z-index: 2;
  animation: slideUp 0.8s ease-out 0.3s both;
}

.icon-button {
  width: 65px;
  height: 65px;
  border-radius: 50%;
  background: linear-gradient(135deg, #0080bf 0%, #003d7a 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  box-shadow: 0 10px 30px rgba(0, 128, 191, 0.3);
  text-decoration: none;
  border: none;
}

.icon-button:hover {
  transform: translateY(-5px) scale(1.1);
  box-shadow: 0 20px 40px rgba(0, 128, 191, 0.5);
}

.icon-button svg {
  width: 30px;
  height: 30px;
  fill: #ffffff;
}

/* === Social Media Section === */
.social-section {
  display: flex;
  gap: 20px;
  margin: 50px 0;
  position: relative;
  z-index: 2;
  animation: slideUp 0.8s ease-out 0.4s both;
}

.social-button {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: rgba(0, 128, 191, 0.15);
  border: 2px solid rgba(0, 128, 191, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
}

.social-button:hover {
  background: linear-gradient(135deg, #0080bf 0%, #003d7a 100%);
  border-color: #0080bf;
  transform: translateY(-5px);
}

.social-button svg {
  width: 24px;
  height: 24px;
  fill: #0080bf;
}

.social-button:hover svg {
  fill: #ffffff;
}

/* === CTA Button === */
.cta-section {
  text-align: center;
  padding: 60px 20px 40px;
  position: relative;
  z-index: 2;
  animation: slideUp 0.8s ease-out 0.5s both;
}

.cta-label {
  font-size: 0.95rem;
  color: #0080bf;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 25px;
  display: block;
}

.cta-button {
  display: inline-block;
  padding: 22px 130px; /* increased */
  background: linear-gradient(135deg, #0080bf 0%, #003d7a 100%);
  color: #ffffff;
  text-decoration: none;
  font-size: 1.25rem; /* increased */
  font-weight: 700;
  border-radius: 10px; /* slightly smoother */
  border: 2px solid #0080bf;
  cursor: pointer;
  transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
  box-shadow: 0 15px 40px rgba(0, 128, 191, 0.3);
  letter-spacing: 0.6px;
  position: relative;
  overflow: hidden;
}

.cta-button::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: rgba(255, 255, 255, 0.2);
  transition: left 0.5s ease;
  z-index: -1;
}

.cta-button:hover {
  transform: translateY(-8px) scale(1.05);
  box-shadow: 0 25px 60px rgba(0, 128, 191, 0.5);
}

.cta-button:hover::before {
  left: 100%;
}

/* === Address Section === */
.address-section {
  text-align: center;
  margin-top: 30px;
  position: relative;
  z-index: 2;
  animation: slideUp 0.8s ease-out 0.6s both;
}

.address-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #0080bf;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s ease;
  font-size: 1.3rem;   /* was 0.95rem */
}

.address-link svg {
  width: 25px;          /* was 20px */
  height: 22px;
  fill: #0080bf;
}

.address-link:hover {
  gap: 15px;             /* subtle hover */
}


/* === Mobile Responsive === */
@media (max-width: 768px) {
  .tagline-main {
    font-size: 1.8rem;
  }

  .tagline-sub {
    font-size: 0.95rem;
  }

  .contact-section {
    gap: 20px;
  }

  .icon-button {
    width: 55px;
    height: 55px;
  }

  .cta-button {
    padding: 18px 70px; /* bigger & balanced */
    font-size: 1.1rem;
    border-radius: 10px;
  }
}

@media (max-width: 480px) {
  .hero-section {
    padding: 20px;
    min-height: auto;
  }

  .logo-section img {
    max-width: 150px;
  }

  .tagline-main {
    font-size: 1.5rem;
  }

  .tagline-sub {
    font-size: 0.85rem;
  }

  .icon-button {
    width: 50px;
    height: 50px;
  }

  .contact-section {
    gap: 15px;
  }

  .social-button {
    width: 45px;
    height: 45px;
  }

  .cta-button {
    padding: 16px 60px; /* thumb-friendly */
    font-size: 1.05rem;
    border-radius: 10px;
  }
}