/* ===== Base & Reset ===== */
  *, *::before, *::after {
    box-sizing: border-box;
  }

  html {
    scroll-behavior: smooth;
    font-size: 16px;
  }

  body {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
  }

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

  ::selection {
    background: #C8A45A;
    color: #0A1F44;
  }

  /* ===== Scrollbar ===== */
  ::-webkit-scrollbar {
    width: 8px;
  }
  ::-webkit-scrollbar-track {
    background: #0A1F44;
  }
  ::-webkit-scrollbar-thumb {
    background: #C8A45A;
    border-radius: 4px;
  }
  ::-webkit-scrollbar-thumb:hover {
    background: #D4B76E;
  }

  /* ===== Header ===== */
  #header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(10, 31, 68, 0.06);
  }

  #header.scrolled {
    box-shadow: 0 1px 30px rgba(10, 31, 68, 0.08);
  }

  .header-logo-text {
    transition: color 0.3s ease;
  }

  /* ===== Navigation Links ===== */
  .nav-link {
    position: relative;
  }

  .nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: #C8A45A;
    transition: width 0.3s ease;
  }

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

  .nav-link:hover {
    color: #B8944A !important;
  }

  /* ===== Mobile Menu ===== */
  .menu-line {
    transition: all 0.3s ease;
  }

  #menuBtn.active .menu-line:nth-child(1) {
    transform: rotate(45deg) translate(4px, 4px);
  }
  #menuBtn.active .menu-line:nth-child(2) {
    opacity: 0;
  }
  #menuBtn.active .menu-line:nth-child(3) {
    width: 6rem;
    transform: rotate(-45deg) translate(4px, -4px);
  }

  #mobileMenu.open {
    transform: translateX(0);
  }

  .mobile-nav-link {
    position: relative;
  }

  .mobile-nav-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: #C8A45A;
    transition: width 0.3s ease;
  }

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

  /* ===== Hero Scroll Line ===== */
  .scroll-line {
    animation: scrollPulse 2s ease-in-out infinite;
  }

  @keyframes scrollPulse {
    0%, 100% {
      opacity: 0.3;
      transform: scaleY(1);
    }
    50% {
      opacity: 1;
      transform: scaleY(1.2);
    }
  }

  /* ===== Service Cards ===== */
  .service-card {
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
  }

  .service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 3px;
    height: 0;
    background: #C8A45A;
    transition: height 0.4s ease;
  }

  .service-card:hover::before {
    height: 100%;
  }

  .service-card:hover {
    background: #FAFAF8;
    transform: translateY(-2px);
    box-shadow: 0 20px 60px rgba(10, 31, 68, 0.06);
  }

  /* ===== Gallery Items ===== */
  .gallery-item {
    position: relative;
    overflow: hidden;
  }

  .gallery-item::after {
    content: '';
    position: absolute;
    inset: 0;
    border: 1px solid rgba(200, 164, 90, 0);
    border-radius: inherit;
    transition: border-color 0.4s ease;
    pointer-events: none;
  }

  .gallery-item:hover::after {
    border-color: rgba(200, 164, 90, 0.4);
  }

  /* ===== Testimonial Cards ===== */
  .testimonial-card {
    transition: all 0.4s ease;
    position: relative;
  }

  .testimonial-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    box-shadow: 0 0 0 1px rgba(10, 31, 68, 0);
    transition: box-shadow 0.4s ease;
    pointer-events: none;
  }

  .testimonial-card:hover::before {
    box-shadow: 0 20px 60px rgba(10, 31, 68, 0.08);
  }

  .testimonial-card:hover {
    transform: translateY(-4px);
  }

  /* ===== Form Styles ===== */
  input:focus,
  select:focus,
  textarea:focus {
    border-color: #C8A45A !important;
  }

  input::placeholder,
  textarea::placeholder {
    font-style: italic;
  }

  select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%230A1F44' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0 center;
    padding-right: 2rem;
  }

  /* ===== Animations ===== */
  .fade-up {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
  }

  .fade-up.visible {
    opacity: 1;
    transform: translateY(0);
  }

  .fade-up-delay-1 { transition-delay: 0.1s; }
  .fade-up-delay-2 { transition-delay: 0.2s; }
  .fade-up-delay-3 { transition-delay: 0.3s; }
  .fade-up-delay-4 { transition-delay: 0.4s; }
  .fade-up-delay-5 { transition-delay: 0.5s; }
  .fade-up-delay-6 { transition-delay: 0.6s; }

  /* ===== Responsive ===== */
  @media (max-width: 768px) {
    html {
      font-size: 15px;
    }

    .service-card {
      padding: 2rem 1.5rem !important;
    }
  }

  @media (max-width: 640px) {
    html {
      font-size: 14px;
    }
  }