/* ==========================================================================
   Global Variables & Imports
   ========================================================================== */
@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400;600;700&display=swap');

:root {
  /* Brand Colors */
  --color-primary: #182C61; /* Dark Blue */
  --color-accent: #FFD700;  /* Bright Yellow */
  --color-white: #FFFFFF;   /* White */
  --color-light-grey: #F5F5F5; /* Light Grey */
  --color-black: #000000;   /* Black */
  
  /* Fonts */
  --font-primary: 'Montserrat', sans-serif;
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 4rem;
  --spacing-xl: 6rem;
  
  /* Radii */
  --border-radius: 6px;
  --border-radius-lg: 12px;
  
  /* Shadows */
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 12px 24px rgba(0, 0, 0, 0.15);
  
  /* Transitions */
  --transition-fast: 0.2s ease-in-out;
  --transition-normal: 0.3s ease-in-out;
  --transition-slow: 0.5s ease-out;
}

/* ==========================================================================
   Reset & Base Styles
   ========================================================================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-primary);
  color: var(--color-black);
  background-color: var(--color-white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Typography Hierarchy */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--spacing-sm);
  color: var(--color-primary);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

p {
  margin-bottom: var(--spacing-sm);
}

a {
  text-decoration: none;
  color: var(--color-primary);
  transition: all var(--transition-fast);
}

ul, ol {
  list-style-position: inside;
  margin-bottom: var(--spacing-sm);
}

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

/* ==========================================================================
   Layout & Grid
   ========================================================================== */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.section {
  padding: var(--spacing-xl) 0;
}

.section-bg-grey { background-color: var(--color-light-grey); }
.section-bg-primary { background-color: var(--color-primary); color: var(--color-white); }
.section-bg-accent { background-color: var(--color-accent); color: var(--color-primary); }

.grid {
  display: grid;
  gap: var(--spacing-md);
}

.grid-2 { grid-template-columns: 1fr; }
.grid-3 { grid-template-columns: 1fr; }
.grid-4 { grid-template-columns: 1fr; }

@media (min-width: 768px) {
  .grid-2 { grid-template-columns: repeat(2, 1fr); gap: var(--spacing-lg); }
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  
  h1 { font-size: 3.5rem; }
  h2 { font-size: 2.5rem; }
}

@media (min-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(4, 1fr); }
}

/* ==========================================================================
   Components
   ========================================================================== */

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 24px;
  font-weight: 700;
  border-radius: var(--border-radius);
  cursor: pointer;
  border: none;
  text-align: center;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
}

@media (min-width: 768px) {
  .btn { padding: 16px 32px; }
}

.btn-primary {
  background-color: var(--color-accent);
  color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}

.btn-primary:hover, .btn-primary:focus {
  transform: scale(1.02);
  box-shadow: var(--shadow-md);
  background-image: linear-gradient(to right, rgba(255,255,255,0.1), transparent);
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-primary);
  border: 1px solid var(--color-primary);
}

.btn-secondary:hover, .btn-secondary:focus {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.btn-white-outline {
  background-color: transparent;
  color: var(--color-white);
  border: 1px solid var(--color-white);
}

.btn-white-outline:hover {
  background-color: var(--color-white);
  color: var(--color-primary);
}

/* Header & Navigation */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background-color: var(--color-white);
  box-shadow: var(--shadow-sm);
  z-index: 1000;
  height: 60px;
  display: flex;
  align-items: center;
  transition: height var(--transition-normal);
}

.site-header.is-sticky {
  height: 50px;
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
}

.header-logo {
  flex-grow: 1;
  text-align: center;
}

.header-logo svg {
  height: 24px;
  width: auto;
  fill: var(--color-primary);
  transition: height var(--transition-normal);
  display: inline-block;
}

.site-header.is-sticky .header-logo svg {
  height: 20px;
}

.hamburger-btn {
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  display: flex;
  align-items: center;
}

.hamburger-btn svg {
  width: 24px;
  height: 24px;
  fill: var(--color-primary);
}

.mobile-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8px;
}

.mobile-cta svg {
  width: 24px;
  height: 24px;
  fill: var(--color-primary);
}

.desktop-nav {
  display: none;
}

.header-container .btn-primary {
  display: none;
}

/* Desktop Header */
@media (min-width: 768px) {
  .site-header { height: 80px; }
  .site-header.is-sticky { height: 60px; }
  
  .header-logo {
    flex-grow: 0;
    text-align: left;
  }
  
  .header-logo svg { height: 32px; }
  .site-header.is-sticky .header-logo svg { height: 26px; }
  
  .hamburger-btn { display: none; }
  .mobile-cta { display: none; }
  
  .desktop-nav {
    display: flex;
    gap: var(--spacing-md);
  }
  .desktop-nav a {
    font-weight: 600;
    padding: 8px 12px;
    border-radius: var(--border-radius);
  }
  .desktop-nav a:hover, .desktop-nav a.active {
    background-color: var(--color-primary);
    color: var(--color-white);
  }
  
  .header-container .btn-primary {
    display: inline-flex;
  }
}

.mobile-nav-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background-color: var(--color-primary);
  z-index: 2000;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-fast), visibility var(--transition-fast);
}

.mobile-nav-overlay.is-active {
  opacity: 1;
  visibility: visible;
}

.mobile-nav-close {
  position: absolute;
  top: 20px;
  right: 20px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.mobile-nav-close svg {
  width: 32px;
  height: 32px;
  fill: var(--color-white);
}

.mobile-nav-links {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-md);
}

.mobile-nav-links a {
  color: var(--color-white);
  font-size: 1.5rem;
  font-weight: 700;
}

/* Hero Section */
.hero {
  position: relative;
  min-height: 80vh;
  display: flex;
  align-items: center;
  margin-top: 60px;
  overflow: hidden;
  background-color: var(--color-primary);
}

@media (min-width: 768px) {
  .hero { margin-top: 80px; min-height: 90vh; }
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 110%; /* For parallax */
  object-fit: cover;
  z-index: 1;
  transition: transform 0.1s linear;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(24, 44, 97, 0.7); /* primary color with opacity */
  z-index: 2;
}

.hero-content {
  position: relative;
  z-index: 3;
  color: var(--color-white);
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
  opacity: 0;
  transform: translateY(20px);
  animation: fadeInUp 0.8s ease-out forwards;
}

@media (min-width: 768px) {
  .hero-content {
    text-align: left;
    margin: 0;
  }
}

.hero-content h1 {
  color: var(--color-white);
  margin-bottom: var(--spacing-md);
}

.hero-content p {
  font-size: 1.125rem;
  margin-bottom: var(--spacing-lg);
}

/* Cards */
.card {
  background-color: var(--color-white);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-md);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  border: 1px solid rgba(0,0,0,0.05);
  display: flex;
  flex-direction: column;
  height: 100%;
}

.card:hover {
  transform: translateY(-5px) scale(1.02);
  box-shadow: var(--shadow-md);
  border-color: var(--color-accent);
}

.card-icon {
  width: 64px;
  height: 64px;
  margin-bottom: var(--spacing-sm);
  transition: transform var(--transition-fast);
}

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

.card-title {
  margin-bottom: var(--spacing-xs);
}

.card-link {
  margin-top: auto;
  font-weight: 600;
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
}

.card-link svg {
  width: 16px;
  height: 16px;
  margin-left: 4px;
  fill: currentColor;
}

/* Testimonials Carousel */
.testimonial-carousel {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
  overflow: hidden;
}

.testimonial-slide {
  display: none;
  animation: fadeIn 0.5s ease-in-out;
}

.testimonial-slide.active {
  display: block;
}

.testimonial-quote {
  font-size: 1.25rem;
  font-style: italic;
  margin-bottom: var(--spacing-md);
}

.testimonial-author {
  font-weight: 700;
  color: var(--color-accent);
}

.carousel-nav {
  display: flex;
  justify-content: center;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-md);
}

.carousel-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background-color: rgba(255,255,255,0.3);
  border: none;
  cursor: pointer;
  padding: 0;
}

.carousel-dot.active {
  background-color: var(--color-accent);
}

/* Forms */
.form-group {
  margin-bottom: var(--spacing-md);
}

.form-label {
  display: block;
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
  color: var(--color-primary);
}

.form-control {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid #ccc;
  border-radius: var(--border-radius);
  font-family: var(--font-primary);
  font-size: 1rem;
  transition: all var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: inset 0 0 0 2px rgba(255, 215, 0, 0.2);
}

textarea.form-control {
  min-height: 150px;
  resize: vertical;
}

/* Footer */
.site-footer {
  background-color: var(--color-primary);
  color: var(--color-white);
  padding: var(--spacing-xl) 0 var(--spacing-md);
}

.site-footer h3 {
  color: var(--color-white);
  font-size: 1.25rem;
  margin-bottom: var(--spacing-sm);
}

.site-footer a {
  color: rgba(255,255,255,0.8);
}

.site-footer a:hover {
  color: var(--color-accent);
}

.footer-social {
  display: flex;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-md);
}

.footer-social a {
  display: inline-flex;
  background-color: rgba(255,255,255,0.1);
  padding: 8px;
  border-radius: 50%;
  transition: background var(--transition-fast);
}

.footer-social a:hover {
  background-color: var(--color-accent);
}

.footer-social svg {
  width: 20px;
  height: 20px;
  fill: var(--color-white);
}

.footer-social a:hover svg {
  fill: var(--color-primary);
}

.footer-bottom {
  margin-top: var(--spacing-lg);
  padding-top: var(--spacing-md);
  border-top: 1px solid rgba(255,255,255,0.1);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  text-align: center;
  font-size: 0.875rem;
}

@media (min-width: 768px) {
  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}

.footer-badge {
  margin-top: var(--spacing-md);
  max-width: 120px;
}

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.fade-in-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

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

.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }

/* Desktop Custom Cursor */
@media (min-width: 1024px) {
  body {
    cursor: none;
  }
  .custom-cursor {
    position: fixed;
    top: 0;
    left: 0;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background-color: rgba(255, 215, 0, 0.5); /* Accent Yellow */
    pointer-events: none;
    z-index: 9999;
    transform: translate(-50%, -50%);
    transition: width 0.2s, height 0.2s, background-color 0.2s;
  }
  .custom-cursor.hover {
    width: 40px;
    height: 40px;
    background-color: rgba(255, 215, 0, 0.8);
  }
}
@media (max-width: 1023px) {
  .custom-cursor { display: none; }
}

/* Utilities */
.text-center { text-align: center; }
.mb-xs { margin-bottom: var(--spacing-xs); }
.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mb-xl { margin-bottom: var(--spacing-xl); }
.color-primary { color: var(--color-primary); }
.color-accent { color: var(--color-accent); }

/* Custom Contact Layout */
.contact-layout {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

@media (min-width: 768px) {
  .contact-layout {
    flex-direction: row;
    align-items: flex-start;
  }
  .contact-info { flex: 1; }
  .contact-form { flex: 2; }
}

.contact-detail {
  display: flex;
  align-items: flex-start;
  margin-bottom: var(--spacing-md);
}

.contact-detail svg {
  width: 24px;
  height: 24px;
  fill: var(--color-accent);
  margin-right: var(--spacing-sm);
  flex-shrink: 0;
}

/* Accordion Footer (Mobile) */
@media (max-width: 767px) {
  .footer-col h3 {
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    margin-bottom: 0;
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid rgba(255,255,255,0.1);
  }
  
  .footer-col h3::after {
    content: '+';
    font-size: 1.5rem;
  }
  
  .footer-col.is-open h3::after {
    content: '−';
  }
  
  .footer-nav {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out;
  }
  
  .footer-col.is-open .footer-nav {
    max-height: 300px;
    padding: var(--spacing-sm) 0;
  }
  
  .footer-col.no-collapse h3 {
    cursor: default;
    border-bottom: none;
    padding-bottom: 0;
  }
  .footer-col.no-collapse h3::after {
    display: none;
  }
  .footer-col.no-collapse .footer-nav {
    max-height: none;
  }
}
@media (min-width: 768px) {
  .footer-col h3 { cursor: default; }
  .footer-nav { max-height: none !important; }
}