/* ==========================================================================
   CSS Variables & Design Tokens
   ========================================================================== */
:root {
  --color-primary: #0056b3;
  --color-primary-hover: #004085;
  --color-primary-light: #e6f0fa;
  --color-text-main: #2b2b2b;
  --color-text-body: #7a7a7a;
  --color-text-light: #ffffff;
  --color-bg-white: #ffffff;
  --color-bg-surface: #f9fbfd;
  --color-border: #e2e8f0;
  
  --font-heading: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;

  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 5rem;
  
  --max-width-container: 1200px;
  --transition-speed: 0.3s;
  --border-radius-sm: 6px;
  --border-radius-md: 10px;
  --box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

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

html {
  scroll-behavior: smooth;
  font-size: 100%;
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-text-body);
  background-color: var(--color-bg-white);
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--color-text-main);
  line-height: 1.25;
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
}

h1 { font-size: 2.75rem; }
h2 { font-size: 2.25rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

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

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-speed) ease;
}

a:hover {
  color: var(--color-primary-hover);
}

ul {
  list-style: none;
}

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

.container {
  width: 100%;
  max-width: var(--max-width-container);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--spacing-md);
  padding-right: var(--spacing-md);
}

.section {
  padding-top: var(--spacing-2xl);
  padding-bottom: var(--spacing-2xl);
}

.section-title {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.section-title h2 {
  position: relative;
  display: inline-block;
}

.section-title h2::after {
  content: '';
  display: block;
  width: 50px;
  height: 3px;
  background-color: var(--color-primary);
  margin: var(--spacing-xs) auto 0;
  border-radius: 2px;
}

/* ==========================================================================
   Buttons & UI Elements
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.75rem;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--border-radius-sm);
  cursor: pointer;
  transition: all var(--transition-speed) ease;
  border: 2px solid transparent;
  text-align: center;
}

.btn-primary {
  background-color: var(--color-primary);
  color: var(--color-text-light);
}

.btn-primary:hover {
  background-color: var(--color-primary-hover);
  color: var(--color-text-light);
}

.btn-outline {
  background-color: transparent;
  border-color: var(--color-primary);
  color: var(--color-primary);
}

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

.btn-outline-white {
  background-color: transparent;
  border-color: var(--color-text-light);
  color: var(--color-text-light);
}

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

/* ==========================================================================
   Header & Navigation
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  width: 100%;
  background-color: var(--color-bg-white);
  border-bottom: 1px solid var(--color-border);
  z-index: 1000;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.02);
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 80px;
}

.logo {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--color-text-main);
  letter-spacing: -0.5px;
}

.logo span {
  color: var(--color-primary);
}

.main-nav {
  display: flex;
  align-items: center;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-text-main);
}

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

.nav-item-btn .btn {
  padding: 0.5rem 1.25rem;
}

/* Hamburger Icon */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 24px;
  height: 18px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
  z-index: 1001;
}

.hamburger-line {
  width: 100%;
  height: 2px;
  background-color: var(--color-text-main);
  border-radius: 2px;
  transition: all var(--transition-speed) ease;
}

.hamburger.is-active .hamburger-line:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.hamburger.is-active .hamburger-line:nth-child(2) {
  opacity: 0;
}

.hamburger.is-active .hamburger-line:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
  position: relative;
  background-color: var(--color-bg-surface);
  padding: var(--spacing-2xl) 0 calc(var(--spacing-2xl) * 1.5);
  border-bottom: 1px solid var(--color-border);
}

.hero-content {
  max-width: 700px;
}

.hero-tagline {
  font-size: 0.95rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--color-primary);
  margin-bottom: var(--spacing-sm);
  display: block;
}

.hero-title {
  font-size: 3.25rem;
  margin-bottom: var(--spacing-md);
  font-weight: 800;
  letter-spacing: -1px;
}

.hero-description {
  font-size: 1.15rem;
  margin-bottom: var(--spacing-lg);
}

.hero-actions {
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

/* ==========================================================================
   Service Times Banner
   ========================================================================== */
.service-times-banner {
  background-color: var(--color-primary-light);
  border-left: 4px solid var(--color-primary);
  padding: var(--spacing-lg);
  border-radius: 0 var(--border-radius-md) var(--border-radius-md) 0;
  margin-top: var(--spacing-xl);
}

.service-times-content h3 {
  color: var(--color-primary);
  margin-bottom: var(--spacing-xs);
}

.service-times-content p {
  margin-bottom: 0;
  color: var(--color-text-main);
  font-weight: 500;
}

/* ==========================================================================
   Featured Cards & Grid
   ========================================================================== */
.grid-three {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-lg);
}

.card {
  background-color: var(--color-bg-white);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  padding: var(--spacing-lg);
  box-shadow: var(--box-shadow);
  transition: transform var(--transition-speed) ease, box-shadow var(--transition-speed) ease;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
}

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

.card-meta {
  font-size: 0.85rem;
  color: var(--color-primary);
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
}

/* ==========================================================================
   Call to Action (CTA)
   ========================================================================== */
.cta-section {
  background-color: var(--color-primary);
  color: var(--color-text-light);
  text-align: center;
}

.cta-section h2 {
  color: var(--color-text-light);
}

.cta-section p {
  color: rgba(255, 255, 255, 0.85);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: var(--spacing-lg);
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
  background-color: var(--color-bg-surface);
  border-top: 1px solid var(--color-border);
  padding-top: var(--spacing-2xl);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-2xl);
}

.footer-column h4 {
  font-size: 1rem;
  letter-spacing: 0.5px;
  margin-bottom: var(--spacing-md);
}

.footer-info {
  margin-bottom: var(--spacing-sm);
}

.footer-info strong {
  display: block;
  color: var(--color-text-main);
  font-weight: 600;
}

.footer-links li {
  margin-bottom: var(--spacing-xs);
}

.footer-links a {
  color: var(--color-text-body);
}

.footer-links a:hover {
  color: var(--color-primary);
}

.footer-bottom {
  border-top: 1px solid var(--color-border);
  padding: var(--spacing-md) 0;
  text-align: center;
  font-size: 0.85rem;
}

.footer-bottom p {
  margin-bottom: 0;
}

/* ==========================================================================
   Mobile Responsive Styles
   ========================================================================== */
@media (max-width: 992px) {
  .grid-three {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  h1 { font-size: 2.25rem; }
  h2 { font-size: 1.75rem; }
  
  .hamburger {
    display: flex;
  }

  .main-nav {
    position: fixed;
    top: 80px;
    right: -100%;
    width: 100%;
    height: calc(100vh - 80px);
    background-color: var(--color-bg-white);
    flex-direction: column;
    align-items: flex-start;
    padding: var(--spacing-xl) var(--spacing-md);
    transition: right var(--transition-speed) ease-in-out;
    border-top: 1px solid var(--color-border);
    overflow-y: auto;
  }

  .main-nav.is-open {
    right: 0;
  }

  .nav-list {
    flex-direction: column;
    align-items: flex-start;
    width: 100%;
    gap: var(--spacing-md);
  }

  .nav-item {
    width: 100%;
  }

  .nav-link {
    display: block;
    font-size: 1.15rem;
    padding: var(--spacing-xs) 0;
    border-bottom: 1px solid var(--color-border);
  }

  .nav-item-btn {
    margin-top: var(--spacing-sm);
    width: 100%;
  }

  .nav-item-btn .btn {
    width: 100%;
  }

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

  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }
}