/* ===== RESET ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { min-height: 100vh; line-height: 1.6; -webkit-font-smoothing: antialiased; }
img, picture, video, canvas, svg { display: block; max-width: 100%; }
input, button, textarea, select { font: inherit; }
ul, ol { list-style: none; }
a { text-decoration: none; color: inherit; }
h1, h2, h3, h4, h5, h6 { overflow-wrap: break-word; }

/* ===== CSS VARIABLES ===== */
:root {
  --color-primary: #E63946;
  --color-primary-hover: #c62d39;
  --color-secondary: #1D3557;
  --color-secondary-light: #2a4a7a;
  --color-accent: #FFD166;
  --color-accent-hover: #f0c04a;
  --color-bg-light: #F8F9FA;
  --color-bg-dark: #0B1A2A;
  --color-text-primary: #1A1A1A;
  --color-text-secondary: #6C757D;
  --color-text-light: #FFFFFF;
  --color-border: #DEE2E6;
  --color-success: #2ECC71;
  --color-warning: #F39C12;
  --color-danger: #E74C3C;
  --font-heading: 'Impact', 'Arial Black', sans-serif;
  --font-body: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
  --font-mono: 'Courier New', Courier, monospace;
  --font-size-h1: clamp(2.4rem, 5vw, 4rem);
  --font-size-h2: clamp(1.8rem, 3.5vw, 3rem);
  --font-size-h3: clamp(1.4rem, 2.5vw, 2.25rem);
  --font-size-h4: clamp(1.1rem, 1.8vw, 1.75rem);
  --font-size-body: 1rem;
  --font-size-small: 0.875rem;
  --font-size-tiny: 0.75rem;
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 30px;
  --radius-pill: 9999px;
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
  --max-width: 1200px;
  --header-height: 64px;
  --header-progress-height: 3px;
}

/* ===== PREFERS REDUCED MOTION ===== */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  html { scroll-behavior: auto; }
}

/* ===== FOCUS VISIBLE ===== */
:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

/* ===== TYPOGRAPHY ===== */
body {
  font-family: var(--font-body);
  font-size: var(--font-size-body);
  color: var(--color-text-primary);
  background-color: var(--color-bg-light);
}
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  line-height: 1.15;
  color: var(--color-text-primary);
}
h1 { font-size: var(--font-size-h1); }
h2 { font-size: var(--font-size-h2); }
h3 { font-size: var(--font-size-h3); }
h4 { font-size: var(--font-size-h4); }
p { margin-bottom: var(--spacing-md); }
small, .text-small { font-size: var(--font-size-small); color: var(--color-text-secondary); }
code, pre, .mono { font-family: var(--font-mono); }

/* ===== VISUALLY HIDDEN ===== */
.visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

/* ===== SKIP LINK ===== */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--spacing-md);
  z-index: 10000;
  background: var(--color-secondary);
  color: var(--color-text-light);
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-pill);
  font-weight: 700;
  font-size: var(--font-size-small);
  transition: top var(--transition-fast);
}
.skip-link:focus {
  top: var(--spacing-sm);
}

/* ===== HEADER ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: var(--color-primary);
  color: var(--color-text-light);
  box-shadow: 0 2px 12px rgba(0,0,0,0.15);
  font-family: var(--font-heading);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-xl);
  height: var(--header-height);
  position: relative;
}
.brand {
  font-size: 1.6rem;
  font-weight: 900;
  letter-spacing: 0.03em;
  color: var(--color-text-light);
  text-transform: uppercase;
  white-space: nowrap;
  flex-shrink: 0;
  position: relative;
  z-index: 2;
}
.brand::after {
  content: '';
  display: none;
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--color-accent);
  border-radius: var(--radius-pill);
}
@media (min-width: 768px) {
  .brand::after {
    display: block;
  }
}

/* ===== NAVIGATION TOGGLE (mobile) ===== */
.nav-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 44px;
  height: 44px;
  background: transparent;
  border: 2px solid rgba(255,255,255,0.5);
  border-radius: var(--radius-sm);
  cursor: pointer;
  position: relative;
  z-index: 3;
  transition: border-color var(--transition-fast);
}
.nav-toggle:hover { border-color: var(--color-accent); }
.nav-toggle-icon,
.nav-toggle-icon::before,
.nav-toggle-icon::after {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text-light);
  border-radius: 2px;
  transition: all var(--transition-base);
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
}
.nav-toggle-icon { top: 50%; transform: translate(-50%, -50%); }
.nav-toggle-icon::before { content: ''; top: -7px; transform: translateX(-50%); }
.nav-toggle-icon::after { content: ''; top: 7px; transform: translateX(-50%); }
[data-open] .nav-toggle-icon { background: transparent; }
[data-open] .nav-toggle-icon::before { top: 0; transform: translateX(-50%) rotate(45deg); }
[data-open] .nav-toggle-icon::after { top: 0; transform: translateX(-50%) rotate(-45deg); }
[data-open] .nav-toggle { border-color: var(--color-accent); }

@media (min-width: 1024px) {
  .nav-toggle { display: none; }
}

/* ===== SITE NAV ===== */
.site-nav {
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--color-secondary);
  transform: translateX(100%);
  transition: transform var(--transition-base);
  padding: var(--spacing-xl) var(--spacing-lg);
  overflow-y: auto;
  z-index: 999;
}
.site-nav[data-open] {
  transform: translateX(0);
}
.site-nav ul {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}
.site-nav a {
  display: block;
  padding: var(--spacing-md) var(--spacing-lg);
  color: var(--color-text-light);
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  border-radius: var(--radius-md);
  transition: background var(--transition-fast), color var(--transition-fast);
  text-transform: uppercase;
}
.site-nav a:hover,
.site-nav a:focus-visible {
  background: rgba(255,255,255,0.12);
  color: var(--color-accent);
}
.site-nav a[aria-current="page"] {
  background: rgba(255,209,102,0.18);
  color: var(--color-accent);
  box-shadow: inset 3px 0 0 var(--color-accent);
}

@media (min-width: 1024px) {
  .site-nav {
    position: static;
    background: transparent;
    transform: none;
    padding: 0;
    overflow: visible;
    display: flex;
    align-items: center;
  }
  .site-nav ul {
    flex-direction: row;
    gap: var(--spacing-xs);
  }
  .site-nav a {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 0.95rem;
    border-radius: var(--radius-pill);
    font-family: var(--font-body);
    font-weight: 600;
    text-transform: none;
    letter-spacing: 0.02em;
  }
  .site-nav a:hover,
  .site-nav a:focus-visible {
    background: rgba(255,255,255,0.15);
    color: var(--color-accent);
  }
  .site-nav a[aria-current="page"] {
    background: var(--color-accent);
    color: var(--color-secondary);
    box-shadow: none;
  }
}

/* ===== HEADER PROGRESS ===== */
.header-progress {
  height: var(--header-progress-height);
  background: rgba(255,255,255,0.2);
  position: relative;
  width: 100%;
  overflow: hidden;
}
.header-progress::after {
  content: '';
  display: block;
  height: 100%;
  width: 0%;
  background: var(--color-accent);
  transition: width 0.15s ease;
}
.header-progress[style*="width"]::after {
  width: inherit;
}

/* ===== CONTAINER ===== */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-xl);
}
@media (max-width: 640px) {
  .container { padding: 0 var(--spacing-md); }
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-xl);
  font-family: var(--font-heading);
  font-size: var(--font-size-small);
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border: none;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: background var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
  text-decoration: none;
  line-height: 1.4;
  min-height: 44px;
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 4px 14px rgba(0,0,0,0.15); }
.btn:active { transform: translateY(0); }
.btn-primary {
  background: var(--color-primary);
  color: var(--color-text-light);
}
.btn-primary:hover { background: var(--color-primary-hover); }
.btn-accent {
  background: var(--color-accent);
  color: var(--color-secondary);
}
.btn-accent:hover { background: var(--color-accent-hover); }
.btn-outline {
  background: transparent;
  border: 2px solid var(--color-primary);
  color: var(--color-primary);
}
.btn-outline:hover { background: var(--color-primary); color: var(--color-text-light); }

/* ===== BREADCRUMB ===== */
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-md) 0;
  font-size: var(--font-size-small);
  color: var(--color-text-secondary);
}
.breadcrumb a { color: var(--color-primary); font-weight: 500; }
.breadcrumb a:hover { text-decoration: underline; }
.breadcrumb span { margin: 0 var(--spacing-xs); }
.breadcrumb .current { color: var(--color-text-primary); font-weight: 600; }

/* ===== FOOTER ===== */
.site-footer {
  background: var(--color-bg-dark);
  color: var(--color-text-light);
  padding: var(--spacing-3xl) 0 var(--spacing-xl);
  margin-top: var(--spacing-3xl);
  border-top: 4px solid var(--color-primary);
}
.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-xl);
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-xl);
}
.footer-col-title {
  font-family: var(--font-heading);
  font-size: 1rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--spacing-md);
  padding-bottom: var(--spacing-sm);
  border-bottom: 2px solid rgba(255,209,102,0.25);
}
.footer-brand {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 900;
  color: var(--color-text-light);
  letter-spacing: 0.03em;
  margin-bottom: var(--spacing-sm);
}
.footer-tagline {
  font-size: var(--font-size-small);
  color: rgba(255,255,255,0.6);
  margin-bottom: 0;
}
.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}
.footer-links a {
  color: rgba(255,255,255,0.75);
  font-size: var(--font-size-small);
  transition: color var(--transition-fast), padding-left var(--transition-fast);
  padding: var(--spacing-xs) 0;
  display: inline-block;
  font-weight: 400;
}
.footer-links a:hover,
.footer-links a:focus-visible {
  color: var(--color-accent);
  padding-left: var(--spacing-xs);
}
.footer-contact {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  font-size: var(--font-size-small);
  color: rgba(255,255,255,0.75);
}
.contact-label {
  font-weight: 600;
  color: rgba(255,255,255,0.55);
  display: inline-block;
  min-width: 3.5em;
}
.contact-service {
  margin-top: var(--spacing-sm);
  padding-top: var(--spacing-sm);
  border-top: 1px solid rgba(255,255,255,0.1);
  font-style: italic;
  color: rgba(255,255,255,0.5);
  font-size: var(--font-size-tiny);
  line-height: 1.5;
}
.footer-bottom {
  grid-column: 1 / -1;
  padding-top: var(--spacing-xl);
  border-top: 1px solid rgba(255,255,255,0.1);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  align-items: center;
  text-align: center;
}
.footer-icp {
  font-size: var(--font-size-tiny);
  color: rgba(255,255,255,0.4);
  margin: 0;
  letter-spacing: 0.02em;
}
.footer-trust {
  font-size: var(--font-size-tiny);
  color: rgba(255,255,255,0.3);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.5;
}

@media (min-width: 640px) {
  .footer-inner {
    grid-template-columns: 1fr 1fr;
  }
  .footer-bottom {
    grid-column: 1 / -1;
  }
}
@media (min-width: 1024px) {
  .footer-inner {
    grid-template-columns: 1.4fr 0.9fr 0.9fr 1.4fr;
  }
  .footer-bottom {
    grid-column: 1 / -1;
  }
}

/* ===== UTILITY ===== */
.text-center { text-align: center; }
.text-right { text-align: right; }
.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mt-xl { margin-top: var(--spacing-xl); }
.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); }
.p-sm { padding: var(--spacing-sm); }
.p-md { padding: var(--spacing-md); }
.p-lg { padding: var(--spacing-lg); }

/* ===== RESPONSIVE EMBED / IMAGE CONTAINER ===== */
.img-container {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-md);
  background: var(--color-bg-dark);
}
.img-container img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}
.img-container:hover img { transform: scale(1.03); }

/* ===== CARD BASE (for page-level use) ===== */
.card {
  background: var(--color-text-light);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  box-shadow: 0 2px 8px rgba(0,0,0,0.04);
  transition: box-shadow var(--transition-base);
}
.card:hover { box-shadow: 0 6px 20px rgba(0,0,0,0.08); }

/* ===== RESPONSIVE BREAKPOINTS ===== */
@media (max-width: 359px) {
  .header-inner { padding: 0 var(--spacing-md); }
  .brand { font-size: 1.2rem; }
}
@media (min-width: 640px) and (max-width: 1023px) {
  .header-inner { padding: 0 var(--spacing-lg); }
}
@media (min-width: 1200px) {
  .header-inner { padding: 0 var(--spacing-xl); }
}