/* ===== RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  /* Colors */
  --clr-primary-deep-green: #0A2E1A;
  --clr-primary-gold: #D4AF37;
  --clr-background-black: #0D0D0D;
  --clr-surface-dark: #1A1A1A;
  --clr-surface-glass: rgba(10, 46, 26, 0.7);
  --clr-accent-green: #2ECC71;
  --clr-text-white: #F5F5F5;
  --clr-text-muted: #A0A0A0;
  --clr-danger-red: #E74C3C;
  --clr-link-gold: #F1C40F;

  /* Typography */
  --font-heading: 'Helvetica Now Display', 'Inter', system-ui, -apple-system, sans-serif;
  --font-body: 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', 'SF Mono', 'Consolas', monospace;

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 2rem;
  --space-xl: 4rem;

  /* Layout */
  --max-width: 1200px;
  --header-height: 70px;

  /* Effects */
  --gold-gradient: linear-gradient(135deg, #D4AF37, #F1C40F);
  --glass-effect: rgba(13, 13, 13, 0.8);
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  background-color: var(--clr-background-black);
  color: var(--clr-text-white);
  line-height: 1.6;
  min-height: 100vh;
}

img, svg { max-width: 100%; display: block; }
a { color: var(--clr-link-gold); text-decoration: none; transition: color 0.2s ease; }
a:hover, a:focus { color: var(--clr-primary-gold); }
ul { list-style: none; }

/* ===== UTILITY ===== */
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 var(--space-lg); }
.glass-panel { background: var(--clr-surface-glass); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); border: 1px solid rgba(212, 175, 55, 0.2); border-radius: 8px; padding: var(--space-lg); }
.data-card { background: var(--clr-surface-dark); border: 1px solid var(--clr-primary-gold); border-radius: 6px; padding: var(--space-md); }
.gold-divider { height: 2px; background: var(--gold-gradient); border: none; margin: var(--space-lg) 0; }

/* ===== SKIP LINK ===== */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-md);
  background: var(--clr-primary-gold);
  color: var(--clr-background-black);
  padding: var(--space-sm) var(--space-md);
  border-radius: 0 0 4px 4px;
  z-index: 1001;
  font-weight: bold;
  transition: top 0.2s ease;
}
.skip-link:focus {
  top: 0;
  outline: 3px solid var(--clr-accent-green);
  outline-offset: 2px;
}

/* ===== HEADER ===== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  background: var(--glass-effect);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 2px solid var(--clr-primary-gold);
  z-index: 1000;
  transition: background 0.3s ease;
}

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

.brand-logo {
  flex-shrink: 0;
  line-height: 0;
}

/* ===== NAVIGATION ===== */
.primary-nav { display: flex; align-items: center; }

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

.nav-list a {
  font-family: var(--font-heading);
  font-weight: 500;
  color: var(--clr-text-white);
  padding: var(--space-sm) var(--space-md);
  border-radius: 4px;
  font-size: 0.9rem;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  position: relative;
  transition: color 0.2s ease, background 0.2s ease;
}

.nav-list a:hover,
.nav-list a:focus-visible {
  color: var(--clr-primary-gold);
  background: rgba(212, 175, 55, 0.1);
  outline: none;
}

.nav-list a[aria-current="page"] {
  color: var(--clr-primary-gold);
  font-weight: bold;
}

.nav-list a[aria-current="page"]::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: var(--space-md);
  right: var(--space-md);
  height: 3px;
  background: var(--gold-gradient);
  border-radius: 2px;
}

/* ===== MOBILE NAV TOGGLE ===== */
.mobile-nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--clr-primary-gold);
  border-radius: 4px;
  padding: var(--space-sm);
  cursor: pointer;
  flex-direction: column;
  justify-content: space-around;
  width: 40px;
  height: 40px;
  background: var(--clr-surface-dark);
}

.hamburger-line {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--clr-primary-gold);
  transition: transform 0.3s ease, opacity 0.3s ease;
}

[data-nav-toggle][aria-expanded="true"] .hamburger-line:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
[data-nav-toggle][aria-expanded="true"] .hamburger-line:nth-child(2) { opacity: 0; }
[data-nav-toggle][aria-expanded="true"] .hamburger-line:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ===== SCROLL PROGRESS ===== */
.scroll-progress {
  position: absolute;
  bottom: -3px;
  left: 0;
  height: 3px;
  width: 0%;
  background: var(--gold-gradient);
  transition: width 0.1s linear;
}

/* ===== RESPONSIVE (Mobile) ===== */
@media (max-width: 768px) {
  .mobile-nav-toggle {
    display: flex;
  }

  .primary-nav {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    background: var(--clr-background-black);
    border-bottom: 2px solid var(--clr-primary-gold);
    padding: var(--space-md);
    transform: translateY(-120%);
    opacity: 0;
    visibility: hidden;
    transition: transform 0.3s ease, opacity 0.3s ease, visibility 0.3s ease;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
  }

  .primary-nav[data-open] {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .nav-list {
    flex-direction: column;
    gap: var(--space-xs);
  }

  .nav-list a {
    display: block;
    width: 100%;
    text-align: center;
    padding: var(--space-md);
  }

  .nav-list a[aria-current="page"]::after {
    display: none;
  }

  .nav-list a[aria-current="page"] {
    background: rgba(212, 175, 55, 0.15);
    border: 1px solid var(--clr-primary-gold);
  }

  .container { padding: 0 var(--space-md); }
}

/* ===== FOOTER ===== */
.site-footer {
  background: linear-gradient(180deg, var(--clr-background-black) 0%, var(--clr-primary-deep-green) 100%);
  border-top: 3px solid var(--clr-primary-gold);
  padding: var(--space-xl) 0 var(--space-lg);
  margin-top: var(--space-xl);
}

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

.footer-brand { grid-column: 1 / 2; }
.footer-links { grid-column: 2 / 3; }
.footer-contact { grid-column: 3 / 4; }
.footer-legal { grid-column: 1 / -1; border-top: 1px solid rgba(212, 175, 55, 0.3); padding-top: var(--space-lg); margin-top: var(--space-md); }

.footer-logo {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 800;
  font-style: italic;
  background: var(--gold-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.footer-tagline { color: var(--clr-text-muted); margin-top: var(--space-sm); }
.footer-heading { color: var(--clr-primary-gold); font-size: 1rem; text-transform: uppercase; letter-spacing: 1px; margin-bottom: var(--space-md); }

.footer-nav li { margin-bottom: var(--space-sm); }
.footer-nav a { color: var(--clr-text-white); transition: color 0.2s ease; }
.footer-nav a:hover { color: var(--clr-primary-gold); }

.footer-contact p { margin-bottom: var(--space-sm); color: var(--clr-text-white); }
.footer-contact a { color: var(--clr-link-gold); }
.footer-legal { text-align: center; color: var(--clr-text-muted); font-size: 0.85rem; }
.trust-statement { color: var(--clr-text-muted); font-style: italic; margin-bottom: var(--space-sm); }

@media (max-width: 768px) {
  .footer-inner { grid-template-columns: 1fr; gap: var(--space-lg); }
  .footer-brand, .footer-links, .footer-contact, .footer-legal { grid-column: 1 / -1; text-align: center; }
  .footer-legal { text-align: center; }
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-block;
  padding: var(--space-sm) var(--space-lg);
  border-radius: 6px;
  font-family: var(--font-heading);
  font-weight: bold;
  text-transform: uppercase;
  letter-spacing: 1px;
  cursor: pointer;
  border: 2px solid transparent;
  transition: background 0.3s ease, color 0.3s ease, border-color 0.3s ease;
  font-size: 0.9rem;
}
.btn-primary { background: var(--gold-gradient); color: var(--clr-background-black); border-color: var(--clr-primary-gold); }
.btn-primary:hover, .btn-primary:focus-visible { background: transparent; color: var(--clr-primary-gold); }
.btn-outline { background: transparent; color: var(--clr-primary-gold); border-color: var(--clr-primary-gold); }
.btn-outline:hover, .btn-outline:focus-visible { background: var(--clr-primary-gold); color: var(--clr-background-black); }

/* ===== ACCESSIBILITY & REDUCED MOTION ===== */
:focus-visible { outline: 3px solid var(--clr-accent-green); outline-offset: 2px; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
  .primary-nav { transition: none; }
  [data-reveal] { opacity: 1 !important; transform: none !important; }
}

/* ===== REVEAL ANIMATIONS ===== */
[data-reveal] {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s cubic-bezier(0.25, 0.1, 0.25, 1), transform 0.6s cubic-bezier(0.25, 0.1, 0.25, 1);
}
[data-reveal][data-reveal-visible] {
  opacity: 1;
  transform: translateY(0);
}

/* ===== IMAGE PLACEHOLDER BASE ===== */
.img-container {
  position: relative;
  overflow: hidden;
  background: var(--clr-surface-dark);
  border: 1px solid rgba(212, 175, 55, 0.2);
  border-radius: 6px;
  aspect-ratio: 16 / 9;
}
.img-container .placeholder-icon { position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); color: var(--clr-text-muted); font-size: 2rem; }