/* =========================================
   GOLDEN MARINE — Utility Classes & Animations
   ========================================= */

/* --- Utility Classes --- */

/* Text Utilities */
.text-gold { color: var(--c-gold); }
.text-ocean { color: var(--c-ocean-mid); }
.text-muted { color: var(--c-muted); }
.text-offwhite { color: var(--c-offwhite); }
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

/* Background Utilities */
.bg-navy { background-color: var(--c-navy); }
.bg-ocean { background-color: var(--c-ocean-deep); }
.bg-ocean-gradient {
  background: linear-gradient(135deg, var(--c-ocean-deep) 0%, var(--c-navy) 100%);
}

/* Shadow Utilities */
.shadow-sm { box-shadow: var(--shadow-sm); }
.shadow-md { box-shadow: var(--shadow-md); }
.shadow-lg { box-shadow: var(--shadow-lg); }
.shadow-xl { box-shadow: var(--shadow-xl); }
.shadow-gold { box-shadow: var(--shadow-gold); }

/* Spacing Utilities */
.mt-1 { margin-top: var(--space-1); }
.mt-2 { margin-top: var(--space-2); }
.mt-3 { margin-top: var(--space-3); }
.mt-4 { margin-top: var(--space-4); }
.mb-1 { margin-bottom: var(--space-1); }
.mb-2 { margin-bottom: var(--space-2); }
.mb-3 { margin-bottom: var(--space-3); }
.mb-4 { margin-bottom: var(--space-4); }

/* --- Keyframe Animations --- */

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

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

@keyframes fadeInDown {
  from {
    opacity: 0;
    transform: translateY(-30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.9);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes shimmer {
  0% {
    background-position: -200% center;
  }
  100% {
    background-position: 200% center;
  }
}

@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}

@keyframes glow {
  0%, 100% {
    box-shadow: 0 0 20px rgba(212, 175, 55, 0.3);
  }
  50% {
    box-shadow: 0 0 40px rgba(212, 175, 55, 0.6);
  }
}

@keyframes wave {
  0% {
    transform: translateX(0) translateZ(0) scaleY(1);
  }
  50% {
    transform: translateX(-25%) translateZ(0) scaleY(0.55);
  }
  100% {
    transform: translateX(-50%) translateZ(0) scaleY(1);
  }
}

@keyframes rotate-slow {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

/* --- Animation Utility Classes --- */

.fade-in {
  animation: fadeIn var(--duration-normal) var(--ease-out);
}

.fade-in-up {
  animation: fadeInUp var(--duration-normal) var(--ease-out);
}

.fade-in-down {
  animation: fadeInDown var(--duration-normal) var(--ease-out);
}

.slide-in-left {
  animation: slideInLeft var(--duration-normal) var(--ease-out);
}

.slide-in-right {
  animation: slideInRight var(--duration-normal) var(--ease-out);
}

.scale-in {
  animation: scaleIn var(--duration-normal) var(--ease-out);
}

.pulse {
  animation: pulse 2s ease-in-out infinite;
}

.glow {
  animation: glow 2s ease-in-out infinite;
}

/* --- Skip to Content Link (Accessibility) --- */
.skip-link {
  position: absolute;
  top: -100px;
  left: 0;
  background: var(--c-gold);
  color: var(--c-navy);
  padding: 1rem 2rem;
  z-index: 1000;
  font-weight: var(--fw-semibold);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  transition: top var(--transition-fast);
}

.skip-link:focus {
  top: 0;
  outline: 2px solid var(--c-navy);
  outline-offset: -4px;
}

/* --- Maritime Decorative Elements --- */

.section-divider {
  text-align: center;
  padding: var(--space-6) 0;
  position: relative;
}

.section-divider::before,
.section-divider::after {
  content: '';
  position: absolute;
  top: 50%;
  width: 40%;
  height: 1px;
  background: linear-gradient(to right, 
    transparent, 
    var(--c-gold), 
    transparent
  );
}

.section-divider::before { left: 0; }
.section-divider::after { right: 0; }

.divider-icon {
  font-size: var(--fs-2xl);
  color: var(--c-gold);
  filter: drop-shadow(0 0 10px rgba(212, 175, 55, 0.5));
  display: inline-block;
}

/* --- Nautical Pattern Background --- */

.nautical-pattern {
  position: relative;
}

.nautical-pattern::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(0deg, rgba(212, 175, 55, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(212, 175, 55, 0.05) 1px, transparent 1px);
  background-size: 50px 50px;
  opacity: 0.3;
  pointer-events: none;
}

/* --- Wave Divider --- */

.wave-divider {
  position: relative;
  height: 100px;
  background: linear-gradient(to bottom, transparent, var(--c-navy));
  overflow: hidden;
}

.wave-divider svg {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 200%;
  height: 100%;
  animation: wave 20s linear infinite;
}

/* --- Compass Decoration --- */

.compass-decoration {
  position: absolute;
  width: 150px;
  height: 150px;
  opacity: 0.08;
  animation: rotate-slow 60s linear infinite;
  pointer-events: none;
}

.compass-decoration svg {
  width: 100%;
  height: 100%;
  fill: var(--c-gold);
}

/* --- Loading States --- */

.skeleton {
  background: linear-gradient(
    90deg,
    rgba(255, 255, 255, 0.03) 25%,
    rgba(255, 255, 255, 0.06) 50%,
    rgba(255, 255, 255, 0.03) 75%
  );
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius-md);
}

.skeleton-text {
  height: 1em;
  margin-bottom: 0.5em;
}

.skeleton-title {
  height: 2em;
  width: 60%;
  margin-bottom: 1em;
}

.skeleton-image {
  width: 100%;
  aspect-ratio: 16/9;
}

/* --- Scroll Reveal (for JS) --- */

.scroll-reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s var(--ease-out), transform 0.6s var(--ease-out);
}

.scroll-reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* --- Hover Lift Effect --- */

.hover-lift {
  transition: transform var(--transition-mid), box-shadow var(--transition-mid);
}

.hover-lift:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}

/* --- Gradient Text --- */

.gradient-text {
  background: linear-gradient(135deg, var(--c-gold) 0%, var(--c-brass) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* --- Badge/Pill --- */

.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.75rem;
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border-radius: 999px;
  background: rgba(212, 175, 55, 0.1);
  color: var(--c-gold);
  border: 1px solid var(--c-border);
}

.badge--success {
  background: rgba(16, 185, 129, 0.1);
  color: var(--c-success);
  border-color: rgba(16, 185, 129, 0.2);
}

.badge--warning {
  background: rgba(245, 158, 11, 0.1);
  color: var(--c-warning);
  border-color: rgba(245, 158, 11, 0.2);
}

.badge--danger {
  background: rgba(239, 68, 68, 0.1);
  color: var(--c-danger);
  border-color: rgba(239, 68, 68, 0.2);
}

/* --- Card Hover Effects --- */

.card-interactive {
  transition: all var(--transition-mid);
  cursor: pointer;
}

.card-interactive:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--c-gold);
}

.card-interactive:hover .card-icon {
  transform: scale(1.1) rotate(5deg);
  filter: drop-shadow(0 0 20px var(--c-gold));
}

/* --- Responsive Utilities --- */

@media (max-width: 768px) {
  .hide-mobile {
    display: none !important;
  }
}

@media (min-width: 769px) {
  .hide-desktop {
    display: none !important;
  }
}

/* --- Print Styles --- */

@media print {
  .no-print {
    display: none !important;
  }
  
  body {
    background: white;
    color: black;
  }
  
  a {
    text-decoration: underline;
  }
}