/* ========== CUSTOM STYLES ========== */

/* Smooth scrolling */
html {
  scroll-behavior: smooth;
}

/* Custom selection color */
::selection {
  background-color: #065f46;
  color: #fefdf8;
}

/* ========== SCROLL REVEAL ANIMATIONS ========== */
/* Default state: all content is visible (progressive enhancement) */
.reveal {
  opacity: 1;
  transform: none;
  transition: opacity 0.6s ease, transform 0.6s ease;
}

@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(24px);
  }

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

/* ========== HERO ANIMATIONS ========== */
/* Hero elements animate in on load via JS — content is visible by default */
#hero [data-anim] {
  opacity: 1;
  transform: none;
  transition: opacity 0.7s ease, transform 0.7s ease;
}

@media (prefers-reduced-motion: no-preference) {
  #hero [data-anim="fade-up"] {
    opacity: 0;
    transform: translateY(30px);
  }

  #hero [data-anim="fade-left"] {
    opacity: 0;
    transform: translateX(-30px);
  }
}

/* ========== NAVBAR SCROLL STATE ========== */
#navbar.scrolled {
  box-shadow: 0 1px 20px rgba(6, 95, 70, 0.08);
}

/* ========== BUTTON HOVER EFFECTS ========== */
a {
  text-decoration: none;
}

/* ========== MOBILE MENU ========== */
#mobileMenu {
  animation: slideDown 0.3s ease;
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ========== IMAGE LAZY LOADING ========== */
img {
  opacity: 1;
  transition: opacity 0.3s ease;
}

/* ========== FOCUS STYLES ========== */
a:focus-visible,
button:focus-visible {
  outline: 2px solid #065f46;
  outline-offset: 2px;
  border-radius: 4px;
}

/* ========== RESPONSIVE TYPGRAPHY ========== */
@media (max-width: 640px) {
  .font-serif {
    font-size: clamp(2rem, 8vw, 3rem);
  }
}

/* ========== SUBTLE PATTERN OVERLAY ========== */
.bg-pattern-grid {
  background-image: linear-gradient(rgba(6, 95, 70, 0.03) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(6, 95, 70, 0.03) 1px, transparent 1px);
  background-size: 40px 40px;
}

/* ========== CARD TILT ON HOVER (subtle) ========== */
.group {
  will-change: transform;
}

/* ========== SCROLLBAR ========== */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: #fefdf8;
}
::-webkit-scrollbar-thumb {
  background: #065f46;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: #047857;
}