/* ===== BASE ===== */
*, *::before, *::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  margin: 0;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

/* ===== SCROLL REVEAL (progressive enhancement) ===== */
@media (prefers-reduced-motion: no-preference) {
  .reveal-up,
  .reveal-left,
  .reveal-right {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* When JS is enabled, add animated states */
.js-enabled .reveal-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

.js-enabled .reveal-left {
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

.js-enabled .reveal-right {
  opacity: 0;
  transform: translateX(30px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

.js-enabled .reveal-up.visible,
.js-enabled .reveal-left.visible,
.js-enabled .reveal-right.visible {
  opacity: 1;
  transform: translate(0, 0);
}

/* Stagger delays for grid items */
.js-enabled .reveal-up[style*="100ms"],
.js-enabled .reveal-up:nth-child(2) { transition-delay: 100ms; }
.js-enabled .reveal-up[style*="200ms"],
.js-enabled .reveal-up:nth-child(3) { transition-delay: 200ms; }

/* ===== MOBILE MENU ===== */
#mobile-menu.open {
  opacity: 1;
  pointer-events: all;
}

#mobile-menu.closed {
  opacity: 0;
  pointer-events: none;
}

.menu-line {
  display: block;
  height: 2px;
  border-radius: 9999px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

#menu-toggle.active .menu-line:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

#menu-toggle.active .menu-line:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

#menu-toggle.active .menu-line:nth-child(3) {
  width: 24px;
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ===== HERO GRADIENT ANIMATION ===== */
@keyframes gradientShift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

#hero {
  background-size: 200% 200%;
  animation: gradientShift 12s ease infinite;
}

/* ===== SCROLLING GALLERY ===== */
@keyframes scrollGallery {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.animate-scroll {
  display: flex;
  gap: 1rem;
  animation: scrollGallery 30s linear infinite;
  width: max-content;
}

.animate-scroll:hover {
  animation-play-state: paused;
}

/* ===== NAVBAR SCROLLED STATE ===== */
#navbar.scrolled {
  background: rgba(253, 252, 250, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 rgba(26, 77, 46, 0.08);
}

/* ===== FOCUS STYLES ===== */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 2px solid #559668;
  outline-offset: 2px;
  border-radius: 4px;
}

/* ===== SELECTION ===== */
::selection {
  background: #aed0b3;
  color: #0c2616;
}

/* ===== RESPONSIVE TWEAKS ===== */
@media (max-width: 640px) {
  html {
    scroll-padding-top: 70px;
  }

  #hero h1 {
    font-size: 2.75rem;
  }

  #hero h1 br {
    display: none;
  }

  #hero h1::after {
    content: '';
    display: block;
  }
}