/* ============================================
   LUNÉRIA NAIL STUDIO — Custom Styles
   ============================================ */

/* ---- Color Variables ---- */
:root {
  --c-ivory: 247 243 238;
  --c-moon: 239 232 222;
  --c-taupe: 182 168 154;
  --c-gold: 216 196 163;
  --c-shadow: 111 106 101;
  --c-surface: 255 255 255;
}
.dark {
  --c-ivory: 26 24 22;
  --c-moon: 36 33 32;
  --c-taupe: 196 184 171;
  --c-gold: 224 205 176;
  --c-shadow: 168 162 156;
  --c-surface: 42 39 37;
}

/* ---- Custom Cursor ---- */
.cursor-dot,
.cursor-ring {
  pointer-events: none;
  position: fixed;
  top: 0;
  left: 0;
  z-index: 9999;
  border-radius: 50%;
  opacity: 0;
  transition: opacity 0.3s ease;
}
.cursor-dot {
  width: 6px;
  height: 6px;
  background: rgb(var(--c-gold));
}
.cursor-ring {
  width: 36px;
  height: 36px;
  border: 1.5px solid rgb(var(--c-gold) / 0.5);
  transition: width 0.3s ease, height 0.3s ease, border-color 0.3s ease, opacity 0.3s ease;
}
.cursor-ring.hover {
  width: 52px;
  height: 52px;
  border-color: rgb(var(--c-gold) / 0.8);
}
body:hover .cursor-dot,
body:hover .cursor-ring {
  opacity: 1;
}

@media (pointer: coarse) {
  .cursor-dot, .cursor-ring { display: none !important; }
}

/* ---- Hero Particles ---- */
.particle {
  position: absolute;
  border-radius: 50%;
  background: radial-gradient(circle, rgb(var(--c-gold) / 0.6), transparent 70%);
  pointer-events: none;
  animation: floatParticle linear infinite;
}

@keyframes floatParticle {
  0%   { transform: translateY(0) translateX(0) scale(1); opacity: 0; }
  10%  { opacity: 1; }
  90%  { opacity: 1; }
  100% { transform: translateY(-100vh) translateX(40px) scale(0.3); opacity: 0; }
}

/* ---- Sparkle ---- */
.sparkle {
  position: absolute;
  width: 4px;
  height: 4px;
  background: rgb(var(--c-gold));
  border-radius: 50%;
  pointer-events: none;
  animation: sparkle 2s ease-in-out infinite;
}

@keyframes sparkle {
  0%, 100% { opacity: 0; transform: scale(0); }
  50%      { opacity: 1; transform: scale(1); }
}

/* ---- Scroll Reveal ---- */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-left {
  opacity: 0;
  transform: translateX(-60px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.reveal-right {
  opacity: 0;
  transform: translateX(60px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal-right.visible {
  opacity: 1;
  transform: translateX(0);
}

.reveal-scale {
  opacity: 0;
  transform: scale(0.9);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal-scale.visible {
  opacity: 1;
  transform: scale(1);
}

/* ---- Stagger children ---- */
.stagger-children > *:nth-child(1)  { transition-delay: 0ms; }
.stagger-children > *:nth-child(2)  { transition-delay: 80ms; }
.stagger-children > *:nth-child(3)  { transition-delay: 160ms; }
.stagger-children > *:nth-child(4)  { transition-delay: 240ms; }
.stagger-children > *:nth-child(5)  { transition-delay: 320ms; }
.stagger-children > *:nth-child(6)  { transition-delay: 400ms; }
.stagger-children > *:nth-child(7)  { transition-delay: 480ms; }
.stagger-children > *:nth-child(8)  { transition-delay: 560ms; }
.stagger-children > *:nth-child(9)  { transition-delay: 640ms; }
.stagger-children > *:nth-child(10) { transition-delay: 720ms; }
.stagger-children > *:nth-child(11) { transition-delay: 800ms; }
.stagger-children > *:nth-child(12) { transition-delay: 880ms; }

/* ---- Hero Text Animation ---- */
.hero-letter {
  display: inline-block;
  opacity: 0;
  transform: translateY(50px);
  animation: letterReveal 0.7s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes letterReveal {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-tagline {
  opacity: 0;
  animation: fadeInUp 1s ease forwards;
  animation-delay: 1s;
}

.hero-buttons {
  opacity: 0;
  animation: fadeInUp 1s ease forwards;
  animation-delay: 1.4s;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(25px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ---- Card 3D Tilt ---- */
.tilt-card {
  transform-style: preserve-3d;
  transition: transform 0.15s ease, box-shadow 0.4s ease;
}

.tilt-card .tilt-inner {
  transform: translateZ(30px);
}

/* ---- Shimmer Effect ---- */
.shimmer {
  position: relative;
  overflow: hidden;
}
.shimmer::after {
  content: '';
  position: absolute;
  top: 0; left: -100%;
  width: 100%; height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgb(var(--c-gold) / 0.15),
    transparent
  );
  transition: left 0.6s ease;
}
.shimmer:hover::after {
  left: 100%;
}

/* ---- Magnetic Button ---- */
.magnetic-btn {
  transition: transform 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* ---- Page Transition Overlay ---- */
.page-transition {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: rgb(var(--c-ivory));
  z-index: 10000;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.35s ease;
}
.page-transition.active {
  opacity: 1;
  pointer-events: all;
}

/* ---- Navbar glass ---- */
.nav-glass {
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

/* ---- Gold line accent ---- */
.gold-line {
  width: 60px;
  height: 1.5px;
  background: linear-gradient(90deg, transparent, rgb(var(--c-gold)), transparent);
  margin: 0 auto;
}

/* ---- Moon SVG decoration ---- */
.moon-glow {
  filter: drop-shadow(0 0 20px rgb(var(--c-gold) / 0.4));
}

/* ---- Gallery Lightbox ---- */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 9998;
  background: rgba(47, 44, 41, 0.9);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s ease;
}
.lightbox.active {
  opacity: 1;
  pointer-events: all;
}
.lightbox img {
  max-width: 85vw;
  max-height: 85vh;
  border-radius: 16px;
  transform: scale(0.9);
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}
.lightbox.active img {
  transform: scale(1);
}

/* ---- Mobile menu ---- */
.mobile-menu {
  transform: translateX(100%);
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}
.mobile-menu.open {
  transform: translateX(0);
}

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

/* ---- Selection ---- */
::selection {
  background: rgb(var(--c-gold) / 0.3);
  color: #2F2C29;
}
.dark ::selection {
  color: #F7F3EE;
}

/* ---- Scrollbar ---- */
::-webkit-scrollbar {
  width: 6px;
}
::-webkit-scrollbar-track {
  background: rgb(var(--c-ivory));
}
::-webkit-scrollbar-thumb {
  background: rgb(var(--c-gold));
  border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
  background: rgb(var(--c-taupe));
}

/* ---- Language fade ---- */
[data-en], [data-th] {
  transition: opacity 0.3s ease;
}

/* ---- Placeholder image gradients ---- */
.placeholder-img {
  background: linear-gradient(135deg, rgb(var(--c-moon)), rgb(var(--c-gold)), rgb(var(--c-taupe)));
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.1rem;
  letter-spacing: 2px;
  text-transform: uppercase;
}

.placeholder-img-alt {
  background: linear-gradient(135deg, rgb(var(--c-ivory)), rgb(var(--c-moon)), rgb(var(--c-gold)));
}

.placeholder-img-dark {
  background: linear-gradient(135deg, rgb(var(--c-shadow)), rgb(var(--c-taupe)), rgb(var(--c-gold)));
}

/* ---- Floating animation for decorative elements ---- */
@keyframes float {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(-20px) rotate(2deg); }
}

.float-animation {
  animation: float 6s ease-in-out infinite;
}

/* ---- Pulse glow for CTAs ---- */
@keyframes pulseGlow {
  0%, 100% { box-shadow: 0 0 0 0 rgb(var(--c-gold) / 0.4); }
  50% { box-shadow: 0 0 20px 5px rgb(var(--c-gold) / 0.2); }
}

.pulse-glow {
  animation: pulseGlow 3s ease-in-out infinite;
}

/* ---- Gradient text ---- */
.gradient-text {
  background: linear-gradient(135deg, rgb(var(--c-taupe)), rgb(var(--c-gold)), rgb(var(--c-taupe)));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ---- Dark mode: icon visibility ---- */
.dark .dark-icon-moon { display: none; }
.dark .dark-icon-sun { display: block; }

/* ---- Dark mode: smooth transition ---- */
html.theme-transition,
html.theme-transition *,
html.theme-transition *::before,
html.theme-transition *::after {
  transition: background-color 0.4s ease, color 0.4s ease, border-color 0.4s ease, box-shadow 0.4s ease !important;
}