/**
 * Per-section themes: --color-paper, --color-blush, --color-lilac are space-separated RGB
 * (e.g. 243 235 228) so Tailwind can use rgb(var(--x) / <alpha>).
 */

:root {
  --color-paper: 248 250 252;
  --color-blush: 14 165 233;
  --color-lilac: 15 23 42;
}

.theme-navy {
  --color-paper: 3 7 18; /* Deepest Navy/Space Black */
  --color-blush: 56 189 248; /* Sky Blue accent */
  --color-lilac: 249 250 251; /* Clean white */
}

.theme-crimson {
  --color-paper: 153 27 27; /* Vibrant Solid Red */
  --color-blush: 254 202 202; /* Very soft pink accent */
  --color-lilac: 255 255 255; /* Pure white text */
}

.theme-emerald {
  --color-paper: 6 78 59; /* Rich Solid Emerald */
  --color-blush: 52 211 153; /* Brighter Emerald accent */
  --color-lilac: 255 255 255; /* Pure white for maximum contrast */
}

.theme-arctic {
  --color-paper: 255 255 255;
  --color-blush: 59 130 246;
  --color-lilac: 17 24 39;
}

.theme-beige {
  --color-paper: 255 251 235;
  --color-blush: 180 83 9;
  --color-lilac: 69 26 3;
}



.theme-slate-gray {
  --color-paper: 15 23 42;
  --color-blush: 148 163 184;
  --color-lilac: 255 255 255;
}

/* Common UI Elements (used by other sections) */
.section-artwork {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

.ambient-blobs {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.ambient-blobs span {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.25;
  animation: blob-float 15s ease-in-out infinite alternate;
}

.ambient-blobs .b1 {
  width: 45vw;
  height: 45vw;
  background: rgb(var(--color-blush));
  top: -10%;
  left: -10%;
}

.ambient-blobs .b2 {
  width: 35vw;
  height: 35vw;
  background: rgb(var(--color-lilac) / 0.15);
  bottom: -5%;
  right: -5%;
  animation-delay: -5s;
}

@keyframes blob-float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(4%, 3%) scale(1.1); }
  66% { transform: translate(-2%, 5%) scale(0.9); }
}

.glass-panel {
  background: rgb(var(--color-lilac) / 0.03);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid rgb(var(--color-lilac) / 0.08);
  box-shadow: 
    0 4px 6px -1px rgb(0 0 0 / 0.1),
    0 2px 4px -2px rgb(0 0 0 / 0.1),
    inset 0 1px 1px rgb(255 255 255 / 0.05);
}

.theme-arctic .glass-panel {
  background: rgb(var(--color-paper) / 0.15);
  border-color: rgb(var(--color-lilac) / 0.15);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.theme-emerald .glass-panel {
  background: rgb(255 255 255 / 0.12);
  border-color: rgb(255 255 255 / 0.2);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.neo-inset {
  box-shadow: 
    inset 4px 4px 12px rgb(0 0 0 / 0.05),
    inset -4px -4px 12px rgb(255 255 255 / 0.5);
}

/* Minimal Space Layer */
.stars-layer {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 1.0;
}

.star {
  position: absolute;
  background: white;
  border-radius: 50%;
  opacity: 0;
  animation: twinkle var(--duration, 3s) ease-in-out infinite var(--delay, 0s);
}

@keyframes twinkle {
  0%, 100% { opacity: 0; transform: scale(0.5); }
  50% { opacity: var(--max-opacity, 0.7); transform: scale(1); }
}

/* Shooting Star (Falling Star) */
.shooting-star {
  position: absolute;
  height: 1px;
  background: linear-gradient(90deg, rgb(var(--color-lilac)), transparent);
  filter: drop-shadow(0 0 3px rgb(var(--color-lilac) / 0.5));
  pointer-events: none;
  z-index: 1;
  opacity: 0;
  transform-origin: right;
  animation: shooting-star-anim 2.5s ease-out;
}

@keyframes shooting-star-anim {
  0% { transform: translate(0, 0) rotate(-45deg) scaleX(0); opacity: 0; }
  10% { opacity: 0.4; transform: translate(0, 0) rotate(-45deg) scaleX(1); }
  90% { opacity: 0.4; }
  100% { transform: translate(-600px, 600px) rotate(-45deg) scaleX(1); opacity: 0; }
}

html {
  scroll-behavior: smooth;
  scroll-snap-type: y mandatory;
}

section {
  scroll-snap-align: start;
  scroll-snap-stop: always;
  position: relative;
  overflow: hidden;
}

.reveal {
  opacity: 0;
  transform: translateY(30px) scale(0.98);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.reveal-delay-1 {
  transition-delay: 0.08s;
}
.reveal-delay-2 {
  transition-delay: 0.16s;
}
.reveal-delay-3 {
  transition-delay: 0.24s;
}

.hide-scrollbar::-webkit-scrollbar {
  display: none;
}
.hide-scrollbar {
  -ms-overflow-style: none;
  scrollbar-width: none;
}

.project-card {
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1), 
              opacity 0.6s ease, 
              filter 0.6s ease,
              box-shadow 0.6s ease,
              background 0.4s ease;
  filter: grayscale(0.8);
  opacity: 0.3;
  transform: scale(0.85);
  cursor: pointer;
  min-height: 480px;
}

.project-card.is-active {
  filter: grayscale(0);
  opacity: 1;
  transform: scale(1.1);
  z-index: 20;
  background: rgb(var(--color-lilac) / 0.08);
  box-shadow: 
    0 40px 80px -20px rgba(0, 0, 0, 0.4),
    inset 0 0 0 1px rgb(var(--color-lilac) / 0.15);
}

.project-card:hover:not(.is-active) {
  opacity: 0.5;
  transform: scale(0.9);
}

.timeline-line {
  background: linear-gradient(
    180deg,
    rgb(var(--color-lilac) / 0.45),
    rgb(var(--color-lilac) / 0.2)
  );
}

.music-btn-active {
  box-shadow: 0 0 0 2px #18181b, 0 0 0 4px rgb(255 255 255 / 0.35);
}

.sortable-ghost {
  opacity: 0.4;
  scale: 0.95;
  filter: grayscale(0.5);
  cursor: grabbing;
}

.sortable-drag {
  opacity: 0.95;
  scale: 1.05;
  box-shadow: 0 40px 60px -15px rgba(0, 0, 0, 0.4);
  cursor: grabbing;
}

.draggable-item {
  cursor: grab;
  user-select: none;
  touch-action: none;
}

.draggable-item:active {
  cursor: grabbing;
}

.drag-handle {
  cursor: move;
  opacity: 0.5;
  transition: opacity 0.3s ease;
}

.draggable-item:hover .drag-handle {
  opacity: 1;
}

.skill-chip {
  padding: 0.5rem 1.25rem;
  border-radius: 1.25rem;
  font-size: 0.875rem;
  font-weight: 600;
  background: rgb(var(--color-lilac) / 0.05);
  color: rgb(var(--color-lilac));
  border: 1px solid rgb(var(--color-lilac) / 0.12);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 2px 4px -1px rgb(0 0 0 / 0.05);
}

.skill-chip:hover {
  background: rgb(var(--color-lilac) / 0.1);
  border-color: rgb(var(--color-lilac) / 0.3);
  transform: translateY(-3px);
  box-shadow: 0 10px 15px -3px rgb(0 0 0 / 0.1);
}

/* New Animations */
@keyframes marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.marquee-container {
  display: flex;
  overflow: hidden;
  user-select: none;
  gap: 2rem;
  mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
}

.marquee-content {
  display: flex;
  flex-shrink: 0;
  gap: 2rem;
  animation: marquee 30s linear infinite;
}

.marquee-content:hover {
  animation-play-state: paused;
}

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

@keyframes float-artwork {
  0%, 100% { transform: translate(0, 0) rotate(0deg); }
  25% { transform: translate(10px, 15px) rotate(2deg); }
  50% { transform: translate(-5px, 20px) rotate(-1deg); }
  75% { transform: translate(-15px, 10px) rotate(1deg); }
}

.floating-artwork {
  animation: float-artwork 20s ease-in-out infinite;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  .ambient-blobs span,
  .hero-mesh,
  .hero-ring,
  .hero-showcase,
  .reveal,
  .marquee-content,
  .floating-artwork {
    animation: none !important;
    transition: none !important;
  }
  .reveal {
    opacity: 1;
    transform: none;
  }
}



/* Ambient Floating Images for About Section */
.bouncer {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 5; /* Behind text (z-10) but in front of background (z-0) */
  pointer-events: none;
  opacity: 0.8;
  filter: contrast(1.1) brightness(1.05);
  will-change: transform;
}

.about-large, .stable-spinner.about-large {
  width: 180px; 
}

.about-small {
  width: 110px; 
}

@media (max-width: 768px) {
  .about-large, .stable-spinner.about-large { width: 100px; opacity: 0.5; }
  .about-small { width: 60px; opacity: 0.4; }
  .stable-spinner { right: 5% !important; top: 15% !important; }
}