:root {
  --pink: #ff9ecb;
  --yellow: #ffe08a;
  --mint: #a8f0d1;
  --blue: #a6c8ff;
  --lavender: #d6b3ff;

  --bg: #fffafc;
  --text: #2a2a2a;
  --title: #231829;
  --card: rgba(255, 255, 255, 0.9);
  --card-strong: rgba(255, 255, 255, 0.95);
  --border: rgba(235, 175, 210, 0.5);
  --shadow: 0 14px 36px rgba(228, 165, 203, 0.18);

  --radius: 20px;
}

[data-theme="dark"] {
  --bg: #121218;
  --text: #f5f5f5;
  --title: #ffffff;
  --card: rgba(30, 30, 40, 0.85);
  --card-strong: rgba(35, 35, 48, 0.95);
  --border: rgba(255, 255, 255, 0.10);
  --shadow: 0 14px 36px rgba(0, 0, 0, 0.26);
}

/* Reset */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  cursor: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='44' height='44'><text y='30' font-size='24'>🌈</text></svg>") 6 6, auto;
  transition:
    background-color 0.4s ease,
    color 0.4s ease,
    border-color 0.4s ease,
    box-shadow 0.4s ease,
    opacity 0.4s ease;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Nunito", sans-serif;
  background: var(--bg);
  color: var(--text);
  overflow-x: hidden;
  position: relative;
}

/* Background */
.page-gradient {
  position: fixed;
  inset: 0;
  z-index: -3;
  background: linear-gradient(
    120deg,
    var(--pink),
    var(--yellow),
    var(--mint),
    var(--blue),
    var(--lavender)
  );
  opacity: 0.24;
  filter: blur(120px);
}

.floating-particles {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -2;
}

.floating-particles span {
  position: absolute;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  opacity: 0.4;
  animation: floatParticle 10s linear infinite;
}

.floating-particles span:nth-child(1)  { left: 8%;  top: 20%; background: var(--pink); }
.floating-particles span:nth-child(2)  { left: 20%; top: 70%; background: var(--blue); animation-duration: 12s; }
.floating-particles span:nth-child(3)  { left: 32%; top: 35%; background: var(--yellow); animation-duration: 9s; }
.floating-particles span:nth-child(4)  { left: 47%; top: 80%; background: var(--mint); animation-duration: 11s; }
.floating-particles span:nth-child(5)  { left: 60%; top: 22%; background: var(--lavender); animation-duration: 13s; }
.floating-particles span:nth-child(6)  { left: 72%; top: 62%; background: var(--pink); animation-duration: 8s; }
.floating-particles span:nth-child(7)  { left: 84%; top: 26%; background: var(--blue); animation-duration: 14s; }
.floating-particles span:nth-child(8)  { left: 90%; top: 78%; background: var(--mint); animation-duration: 10s; }
.floating-particles span:nth-child(9)  { left: 12%; top: 88%; background: var(--yellow); animation-duration: 12s; }
.floating-particles span:nth-child(10) { left: 54%; top: 10%; background: var(--lavender); animation-duration: 9s; }

@keyframes floatParticle {
  0% { transform: translateY(0) scale(1); opacity: 0.2; }
  50% { transform: translateY(-20px) scale(1.18); opacity: 0.5; }
  100% { transform: translateY(0) scale(1); opacity: 0.2; }
}

/* Loader */
.loader-screen {
  position: fixed;
  inset: 0;
  background: var(--bg);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 9999;
}

.loader-screen.hidden {
  opacity: 0;
  pointer-events: none;
}

.loader-bg-blobs {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(45px);
  opacity: 0.55;
  animation: drift 8s ease-in-out infinite;
}

.blob1 {
  width: 240px;
  height: 240px;
  background: rgba(255, 183, 220, 0.65);
  top: 6%;
  left: 8%;
}

.blob2 {
  width: 260px;
  height: 260px;
  background: rgba(201, 235, 255, 0.6);
  top: 58%;
  left: 16%;
  animation-delay: 1.2s;
}

.blob3 {
  width: 230px;
  height: 230px;
  background: rgba(191, 246, 220, 0.6);
  top: 12%;
  right: 10%;
  animation-delay: 2s;
}

.blob4 {
  width: 270px;
  height: 270px;
  background: rgba(255, 232, 166, 0.45);
  bottom: 6%;
  right: 6%;
  animation-delay: 0.8s;
}

@keyframes drift {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(18px, -15px) scale(1.06); }
}

.loader-card {
  position: relative;
  text-align: center;
  padding: 38px 26px;
  width: min(92vw, 460px);
  border-radius: 30px;
  background: var(--card-strong);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  animation: loaderPop 0.9s ease;
}

@keyframes loaderPop {
  0% { transform: scale(0.94); opacity: 0; }
  100% { transform: scale(1); opacity: 1; }
}

.loader-rainbow {
  font-size: 3rem;
  animation: bounceGlow 2s ease-in-out infinite;
}

.loader-card h1 {
  margin: 10px 0 8px;
  font-family: "Baloo 2", cursive;
  font-size: clamp(2rem, 4vw, 3rem);
  color: var(--title);
}

.loader-card p {
  margin: 0 0 18px;
  font-weight: 800;
}

.loader-bar-wrap {
  width: 200px;
  max-width: 100%;
  height: 10px;
  background: rgba(220, 220, 220, 0.55);
  border-radius: 999px;
  overflow: hidden;
  margin: 0 auto;
}

.loader-bar {
  width: 0%;
  height: 100%;
  background: linear-gradient(
    90deg,
    var(--pink),
    var(--yellow),
    var(--mint),
    var(--blue)
  );
  animation: load 1.5s ease forwards;
}

@keyframes load {
  0% { width: 0; }
  100% { width: 100%; }
}

.loader-sparkles {
  margin-top: 14px;
  display: flex;
  justify-content: center;
  gap: 10px;
  font-size: 1.15rem;
}

.loader-sparkles span {
  animation: sparkleJump 1.8s ease-in-out infinite;
}

.loader-sparkles span:nth-child(2) { animation-delay: 0.2s; }
.loader-sparkles span:nth-child(3) { animation-delay: 0.4s; }
.loader-sparkles span:nth-child(4) { animation-delay: 0.6s; }

@keyframes sparkleJump {
  0%, 100% { transform: translateY(0); opacity: 0.6; }
  50% { transform: translateY(-6px); opacity: 1; }
}

@keyframes bounceGlow {
  0%, 100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-6px) scale(1.05); }
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  backdrop-filter: blur(10px);
  background: rgba(255, 255, 255, 0.7);
  border-bottom: 1px solid var(--border);
}

[data-theme="dark"] .site-header {
  background: rgba(0, 0, 0, 0.45);
}

.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 14px;
  padding: 15px 30px;
}

.logo-pill {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: inherit;
  background: var(--card);
  padding: 10px 14px;
  border-radius: 999px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}

.logo-icon {
  font-size: 1.5rem;
  animation: floatLogo 3s ease-in-out infinite;
}

@keyframes floatLogo {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-5px); }
}

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1;
}

.logo-text strong {
  font-family: "Baloo 2", cursive;
  color: var(--title);
}

.logo-text small {
  margin-top: 4px;
  opacity: 0.85;
  font-size: 0.84rem;
}

/* Nav */
.main-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.main-nav a,
.mobile-menu a {
  margin: 0 4px;
  text-decoration: none;
  color: inherit;
  font-weight: bold;
  position: relative;
  padding: 10px 12px;
  border-radius: 999px;
}

.main-nav a::after {
  content: "";
  position: absolute;
  bottom: 3px;
  left: 50%;
  width: 0%;
  height: 3px;
  background: linear-gradient(90deg, var(--pink), var(--yellow), var(--mint));
  transition: 0.3s;
  border-radius: 999px;
}

.main-nav a:hover::after {
  width: 70%;
  left: 15%;
}

.main-nav a:hover,
.mobile-menu a:hover {
  background: rgba(255,255,255,0.4);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.theme-toggle,
.menu-toggle,
.back-to-top {
  border: none;
  font-family: inherit;
}

.theme-toggle {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, var(--pink), var(--blue));
  color: #231829;
  font-weight: bold;
  padding: 10px 14px;
  border-radius: 999px;
  box-shadow: var(--shadow);
}

.menu-toggle {
  display: none;
  width: 50px;
  height: 50px;
  border-radius: 18px;
  background: var(--card);
  border: 1px solid var(--border);
  padding: 10px;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
}

.menu-toggle span {
  display: block;
  height: 3px;
  border-radius: 999px;
  background: var(--title);
}

.mobile-menu {
  display: none;
  padding: 0 18px 12px;
  flex-wrap: wrap;
  gap: 8px;
}

.mobile-menu.open {
  display: flex;
}

/* Main */
main {
  max-width: 1240px;
  margin: 0 auto;
  padding: 28px 18px 90px;
}

.section {
  padding: 60px 0;
}

.section-title {
  text-align: center;
  margin-bottom: 40px;
}

.center-title {
  text-align: center;
}

.section-title h2 {
  font-family: "Baloo 2", cursive;
  font-size: clamp(1.8rem, 3vw, 2.8rem);
  color: var(--title);
}

.section-title span {
  display: inline-block;
  margin-bottom: 8px;
  font-size: 1.4rem;
}

/* Hero */
.hero {
  padding-top: 40px;
  text-align: center;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 20px;
  align-items: stretch;
}

.badge {
  display: inline-block;
  background: linear-gradient(135deg, var(--pink), var(--yellow), var(--mint), var(--blue));
  padding: 10px 16px;
  border-radius: 999px;
  font-weight: bold;
  color: #2a1b33;
  margin-bottom: 14px;
  background-size: 200% auto;
  animation: rainbowText 6s linear infinite;
}

.hero h1,
.hero-text h1 {
  font-size: clamp(2.2rem, 5vw, 4.4rem);
  color: var(--title);
  margin-bottom: 14px;
  line-height: 1;
}

.hero h1 span,
.hero-text h1 span {
  display: inline-block;
  background: linear-gradient(
    90deg,
    var(--pink),
    var(--yellow),
    var(--mint),
    var(--blue),
    var(--lavender)
  );
  background-size: 200% auto;
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
  animation: rainbowText 6s linear infinite;
}

@keyframes rainbowText {
  0% { background-position: 0% 50%; }
  100% { background-position: 200% 50%; }
}

.hero p,
.hero-text p {
  line-height: 1.8;
  font-size: 1.05rem;
}

.hero-buttons {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 18px;
}

/* Cards */
.card {
  background: var(--card);
  border-radius: var(--radius);
  padding: 22px;
  position: relative;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}

.card:hover {
  transform: translateY(-6px) scale(1.02);
  box-shadow: 0 20px 50px rgba(255,150,200,0.25);
}

.card::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(
    120deg,
    var(--pink),
    var(--yellow),
    var(--mint),
    var(--blue)
  );
  opacity: 0;
  transition: 0.4s;
  z-index: 0;
  pointer-events: none;
}

.card:hover::after {
  opacity: 0.12;
}

.card > * {
  position: relative;
  z-index: 1;
}

.glow-card {
  animation: gentlePulse 5s ease-in-out infinite;
}

@keyframes gentlePulse {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-3px); }
}

/* Visual side */
.rainbow-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.rainbow-circle {
  width: min(100%, 300px);
  aspect-ratio: 1 / 1;
  margin: 0 auto 18px;
  border-radius: 50%;
  padding: 18px;
  background: conic-gradient(
    var(--pink),
    var(--yellow),
    var(--mint),
    var(--blue),
    var(--lavender),
    var(--pink)
  );
  animation: rotateSlow 10s linear infinite;
}

.inner-cloud {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background: var(--card-strong);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  font-size: 2rem;
  border: 1px solid var(--border);
}

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

.mini-info-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.mini-box {
  background: var(--card-strong);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 14px;
  animation: floatMini 4s ease-in-out infinite;
}

.mini-box:nth-child(2) { animation-delay: 0.3s; }
.mini-box:nth-child(3) { animation-delay: 0.6s; }
.mini-box:nth-child(4) { animation-delay: 0.9s; }

@keyframes floatMini {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-4px); }
}

.mini-box strong {
  display: block;
  margin-bottom: 4px;
  color: var(--title);
}

/* Grids */
.grid-2 {
  display: grid;
  gap: 20px;
  grid-template-columns: repeat(2, 1fr);
}

.grid-3 {
  display: grid;
  gap: 20px;
  grid-template-columns: repeat(3, 1fr);
}

.rules-grid {
  display: grid;
  gap: 20px;
  grid-template-columns: repeat(2, 1fr);
}

/* Buttons */
.btn {
  padding: 12px 20px;
  border-radius: 999px;
  text-decoration: none;
  font-weight: bold;
  position: relative;
  overflow: hidden;
}

.btn.primary {
  background: var(--pink);
  color: white;
}

.btn.secondary {
  border: 2px solid var(--pink);
  color: inherit;
  background: rgba(255,255,255,0.35);
}

[data-theme="dark"] .btn.secondary {
  background: rgba(255,255,255,0.04);
}

.btn::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, transparent, rgba(255,255,255,0.5), transparent);
  transform: translateX(-100%);
}

.btn:hover::before {
  animation: shine 0.8s ease;
}

@keyframes shine {
  to { transform: translateX(100%); }
}

/* Icons */
.project-icon,
.support-icon,
.artist-icon {
  width: 60px;
  height: 60px;
  display: grid;
  place-items: center;
  font-size: 1.6rem;
  border-radius: 18px;
  margin-bottom: 14px;
  background: linear-gradient(135deg, var(--pink), var(--yellow), var(--blue));
  color: #2a1b33;
  box-shadow: var(--shadow);
}

.artist-top {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 10px;
}

.artist-top h3 {
  color: var(--title);
  margin-bottom: 2px;
}

.artist-role {
  opacity: 0.8;
  font-weight: bold;
}

.artist-links {
  margin-top: 10px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.artist-links a {
  background: rgba(255,255,255,0.7);
  padding: 8px 12px;
  border-radius: 999px;
  text-decoration: none;
  font-size: 0.9em;
  color: inherit;
  border: 1px solid var(--border);
}

[data-theme="dark"] .artist-links a {
  background: rgba(255,255,255,0.05);
}

.soft-note {
  display: inline-block;
  margin-top: 14px;
  padding: 10px 14px;
  border-radius: 999px;
  font-weight: bold;
  background: linear-gradient(135deg, rgba(255,183,220,0.45), rgba(201,235,255,0.42));
}

.link-card {
  text-decoration: none;
  color: inherit;
}

/* Rules */
.rule-card {
  text-align: left;
}

.rule-number {
  width: 46px;
  height: 46px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  font-weight: bold;
  margin-bottom: 12px;
  background: linear-gradient(135deg, var(--pink), var(--yellow), var(--mint), var(--blue));
  color: #2a1b33;
}

.final-rule-card {
  margin-top: 20px;
  text-align: center;
}

/* Back to top */
.back-to-top {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background: var(--pink);
  color: white;
  border-radius: 50%;
  padding: 10px 14px;
  display: none;
  z-index: 20;
  animation: pulse 2s infinite;
}

.back-to-top.show {
  display: block;
}

@keyframes pulse {
  0%,100% { transform: scale(1); }
  50% { transform: scale(1.1); }
}

/* Reveal */
.reveal {
  opacity: 0;
  transform: translateY(20px);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
  transition: 0.8s ease;
}

/* Footer */
.site-footer {
  text-align: center;
  padding: 0 18px 30px;
  font-weight: bold;
  opacity: 0.9;
}

/* Responsive */
@media (max-width: 1080px) {
  .main-nav {
    display: none;
  }

  .menu-toggle {
    display: flex;
  }

  .hero-grid,
  .grid-3,
  .rules-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 900px) {
  .grid-2,
  .grid-3,
  .rules-grid {
    grid-template-columns: 1fr;
  }

  .header-inner {
    flex-wrap: wrap;
    padding: 15px 18px;
  }
}

@media (max-width: 640px) {
  main {
    padding: 20px 12px 80px;
  }

  .card {
    padding: 18px;
  }

  .logo-text small,
  .theme-label {
    display: none;
  }

  .mini-info-grid {
    grid-template-columns: 1fr;
  }
}