/* ==========================================================================
   Design System & Tokens - Marbled Rose Neobrutalist Waitlist
   ========================================================================== */
:root {
  /* Core Color Palette */
  --bg-primary: #fcfbe7;           /* Soft vanilla cream from the image */
  --dot-color: #b7ded1;            /* Mint dot grid tint */
  --neon-lime: #c8fe01;            /* Electric lime yellow accent & button fill */
  --neon-lime-hover: #d3ff24;      /* Brighter lime for hover states */
  --wave-lavender: #d3ccfd;        /* Soft violet horizon background at bottom */
  
  /* Text & Border Color */
  --color-black: #000000;
  --color-dark: #121212;
  --color-white: #ffffff;

  /* Playful Candy Logo Colors */
  --color-orange: #ff8800;
  --color-gold: #ffaa00;
  --color-pink: #ff57b9;
  --color-blue: #32a2ff;
  --color-green: #2ecc71;
  --color-purple: #9b59b6;
  --color-teal: #1abc9c;
  --color-red: #ff4757;
  --color-yellow: #feca57;
  
  /* Dimensions & Shadows (Neobrutalism Style) */
  --border-thick: 3px solid var(--color-black);
  --border-radius-card: 16px;
  --border-radius-btn: 14px;
  --box-shadow-std: 5px 5px 0px var(--color-black);
  --box-shadow-hover: 7px 7px 0px var(--color-black);
  --box-shadow-active: 2px 2px 0px var(--color-black);
  --box-shadow-card: 6px 6px 0px var(--color-black);

  /* Typography */
  --font-heading: 'Space Grotesk', -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-logo: 'Fredoka', sans-serif;
}

/* ==========================================================================
   Reset & Base Styles
   ========================================================================== */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html, body {
  width: 100%;
  min-height: 100vh;
  background-color: var(--bg-primary);
  /* Crisp dotted grid pattern exactly like the design reference */
  background-image: radial-gradient(var(--dot-color) 1.6px, transparent 1.6px);
  background-size: 24px 24px;
  background-position: 0 0;
  font-family: var(--font-body);
  color: var(--color-dark);
  overflow-x: hidden;
  position: relative;
}

#confetti-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 1000;
}

.page-container {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  justify-content: space-between;
}

/* ==========================================================================
   Header & Navigation
   ========================================================================== */
.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 2.5rem 5% 1.5rem;
  max-width: 1400px;
  width: 100%;
  margin: 0 auto;
  z-index: 10;
}

.logo-container {
  cursor: pointer;
  user-select: none;
  transition: transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.logo-container:hover {
  transform: scale(1.05) rotate(-2deg);
}

.logo-image {
  height: 72px;
  width: auto;
  object-fit: contain;
  display: block;
  transition: transform 0.25s ease;
}

.social-links {
  display: flex;
  gap: 1rem;
  align-items: center;
}

/* ==========================================================================
   Neobrutalist Buttons & Interactive Elements
   ========================================================================== */
.neo-btn {
  background-color: var(--neon-lime);
  border: var(--border-thick);
  border-radius: var(--border-radius-btn);
  box-shadow: var(--box-shadow-std);
  color: var(--color-black);
  font-family: var(--font-heading);
  font-weight: 700;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.15s cubic-bezier(0.2, 0, 0, 1);
  outline: none;
}

.icon-btn {
  width: 54px;
  height: 54px;
  padding: 0;
}

.neo-btn:hover {
  background-color: var(--neon-lime-hover);
  transform: translate(-2px, -2px);
  box-shadow: var(--box-shadow-hover);
}

.neo-btn:active {
  transform: translate(3px, 3px);
  box-shadow: var(--box-shadow-active);
}

.neo-box {
  background-color: var(--color-white);
  border: var(--border-thick);
  border-radius: var(--border-radius-card);
  box-shadow: var(--box-shadow-std);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero-section {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 3rem 5% 4rem;
  z-index: 5;
}

.hero-content {
  max-width: 950px;
  width: 100%;
}

.hero-title {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: clamp(2.5rem, 5vw, 4.3rem);
  letter-spacing: 2px;
  line-height: 1.25;
  color: var(--color-black);
  text-transform: uppercase;
  margin-bottom: 1rem;
}

/* Electric lime rectangular accent highlight behind FUTURE: */
.highlight-box {
  background-color: var(--neon-lime);
  padding: 0 12px;
  border-radius: 4px;
  display: inline-block;
  white-space: nowrap;
  position: relative;
  z-index: 1;
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.highlight-box:hover {
  transform: scale(1.03) rotate(1deg);
}

.hero-subtitle {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: clamp(1.1rem, 2.5vw, 1.65rem);
  letter-spacing: 4px;
  color: var(--color-dark);
  text-transform: uppercase;
  margin-bottom: 2.8rem;
}

/* ==========================================================================
   Waitlist Form & Inputs
   ========================================================================== */
.form-wrapper {
  max-width: 440px;
  width: 100%;
  margin: 0 auto;
}

.waitlist-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.input-container {
  display: flex;
  align-items: center;
  height: 62px;
  padding: 0 1.4rem;
  gap: 12px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.input-container:focus-within {
  transform: translate(-2px, -2px);
  box-shadow: var(--box-shadow-hover);
}

.envelope-icon {
  color: var(--color-dark);
  flex-shrink: 0;
}

.email-input {
  width: 100%;
  height: 100%;
  border: none;
  outline: none;
  background: transparent;
  font-family: var(--font-body);
  font-size: 1.12rem;
  font-weight: 600;
  color: var(--color-dark);
}

.email-input::placeholder {
  color: #666666;
  font-weight: 500;
}

.submit-btn {
  height: 62px;
  width: 100%;
  font-size: 1.25rem;
  gap: 12px;
}

.submit-btn .arrow-icon {
  transition: transform 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.submit-btn:hover .arrow-icon {
  transform: translateX(6px);
}

/* Success Banner on Submit */
.success-banner {
  padding: 2rem 1.5rem;
  background-color: var(--neon-lime);
  text-align: center;
  animation: popIn 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
}

.success-icon {
  font-size: 2.8rem;
  margin-bottom: 0.8rem;
  animation: celebrateBounce 0.8s ease infinite alternate;
}

.success-banner h3 {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--color-black);
  margin-bottom: 0.5rem;
}

.success-banner p {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.5;
  color: var(--color-dark);
  font-weight: 600;
}

.hidden {
  display: none !important;
}

@keyframes popIn {
  0% { opacity: 0; transform: scale(0.8) translateY(20px); }
  100% { opacity: 1; transform: scale(1) translateY(0); }
}

@keyframes celebrateBounce {
  0% { transform: translateY(0) rotate(0deg); }
  100% { transform: translateY(-8px) rotate(10deg); }
}

/* ==========================================================================
   Bottom Wavy Horizon & 4 Character Cards Showcase
   ========================================================================== */
.characters-section {
  position: relative;
  width: 100%;
  padding-bottom: 4rem;
  margin-top: 2rem;
  z-index: 3;
}

.wave-bg-container {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 60%;
  z-index: -1;
  display: flex;
  flex-direction: column;
  pointer-events: none;
}

.wave-svg {
  width: 100%;
  height: 120px;
  display: block;
}

.wave-solid {
  background-color: var(--wave-lavender);
  flex-grow: 1;
  width: 100%;
}

.characters-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  max-width: 1300px;
  margin: 0 auto;
  padding: 0 4%;
}

.nft-card {
  position: relative;
  border: var(--border-thick);
  border-radius: var(--border-radius-card);
  box-shadow: var(--box-shadow-card);
  background: var(--color-white);
  overflow: hidden;
  cursor: pointer;
  aspect-ratio: 1 / 1;
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  user-select: none;
}

.nft-card:hover {
  transform: translateY(-12px) rotate(-1.5deg);
  box-shadow: 10px 14px 0px var(--color-black);
  z-index: 15;
}

.nft-card:nth-child(even):hover {
  transform: translateY(-12px) rotate(1.5deg);
}

.nft-card:active {
  transform: translateY(-4px) scale(0.98);
  box-shadow: 4px 6px 0px var(--color-black);
}

/* Background tints matching the original character card glows */
.card-orange   { background: linear-gradient(135deg, #ffd79e, #ffaa45); }
.card-lavender { background: linear-gradient(135deg, #e4c2fd, #93b9ff); }
.card-yellow   { background: linear-gradient(135deg, #fffaaa, #fed56d); }
.card-rainbow  { background: linear-gradient(135deg, #aeffe3, #ffade6); }

.card-inner {
  width: 100%;
  height: 100%;
  overflow: hidden;
}

.card-inner img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.nft-card:hover .card-inner img {
  transform: scale(1.06);
}

/* Interactive Speech Bubbles over NFT characters */
.speech-bubble {
  position: absolute;
  top: 15px;
  left: 50%;
  transform: translateX(-50%);
  background-color: var(--color-white);
  color: var(--color-black);
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 700;
  padding: 6px 14px;
  border: 2.5px solid var(--color-black);
  border-radius: 20px;
  box-shadow: 3px 3px 0px var(--color-black);
  z-index: 20;
  white-space: nowrap;
  animation: bubblePop 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
  pointer-events: none;
}

.speech-bubble::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 50%;
  transform: translateX(-50%);
  border-width: 7px 7px 0;
  border-style: solid;
  border-color: var(--color-black) transparent;
  display: block;
  width: 0;
}

@keyframes bubblePop {
  0% { opacity: 0; transform: translate(-50%, 10px) scale(0.6); }
  100% { opacity: 1; transform: translate(-50%, 0) scale(1); }
}

/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */
@media (max-width: 1100px) {
  .characters-grid {
    grid-template-columns: repeat(2, 1fr);
    max-width: 680px;
    gap: 1.8rem;
  }
}

@media (max-width: 650px) {
  .navbar {
    padding: 1.5rem 5% 1rem;
  }

  .logo-image {
    height: 52px;
  }

  .icon-btn {
    width: 48px;
    height: 48px;
  }
  
  .hero-section {
    padding: 2rem 5% 3rem;
  }

  .hero-title {
    font-size: 2.4rem;
    letter-spacing: 1px;
  }

  .hero-subtitle {
    font-size: 1.15rem;
    letter-spacing: 2px;
  }

  .characters-grid {
    grid-template-columns: 1fr;
    max-width: 340px;
    gap: 1.5rem;
  }

  .wave-bg-container {
    height: 75%;
  }
}