:root {
  --leaf-green: #4A6640;
  --leaf-green-dark: #3A5230;
  --leaf-green-light: #5B7C4F;
  --cream: #F5F0E8;
  --cream-dark: #E8E0D0;
  --earth-brown: #6B5240;
  --earth-brown-light: #8B6F4E;
  --earth-brown-dark: #5A4535;
  --gold: #B8922A;
  --gold-light: #C9A227;
  --gold-pale: #F5E6B8;
  --text-dark: #3D3628;
  --text-muted: #5A4D3F;
  --white: #FFFFFF;
  --error: #B83A3A;
  --shadow-soft: 0 4px 20px rgba(59, 77, 49, 0.12);
  --shadow-medium: 0 8px 32px rgba(59, 77, 49, 0.18);
  --shadow-gold: 0 4px 20px rgba(107, 82, 64, 0.35);
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-full: 50%;
  --font-main: 'Rubik', -apple-system, BlinkMacSystemFont, sans-serif;
  --transition-fast: 0.2s ease;
  --transition-medium: 0.4s ease;
  --transition-slow: 0.6s ease;
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-main);
  background: var(--cream);
  color: var(--text-dark);
  min-height: 100vh;
  min-height: 100dvh;
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
}

/* Background Pattern */
.bg-pattern {
  position: fixed;
  inset: 0;
  z-index: -2;
  background: 
    radial-gradient(ellipse at 15% 15%, rgba(74, 102, 64, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 85% 85%, rgba(107, 82, 64, 0.06) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 100%, rgba(74, 102, 64, 0.05) 0%, transparent 60%);
  pointer-events: none;
}

.bg-pattern::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg width='80' height='80' viewBox='0 0 80 80' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M40 15c0 0-12 8-12 20s6 12 12 12 12-2 12-12-12-20-12-20z' fill='%234A6640' fill-opacity='0.03'/%3E%3Ccircle cx='15' cy='60' r='3' fill='%236B5240' fill-opacity='0.03'/%3E%3Ccircle cx='65' cy='25' r='2' fill='%234A6640' fill-opacity='0.03'/%3E%3C/svg%3E");
  background-size: 160px 160px;
}

/* Floating Leaves */
.floating-leaves {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  overflow: hidden;
}

.leaf {
  position: absolute;
  font-size: 2rem;
  opacity: 0.12;
  animation: float 20s ease-in-out infinite;
}

.leaf-1 {
  top: 10%;
  inset-inline-end: 8%;
  animation-delay: 0s;
}

.leaf-2 {
  top: 60%;
  inset-inline-start: 5%;
  animation-delay: -7s;
  font-size: 1.5rem;
}

.leaf-3 {
  bottom: 20%;
  inset-inline-end: 12%;
  animation-delay: -14s;
  font-size: 1.75rem;
}

@keyframes float {
  0%, 100% {
    transform: translateY(0) rotate(0deg);
  }
  25% {
    transform: translateY(-15px) rotate(5deg);
  }
  50% {
    transform: translateY(5px) rotate(-3deg);
  }
  75% {
    transform: translateY(-10px) rotate(3deg);
  }
}

/* Header */
.site-header {
  padding: var(--space-md) var(--space-lg);
  display: flex;
  justify-content: center;
  position: relative;
  z-index: 10;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo-leaf {
  width: 36px;
  height: 36px;
}

.logo-text {
  font-size: 1.375rem;
  font-weight: 600;
  color: var(--leaf-green);
  letter-spacing: -0.01em;
}

/* Main Content */
.main-content {
  max-width: 520px;
  margin: 0 auto;
  padding: 0 var(--space-md) var(--space-xl);
}

/* Hero Section */
.hero {
  text-align: center;
}

.hero.hidden {
  display: none;
}

.hero-title {
  margin-bottom: var(--space-sm);
}

.title-line {
  display: block;
  font-size: clamp(1.875rem, 7vw, 2.5rem);
  font-weight: 600;
  color: var(--leaf-green);
  line-height: 1.15;
}

.title-accent {
  display: block;
  font-size: clamp(1.0625rem, 3.5vw, 1.25rem);
  font-weight: 400;
  color: var(--earth-brown);
  margin-top: 0.375rem;
}

.hero-subtitle {
  font-size: 1rem;
  color: var(--text-muted);
  margin-bottom: var(--space-md);
  font-weight: 400;
  max-width: 28ch;
  margin-inline: auto;
}

/* Wheel Container */
.wheel-container {
  margin: 0 auto var(--space-md);
  display: flex;
  justify-content: center;
}

.wheel-frame {
  position: relative;
  width: min(300px, 80vw);
  height: min(300px, 80vw);
}

.wheel-pointer {
  position: absolute;
  top: -6px;
  left: 50%;
  transform: translateX(-50%);
  width: 32px;
  height: 44px;
  z-index: 10;
  filter: drop-shadow(0 3px 6px rgba(0,0,0,0.25));
}

.wheel {
  width: 100%;
  height: 100%;
  border-radius: var(--radius-full);
  box-shadow: 
    var(--shadow-medium),
    inset 0 0 0 5px var(--cream-dark),
    inset 0 0 0 9px var(--earth-brown-light);
  overflow: hidden;
  transition: transform 0s;
  will-change: transform;
}

.wheel.spinning {
  transition: transform 5s cubic-bezier(0.17, 0.67, 0.12, 0.99);
}

#wheelCanvas {
  width: 100%;
  height: 100%;
  display: block;
}

.wheel-center {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 52px;
  height: 52px;
  background: linear-gradient(145deg, var(--cream), var(--cream-dark));
  border: 3px solid var(--earth-brown-light);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.375rem;
  box-shadow: 
    0 2px 8px rgba(0,0,0,0.15),
    inset 0 1px 2px rgba(255,255,255,0.6);
  z-index: 5;
}

/* Entry Form */
.entry-form {
  background: var(--white);
  padding: var(--space-md) var(--space-lg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
}

.form-group {
  margin-bottom: var(--space-md);
  text-align: start;
}

.form-group:last-of-type {
  margin-bottom: var(--space-sm);
}

.form-group label {
  display: block;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--text-dark);
  margin-bottom: var(--space-xs);
}

.form-group .required {
  color: var(--error);
}

.form-group .optional {
  font-weight: 400;
  color: var(--text-muted);
  font-size: 0.8125rem;
}

.form-group input {
  width: 100%;
  padding: 0.8125rem 1rem;
  font-size: 1rem;
  font-family: var(--font-main);
  border: 2px solid var(--cream-dark);
  border-radius: var(--radius-md);
  background: var(--cream);
  color: var(--text-dark);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-group input[type="email"] {
  direction: ltr;
  text-align: left;
}

.form-group input:focus {
  outline: none;
  border-color: var(--leaf-green);
  box-shadow: 0 0 0 3px rgba(74, 102, 64, 0.15);
}

.form-group input::placeholder {
  color: var(--text-muted);
  opacity: 0.6;
}

.form-group input.invalid {
  border-color: var(--error);
}

.form-group input.invalid:focus {
  box-shadow: 0 0 0 3px rgba(184, 58, 58, 0.15);
}

.error-message {
  display: block;
  font-size: 0.8125rem;
  color: var(--error);
  margin-top: var(--space-xs);
}

.error-message.hidden {
  display: none;
}

.spin-btn {
  width: 100%;
  padding: 0.9375rem var(--space-lg);
  font-size: 1.125rem;
  font-weight: 500;
  font-family: var(--font-main);
  color: var(--white);
  background: linear-gradient(145deg, var(--leaf-green), var(--leaf-green-dark));
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  box-shadow: 0 4px 16px rgba(74, 102, 64, 0.35);
  margin-top: var(--space-sm);
}

.spin-btn:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(74, 102, 64, 0.45);
}

.spin-btn:active:not(:disabled) {
  transform: translateY(0);
}

.spin-btn:disabled {
  opacity: 0.7;
  cursor: not-allowed;
}

.spin-btn .btn-icon {
  font-size: 1.25rem;
  transition: transform var(--transition-medium);
}

.spin-btn:hover:not(:disabled) .btn-icon {
  transform: rotate(15deg) scale(1.1);
}

/* Result Section */
.result-section {
  text-align: center;
  animation: fadeInUp 0.5s ease;
}

.result-section.hidden,
.already-played.hidden {
  display: none;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.result-card {
  background: var(--white);
  padding: var(--space-lg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-medium);
}

.result-icon {
  font-size: 3.5rem;
  margin-bottom: var(--space-sm);
  line-height: 1;
}

.result-title {
  font-size: 1.625rem;
  font-weight: 600;
  color: var(--leaf-green);
  margin-bottom: var(--space-xs);
}

.result-prize {
  font-size: 1.0625rem;
  color: var(--text-dark);
  margin-bottom: var(--space-md);
  font-weight: 400;
}

.coupon-box {
  background: var(--gold-pale);
  padding: var(--space-md);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-md);
  border: 1px solid rgba(184, 146, 42, 0.3);
}

.coupon-box.hidden {
  display: none;
}

.coupon-label {
  display: block;
  font-size: 0.875rem;
  color: var(--earth-brown-dark);
  margin-bottom: var(--space-xs);
  font-weight: 500;
}

.coupon-code-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  background: var(--white);
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--cream-dark);
}

.coupon-code {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--leaf-green-dark);
  letter-spacing: 0.1em;
  font-family: 'Courier New', Courier, monospace;
}

.copy-btn {
  background: var(--leaf-green);
  color: var(--white);
  border: none;
  padding: 0.5rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition-fast), transform var(--transition-fast);
}

.copy-btn:hover {
  background: var(--leaf-green-dark);
  transform: scale(1.05);
}

.copy-btn svg {
  width: 18px;
  height: 18px;
}

.copy-feedback {
  display: block;
  font-size: 0.8125rem;
  color: var(--leaf-green);
  margin-top: var(--space-xs);
  font-weight: 500;
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.copy-feedback.visible {
  opacity: 1;
}

.try-again-box {
  background: var(--cream);
  padding: var(--space-md);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-md);
}

.try-again-box.hidden {
  display: none;
}

.try-again-main {
  color: var(--text-dark);
  font-weight: 500;
  margin-bottom: 0.25rem;
}

.try-again-sub {
  color: var(--text-muted);
  font-size: 0.9375rem;
}

.shop-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem var(--space-lg);
  font-size: 1rem;
  font-weight: 500;
  font-family: var(--font-main);
  color: var(--white);
  background: linear-gradient(145deg, var(--earth-brown), var(--earth-brown-dark));
  border: none;
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  box-shadow: var(--shadow-gold);
}

.shop-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(107, 82, 64, 0.5);
}

.shop-btn svg {
  width: 18px;
  height: 18px;
  transform: scaleX(-1);
}

/* Already Played Section */
.already-played {
  text-align: center;
  padding-top: var(--space-lg);
}

.already-card {
  background: var(--white);
  padding: var(--space-xl) var(--space-lg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
}

.already-icon {
  font-size: 3.5rem;
  display: block;
  margin-bottom: var(--space-sm);
  line-height: 1;
}

.already-card h2 {
  font-size: 1.375rem;
  font-weight: 600;
  color: var(--leaf-green);
  margin-bottom: var(--space-xs);
}

.already-card p {
  color: var(--text-muted);
  margin-bottom: var(--space-md);
}

/* Footer */
.site-footer {
  text-align: center;
  padding: var(--space-lg);
  color: var(--text-muted);
  font-size: 0.875rem;
}

/* Confetti */
.confetti-container {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 100;
  overflow: hidden;
}

.confetti {
  position: absolute;
  width: 10px;
  height: 10px;
  opacity: 0;
}

@keyframes confetti-fall {
  0% {
    opacity: 1;
    transform: translateY(-100%) rotate(0deg);
  }
  100% {
    opacity: 0;
    transform: translateY(100vh) rotate(720deg);
  }
}

/* Responsive */
@media (max-width: 480px) {
  .site-header {
    padding: var(--space-sm) var(--space-md);
  }
  
  .logo-leaf {
    width: 30px;
    height: 30px;
  }
  
  .logo-text {
    font-size: 1.1875rem;
  }
  
  .main-content {
    padding: 0 var(--space-sm) var(--space-lg);
  }
  
  .hero-subtitle {
    font-size: 0.9375rem;
    margin-bottom: var(--space-sm);
  }
  
  .wheel-frame {
    width: min(260px, 85vw);
    height: min(260px, 85vw);
  }
  
  .wheel-center {
    width: 44px;
    height: 44px;
    font-size: 1.125rem;
  }
  
  .wheel-pointer {
    width: 28px;
    height: 38px;
  }
  
  .entry-form {
    padding: var(--space-md);
  }
  
  .spin-btn {
    font-size: 1.0625rem;
    padding: 0.875rem var(--space-md);
  }
  
  .result-card,
  .already-card {
    padding: var(--space-md);
  }
  
  .coupon-code {
    font-size: 1.125rem;
  }
  
  .floating-leaves {
    display: none;
  }
}

@media (min-width: 768px) {
  .wheel-frame {
    width: 340px;
    height: 340px;
  }
  
  .main-content {
    padding-top: var(--space-md);
  }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  
  .wheel.spinning {
    transition: transform 0.3s ease-out !important;
  }
  
  .floating-leaves {
    display: none;
  }
}

/* Focus Visible */
:focus-visible {
  outline: 3px solid var(--earth-brown);
  outline-offset: 2px;
}

button:focus:not(:focus-visible),
input:focus:not(:focus-visible),
a:focus:not(:focus-visible) {
  outline: none;
}