/* ===================================================
   VÒNG QUAY MAY MẮN - THIÊN VÂN AESTHETIC & SKIN CLINIC
   Thiết kế chuẩn nhận diện thương hiệu Da Liễu Thiên Vân
   Khoa Học Tái Sinh Làn Da • Luxury Warm Ivory & Sage Green
   =================================================== */

:root {
  /* Brand Colors from dalieuthienvan.vn */
  --bg-primary: #FAF8F5;          /* Luxury Warm Ivory */
  --bg-secondary: #FFFFFF;        /* Pure White */
  --bg-card: rgba(255, 255, 255, 0.95);
  
  /* Brand Sage Green Palette */
  --accent-green: #5D6E5A;        /* Sage / Olive Green */
  --accent-green-dark: #3E4D3C;   /* Deep Forest Green */
  --accent-green-deepest: #232B22;/* Dark Charcoal Green */
  --accent-green-light: #E8EDE7;  /* Soft Mint/Sage Tint */
  --accent-green-glow: rgba(93, 110, 90, 0.3);
  --accent-green-clinical: #6B8C70;

  /* Accent Champagne Gold Palette */
  --accent-gold: #C5A880;        /* Champagne Gold */
  --accent-gold-dark: #A68A63;   /* Deep Gold */
  --accent-gold-light: #F4EFEA;  /* Soft Warm Cream */
  --gold-metallic: linear-gradient(135deg, #F4EFEA 0%, #D8BE9B 40%, #C5A880 70%, #A68A63 100%);
  --gold-border: rgba(197, 168, 128, 0.45);

  /* Neutrals & Text */
  --text-primary: #232B22;      /* Deep Organic Charcoal */
  --text-secondary: #5C635B;    /* Muted Green-Gray */
  --text-light: #8A9289;
  --text-white: #FFFFFF;

  /* Shadows */
  --shadow-sm: 0 4px 12px rgba(93, 110, 90, 0.05);
  --shadow-md: 0 12px 32px rgba(93, 110, 90, 0.09);
  --shadow-lg: 0 20px 48px rgba(35, 43, 34, 0.1);
  --shadow-gold: 0 12px 40px rgba(197, 168, 128, 0.25);

  /* Fonts - SVN Gilroy toàn bộ */
  --font-main: 'SVN-Gilroy', 'Gilroy', 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-serif: 'SVN-Gilroy', 'Gilroy', 'Plus Jakarta Sans', sans-serif;
  --font-sans: 'SVN-Gilroy', 'Gilroy', 'Plus Jakarta Sans', sans-serif;
  --font-accent: 'SVN-Gilroy', 'Gilroy', 'Plus Jakarta Sans', sans-serif;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: var(--font-main) !important;
  -webkit-tap-highlight-color: transparent;
}

body {
  background-color: var(--bg-primary);
  background-image: 
    radial-gradient(circle at 50% 10%, rgba(232, 237, 231, 0.7) 0%, transparent 60%),
    radial-gradient(circle at 15% 85%, rgba(197, 168, 128, 0.12) 0%, transparent 50%),
    radial-gradient(circle at 85% 80%, rgba(93, 110, 90, 0.1) 0%, transparent 50%);
  color: var(--text-primary);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  position: relative;
}

/* Background Ambient Glows */
.ambient-glow {
  position: fixed;
  border-radius: 50%;
  pointer-events: none;
  z-index: 0;
  filter: blur(100px);
}
.glow-1 {
  width: 450px;
  height: 450px;
  background: radial-gradient(circle, rgba(93, 110, 90, 0.15) 0%, transparent 70%);
  top: -80px;
  right: -80px;
}
.glow-2 {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(197, 168, 128, 0.18) 0%, transparent 70%);
  bottom: 20px;
  left: -80px;
}

/* Header & Navigation */
header {
  position: relative;
  z-index: 10;
  padding: 14px 28px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid rgba(93, 110, 90, 0.12);
  backdrop-filter: blur(12px);
  background: rgba(250, 248, 245, 0.85);
}

.brand-wrapper {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.brand-logo {
  height: 42px;
  width: auto;
  object-fit: contain;
}

.brand-meta {
  display: flex;
  flex-direction: column;
}

.brand-sub {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  color: var(--accent-gold-dark);
  text-transform: uppercase;
  font-family: var(--font-accent);
}

.brand-name {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--accent-green-deepest);
  letter-spacing: 0.5px;
  line-height: 1.1;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.clinical-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  background: rgba(93, 110, 90, 0.08);
  border: 1px solid rgba(93, 110, 90, 0.2);
  border-radius: 99px;
  color: var(--accent-green-dark);
  font-size: 0.82rem;
  font-weight: 600;
}

.clinical-badge svg {
  color: var(--accent-green);
}

.btn-icon {
  background: #FFFFFF;
  border: 1px solid rgba(93, 110, 90, 0.18);
  color: var(--accent-green-dark);
  width: 40px;
  height: 40px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.25s ease;
  box-shadow: var(--shadow-sm);
}

.btn-icon:hover {
  background: var(--accent-green-light);
  border-color: var(--accent-green);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(93, 110, 90, 0.15);
}

/* Main Layout */
main {
  position: relative;
  z-index: 5;
  flex: 1;
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
  padding: 24px 20px 48px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

/* Banner / Title */
.hero-header {
  text-align: center;
  margin-bottom: 24px;
}

.event-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 16px;
  background: rgba(93, 110, 90, 0.1);
  border: 1px solid rgba(93, 110, 90, 0.25);
  border-radius: 99px;
  color: var(--accent-green-dark);
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 12px;
  font-family: var(--font-accent);
}

.main-title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 700;
  letter-spacing: 0.5px;
  line-height: 1.2;
  color: var(--accent-green-deepest);
}

.gold-text {
  background: linear-gradient(135deg, #A68A63 0%, #C5A880 50%, #8C7355 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  font-style: italic;
  display: inline-block;
}

.sub-title {
  color: var(--text-secondary);
  font-size: clamp(0.95rem, 2vw, 1.12rem);
  margin-top: 10px;
  font-weight: 400;
  max-width: 620px;
}

.sub-title strong {
  color: var(--accent-green-dark);
  font-weight: 700;
}

/* Wheel Container */
.wheel-wrapper {
  position: relative;
  width: 100%;
  max-width: 480px;
  aspect-ratio: 1 / 1;
  margin: 10px auto 28px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Outer Ring & Gold Metallic Rim */
.wheel-outer-rim {
  position: absolute;
  inset: -14px;
  border-radius: 50%;
  background: conic-gradient(
    #8C7355, #F4EFEA, #C5A880, #A68A63, #F4EFEA, #C5A880, #8C7355, #F4EFEA, #C5A880
  );
  box-shadow: 
    0 16px 48px rgba(35, 43, 34, 0.22),
    0 0 35px rgba(197, 168, 128, 0.4),
    inset 0 0 20px rgba(0, 0, 0, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1;
}

/* LED Bulbs Around Rim */
.led-bulbs-container {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  pointer-events: none;
}

.led-bulb {
  position: absolute;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: #FFFFFF;
  box-shadow: 0 0 6px #FFFFFF, 0 0 12px #C5A880;
  transform: translate(-50%, -50%);
  transition: all 0.2s ease;
}

.led-bulb.alt {
  background: #D8BE9B;
  box-shadow: 0 0 6px #D8BE9B, 0 0 12px #A68A63;
}

/* Wheel Canvas */
#wheelCanvas {
  position: relative;
  z-index: 2;
  width: 90%;
  height: 90%;
  border-radius: 50%;
  box-shadow: inset 0 0 25px rgba(0, 0, 0, 0.25);
  cursor: grab;
  transition: transform 0.1s linear;
}

#wheelCanvas:active {
  cursor: grabbing;
}

/* Pointer at Top */
.wheel-pointer {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  width: 44px;
  height: 52px;
  filter: drop-shadow(0 6px 10px rgba(35, 43, 34, 0.35));
  transform-origin: 50% 12px;
  transition: transform 0.08s ease;
}

.wheel-pointer svg {
  width: 100%;
  height: 100%;
}

.wheel-pointer.tick {
  transform: translateX(-50%) rotate(-18deg);
}

/* Center Spin Button */
.spin-center-btn {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 96px;
  height: 96px;
  border-radius: 50%;
  z-index: 15;
  background: var(--gold-metallic);
  border: 4px solid #FFFFFF;
  box-shadow: 
    0 8px 25px rgba(35, 43, 34, 0.3),
    0 0 25px rgba(197, 168, 128, 0.6),
    inset 0 2px 6px rgba(255, 255, 255, 0.8),
    inset 0 -3px 8px rgba(0, 0, 0, 0.2);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.spin-center-btn:hover:not(:disabled) {
  transform: translate(-50%, -50%) scale(1.08);
  box-shadow: 
    0 12px 32px rgba(35, 43, 34, 0.35),
    0 0 35px rgba(197, 168, 128, 0.8);
}

.spin-center-btn:active:not(:disabled) {
  transform: translate(-50%, -50%) scale(0.96);
}

.spin-center-btn:disabled {
  opacity: 0.85;
  cursor: not-allowed;
  filter: grayscale(0.2);
}

.spin-btn-text {
  font-family: var(--font-accent);
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--accent-green-deepest);
  text-transform: uppercase;
  letter-spacing: 1px;
  line-height: 1;
}

.spin-btn-sub {
  font-size: 0.62rem;
  font-weight: 700;
  color: #5C4A33;
  letter-spacing: 0.5px;
  margin-top: 2px;
  font-family: var(--font-accent);
}

/* Call to Action Controls Bar */
.action-controls {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  width: 100%;
  max-width: 440px;
}

.btn-spin-large {
  width: 100%;
  padding: 16px 28px;
  background: linear-gradient(135deg, #5D6E5A 0%, #435041 50%, #232B22 100%);
  border: 1px solid rgba(197, 168, 128, 0.4);
  border-radius: 99px;
  color: #FFFFFF;
  font-size: 1.1rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  cursor: pointer;
  box-shadow: 
    0 10px 25px rgba(67, 80, 65, 0.3),
    0 0 20px rgba(197, 168, 128, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  transition: all 0.25s ease;
  font-family: var(--font-accent);
}

.btn-spin-large:hover:not(:disabled) {
  transform: translateY(-2px);
  background: linear-gradient(135deg, #435041 0%, #232B22 100%);
  box-shadow: 
    0 14px 32px rgba(67, 80, 65, 0.4),
    0 0 25px rgba(197, 168, 128, 0.4);
}

.btn-spin-large:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.spin-note {
  font-size: 0.85rem;
  color: var(--text-secondary);
  text-align: center;
}

/* Social Proof Marquee */
.social-proof-bar {
  margin-top: 22px;
  width: 100%;
  max-width: 600px;
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid rgba(93, 110, 90, 0.15);
  border-radius: 12px;
  padding: 10px 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.85rem;
  box-shadow: var(--shadow-sm);
}

.proof-tag {
  background: rgba(93, 110, 90, 0.12);
  color: var(--accent-green-dark);
  border: 1px solid rgba(93, 110, 90, 0.25);
  padding: 3px 8px;
  border-radius: 6px;
  font-weight: 700;
  font-size: 0.72rem;
  white-space: nowrap;
  font-family: var(--font-accent);
}

.proof-marquee {
  overflow: hidden;
  white-space: nowrap;
  flex: 1;
  color: var(--text-secondary);
}

.marquee-content {
  display: inline-block;
  animation: marquee 22s linear infinite;
}

@keyframes marquee {
  0% { transform: translateX(100%); }
  100% { transform: translateX(-100%); }
}

/* ===================================================
   MODAL POPUP: CHÚC MỪNG TRÚNG THƯỞNG & FORM NHẬN QUÀ
   =================================================== */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(35, 43, 34, 0.65);
  backdrop-filter: blur(8px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.modal-backdrop.active {
  opacity: 1;
  pointer-events: auto;
}

.modal-card {
  background: #FFFFFF;
  border: 1px solid var(--gold-border);
  border-radius: 24px;
  max-width: 480px;
  width: 100%;
  padding: 32px 28px;
  position: relative;
  box-shadow: 
    0 25px 60px rgba(35, 43, 34, 0.25),
    0 0 40px rgba(197, 168, 128, 0.2);
  transform: translateY(20px) scale(0.95);
  transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  overflow: hidden;
}

.modal-backdrop.active .modal-card {
  transform: translateY(0) scale(1);
}

.modal-close-btn {
  position: absolute;
  top: 16px;
  right: 16px;
  background: rgba(93, 110, 90, 0.08);
  border: none;
  color: var(--text-secondary);
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s;
  z-index: 10;
}

.modal-close-btn:hover {
  background: rgba(93, 110, 90, 0.18);
  color: var(--text-primary);
}

/* Icon & Title */
.congrats-icon-box {
  text-align: center;
  margin-bottom: 10px;
}

.gift-burst-icon {
  font-size: 3.2rem;
  animation: bounce-gift 1.2s infinite alternate;
  display: inline-block;
  filter: drop-shadow(0 4px 12px rgba(197, 168, 128, 0.5));
}

@keyframes bounce-gift {
  0% { transform: scale(0.92) rotate(-3deg); }
  100% { transform: scale(1.08) rotate(3deg); }
}

.modal-title {
  font-family: var(--font-serif);
  text-align: center;
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--accent-green-deepest);
  margin-bottom: 4px;
}

.modal-subtitle {
  text-align: center;
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 16px;
}

/* Highlighted Prize Box */
.prize-banner {
  background: linear-gradient(135deg, rgba(232, 237, 231, 0.7) 0%, rgba(244, 239, 234, 0.9) 100%);
  border: 1px dashed var(--accent-gold);
  border-radius: 16px;
  padding: 16px;
  text-align: center;
  margin-bottom: 18px;
}

.prize-banner-label {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--accent-gold-dark);
  font-weight: 700;
  font-family: var(--font-accent);
}

.prize-banner-value {
  font-family: var(--font-serif);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--accent-green-deepest);
  margin: 4px 0 8px;
}

.prize-lucky-code {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: #FFFFFF;
  padding: 4px 12px;
  border-radius: 8px;
  font-family: monospace;
  font-size: 0.88rem;
  color: var(--accent-green-dark);
  border: 1px solid rgba(93, 110, 90, 0.2);
}

/* FOMO Countdown Timer */
.countdown-box {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: rgba(197, 168, 128, 0.15);
  border: 1px solid rgba(197, 168, 128, 0.35);
  border-radius: 10px;
  padding: 8px 12px;
  margin-bottom: 18px;
  font-size: 0.85rem;
  color: #6E5334;
}

.countdown-box strong {
  color: var(--accent-green-deepest);
  font-family: monospace;
  font-size: 0.95rem;
}

/* Form Styles */
.claim-form {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  text-align: left;
}

.form-label {
  font-size: 0.86rem;
  font-weight: 600;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 4px;
}

.form-label .req {
  color: #C0392B;
}

.input-box {
  position: relative;
  display: flex;
  align-items: center;
}

.input-icon {
  position: absolute;
  left: 14px;
  color: var(--text-light);
  pointer-events: none;
}

.form-control {
  width: 100%;
  padding: 13px 14px 13px 44px;
  background: var(--bg-primary);
  border: 1px solid rgba(93, 110, 90, 0.2);
  border-radius: 12px;
  color: var(--text-primary);
  font-size: 0.98rem;
  transition: all 0.2s ease;
}

.form-control:focus {
  outline: none;
  background: #FFFFFF;
  border-color: var(--accent-green);
  box-shadow: 0 0 12px rgba(93, 110, 90, 0.2);
}

.form-control::placeholder {
  color: var(--text-light);
}

.field-error {
  font-size: 0.78rem;
  color: #C0392B;
  display: none;
  margin-top: 2px;
}

.form-group.invalid .form-control {
  border-color: #C0392B;
  background: rgba(192, 57, 43, 0.05);
}

.form-group.invalid .field-error {
  display: block;
}

.btn-submit-claim {
  margin-top: 6px;
  padding: 15px 24px;
  background: linear-gradient(135deg, #5D6E5A 0%, #3E4D3C 100%);
  border: none;
  border-radius: 14px;
  color: #FFFFFF;
  font-size: 1.05rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  box-shadow: 0 8px 24px rgba(62, 77, 60, 0.25);
  transition: all 0.25s ease;
  font-family: var(--font-accent);
}

.btn-submit-claim:hover:not(:disabled) {
  transform: translateY(-2px);
  background: linear-gradient(135deg, #435041 0%, #232B22 100%);
  box-shadow: 0 12px 28px rgba(35, 43, 34, 0.3);
}

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

/* Spinner inside button */
.spinner {
  width: 20px;
  height: 20px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top-color: #FFFFFF;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  display: none;
}

.btn-submit-claim.loading .spinner {
  display: inline-block;
}

.btn-submit-claim.loading .btn-text {
  display: none;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* Success View inside Modal */
.claim-success-card {
  text-align: center;
  display: none;
}

.claim-success-card.active {
  display: block;
  animation: fadeIn 0.4s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: scale(0.96); }
  to { opacity: 1; transform: scale(1); }
}

.success-check-icon {
  width: 68px;
  height: 68px;
  background: rgba(93, 110, 90, 0.12);
  border: 2px solid var(--accent-green);
  color: var(--accent-green-dark);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  box-shadow: 0 0 20px rgba(93, 110, 90, 0.25);
}

.success-title {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--accent-green-deepest);
  margin-bottom: 6px;
}

.success-desc {
  color: var(--text-secondary);
  font-size: 0.92rem;
  line-height: 1.5;
  margin-bottom: 20px;
}

.info-summary-box {
  background: var(--bg-primary);
  border: 1px solid rgba(93, 110, 90, 0.15);
  border-radius: 12px;
  padding: 14px;
  text-align: left;
  font-size: 0.9rem;
  margin-bottom: 20px;
}

.info-summary-row {
  display: flex;
  justify-content: space-between;
  padding: 6px 0;
  border-bottom: 1px solid rgba(93, 110, 90, 0.08);
}

.info-summary-row:last-child {
  border-bottom: none;
}

.info-summary-label {
  color: var(--text-secondary);
}

.info-summary-val {
  font-weight: 700;
  color: var(--text-primary);
}

.btn-close-final {
  width: 100%;
  padding: 12px;
  background: rgba(93, 110, 90, 0.08);
  border: 1px solid rgba(93, 110, 90, 0.2);
  border-radius: 12px;
  color: var(--text-primary);
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s;
  font-family: var(--font-accent);
}

.btn-close-final:hover {
  background: rgba(93, 110, 90, 0.16);
}

/* Toast Notification */
.toast-msg {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: var(--accent-green-dark);
  color: #FFFFFF;
  padding: 12px 20px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 0.9rem;
  box-shadow: 0 10px 25px rgba(35, 43, 34, 0.3);
  z-index: 2000;
  transform: translateY(100px);
  opacity: 0;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.toast-msg.show {
  transform: translateY(0);
  opacity: 1;
}

/* ===================================================
   MOBILE RESPONSIVENESS
   =================================================== */
button, input, select, canvas, .btn-icon, .spin-center-btn {
  touch-action: manipulation;
}

@media (max-width: 768px) {
  header {
    padding: 10px 14px;
  }

  .brand-logo {
    height: 34px;
  }

  .brand-sub {
    font-size: 0.6rem;
  }

  .brand-name {
    font-size: 1.05rem;
  }

  .clinical-badge {
    display: none; /* Ẩn badge trên màn hình nhỏ để thanh header thoáng */
  }

  .btn-icon {
    width: 36px;
    height: 36px;
  }

  main {
    padding: 16px 12px 36px;
  }

  .hero-header {
    margin-bottom: 14px;
  }

  .event-tag {
    font-size: 0.72rem;
    padding: 4px 12px;
    letter-spacing: 1px;
    margin-bottom: 8px;
  }

  .main-title {
    font-size: clamp(1.6rem, 7vw, 2.2rem);
  }

  .sub-title {
    font-size: 0.88rem;
    margin-top: 6px;
  }

  /* Wheel wrapper mobile */
  .wheel-wrapper {
    width: min(88vw, 360px);
    max-width: 360px;
    margin: 6px auto 18px;
  }

  .wheel-outer-rim {
    inset: -10px;
  }

  .led-bulb {
    width: 9px;
    height: 9px;
  }

  .wheel-pointer {
    top: -10px;
    width: 36px;
    height: 44px;
  }

  .spin-center-btn {
    width: 72px;
    height: 72px;
    border-width: 3px;
  }

  .spin-btn-text {
    font-size: 0.95rem;
  }

  .spin-btn-sub {
    font-size: 0.5rem;
  }

  .action-controls {
    max-width: 340px;
    gap: 12px;
  }

  .btn-spin-large {
    padding: 14px 20px;
    font-size: 1rem;
    letter-spacing: 1px;
  }

  .spin-note {
    font-size: 0.8rem;
  }

  .social-proof-bar {
    margin-top: 16px;
    padding: 8px 12px;
    font-size: 0.8rem;
  }

  .proof-tag {
    font-size: 0.7rem;
    padding: 2px 6px;
  }

  /* Modal on Mobile */
  .modal-backdrop {
    padding: 12px;
  }

  .modal-card {
    padding: 22px 18px;
    border-radius: 20px;
    max-height: 92vh;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
  }

  .modal-title {
    font-size: 1.45rem;
  }

  .modal-subtitle {
    font-size: 0.88rem;
    margin-bottom: 12px;
  }

  .prize-banner {
    padding: 12px 10px;
    margin-bottom: 14px;
  }

  .prize-banner-value {
    font-size: 1.4rem;
  }

  .countdown-box {
    padding: 6px 10px;
    margin-bottom: 14px;
    font-size: 0.8rem;
  }

  /* Input font-size >= 16px to prevent iOS Safari auto zoom */
  .form-control {
    font-size: 16px;
    padding: 12px 12px 12px 42px;
    border-radius: 10px;
  }

  .btn-submit-claim {
    padding: 14px 20px;
    font-size: 0.96rem;
  }
}

@media (max-width: 360px) {
  .wheel-wrapper {
    width: min(92vw, 300px);
    max-width: 300px;
  }

  .spin-center-btn {
    width: 64px;
    height: 64px;
  }

  .spin-btn-text {
    font-size: 0.88rem;
  }

  .spin-btn-sub {
    font-size: 0.46rem;
  }
}