/* ==========================================================================
   Design System & Tokens - PJ CLINIC BÌNH DƯƠNG Luxury Emerald & Metallic Silver Theme
   ========================================================================== */
:root {
  --bg-dark: #02191b;
  --bg-card: rgba(6, 45, 49, 0.88);
  --pj-teal-brand: #0d5259;
  --primary-gold: #f4d068;
  --primary-gold-dark: #c89528;
  --gold-gradient: linear-gradient(135deg, #fff3a1 0%, #f4d068 50%, #b8860b 100%);
  --silver-gradient: linear-gradient(135deg, #ffffff 0%, #f1f5f9 35%, #94a3b8 70%, #ffffff 100%);
  --emerald-gradient: linear-gradient(135deg, #0d5259 0%, #03272a 100%);
  --accent-green: #10b981;
  --text-main: #f1f5f9;
  --text-muted: #cbd5e1;
  --border-gold: rgba(244, 208, 104, 0.45);
  --border-silver: rgba(241, 245, 249, 0.35);
  --glass-border: rgba(255, 255, 255, 0.18);
  --shadow-glow: 0 0 35px rgba(13, 82, 89, 0.5);
  --font-family: 'Outfit', 'Plus Jakarta Sans', sans-serif;
}

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

body {
  font-family: var(--font-family);
  background-color: var(--bg-dark);
  color: var(--text-main);
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 24px 16px;
}

/* Background Glow Effects */
.bg-glow {
  position: fixed;
  border-radius: 50%;
  filter: blur(140px);
  pointer-events: none;
  z-index: 0;
}
.glow-1 {
  width: 550px;
  height: 550px;
  background: radial-gradient(circle, rgba(13, 82, 89, 0.45) 0%, rgba(0,0,0,0) 70%);
  top: -100px;
  left: -100px;
}
.glow-2 {
  width: 650px;
  height: 650px;
  background: radial-gradient(circle, rgba(244, 208, 104, 0.22) 0%, rgba(0,0,0,0) 70%);
  bottom: -150px;
  right: -150px;
}

/* Stars overlay pattern */
.stars-overlay {
  position: fixed;
  inset: 0;
  background-image: radial-gradient(rgba(255, 255, 255, 0.09) 1px, transparent 1px);
  background-size: 32px 32px;
  pointer-events: none;
  z-index: 0;
}

/* Container */
.main-container {
  max-width: 1200px;
  width: 100%;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

/* Header */
.app-header {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}
.brand-logo-container {
  width: 100px;
  height: 100px;
  margin-bottom: 2px;
  filter: drop-shadow(0 0 16px rgba(241, 245, 249, 0.35));
  transition: transform 0.3s ease;
}
.brand-logo-container:hover {
  transform: scale(1.05);
}
.brand-logo-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.badge-tag {
  background: rgba(13, 82, 89, 0.5);
  border: 1px solid var(--border-gold);
  color: var(--primary-gold);
  padding: 6px 22px;
  border-radius: 99px;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 1px;
  text-transform: uppercase;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}
.main-title {
  font-size: 2.6rem;
  font-weight: 900;
  line-height: 1.25;
  letter-spacing: -0.5px;
  text-transform: uppercase;
}
.highlight-gold {
  background: var(--gold-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.subtitle {
  color: var(--primary-gold);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.5px;
}

/* Guarantee Banner */
.guarantee-banner {
  background: rgba(16, 185, 129, 0.12);
  border: 1px solid rgba(16, 185, 129, 0.4);
  border-radius: 99px;
  padding: 8px 24px;
  font-size: 0.9rem;
  color: #a7f3d0;
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Promo Highlights Grid */
.promo-highlights-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 12px;
}
.promo-item {
  background: var(--bg-card);
  border: 1px solid var(--border-gold);
  border-radius: 16px;
  padding: 12px 14px;
  display: flex;
  align-items: center;
  gap: 10px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
  transition: transform 0.2s ease;
}
.promo-item:hover {
  transform: translateY(-3px);
  border-color: var(--primary-gold);
}
.promo-item.promo-special {
  background: linear-gradient(135deg, rgba(217, 119, 6, 0.35) 0%, rgba(9, 38, 30, 0.9) 100%);
  border: 1.5px solid var(--primary-gold);
  box-shadow: 0 0 15px rgba(244, 208, 104, 0.3);
}
.promo-num {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--gold-gradient);
  color: #041813;
  font-weight: 900;
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.promo-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.promo-title {
  font-size: 0.85rem;
  font-weight: 700;
  color: #ffffff;
  line-height: 1.2;
}
.promo-price {
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  gap: 6px;
}
.price-val {
  color: var(--primary-gold);
  font-weight: 800;
  font-size: 1.1rem;
}
.old-price {
  color: #64748b;
  text-decoration: line-through;
  font-size: 0.75rem;
}
.promo-tag {
  font-size: 0.72rem;
  color: #94a3b8;
}

/* Layout Grid */
.app-content-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  align-items: center;
}

/* Form Glass Card */
.card-glass {
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-gold);
  border-radius: 24px;
  padding: 28px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.card-header {
  display: flex;
  align-items: center;
  gap: 16px;
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}
.icon-circle {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: rgba(244, 208, 104, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  border: 1px solid var(--border-gold);
}
.card-header h3 {
  font-size: 1.2rem;
  font-weight: 700;
}
.card-header p {
  color: var(--text-muted);
  font-size: 0.85rem;
}

/* Form Groups */
.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.form-group label {
  font-size: 0.88rem;
  font-weight: 600;
  color: #e2e8f0;
}
.req {
  color: #ef4444;
}

.input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}
.input-icon {
  position: absolute;
  left: 16px;
  font-size: 18px;
  pointer-events: none;
}
.input-wrapper input {
  width: 100%;
  padding: 13px 16px 13px 48px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 12px;
  color: var(--text-main);
  font-family: inherit;
  font-size: 0.98rem;
  transition: all 0.25s ease;
}
.input-wrapper input:focus {
  outline: none;
  border-color: var(--primary-gold);
  background: rgba(255, 255, 255, 0.08);
  box-shadow: 0 0 12px rgba(244, 208, 104, 0.35);
}

/* Primary Button Gold */
.btn-primary-gold {
  position: relative;
  width: 100%;
  padding: 16px 24px;
  border: none;
  border-radius: 14px;
  background: var(--gold-gradient);
  color: #111827;
  font-family: inherit;
  font-size: 1.08rem;
  font-weight: 800;
  cursor: pointer;
  overflow: hidden;
  box-shadow: 0 10px 25px rgba(244, 208, 104, 0.35);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.btn-primary-gold:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 30px rgba(244, 208, 104, 0.5);
}
.btn-primary-gold:active {
  transform: translateY(1px);
}
.btn-primary-gold:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}
.btn-shine {
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: linear-gradient(
    60deg,
    transparent 30%,
    rgba(255, 255, 255, 0.4) 50%,
    transparent 70%
  );
  transform: rotate(30deg);
  animation: shine 4s infinite;
}
@keyframes shine {
  0% { transform: translateX(-100%) rotate(30deg); }
  20% { transform: translateX(100%) rotate(30deg); }
  100% { transform: translateX(100%) rotate(30deg); }
}

/* Live Feed Box */
.live-feed-box {
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.live-feed-header {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--primary-gold);
  text-transform: uppercase;
}
.pulse-dot {
  width: 8px;
  height: 8px;
  background-color: var(--accent-green);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--accent-green);
  animation: pulse 1.5s infinite;
}
@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.4); opacity: 0.6; }
}

.ticker-wrapper {
  height: 85px;
  overflow: hidden;
  position: relative;
}
.ticker-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: transform 0.5s ease;
}
.ticker-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.83rem;
  padding: 6px 12px;
  background: rgba(255, 255, 255, 0.04);
  border-radius: 8px;
}
.ticker-name {
  font-weight: 600;
  color: #fff;
}
.ticker-prize {
  color: var(--primary-gold);
  font-weight: 600;
}

/* Wheel Section */
.wheel-section {
  display: flex;
  justify-content: center;
  align-items: center;
}
.wheel-container {
  position: relative;
  width: 480px;
  height: 480px;
  display: flex;
  justify-content: center;
  align-items: center;
}
.wheel-pointer {
  position: absolute;
  top: -14px;
  z-index: 10;
  font-size: 42px;
  color: #ff3b30;
  filter: drop-shadow(0 4px 10px rgba(0, 0, 0, 0.5));
  animation: bouncePointer 2s infinite ease-in-out;
}
@keyframes bouncePointer {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}

.wheel-outer-ring {
  position: relative;
  width: 480px;
  height: 480px;
  border-radius: 50%;
  border: 8px solid var(--primary-gold);
  box-shadow: 0 0 40px rgba(244, 208, 104, 0.4), inset 0 0 25px rgba(0,0,0,0.6);
  background: #04261f;
  overflow: hidden;
}

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

.wheel-center-btn {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 86px;
  height: 86px;
  border-radius: 50%;
  background: var(--gold-gradient);
  border: 4px solid #fff;
  box-shadow: 0 0 20px rgba(0, 0, 0, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 900;
  font-size: 1.15rem;
  color: #111827;
  cursor: pointer;
  z-index: 5;
  transition: transform 0.2s ease;
}
.wheel-center-btn:hover {
  transform: translate(-50%, -50%) scale(1.08);
}

/* Winner Modal */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(8px);
  z-index: 100;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 16px;
  opacity: 1;
  transition: opacity 0.3s ease;
}
.modal-backdrop.hidden {
  opacity: 0;
  pointer-events: none;
}

.modal-card {
  background: var(--bg-card);
  border: 2px solid var(--primary-gold);
  border-radius: 24px;
  max-width: 480px;
  max-height: 90vh;
  overflow-y: auto;
  width: 100%;
  padding: 24px 20px;
  text-align: center;
  box-shadow: var(--shadow-glow);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  position: relative;
  animation: popIn 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}
@keyframes popIn {
  0% { transform: scale(0.7); opacity: 0; }
  100% { transform: scale(1); opacity: 1; }
}

.modal-icon {
  font-size: 46px;
  line-height: 1;
}
.modal-title {
  font-size: 1.6rem;
  font-weight: 900;
  background: var(--gold-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.modal-sub {
  color: var(--text-muted);
  font-size: 0.88rem;
}

.prize-display-box {
  background: rgba(244, 208, 104, 0.1);
  border: 1px dashed var(--primary-gold);
  border-radius: 16px;
  padding: 14px 16px;
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.prize-name {
  font-size: 1.25rem;
  font-weight: 800;
  color: #ffffff;
}
.prize-detail {
  font-size: 0.82rem;
  color: var(--primary-gold);
  font-weight: 500;
}
.voucher-tag {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 2px;
}
.code-highlight {
  color: var(--primary-gold);
  font-weight: 800;
  font-family: monospace;
  letter-spacing: 1px;
}

.cash-voucher-notice {
  background: rgba(244, 208, 104, 0.15);
  border: 1px solid var(--border-gold);
  border-radius: 12px;
  padding: 10px 14px;
  font-size: 0.82rem;
  color: #ffedd5;
  text-align: left;
  line-height: 1.4;
  width: 100%;
}

.zalo-notice-box {
  background: rgba(0, 104, 255, 0.12);
  border: 1px solid rgba(0, 104, 255, 0.35);
  border-radius: 14px;
  padding: 12px 14px;
  font-size: 0.84rem;
  color: #bfdbfe;
  display: flex;
  flex-direction: column;
  gap: 10px;
  text-align: left;
  width: 100%;
  box-sizing: border-box;
}

.zalo-actions-row {
  display: flex;
  flex-direction: column;
  gap: 10px;
  width: 100%;
}

.btn-zalo-group {
  display: block;
  width: 100%;
  text-align: center;
  background: var(--gold-gradient);
  color: #041813;
  text-decoration: none;
  font-weight: 800;
  font-size: 0.92rem;
  padding: 12px 14px;
  border-radius: 12px;
  box-shadow: 0 4px 14px rgba(244, 208, 104, 0.35);
  transition: all 0.2s ease;
  line-height: 1.35;
  box-sizing: border-box;
  word-break: break-word;
}
.btn-zalo-group:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(244, 208, 104, 0.55);
}

.btn-zalo-direct {
  display: block;
  width: 100%;
  text-align: center;
  background: #0068ff;
  color: #ffffff;
  text-decoration: none;
  font-weight: 700;
  font-size: 0.86rem;
  padding: 11px 14px;
  border-radius: 12px;
  box-shadow: 0 4px 12px rgba(0, 104, 255, 0.4);
  transition: all 0.2s ease;
  line-height: 1.35;
  box-sizing: border-box;
  word-break: break-word;
}
.btn-zalo-direct:hover {
  background: #0052cc;
  transform: translateY(-1px);
}

.btn-modal-action {
  width: 100%;
  padding: 13px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.1);
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.2);
  font-weight: 800;
  font-size: 0.95rem;
  cursor: pointer;
  margin-top: 2px;
  transition: all 0.2s ease;
}
.btn-modal-action:hover {
  background: rgba(255, 255, 255, 0.2);
}

/* Confetti Canvas Overlay */
#confettiCanvas {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 99;
}

/* Responsive Queries */
@media (max-width: 1024px) {
  .promo-highlights-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}
@media (max-width: 768px) {
  .promo-highlights-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .app-content-grid {
    grid-template-columns: 1fr;
  }
  .main-title {
    font-size: 1.8rem;
  }
  .wheel-container, .wheel-outer-ring {
    width: 360px;
    height: 360px;
  }
}