/* 
 * Custom Styles for WorldLottery - Xổ Số Toàn Cầu
 * Phong cách Chủ Đạo: ĐỎ HOÀNG GIA & VÀNG GOLD (Royal Red & Festive Gold)
 * Lấy cảm hứng từ hình ảnh xổ số quốc tế cao cấp với tia sáng Sunburst và hạt vàng kim
 */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800;900&family=Cinzel:wght@700;800;900&display=swap');

:root {
  --primary-gold: #f59e0b;
  --gold-light: #fef08a;
  --gold-vibrant: #ffd700;
  --gold-dark: #b45309;
  --gold-glow: rgba(245, 158, 11, 0.45);
  
  --royal-red-bright: #e11d2b;
  --royal-red-crimson: #a30a17;
  --royal-red-ruby: #66050e;
  --royal-red-dark: #380208;
  --royal-red-deepest: #160003;

  --card-bg: rgba(46, 5, 11, 0.84);
  --card-bg-dark: rgba(26, 2, 6, 0.92);
  --card-border: rgba(245, 158, 11, 0.35);
  --card-border-glow: rgba(254, 240, 138, 0.5);
}

body {
  font-family: 'Plus Jakarta Sans', sans-serif;
  background-color: var(--royal-red-deepest);
  color: #fff1f2;
  overflow-x: hidden;
  min-height: 100vh;
}

.brand-font {
  font-family: 'Cinzel', serif;
}

/* ==========================================================================
   1. NỀN SUNBURST ĐỎ RỰC RỠ & QUẦNG SÁNG VÀNG GOLD
   ========================================================================== */
.bg-lottery-festive {
  background-color: #140003;
  background-image:
    /* Quầng sáng điểm tâm vàng nhẹ ở khu vực tiêu điểm */
    radial-gradient(circle 380px at 50% 120px, rgba(255, 215, 0, 0.15) 0%, transparent 70%),
    /* Vùng đỏ rực tỏa lan từ giữa phía trên */
    radial-gradient(ellipse 95% 60% at 50% 80px, rgba(225, 29, 43, 0.88) 0%, rgba(163, 10, 23, 0.8) 35%, rgba(68, 3, 10, 0.92) 70%, #140003 100%),
    /* Hiệu ứng tia sáng Sunburst xoay tỏa từ tâm trên */
    repeating-conic-gradient(
      from 0deg at 50% 90px,
      rgba(255, 235, 150, 0.06) 0deg 6deg,
      transparent 6deg 12deg,
      rgba(255, 60, 60, 0.08) 12deg 18deg,
      transparent 18deg 24deg
    );
  background-attachment: fixed;
  position: relative;
}

/* Lớp phủ hạt kim tuyến & ruy băng vàng kim rơi lấp lánh */
.bg-lottery-festive::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image: 
    radial-gradient(2.5px 2.5px at 12% 18%, #ffd700, transparent),
    radial-gradient(3.5px 3.5px at 28% 10%, rgba(255, 235, 120, 0.9), transparent),
    radial-gradient(2px 2px at 45% 22%, #ffd700, transparent),
    radial-gradient(3px 3px at 68% 14%, rgba(255, 215, 0, 0.85), transparent),
    radial-gradient(2.5px 2.5px at 85% 25%, #fff275, transparent),
    radial-gradient(3.5px 3.5px at 94% 12%, rgba(255, 215, 0, 0.9), transparent),
    radial-gradient(2px 2px at 8% 55%, rgba(255, 215, 0, 0.5), transparent),
    radial-gradient(3px 3px at 20% 75%, rgba(255, 215, 0, 0.6), transparent),
    radial-gradient(2.5px 2.5px at 82% 65%, rgba(255, 215, 0, 0.55), transparent),
    radial-gradient(3.5px 3.5px at 92% 80%, rgba(255, 215, 0, 0.7), transparent);
  background-size: 100% 100%;
  opacity: 0.8;
  z-index: 0;
}

/* ==========================================================================
   2. KHUNG THẺ GLASSMORPHISM ĐỎ VELVET & VIỀN VÀNG KIM
   ========================================================================== */
.glass-card {
  background: var(--card-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--card-border);
  box-shadow: 
    0 15px 35px -5px rgba(0, 0, 0, 0.7),
    inset 0 1px 1px rgba(255, 235, 150, 0.2),
    0 0 25px -5px rgba(220, 38, 38, 0.3);
}

.glass-card-hover {
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

.glass-card-hover:hover {
  transform: translateY(-3px);
  border-color: rgba(251, 191, 36, 0.6);
  box-shadow: 
    0 20px 40px -10px rgba(0, 0, 0, 0.8),
    0 0 30px -5px rgba(245, 158, 11, 0.35);
}

/* Thẻ dạng vé xổ số (Ticket Notch) như hình tham khảo */
.ticket-card {
  position: relative;
  background: var(--card-bg-dark);
  border: 1px dashed rgba(245, 158, 11, 0.45);
  border-radius: 18px;
}

.ticket-card::before,
.ticket-card::after {
  content: '';
  position: absolute;
  top: 50%;
  width: 20px;
  height: 20px;
  background-color: #140003;
  border-radius: 50%;
  transform: translateY(-50%);
  border: 1px solid rgba(245, 158, 11, 0.35);
  z-index: 5;
}

.ticket-card::before { left: -11px; }
.ticket-card::after { right: -11px; }

/* ==========================================================================
   3. CÁC THẺ GIẢI THƯỞNG METALLIC PRIZE CARDS (GIỐNG ẢNH MẪU)
   ========================================================================== */
.prize-banner-card {
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.15);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.prize-banner-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.75), 0 0 25px rgba(245, 158, 11, 0.3);
}

/* Phần trên vàng kim loại (Main Prize) */
.prize-header-gold {
  background: linear-gradient(180deg, #ffe566 0%, #f59e0b 60%, #b45309 100%);
  color: #572000;
  text-shadow: 0 1px 1px rgba(255, 255, 255, 0.4);
}

/* Phần trên bạc kim loại (Second Prize) */
.prize-header-silver {
  background: linear-gradient(180deg, #ffffff 0%, #cbd5e1 55%, #64748b 100%);
  color: #1e293b;
  text-shadow: 0 1px 1px rgba(255, 255, 255, 0.5);
}

/* Phần trên đồng kim loại (Third Prize) */
.prize-header-bronze {
  background: linear-gradient(180deg, #fcd34d 0%, #d97706 55%, #78350f 100%);
  color: #ffffff;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.4);
}

/* Ô lật đếm ngược thời gian (Flip Countdown Clock) */
.countdown-box {
  background: #ffffff;
  color: #990000;
  font-family: 'Cinzel', serif;
  font-weight: 900;
  font-size: 1.15rem;
  border-radius: 8px;
  padding: 4px 8px;
  min-width: 38px;
  text-align: center;
  box-shadow: 
    inset 0 1px 2px rgba(0, 0, 0, 0.2),
    0 3px 6px rgba(0, 0, 0, 0.2);
  border: 1px solid #fca5a5;
  display: inline-block;
}

/* ==========================================================================
   4. CHỮ VÀNG KIM ÁNH SÁNG 3D (METALLIC GOLD TEXT)
   ========================================================================== */
.text-gold-gradient {
  background: linear-gradient(180deg, #fffbeb 0%, #fde047 30%, #f59e0b 70%, #b45309 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 2px 8px rgba(245, 158, 11, 0.4));
}

.text-gold-glow {
  color: #fef08a;
  text-shadow: 
    0 0 10px rgba(245, 158, 11, 0.6),
    0 0 20px rgba(245, 158, 11, 0.3);
}

/* ==========================================================================
   5. BÓNG SỐ 3D CHÂN THỰC (LOTTERY BALLS)
   ========================================================================== */
.lottery-ball {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.1rem;
  margin: 4px;
  box-shadow: 
    inset -3px -3px 6px rgba(0, 0, 0, 0.4),
    inset 3px 3px 6px rgba(255, 255, 255, 0.75),
    0 6px 14px rgba(0, 0, 0, 0.5);
  position: relative;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.lottery-ball:hover {
  transform: scale(1.14);
  z-index: 10;
}

/* Bóng trắng ngọc trai */
.lottery-ball.ball-white {
  background: radial-gradient(circle at 35% 35%, #ffffff 0%, #f1f5f9 45%, #94a3b8 100%);
  color: #0f172a;
  border: 1px solid #cbd5e1;
}

/* Bóng đỏ Ruby (Powerball) */
.lottery-ball.ball-red {
  background: radial-gradient(circle at 35% 35%, #fca5a5 0%, #ef4444 50%, #881337 100%);
  color: #ffffff;
  border: 1px solid #fda4af;
  box-shadow: 
    inset -3px -3px 6px rgba(0, 0, 0, 0.5),
    inset 3px 3px 6px rgba(255, 255, 255, 0.6),
    0 6px 18px rgba(239, 68, 68, 0.55);
}

/* Bóng vàng Hoàng Gia (Mega Ball / Jackpot) */
.lottery-ball.ball-gold {
  background: radial-gradient(circle at 35% 35%, #fffde6 0%, #f59e0b 50%, #92400e 100%);
  color: #451a03;
  border: 1px solid #fef08a;
  box-shadow: 
    inset -3px -3px 6px rgba(0, 0, 0, 0.45),
    inset 3px 3px 6px rgba(255, 255, 255, 0.7),
    0 6px 18px rgba(245, 158, 11, 0.55);
}

/* Bóng xanh ngọc Lam (Song Sắc Cầu Trung Quốc / Loto) */
.lottery-ball.ball-blue {
  background: radial-gradient(circle at 35% 35%, #bfdbfe 0%, #2563eb 50%, #172554 100%);
  color: #ffffff;
  border: 1px solid #93c5fd;
  box-shadow: 
    inset -3px -3px 6px rgba(0, 0, 0, 0.45),
    inset 3px 3px 6px rgba(255, 255, 255, 0.6),
    0 6px 15px rgba(37, 99, 235, 0.45);
}

/* Kích thước lớn hơn cho quả bóng mục Xin Lộc */
.lottery-ball.ball-lg {
  width: 58px;
  height: 58px;
  font-size: 1.4rem;
  margin: 6px;
}

@media (max-width: 640px) {
  .lottery-ball {
    width: 38px;
    height: 38px;
    font-size: 0.95rem;
    margin: 2px;
  }
  .lottery-ball.ball-lg {
    width: 46px;
    height: 46px;
    font-size: 1.15rem;
    margin: 3px;
  }
}

/* ==========================================================================
   6. NÚT BẤM 3D VÀNG ĐỎ HOÀNG GIA (ROYAL RED & GOLD BUTTONS)
   ========================================================================== */
.btn-lucky {
  background: linear-gradient(135deg, #f59e0b 0%, #dc2626 50%, #991b1b 100%);
  color: #ffffff;
  box-shadow: 
    0 8px 25px rgba(220, 38, 38, 0.5),
    inset 0 1px 2px rgba(255, 255, 255, 0.5);
  border: 1px solid rgba(255, 235, 150, 0.4);
  transition: all 0.25s ease;
  position: relative;
  overflow: hidden;
}

.btn-lucky::after {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: linear-gradient(
    60deg,
    transparent 20%,
    rgba(255, 255, 255, 0.4) 50%,
    transparent 80%
  );
  transform: rotate(30deg) translateX(-100%);
  animation: shineSweep 4s infinite ease-in-out;
}

@keyframes shineSweep {
  0% { transform: rotate(30deg) translateX(-120%); }
  35%, 100% { transform: rotate(30deg) translateX(120%); }
}

.btn-lucky:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 12px 30px rgba(220, 38, 38, 0.65), 0 0 20px rgba(245, 158, 11, 0.4);
}

.btn-lucky:active {
  transform: translateY(1px) scale(0.99);
}

/* Nút bấm Vàng Gold Kim Loại */
.btn-gold {
  background: linear-gradient(135deg, #ffd700 0%, #f59e0b 60%, #b45309 100%);
  color: #451a03;
  font-weight: 800;
  box-shadow: 
    0 6px 20px rgba(245, 158, 11, 0.45),
    inset 0 1px 2px rgba(255, 255, 255, 0.6);
  border: 1px solid #fef08a;
  transition: all 0.2s ease;
}

.btn-gold:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(245, 158, 11, 0.6);
  filter: brightness(1.05);
}

/* Nút bấm Đỏ Rượu Nổi Bật */
.btn-red-pill {
  background: linear-gradient(180deg, #b91c1c 0%, #7f1d1d 100%);
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(185, 28, 28, 0.5);
  border: 1px solid rgba(254, 202, 202, 0.3);
  transition: all 0.2s ease;
}

.btn-red-pill:hover {
  background: linear-gradient(180deg, #dc2626 0%, #991b1b 100%);
  transform: translateY(-1px);
  box-shadow: 0 6px 18px rgba(220, 38, 38, 0.6);
}

/* ==========================================================================
   7. INPUT, SELECT, PHIẾU GIẢI & BẢNG KẾT QUẢ
   ========================================================================== */
select, input[type="date"], input[type="text"] {
  background-color: rgba(28, 2, 6, 0.92) !important;
  border: 1px solid rgba(245, 158, 11, 0.4) !important;
  color: #fef08a !important;
  transition: all 0.2s ease;
}

select:focus, input[type="date"]:focus, input[type="text"]:focus {
  border-color: #ffd700 !important;
  box-shadow: 0 0 15px rgba(245, 158, 11, 0.45) !important;
  outline: none;
}

select option {
  background-color: #240207;
  color: #fef08a;
}

/* Khung hiển thị giải đặc biệt XSMB / XSMN */
.prize-badge {
  font-family: 'Courier New', Courier, monospace;
  letter-spacing: 2px;
  font-size: 1.25rem;
  font-weight: 800;
  background: rgba(18, 1, 4, 0.7);
  border: 1px solid rgba(245, 158, 11, 0.35);
  padding: 4px 14px;
  border-radius: 8px;
  color: #fef08a;
  display: inline-block;
  box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.5);
}

/* Bảng vinh danh giải truyền thống */
.prize-table-row-even {
  background-color: rgba(56, 5, 13, 0.45);
}

.prize-table-row-odd {
  background-color: rgba(35, 3, 8, 0.45);
}

/* Animation lồng cầu quay số / lắc ống xăm */
@keyframes shakeDrum {
  0%, 100% { transform: rotate(0deg) scale(1); }
  20% { transform: rotate(-6deg) scale(1.05); }
  40% { transform: rotate(6deg) scale(1.05); }
  60% { transform: rotate(-4deg) scale(1.03); }
  80% { transform: rotate(4deg) scale(1.03); }
}

.shaking-drum {
  animation: shakeDrum 0.4s infinite ease-in-out;
}

/* Animation nảy bóng khi xuất hiện */
@keyframes ballPop {
  0% {
    opacity: 0;
    transform: scale(0.2) translateY(30px);
  }
  70% {
    transform: scale(1.15) translateY(-5px);
  }
  100% {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

.ball-pop-in {
  animation: ballPop 0.5s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

/* Custom Toast Notification */
#toastNotification {
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  transform: translateY(100px);
  opacity: 0;
  pointer-events: none;
  background: rgba(30, 2, 7, 0.95);
  border: 1px solid rgba(245, 158, 11, 0.5);
}

#toastNotification.show {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}