/* ==========================================================================
   Reward Ad H5 — nút "Free Coins" + hiển thị coins trên header
   Port từ huhgame (globals.css), giữ nguyên class name và animation.
   ========================================================================== */

@keyframes reward-btn-glow-pulse {
  0%,
  100% {
    transform: scale(1);
    opacity: 0.55;
  }

  50% {
    transform: scale(1.12);
    opacity: 0.95;
  }
}

@keyframes reward-btn-shine-sweep {
  0% {
    transform: translateX(-130%) skewX(-18deg);
  }

  100% {
    transform: translateX(230%) skewX(-18deg);
  }
}

@keyframes reward-btn-gradient {
  0% {
    background-position: 0% 50%;
  }

  50% {
    background-position: 100% 50%;
  }

  100% {
    background-position: 0% 50%;
  }
}

@keyframes reward-btn-float {
  0%,
  100% {
    transform: translateY(0) scale(1);
  }

  50% {
    transform: translateY(-4px) scale(1.03);
  }
}

@keyframes reward-gift-wiggle {
  0%,
  100% {
    transform: rotate(0deg) scale(1);
  }

  20% {
    transform: rotate(-14deg) scale(1.1);
  }

  40% {
    transform: rotate(12deg) scale(1.15);
  }

  60% {
    transform: rotate(-8deg) scale(1.1);
  }

  80% {
    transform: rotate(6deg) scale(1.05);
  }
}

@keyframes reward-badge-pop {
  0%,
  100% {
    transform: scale(1);
  }

  50% {
    transform: scale(1.12);
  }
}

@keyframes reward-sparkle {
  0%,
  100% {
    opacity: 0;
    transform: scale(0.4) translateY(0);
  }

  15% {
    opacity: 1;
  }

  50% {
    opacity: 0.85;
    transform: scale(1) translateY(-10px);
  }

  85% {
    opacity: 0;
  }
}

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

@keyframes coin-reward-bump {
  0% {
    transform: scale(1);
  }

  40% {
    transform: scale(1.35);
  }

  100% {
    transform: scale(1);
  }
}

.reward-btn-h5-wrap {
  --reward-c1: #ff2d95;
  --reward-c2: #ffdd00;
  --reward-c3: #00eaff;
  /* KNOB chỉnh kích thước NỘI DUNG (chữ, icon, badge). 1 = đúng bằng huhgame.
     Mọi số đo bên dưới tính theo em nên scale đồng đều.
     Độ dày pill chỉnh riêng ở .reward-btn-h5-content (min-height + padding). */
  --reward-scale: 0.95;
  font-size: calc(1rem * var(--reward-scale));
  position: relative;
  display: inline-flex;
  isolation: isolate;
}

/* Trong cooldown nút bị ẩn hẳn khỏi layout */
.reward-btn-h5-wrap[hidden] {
  display: none;
}

/* Nút chỉ dành cho mobile (trang chủ) — PC ẩn hẳn, JS cũng bỏ qua không init ad */
@media (min-width: 48rem) {
  .reward-btn-h5-wrap[data-mobile-only] {
    display: none;
  }
}

.reward-btn-h5-glow {
  position: absolute;
  inset: -0.5em;
  border-radius: 9999px;
  background: linear-gradient(
    120deg,
    var(--reward-c1) 0%,
    var(--reward-c2) 50%,
    var(--reward-c3) 100%
  );
  background-size: 200% 200%;
  filter: blur(12px);
  opacity: 0.85;
  z-index: 0;
  animation:
    reward-btn-glow-pulse 2s ease-in-out infinite,
    reward-btn-gradient 2.5s ease infinite;
  pointer-events: none;
}

.reward-btn-h5-sparkle {
  position: absolute;
  width: 0.44em;
  height: 0.44em;
  border-radius: 50%;
  pointer-events: none;
  z-index: 2;
}

.reward-btn-h5-sparkle--1 {
  top: -0.12em;
  left: 12%;
  background: var(--reward-c1);
  box-shadow:
    0 0 10px var(--reward-c1),
    0 0 18px var(--reward-c1);
  animation: reward-sparkle 2.4s ease-in-out infinite;
}

.reward-btn-h5-sparkle--2 {
  top: 0.5em;
  right: 8%;
  background: var(--reward-c2);
  box-shadow:
    0 0 10px var(--reward-c2),
    0 0 18px var(--reward-c2);
  animation: reward-sparkle 2.4s ease-in-out 0.8s infinite;
}

.reward-btn-h5-sparkle--3 {
  bottom: 0.12em;
  left: 42%;
  background: var(--reward-c3);
  box-shadow:
    0 0 10px var(--reward-c3),
    0 0 18px var(--reward-c3);
  animation: reward-sparkle 2.4s ease-in-out 1.5s infinite;
}

.reward-btn-h5 {
  position: relative;
  z-index: 1;
  overflow: hidden;
  margin: 0;
  padding: 0;
  font: inherit;
  cursor: pointer;
  border-radius: 9999px;
  border: 2px solid rgb(255 255 255 / 0.65);
  background: linear-gradient(
    120deg,
    var(--reward-c1) 0%,
    var(--reward-c2) 50%,
    var(--reward-c3) 100%
  );
  background-size: 240% 240%;
  transition: transform 0.3s ease;
  animation:
    reward-btn-gradient 2.2s ease infinite,
    reward-btn-float 2.6s ease-in-out infinite;
  box-shadow:
    0 0 16px rgb(255 45 149 / 0.55),
    0 0 28px rgb(0 234 255 / 0.4),
    0 10px 28px rgb(255 221 0 / 0.35),
    inset 0 1px 0 rgb(255 255 255 / 0.45);
}

.reward-btn-h5:disabled {
  cursor: not-allowed;
  opacity: 0.7;
}

.reward-btn-h5:not(:disabled):hover {
  animation:
    reward-btn-gradient 1.2s ease infinite,
    reward-btn-float 1.4s ease-in-out infinite;
  transform: scale(1.06);
  box-shadow:
    0 0 0 5px rgb(255 45 149 / 0.35),
    0 0 24px rgb(0 234 255 / 0.55),
    0 0 36px rgb(255 221 0 / 0.45),
    0 14px 36px rgb(255 45 149 / 0.4),
    inset 0 1px 0 rgb(255 255 255 / 0.55);
}

.reward-btn-h5-shine {
  position: absolute;
  inset: 0;
  width: 45%;
  background: linear-gradient(
    105deg,
    transparent 0%,
    rgb(255 255 255 / 0.15) 35%,
    rgb(255 255 255 / 0.55) 50%,
    rgb(255 255 255 / 0.15) 65%,
    transparent 100%
  );
  animation: reward-btn-shine-sweep 2.8s ease-in-out infinite;
  pointer-events: none;
}

.reward-btn-h5-content {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 0.625em;
  /* Độ dày pill cho nút ngoài trang chơi game (vd: trang chủ).
     Dùng chung cho cả trang chủ lẫn màn preview của trang chơi game. */
  min-height: 2.85em;
  padding: 0.58em 1.35em;
}

/* Hai trạng thái idle / loading render sẵn, JS chỉ toggle [hidden] */
.reward-btn-h5-state {
  display: flex;
  align-items: center;
  gap: 0.625em;
}

.reward-btn-h5-state[hidden] {
  display: none;
}

.reward-btn-h5-label {
  color: #fff;
  font-size: 1.25em;
  line-height: 1.2;
  font-weight: 800;
  letter-spacing: 0.02em;
  text-shadow:
    0 0 8px rgb(255 45 149 / 0.9),
    0 0 12px rgb(0 234 255 / 0.7),
    0 2px 4px rgb(0 0 0 / 0.35);
  white-space: nowrap;
}

.reward-btn-h5-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.2em;
  padding: 0.25em 0.55em;
  border-radius: 9999px;
  background: linear-gradient(
    135deg,
    var(--reward-c1) 0%,
    var(--reward-c2) 50%,
    var(--reward-c3) 100%
  );
  background-size: 180% 180%;
  animation:
    reward-badge-pop 1.2s ease-in-out infinite,
    reward-btn-gradient 2.5s ease infinite;
  color: #fff;
  font-size: 0.8125em;
  line-height: 1.2;
  font-weight: 900;
  border: 1px solid rgb(255 255 255 / 0.75);
  box-shadow:
    0 0 10px rgb(255 221 0 / 0.65),
    0 2px 8px rgb(0 0 0 / 0.25);
  text-shadow: 0 1px 2px rgb(0 0 0 / 0.35);
}

/* em ở đây tính theo font-size của .reward-btn-h5-badge (0.8125em) */
.reward-btn-h5-badge-icon {
  width: 1.08em;
  height: 1.08em;
  flex-shrink: 0;
}

.reward-btn-h5-gift {
  width: 1.5em;
  height: 1.5em;
  flex-shrink: 0;
  color: #fff;
  filter: drop-shadow(0 0 6px var(--reward-c1))
    drop-shadow(0 0 8px var(--reward-c3));
  animation: reward-gift-wiggle 1.8s ease-in-out infinite;
}

.reward-btn-h5-spinner {
  width: 1.5em;
  height: 1.5em;
  flex-shrink: 0;
  color: #fff;
  animation: reward-spin 1s linear infinite;
}

.reward-btn-h5--loading .reward-btn-h5-shine,
.reward-btn-h5--loading .reward-btn-h5-glow,
.reward-btn-h5-wrap:has(.reward-btn-h5--loading) .reward-btn-h5-sparkle {
  animation-play-state: paused;
}

.reward-btn-h5--loading {
  animation: none;
  opacity: 0.85;
  cursor: wait;
}

/* Vị trí nút trên trang chủ — chỉ hiện trên mobile */
.reward-home-slot {
  display: flex;
  justify-content: center;
  margin: 0 0 1.25rem;
}

/* PC: trang chủ không hiện nút reward (khớp breakpoint .is-mobile của quảng cáo) */
@media (min-width: 48rem) {
  .reward-home-slot {
    display: none;
  }
}

/* Trong màn hình preview của trang chơi game: dùng đúng kích thước mặc định
   (giống nút ở trang chủ), chỉ chỉnh khoảng cách với nút "Chơi ngay" bên dưới. */
.game-play-overlay .reward-btn-h5-wrap {
  margin-bottom: 0.25rem;
}

/* --------------------------------------------------------------------------
   Coins trên header
   -------------------------------------------------------------------------- */

.coin-reward {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  height: 30px;
  padding: 0 0.5rem;
  /* Chừa chỗ cho nút search overlay (40px + 10px lề phải) */
  margin-right: 40px;
  border-radius: 9999px;
  background: rgba(20, 24, 44, 0.72);
  box-shadow: var(--shadow-angle);
  color: var(--text-color);
  white-space: nowrap;
}

.coin-reward-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  color: #f59e0b;
}

.coin-reward-value {
  font-size: 0.875rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  min-width: 1ch;
}

.coin-reward--bump .coin-reward-value {
  animation: coin-reward-bump 0.45s ease-out;
}

@media (max-width: 640px) {
  .coin-reward {
    padding: 0 0.35rem;
    margin-right: 38px;
  }

  .reward-btn-h5-wrap {
    --reward-scale: 0.88;
  }
}

@media (prefers-reduced-motion: reduce) {
  .reward-btn-h5-glow,
  .reward-btn-h5-shine,
  .reward-btn-h5-sparkle,
  .reward-btn-h5,
  .reward-btn-h5-gift,
  .reward-btn-h5-badge,
  .reward-btn-h5-spinner,
  .coin-reward--bump .coin-reward-value {
    animation: none !important;
  }

  .reward-btn-h5:not(:disabled):hover {
    transform: scale(1.02);
  }
}