/* ==========================================================================
   Module: Promotions Section
   ========================================================================== */
.promotions { background: var(--color-dark-1); }
.promotions.section { padding-top: var(--space-12) !important; }

.promotions .section__title,
.promotions .section__subtitle { color: var(--color-white); }

.promotions .section__title { color: var(--color-white); }

.promotions__grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: var(--space-8);
  align-items: start;
}

/* ===== FEATURED CARD ===== */
.promotions__main { height: 100%; }

.promotions__card--featured {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: grid;
  grid-template-areas: "overlay";
  min-height: auto;
  color: var(--color-white);
}

.promotions__card-bg,
.promotions__card-content {
  grid-area: overlay;
}

.promotions__card-bg {
  position: relative;
  z-index: 0;
}

.promotions__card-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.promotions__card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(10,10,10,0.95) 0%, rgba(10,10,10,0.4) 60%, transparent 100%);
}

.promotions__card-content .countdown__label {
  margin-bottom: 3rem !important;
}

.promotions__card-content {
  position: relative;
  z-index: 1;
  padding: var(--space-10);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  width: 100%;
}

.promotions__card-content .badge--primary {
  align-self: flex-start;
  background: #C8001A;
  font-size: 0.65rem;
  padding: 2px 10px;
  box-shadow: 0 0 15px rgba(200, 0, 26, 0.4);
  border: 1px solid rgba(255,255,255,0.2);
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.promotions__card-title {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: var(--font-extrabold);
  line-height: var(--leading-snug);
}

.promotions__card-desc {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.8);
  line-height: var(--leading-relaxed);
}

.promotions__card-actions {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
  margin-top: auto;
}

.promotions__card-actions .btn {
  flex: 1;
  min-width: 160px;
  justify-content: center;
}

/* ===== LIST ===== */
.promotions__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.promotions__item {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  background: var(--color-dark-2);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-md);
  padding: var(--space-4) var(--space-5);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
  text-decoration: none;
  color: inherit;
}

.promotions__item:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
  transform: translateX(5px);
}

.promotions__item-icon {
  width: 48px;
  height: 48px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #ffffff;
  border-radius: 12px;
  font-size: 1.25rem;
  transition: all var(--transition-fast) cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}

.promotions__item:hover .promotions__item-icon {
  transform: scale(1.1) rotate(5deg);
  box-shadow: 0 8px 20px rgba(200, 0, 26, 0.25);
  border: 1px solid var(--color-primary);
}

.promotions__item-icon img {
  width: 24px;
  height: 24px;
  object-fit: contain;
  transition: all var(--transition-fast);
}

/* LOGIC THÔNG MINH: Khi bật hiệu ứng Gradient (theo từng mục hoặc Toàn cục) */
.promotions__item-icon.has-gradient {
  background: radial-gradient(circle, #C9A84C 0%, #1A1A1A 100%);
  box-shadow: 0 4px 15px rgba(201, 168, 76, 0.4);
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.promotions__item-icon.has-gradient img.is-inverted {
  filter: brightness(0) invert(1) drop-shadow(0 2px 4px rgba(0,0,0,0.1));
  opacity: 1;
}

.promotions__item:hover .promotions__item-icon.has-gradient {
  transform: scale(1.1) rotate(5deg);
  box-shadow: 0 8px 25px rgba(201, 168, 76, 0.5);
  border-color: rgba(255, 255, 255, 0.5);
}

.promotions__item > div { flex: 1; }

.promotions__item-title {
  font-family: var(--font-heading);
  font-size: var(--text-base);
  font-weight: var(--font-bold);
  color: var(--color-white);
  margin-bottom: 2px;
}

.promotions__item-title {
    color: var(--color-white);
}

.promotions__item-desc {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.promotions__cta { margin-top: var(--space-2); }

/* HIỆU ỨNG ÁNH SÁNG CHẠY (SHINE EFFECT) */
.shine-text {
  background: linear-gradient(to right, #ffffff 0%, #ffffff 40%, #ffdf91 50%, #ffffff 60%, #ffffff 100%);
  background-size: 200% auto;
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: shine 3s linear infinite;
  display: inline-block;
}

@keyframes shine {
  0% { background-position: 200% center; }
  100% { background-position: -200% center; }
}

/* HIỆU ỨNG NÚT QUÉT SÁNG */
.btn-shine {
  position: relative;
  overflow: hidden;
}

.btn-shine::after {
  content: "";
  position: absolute;
  top: -50%;
  left: -150%;
  width: 80%;
  height: 200%;
  background: linear-gradient(to right, transparent, rgba(255, 255, 255, 0.3), transparent);
  transform: rotate(25deg);
  animation: btn-shine-anim 3s infinite linear;
  pointer-events: none;
}

@keyframes btn-shine-anim {
  0% { left: -150%; }
  20% { left: 150%; }
  100% { left: 150%; }
}

/* ==========================================================================
   STYLES FOR CLEAN HTML
   ========================================================================== */
.promotions__countdown-text {
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  font-size: 22px;
}

.promotions__btn-main {
  flex: 1;
  min-width: 150px;
  justify-content: center;
  padding: 12px 20px;
  background: linear-gradient(135deg, #444444 0%, #7a7a7a 50%, #C5A028 100%);
  color: #fff;
  border: 1px solid rgba(255, 215, 0, 0.2);
  box-shadow: 0 4px 15px rgba(0,0,0,0.3);
  font-weight: 700;
}

.promotions__btn-sub {
  flex: 1;
  min-width: 150px;
  justify-content: center;
  padding: 12px 20px;
}

.btn-icon-custom {
  margin-right: 8px;
}

/* Responsive */
@media (max-width: 1023px) {
  .promotions__grid { grid-template-columns: 1fr; }
  .promotions__card--featured { min-height: 320px; }
}

/* ==========================================================================
   TÙY BIẾN MOBILE CAO CẤP (MOBILE-FIRST LUXURY UPGRADE)
   ========================================================================== */
@media (max-width: 767px) {
  /* Tiết kiệm padding thừa để khung rộng hơn */
  .promotions.section { 
    padding-block: var(--space-8) !important; 
  }
  
  /* Main Featured Banner Mobile - Chuyển sang thẻ bài thẳng đứng (Portrait Card) */
  .promotions__card--featured {
    min-height: 520px; /* Thẻ dọc dài, show trọn xe */
    border-radius: 20px; /* Bo cực tròn kiểu Widget iOS/Premium App */
    box-shadow: 0 20px 40px rgba(0,0,0,0.6);
    border: 1px solid rgba(255, 255, 255, 0.1);
  }

  /* Can thiệp Gradient đảo chiều dọc thông minh */
  .promotions__card-overlay {
    background: linear-gradient(
      to bottom, 
      rgba(0,0,0,0.3) 0%, 
      rgba(0,0,0,0.1) 40%, 
      rgba(10,10,10,0.95) 100%
    ) !important;
  }

  .promotions__card-content {
    padding: var(--space-6);
    justify-content: flex-end; /* Ép toàn bộ khối text + button xuống đáy */
    gap: 12px;
  }

  .promotions__card-content .badge--primary {
    border-radius: 6px;
    font-weight: 800;
  }

  .promotions__countdown-text {
    font-size: 15px; /* Giảm mạnh chữ hiển thị đếm ngược để tránh bể dọc / rớt dòng */
    letter-spacing: 0.5px;
    display: block;
    line-height: 1.3;
  }

  .promotions__card-title {
    font-size: 1.55rem;
    line-height: 1.25;
    text-shadow: 0 4px 15px rgba(0,0,0,0.9);
    letter-spacing: 0;
  }

  /* Khu vực 2 Nút (Button) */
  .promotions__card-actions {
    flex-direction: column; /* Tràn ngang cả 2 nút */
    gap: 10px !important;
    margin-top: 15px !important;
  }

  .promotions__btn-main, .promotions__btn-sub {
    width: 100%;
    min-width: unset;
  }

  .promotions__btn-main {
    background: linear-gradient(135deg, #333 0%, #C5A028 100%); /* Làm nổi bật màu vàng trên Mobile */
  }

  .promotions__card-actions .btn {
    width: 100%;
    border-radius: 12px;
    padding: 15px !important; /* Button cao to, chạm siêu sướng */
    font-size: 14px;
  }

  /* Lực nhún phản hồi (Haptic) */
  .promotions__card-actions .btn:active {
    transform: scale(0.96);
  }

  /* =======================================
     DANH SÁCH KHUYẾN MÃI NHANH (LIST OFFERS - GRID 2COL)
     ======================================= */
  .promotions__list {
    display: grid;
    grid-template-columns: 1fr 1fr; /* Chia chính xác 2 ô 1 hàng */
    gap: 12px;
    margin-top: 15px;
  }
  
  .promotions__item {
    flex-direction: column;
    align-items: center; /* Chuyển thành Căn giữa cho lưới dọc */
    background: var(--card-bg, rgba(30, 30, 30, 0.85)); /* Tương thích Đảo màu Sáng/Tối */
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border: 1px solid var(--card-border, rgba(255, 255, 255, 0.08));
    border-radius: 12px; /* Bo góc giảm chút để phù hợp với padding nhỏ hơn */
    padding: 12px 8px; /* Ép cực mỏng lề để tối ưu hóa không gian hiển thị */
    gap: 8px; /* Rút gọn gap tiếp để form ô vuông vắn nhất */
    box-shadow: 0 10px 20px rgba(0,0,0,0.1); /* Giảm độ gắt đổ bóng cho Light Mode */
    position: relative;
    justify-content: flex-start;
  }

  .promotions__item > div {
    display: flex;
    flex-direction: column;
    gap: 4px;
    align-items: center;  /* Định tâm text flex */
    text-align: center;   /* Định tâm đoạn text */
  }

  .promotions__item .badge {
    position: absolute;
    top: 6px; /* Ghim cao hơn do lề mỏng đi */
    right: 6px; /* Ghim sát góc do viền hẹp đi */
    font-size: 9px;
    padding: 2px 5px;
  }

  .promotions__item:active {
    transform: scale(0.97); /* Chạm nhún thẻ */
    background: rgba(45, 45, 45, 1);
    border-color: var(--color-primary);
  }

  .promotions__item-icon {
    width: 42px;
    height: 42px;
    border-radius: 12px;
  }

  .promotions__item-title {
    font-size: 14px;
    letter-spacing: 0.2px;
    line-height: 1.3;
    display: -webkit-box;
    -webkit-line-clamp: 2; /* Tránh tiêu đề quá dài làm bể lưới */
    -webkit-box-orient: vertical;
    overflow: hidden;
    color: var(--color-text-primary, #fff); /* Tương thích Đảo nền */
  }

  .promotions__item-desc {
    font-size: 11px;
    color: var(--color-text-secondary, rgba(255, 255, 255, 0.6)); /* Thích ứng Đảo Nền chuẩn UI */
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2; 
    -webkit-box-orient: vertical;
    overflow: hidden;
  }
}