/* ===== BỘ SƯU TẬP 100 NGUYÊN LIỆU & GACHA CÔNG THỨC TRÀ SỮA ===== */

/* Header icon button */
.collection-btn-header {
  background: linear-gradient(135deg, #fef08a 0%, #facc15 100%);
  border: 1.5px solid #fef9c3;
  border-radius: 10px;
  padding: 3px 5px;
  margin: 0;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 2px;
  box-shadow: 0 2px 6px rgba(234, 179, 8, 0.35);
  transition: transform .18s cubic-bezier(0.34, 1.56, 0.64, 1);
  position: relative;
  flex-shrink: 0;
}
.collection-btn-header:hover {
  transform: scale(1.08);
}
.collection-btn-header:active {
  transform: scale(0.94);
}
body.selling .collection-btn-header {
  padding: 2px 3.5px;
  border-radius: 8px;
}
.collection-header-img {
  width: 20px;
  height: 20px;
  object-fit: contain;
  filter: drop-shadow(0 1px 2px rgba(0,0,0,0.2));
  display: block;
}
body.selling .collection-header-img {
  width: 17px;
  height: 17px;
}
.collection-badge {
  position: absolute;
  top: -4px;
  right: -4px;
  background: #ef4444;
  color: #fff;
  font-size: 0.65rem;
  font-weight: 900;
  border-radius: 10px;
  padding: 1px 5px;
  border: 1.5px solid #fff;
  box-shadow: 0 2px 5px rgba(239, 68, 68, 0.5);
  animation: pulseCollectionBadge 1.2s infinite ease-in-out;
  line-height: 1;
}
@keyframes pulseCollectionBadge {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.2); }
}

/* Modal layout */
.collection-modal {
  position: fixed;
  inset: 0;
  z-index: 10000;
  background: rgba(15, 23, 42, 0.75);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 12px;
  animation: colModalFadeIn 0.22s ease-out;
}
@keyframes colModalFadeIn {
  from { opacity: 0; transform: scale(0.96); }
  to { opacity: 1; transform: scale(1); }
}

.collection-modal-card {
  background: #fffdfa;
  border: 2px solid #ead7bd;
  border-radius: 20px;
  width: 100%;
  max-width: 520px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  box-shadow: 0 20px 40px rgba(0,0,0,0.3);
  overflow: hidden;
}

.collection-modal-header {
  padding: 12px 16px;
  background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
  border-bottom: 2px solid #fcd34d;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.collection-modal-title {
  font-size: 1.02rem;
  font-weight: 900;
  color: #854d0e;
  display: flex;
  align-items: center;
  gap: 6px;
}
.collection-modal-close {
  background: #fff;
  border: 1.5px solid #d97706;
  color: #b45309;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  font-size: 1rem;
  font-weight: 900;
  cursor: pointer;
  display: grid;
  place-items: center;
  transition: transform 0.15s;
}
.collection-modal-close:hover {
  transform: scale(1.1);
}

.collection-modal-body {
  padding: 12px 14px;
  overflow-y: auto;
  flex: 1;
  -webkit-overflow-scrolling: touch;
}

/* Nav Subtabs */
.col-nav-tabs {
  display: flex;
  gap: 6px;
  margin-bottom: 12px;
  background: #f1f5f9;
  padding: 4px;
  border-radius: 12px;
}
.col-nav-btn {
  flex: 1;
  padding: 7px 4px;
  border: none;
  background: transparent;
  border-radius: 8px;
  font-size: 0.8rem;
  font-weight: 800;
  color: #64748b;
  cursor: pointer;
  transition: all 0.18s;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
}
.col-nav-btn.active {
  background: #fff;
  color: #b45309;
  box-shadow: 0 2px 6px rgba(0,0,0,0.08);
}
.col-nav-badge {
  background: #ef4444;
  color: #fff;
  font-size: 0.65rem;
  padding: 1px 5px;
  border-radius: 10px;
}

/* Gacha Pack Box */
.col-pack-hero {
  background: linear-gradient(135deg, #fef9c3 0%, #fef08a 100%);
  border: 2px solid #fde047;
  border-radius: 16px;
  padding: 16px;
  text-align: center;
  box-shadow: 0 4px 14px rgba(234, 179, 8, 0.15);
  margin-bottom: 14px;
  position: relative;
  overflow: hidden;
}
.col-pack-icon {
  font-size: 3.5rem;
  animation: packBounce 2s infinite ease-in-out;
  display: inline-block;
  margin-bottom: 4px;
}
@keyframes packBounce {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-8px) rotate(4deg); }
}
.col-pack-count {
  font-size: 1.5rem;
  font-weight: 900;
  color: #854d0e;
}
.col-pack-sub {
  font-size: 0.82rem;
  color: #a16207;
  margin: 4px 0 12px;
}
.col-open-btn {
  background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
  color: #fff;
  border: 2px solid #fde68a;
  border-radius: 14px;
  padding: 10px 24px;
  font-size: 1.05rem;
  font-weight: 900;
  cursor: pointer;
  box-shadow: 0 4px 12px rgba(217, 119, 6, 0.35);
  transition: transform 0.15s, box-shadow 0.15s;
}
.col-open-btn:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(217, 119, 6, 0.45);
}
.col-open-btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

/* Milestone Track */
.col-milestone-box {
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 14px;
  padding: 12px;
  margin-bottom: 14px;
}
.col-milestone-title {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.82rem;
  font-weight: 800;
  color: #334155;
  margin-bottom: 6px;
}
.col-progress-bar {
  background: #e2e8f0;
  border-radius: 10px;
  height: 10px;
  overflow: hidden;
  margin-bottom: 6px;
}
.col-progress-fill {
  background: linear-gradient(90deg, #3b82f6, #10b981);
  height: 100%;
  border-radius: 10px;
  transition: width 0.4s ease;
}
.col-milestone-hint {
  font-size: 0.74rem;
  color: #64748b;
  line-height: 1.35;
}

/* Gacha Drop Reveal Animation */
.col-reveal-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin: 12px 0;
}
.col-reveal-card {
  background: #fff;
  border-radius: 14px;
  padding: 10px 6px;
  text-align: center;
  box-shadow: 0 4px 12px rgba(0,0,0,0.08);
  animation: cardDropIn 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
}
@keyframes cardDropIn {
  0% { transform: scale(0.3) rotate(-8deg); opacity: 0; }
  100% { transform: scale(1) rotate(0deg); opacity: 1; }
}

/* Rarity border styles */
.rarity-N { border: 2px solid #cbd5e1; background: #f8fafc; }
.rarity-R { border: 2px solid #3b82f6; background: #eff6ff; }
.rarity-SR { border: 2px solid #a855f7; background: #faf5ff; }
.rarity-SSR {
  border: 2px solid #eab308;
  background: linear-gradient(135deg, #fefce8 0%, #fef08a 100%);
  box-shadow: 0 0 16px rgba(234, 179, 8, 0.45);
}

.rarity-badge {
  font-size: 0.65rem;
  font-weight: 900;
  padding: 1px 6px;
  border-radius: 6px;
  margin-top: 4px;
  display: inline-block;
}
.rarity-badge.N { background: #64748b; color: #fff; }
.rarity-badge.R { background: #2563eb; color: #fff; }
.rarity-badge.SR { background: #9333ea; color: #fff; }
.rarity-badge.SSR { background: #ca8a04; color: #fff; box-shadow: 0 1px 5px rgba(202, 138, 4, 0.5); }

.tag-new {
  position: absolute;
  top: -5px;
  right: -5px;
  background: #ef4444;
  color: #fff;
  font-size: 0.6rem;
  font-weight: 900;
  padding: 1px 5px;
  border-radius: 8px;
  border: 1px solid #fff;
  animation: pulseNew 1s infinite alternate;
}
@keyframes pulseNew {
  from { transform: scale(1); }
  to { transform: scale(1.15); }
}

/* Ingredients 100 Filter & Grid */
.col-filter-scroll {
  display: flex;
  gap: 4px;
  overflow-x: auto;
  padding-bottom: 6px;
  margin-bottom: 10px;
  -webkit-overflow-scrolling: touch;
}
.col-filter-btn {
  padding: 4px 10px;
  border-radius: 12px;
  background: #f1f5f9;
  border: 1px solid #e2e8f0;
  font-size: 0.74rem;
  font-weight: 700;
  color: #475569;
  white-space: nowrap;
  cursor: pointer;
}
.col-filter-btn.active {
  background: #d97706;
  color: #fff;
  border-color: #b45309;
}

.col-ing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(88px, 1fr));
  gap: 6px;
}
.col-ing-item {
  background: #fff;
  border-radius: 12px;
  padding: 8px 4px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  transition: transform 0.15s;
  cursor: pointer;
  position: relative;
}
.col-ing-item:hover {
  transform: translateY(-2px);
}
.col-ing-item.locked {
  background: #f1f5f9;
  border: 1px dashed #cbd5e1;
  opacity: 0.55;
  filter: grayscale(1);
}
.col-ing-item.locked .col-ing-icon {
  filter: blur(2px);
}
.col-ing-icon {
  font-size: 1.8rem;
  line-height: 1.1;
  margin-bottom: 2px;
}
.col-ing-name {
  font-size: 0.72rem;
  font-weight: 800;
  color: #1e293b;
  line-height: 1.2;
  height: 2.4em;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}
.col-ing-qty {
  font-size: 0.65rem;
  font-weight: 800;
  color: #059669;
  margin-top: 2px;
}

/* Recipes Book */
.col-recipe-card {
  background: #fff;
  border: 1.5px solid #e2e8f0;
  border-radius: 14px;
  padding: 10px 12px;
  margin-bottom: 8px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}
.col-recipe-card.crafted {
  border-color: #10b981;
  background: linear-gradient(180deg, #f0fdf4 0%, #fff 100%);
}
.col-recipe-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 6px;
}
.col-recipe-title {
  font-weight: 900;
  font-size: 0.92rem;
  color: #1e293b;
  display: flex;
  align-items: center;
  gap: 5px;
}
.col-recipe-tier {
  font-size: 0.68rem;
  font-weight: 800;
  padding: 2px 6px;
  border-radius: 8px;
  background: #fef3c7;
  color: #92400e;
}
.col-recipe-ings {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-bottom: 6px;
}
.col-req-pill {
  font-size: 0.72rem;
  padding: 2px 6px;
  border-radius: 8px;
  display: inline-flex;
  align-items: center;
  gap: 3px;
  border: 1px solid #cbd5e1;
  background: #f8fafc;
  color: #64748b;
}
.col-req-pill.have {
  border-color: #86efac;
  background: #dcfce7;
  color: #15803d;
  font-weight: 700;
}
.col-recipe-bonus {
  font-size: 0.74rem;
  color: #059669;
  font-weight: 700;
  background: #f0fdf4;
  padding: 4px 8px;
  border-radius: 8px;
  margin-bottom: 6px;
}
.col-craft-btn {
  width: 100%;
  padding: 7px;
  border-radius: 10px;
  font-size: 0.84rem;
  font-weight: 800;
  cursor: pointer;
  transition: all 0.15s;
}
.col-craft-btn.ready {
  background: linear-gradient(135deg, #10b981, #059669);
  color: #fff;
  border: none;
  box-shadow: 0 2px 8px rgba(16, 185, 129, 0.3);
}
.col-craft-btn.ready:hover {
  transform: translateY(-1px);
}
.col-craft-btn.crafted-badge {
  background: #f1f5f9;
  color: #059669;
  border: 1px solid #86efac;
  cursor: default;
}

/* Pack actions row & Buy Pack Button */
.col-pack-btn-row {
  display: flex;
  gap: 8px;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  margin-top: 6px;
}
.col-buy-btn {
  background: linear-gradient(135deg, #059669 0%, #047857 100%);
  color: #fff;
  border: 2px solid #a7f3d0;
  border-radius: 14px;
  padding: 10px 18px;
  font-size: 0.95rem;
  font-weight: 800;
  cursor: pointer;
  box-shadow: 0 4px 12px rgba(5, 150, 105, 0.35);
  transition: transform 0.15s, box-shadow 0.15s;
}
.col-buy-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(5, 150, 105, 0.45);
}
.col-buy-btn:active {
  transform: scale(0.96);
}
.col-pack-res-hint {
  font-size: 0.76rem;
  color: #854d0e;
  margin-top: 10px;
  padding-top: 8px;
  border-top: 1px dashed rgba(234, 179, 8, 0.4);
}

/* ===== ANIMATED PACK OPENING THEATER ===== */
.col-anim-overlay {
  position: fixed;
  inset: 0;
  z-index: 10005;
  background: rgba(10, 15, 29, 0.92);
  backdrop-filter: blur(8px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 16px;
  animation: colAnimFadeIn 0.25s ease-out;
  overflow: hidden;
}
@keyframes colAnimFadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.col-anim-skip-btn {
  position: absolute;
  top: 16px;
  right: 16px;
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: #fff;
  font-size: 0.8rem;
  font-weight: 800;
  padding: 6px 14px;
  border-radius: 20px;
  cursor: pointer;
  backdrop-filter: blur(4px);
  transition: all 0.18s;
  z-index: 10;
}
.col-anim-skip-btn:hover {
  background: rgba(255, 255, 255, 0.25);
  transform: scale(1.05);
}

.col-anim-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 100%;
  max-width: 440px;
  position: relative;
}

/* Stage 1: Pouch shaking & aura */
.col-anim-pack-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
  min-height: 280px;
}
.col-anim-rays {
  position: absolute;
  width: 320px;
  height: 320px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(250, 204, 21, 0.35) 0%, rgba(250, 204, 21, 0.08) 55%, transparent 70%);
  animation: colRaysSpin 8s linear infinite;
  pointer-events: none;
}
@keyframes colRaysSpin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.col-anim-pouch {
  font-size: 5.5rem;
  line-height: 1;
  position: relative;
  z-index: 2;
  filter: drop-shadow(0 0 25px rgba(250, 204, 21, 0.6));
  cursor: pointer;
  user-select: none;
}
.col-anim-pouch.col-shake {
  animation: packShake 0.7s cubic-bezier(0.36, 0.07, 0.19, 0.97) infinite;
}
@keyframes packShake {
  0%, 100% { transform: scale(1.05) rotate(0deg); }
  15% { transform: scale(1.12) rotate(-9deg); }
  30% { transform: scale(1.16) rotate(9deg); }
  45% { transform: scale(1.18) rotate(-7deg); }
  60% { transform: scale(1.2) rotate(7deg); }
  75% { transform: scale(1.22) rotate(-4deg); }
  90% { transform: scale(1.24) rotate(4deg); }
}

.col-anim-pouch.col-burst {
  animation: packBurst 0.5s ease-out forwards;
}
@keyframes packBurst {
  0% { transform: scale(1.24); opacity: 1; filter: brightness(1) drop-shadow(0 0 30px #facc15); }
  40% { transform: scale(1.85); opacity: 1; filter: brightness(3) drop-shadow(0 0 60px #fff); }
  100% { transform: scale(2.6); opacity: 0; filter: brightness(5) drop-shadow(0 0 90px #fff); }
}

.col-anim-title {
  color: #fef08a;
  font-size: 0.95rem;
  font-weight: 900;
  letter-spacing: 0.5px;
  margin-top: 18px;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.6);
  text-align: center;
}

/* Stage 2 & 3: 3D Cards container */
.col-anim-cards-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
  animation: colCardsFadeUp 0.35s ease-out;
}
@keyframes colCardsFadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

.col-anim-cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  width: 100%;
  max-width: 400px;
  margin-bottom: 20px;
}

/* 3D Card flipper structure */
.col-card-slot {
  perspective: 1000px;
  height: 170px;
  position: relative;
}

.col-card-3d-flipper {
  width: 100%;
  height: 100%;
  position: relative;
  transform-style: preserve-3d;
  transition: transform 0.65s cubic-bezier(0.34, 1.56, 0.64, 1);
  border-radius: 16px;
}
.col-card-3d-flipper.is-flipped {
  transform: rotateY(180deg);
}

.col-card-face {
  position: absolute;
  inset: 0;
  border-radius: 16px;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 8px 4px;
  text-align: center;
  box-sizing: border-box;
}

/* Card face-down (backside) */
.col-card-backside {
  background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
  border: 2px solid #eab308;
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.45);
  cursor: pointer;
  transform: rotateY(0deg);
}
.col-card-back-pattern {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
}
.col-card-back-icon {
  font-size: 2.2rem;
  filter: drop-shadow(0 2px 4px rgba(0,0,0,0.5));
}
.col-card-back-mark {
  font-size: 1.1rem;
  font-weight: 900;
  color: #fbbf24;
  letter-spacing: 1px;
}

/* Card face-up (frontside) */
.col-card-frontside {
  transform: rotateY(180deg);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.35);
  background: #fff;
  border: 2px solid #cbd5e1;
  position: relative;
}
.col-card-frontside .tag-new {
  position: absolute;
  top: -6px;
  right: -6px;
  background: #ef4444;
  color: #fff;
  font-size: 0.62rem;
  font-weight: 900;
  padding: 2px 6px;
  border-radius: 8px;
  border: 1.5px solid #fff;
  box-shadow: 0 2px 6px rgba(239, 68, 68, 0.5);
  animation: pulseCollectionBadge 1s infinite ease-in-out;
}
.col-card-icon {
  font-size: 2.3rem;
  line-height: 1;
  margin-bottom: 4px;
}
.col-card-name {
  font-weight: 900;
  font-size: 0.74rem;
  color: #0f172a;
  line-height: 1.25;
  margin-bottom: 3px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.col-card-group {
  font-size: 0.65rem;
  color: #64748b;
  margin-top: 3px;
}

/* Rarity specific glow & shine */
.col-card-frontside.rarity-SSR {
  border: 2.5px solid #facc15;
  background: linear-gradient(135deg, #fffbeb 0%, #fef08a 100%);
  box-shadow: 0 0 26px rgba(250, 204, 21, 0.7);
  animation: colSsrAura 1.4s infinite alternate;
}
@keyframes colSsrAura {
  from { box-shadow: 0 0 16px rgba(250, 204, 21, 0.5); transform: rotateY(180deg) scale(1); }
  to { box-shadow: 0 0 32px rgba(250, 204, 21, 0.95); transform: rotateY(180deg) scale(1.03); }
}
.col-card-frontside.rarity-SR {
  border: 2.5px solid #a855f7;
  background: linear-gradient(135deg, #faf5ff 0%, #f3e8ff 100%);
  box-shadow: 0 0 18px rgba(168, 85, 247, 0.55);
}
.col-card-frontside.rarity-R {
  border: 2px solid #3b82f6;
  background: #eff6ff;
  box-shadow: 0 0 12px rgba(59, 130, 246, 0.35);
}

/* Actions footer */
.col-anim-actions {
  display: flex;
  gap: 10px;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  width: 100%;
  transition: opacity 0.3s ease;
}
.col-anim-next-btn {
  background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
  color: #fff;
  border: 2px solid #fde68a;
  border-radius: 14px;
  padding: 10px 20px;
  font-size: 0.95rem;
  font-weight: 900;
  cursor: pointer;
  box-shadow: 0 4px 14px rgba(217, 119, 6, 0.4);
  transition: transform 0.15s;
}
.col-anim-next-btn:hover {
  transform: translateY(-2px);
}
.col-anim-close-btn {
  background: rgba(255, 255, 255, 0.95);
  color: #0f172a;
  border: 1.5px solid #cbd5e1;
  border-radius: 14px;
  padding: 10px 18px;
  font-size: 0.92rem;
  font-weight: 800;
  cursor: pointer;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  transition: transform 0.15s;
}
.col-anim-close-btn:hover {
  transform: translateY(-2px);
  background: #fff;
}