/* ========================================================
   IRIAM Streamer Web Tools - Master Stylesheet (Modern & Simple)
   Designed for Streamers, OBS Overlays & Fast Mobile / Tablet Usage
   ======================================================== */

:root {
  --primary: #FF6B81;
  --primary-light: #FF8E9E;
  --primary-dark: #EE5253;
  --secondary: #6C5CE7;
  --secondary-light: #A29BFE;
  --accent-yellow: #FDCB6E;
  --accent-blue: #54A0FF;
  --accent-green: #10AC84;
  --accent-teal: #00D2D3;
  
  --bg-main: #F8F9FD;
  --bg-card: #FFFFFF;
  --bg-card-glass: rgba(255, 255, 255, 0.92);
  --border-color: #E6EDF5;
  --text-main: #2C3A47;
  --text-muted: #7F8C8D;
  --text-light: #95A5A6;
  
  --shadow-sm: 0 2px 6px rgba(0, 0, 0, 0.03);
  --shadow-md: 0 6px 16px rgba(44, 58, 71, 0.06);
  --shadow-lg: 0 12px 28px rgba(44, 58, 71, 0.09);
  --shadow-primary: 0 4px 14px rgba(255, 107, 129, 0.35);

  --font-sans: 'Nunito', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Hiragino Sans', 'Hiragino Kaku Gothic ProN', Meiryo, sans-serif;
  --font-mono: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace;
}

[data-theme="dark"] {
  --bg-main: #131722;
  --bg-card: #1E2333;
  --bg-card-glass: rgba(30, 35, 51, 0.92);
  --border-color: #2D3548;
  --text-main: #F1F4F9;
  --text-muted: #9BA6B7;
  --text-light: #6E7B91;
  --shadow-sm: 0 2px 6px rgba(0, 0, 0, 0.25);
  --shadow-md: 0 6px 16px rgba(0, 0, 0, 0.35);
  --shadow-lg: 0 12px 28px rgba(0, 0, 0, 0.5);
}

/* Base Reset */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-main);
  color: var(--text-main);
  line-height: 1.5;
  min-height: 100vh;
  transition: background-color 0.2s ease, color 0.2s ease;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
::-webkit-scrollbar-track {
  background: transparent;
}
::-webkit-scrollbar-thumb {
  background: rgba(0, 0, 0, 0.15);
  border-radius: 9999px;
}
[data-theme="dark"] ::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.18);
}

/* ========================================================
   App Header (Slim & Minimal)
   ======================================================== */

.app-header {
  background: var(--bg-card-glass);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.header-container {
  max-width: 1320px;
  margin: 0 auto;
  padding: 0.6rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 800;
  font-size: 1.15rem;
  color: var(--primary-dark);
  text-decoration: none;
  letter-spacing: -0.3px;
}

.brand-icon {
  font-size: 1.4rem;
}

.brand-badge {
  font-size: 0.65rem;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: #FFF;
  padding: 0.15rem 0.45rem;
  border-radius: 9999px;
  font-weight: 800;
  letter-spacing: 0.5px;
}

/* Segmented Control Navigation */
.nav-tabs {
  display: flex;
  gap: 0.25rem;
  background: rgba(0, 0, 0, 0.05);
  padding: 0.25rem;
  border-radius: 12px;
}

[data-theme="dark"] .nav-tabs {
  background: rgba(255, 255, 255, 0.06);
}

.nav-tab-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.45rem 0.9rem;
  border-radius: 8px;
  border: none;
  background: transparent;
  color: var(--text-muted);
  font-weight: 700;
  font-size: 0.88rem;
  cursor: pointer;
  transition: all 0.15s ease;
  white-space: nowrap;
}

.nav-tab-btn:hover {
  color: var(--text-main);
}

.nav-tab-btn.active {
  background: var(--bg-card);
  color: var(--primary-dark);
  box-shadow: 0 1px 4px rgba(0,0,0,0.08);
}

/* Header Utilities */
.header-actions {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 9px;
  border: 1px solid var(--border-color);
  background: var(--bg-card);
  color: var(--text-main);
  cursor: pointer;
  font-size: 1rem;
  transition: all 0.15s ease;
}

.icon-btn:hover {
  background: rgba(0, 0, 0, 0.04);
  transform: translateY(-1px);
}

/* ========================================================
   Main Layout & Containers
   ======================================================== */

.main-content {
  max-width: 1320px;
  margin: 1.25rem auto 3rem;
  padding: 0 1.25rem;
}

.tab-pane {
  display: none;
  animation: fadeIn 0.2s ease;
}

.tab-pane.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Common Card */
.card {
  background: var(--bg-card);
  border-radius: 14px;
  border: 1px solid var(--border-color);
  padding: 1.25rem;
  box-shadow: var(--shadow-sm);
  margin-bottom: 1.25rem;
  transition: box-shadow 0.2s ease;
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.card-title {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--text-main);
}

.card-title-icon {
  font-size: 1.25rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.5rem 1rem;
  font-size: 0.88rem;
  font-weight: 700;
  border-radius: 9px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.15s ease;
  user-select: none;
  white-space: nowrap;
}

.btn:active {
  transform: scale(0.97);
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #FFF;
  box-shadow: var(--shadow-primary);
}

.btn-primary:hover {
  filter: brightness(1.06);
}

.btn-secondary {
  background: var(--bg-card);
  border-color: var(--border-color);
  color: var(--text-main);
}

.btn-secondary:hover {
  background: rgba(0, 0, 0, 0.04);
}

.btn-danger {
  background: #FF5E57;
  color: #FFF;
}

.btn-sm {
  padding: 0.35rem 0.75rem;
  font-size: 0.82rem;
  border-radius: 8px;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.2rem 0.55rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 800;
}

.badge-success { background: rgba(16, 172, 132, 0.12); color: var(--accent-green); }
.badge-warning { background: rgba(253, 203, 110, 0.25); color: #D35400; }

/* Progress Bar */
.progress-container {
  width: 100%;
  background: rgba(0, 0, 0, 0.05);
  border-radius: 9999px;
  height: 22px;
  overflow: hidden;
  position: relative;
}

[data-theme="dark"] .progress-container {
  background: rgba(255, 255, 255, 0.08);
}

.progress-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, #FF6B81, #EE5253);
  border-radius: 9999px;
  transition: width 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.progress-bar-fill.complete {
  background: linear-gradient(90deg, #10AC84, #00D2D3);
}

.progress-text-overlay {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 0.75rem;
  font-weight: 800;
  color: #FFF;
  text-shadow: 0 1px 2px rgba(0,0,0,0.6);
  pointer-events: none;
}

/* ========================================================
   Section 2.1: Gift Detailed Counter (Streamlined)
   ======================================================== */

.stats-hero-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.stat-hero-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 1rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.85rem;
  box-shadow: var(--shadow-sm);
}

.stat-hero-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  background: rgba(255, 107, 129, 0.1);
  color: var(--primary-dark);
}

.stat-hero-info {
  display: flex;
  flex-direction: column;
}

.stat-hero-label {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-muted);
}

.stat-hero-value {
  font-size: 1.45rem;
  font-weight: 900;
  color: var(--text-main);
  line-height: 1.2;
}

.stat-hero-sub {
  font-size: 0.72rem;
  color: var(--accent-green);
  font-weight: 700;
}

/* Quick Add Bar */
.quick-add-bar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  overflow-x: auto;
  padding: 0.65rem 0.85rem;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  margin-bottom: 1.25rem;
  box-shadow: var(--shadow-sm);
}

.quick-add-label {
  font-size: 0.8rem;
  font-weight: 800;
  color: var(--text-muted);
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.quick-pt-btn {
  padding: 0.35rem 0.75rem;
  font-size: 0.82rem;
  font-weight: 800;
  border-radius: 20px;
  border: 1px solid var(--border-color);
  background: var(--bg-main);
  color: var(--text-main);
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.15s ease;
}

.quick-pt-btn:hover {
  background: var(--primary);
  color: #FFF;
  border-color: var(--primary);
  transform: translateY(-1px);
}

/* Tier Filter Buttons */
.tier-filter-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.85rem;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.tier-filter-tabs {
  display: flex;
  gap: 0.35rem;
  background: rgba(0, 0, 0, 0.04);
  padding: 0.2rem;
  border-radius: 10px;
}

[data-theme="dark"] .tier-filter-tabs {
  background: rgba(255, 255, 255, 0.06);
}

.tier-filter-tab {
  padding: 0.3rem 0.7rem;
  font-size: 0.8rem;
  font-weight: 700;
  border-radius: 7px;
  border: none;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.15s ease;
}

.tier-filter-tab.active {
  background: var(--bg-card);
  color: var(--primary-dark);
  box-shadow: var(--shadow-sm);
}

/* Badge Scaling Inline */
.badge-scaling-box {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 0.85rem 1.25rem;
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.badge-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.badge-pill {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  background: var(--bg-main);
  border: 1px solid var(--border-color);
  padding: 0.25rem 0.5rem;
  border-radius: 8px;
}

.badge-pill img {
  width: 20px;
  height: 20px;
}

.badge-pill span {
  font-size: 0.8rem;
  font-weight: 800;
}

.badge-pill-btn {
  width: 20px;
  height: 20px;
  border-radius: 6px;
  border: 1px solid var(--border-color);
  background: var(--bg-card);
  color: var(--text-main);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.8rem;
}

.badge-pill-btn:hover {
  background: var(--primary);
  color: #FFF;
  border-color: var(--primary);
}

/* Tier Cards Grid (Clean & Modern) */
.tier-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(190px, 1fr));
  gap: 0.85rem;
}

.tier-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 0.85rem;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  transition: transform 0.15s ease, border-color 0.15s ease;
}

.tier-card:hover {
  border-color: var(--primary-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.tier-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.tier-point-tag {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.88rem;
  font-weight: 900;
  color: var(--text-main);
}

.tier-thumb {
  width: 32px;
  height: 32px;
  object-fit: contain;
}

.tier-subtotal {
  font-size: 0.78rem;
  font-weight: 800;
  color: var(--primary-dark);
}

.tier-count-display {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 0.25rem;
  padding: 0.4rem 0;
  background: var(--bg-main);
  border-radius: 8px;
}

.tier-count-num {
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--text-main);
}

.tier-count-unit {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-muted);
}

.tier-actions {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1fr;
  gap: 0.3rem;
}

.tier-btn {
  padding: 0.35rem 0;
  font-size: 0.8rem;
  font-weight: 800;
  border-radius: 6px;
  border: 1px solid var(--border-color);
  background: var(--bg-card);
  color: var(--text-main);
  cursor: pointer;
  transition: all 0.1s ease;
}

.tier-btn:hover {
  background: var(--primary);
  color: #FFF;
  border-color: var(--primary);
}

.tier-btn-dec {
  color: #FF5E57;
}
.tier-btn-dec:hover {
  background: #FF5E57;
  color: #FFF;
  border-color: #FF5E57;
}

/* ========================================================
   Section 2.2: Genre Endurance
   ======================================================== */

.genre-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
  gap: 1rem;
}

.genre-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  box-shadow: var(--shadow-sm);
}

.genre-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.genre-card-title {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  font-weight: 800;
  font-size: 1rem;
}

.genre-shelf {
  display: flex;
  gap: 0.4rem;
  overflow-x: auto;
  padding: 0.3rem 0.1rem;
}

.gift-shelf-item {
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  background: var(--bg-main);
  padding: 3px;
  cursor: pointer;
  position: relative;
  transition: all 0.15s ease;
}

.gift-shelf-item:hover {
  transform: scale(1.1);
  border-color: var(--primary);
  z-index: 2;
}

.gift-shelf-item img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.gift-shelf-pt {
  position: absolute;
  bottom: 1px;
  right: 2px;
  font-size: 0.6rem;
  font-weight: 800;
  background: rgba(0,0,0,0.65);
  color: #FFF;
  padding: 0 0.2rem;
  border-radius: 4px;
  line-height: 1.1;
}

/* ========================================================
   Section 2.3: Super Gacha
   ======================================================== */

.gacha-stage {
  background: linear-gradient(145deg, #1A1F36, #0A0C16);
  border-radius: 14px;
  padding: 2rem 1.5rem;
  text-align: center;
  position: relative;
  overflow: hidden;
  color: #FFF;
  margin-bottom: 1.25rem;
}

.gacha-capsule-machine {
  width: 130px;
  height: 130px;
  margin: 1.5rem auto 1rem;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 35%, #FF7675, #D63031);
  border: 4px solid #FFF;
  box-shadow: 0 10px 25px rgba(214, 48, 49, 0.4);
  position: relative;
}

.gacha-controls {
  display: flex;
  gap: 0.75rem;
  justify-content: center;
  margin-top: 1rem;
}

.btn-gacha {
  padding: 0.7rem 1.5rem;
  font-size: 0.95rem;
  font-weight: 900;
  border-radius: 12px;
  border: none;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #FFF;
  cursor: pointer;
  box-shadow: 0 6px 18px rgba(255, 107, 129, 0.4);
  transition: all 0.15s ease;
}

.btn-gacha:hover {
  filter: brightness(1.1);
  transform: translateY(-2px);
}

.capsule-body {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  position: relative;
  overflow: hidden;
  box-shadow: inset 0 -6px 12px rgba(0,0,0,0.25), inset 0 6px 12px rgba(255,255,255,0.4);
  transition: transform 0.2s ease;
}

.capsule-body::before {
  content: '';
  position: absolute;
  top: 15%;
  left: 20%;
  width: 35%;
  height: 25%;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.45);
  transform: rotate(-35deg);
}

.capsule-body.shake {
  animation: capsuleShake 0.12s infinite;
}

.capsule-body.burst {
  animation: capsuleBurst 0.65s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

@keyframes capsuleShake {
  0% { transform: translate(0, 0) rotate(0deg); }
  25% { transform: translate(-4px, 3px) rotate(-6deg); }
  50% { transform: translate(4px, -3px) rotate(6deg); }
  75% { transform: translate(-3px, -2px) rotate(-4deg); }
  100% { transform: translate(3px, 2px) rotate(4deg); }
}

@keyframes capsuleBurst {
  0% { transform: scale(1) rotate(0deg); filter: brightness(1); }
  40% { transform: scale(1.3) rotate(12deg); filter: brightness(2.2); }
  70% { transform: scale(0.9) rotate(-6deg); filter: brightness(1.3); }
  100% { transform: scale(1) rotate(0deg); filter: brightness(1); }
}

/* Multiplier Badge (Duplicate item count) */
.gacha-count-badge {
  display: inline-block;
  background: linear-gradient(135deg, #FF6B81, #EE5253);
  color: #FFF;
  font-weight: 900;
  font-size: 0.85rem;
  font-family: var(--font-mono);
  padding: 0.15rem 0.55rem;
  border-radius: 9999px;
  box-shadow: 0 2px 6px rgba(238, 82, 83, 0.4);
  margin-left: 0.35rem;
  vertical-align: middle;
}

.gacha-count-badge.large {
  font-size: 0.95rem;
  padding: 0.2rem 0.7rem;
}

/* Stock limit pill */
.stock-badge {
  font-size: 0.75rem;
  font-weight: 800;
  padding: 0.15rem 0.45rem;
  border-radius: 6px;
  background: var(--bg-main);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
}

.stock-badge.empty {
  background: rgba(238, 82, 83, 0.15);
  color: #D63031;
  border-color: #FF7675;
}

/* Rarity Badges */
.rarity-badge {
  display: inline-block;
  padding: 0.25rem 0.65rem;
  font-size: 0.78rem;
  font-weight: 900;
  border-radius: 20px;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.rarity-ssr {
  background: linear-gradient(135deg, #ffd700, #ff9f43);
  color: #5c3b00;
  box-shadow: 0 2px 10px rgba(255, 215, 0, 0.45);
  border: 1px solid #ffeaa7;
}

.rarity-sr {
  background: linear-gradient(135deg, #a29bfe, #6c5ce7);
  color: #FFF;
  box-shadow: 0 2px 8px rgba(108, 92, 231, 0.35);
}

.rarity-r {
  background: linear-gradient(135deg, #74b9ff, #0984e3);
  color: #FFF;
  box-shadow: 0 2px 8px rgba(9, 132, 227, 0.35);
}

.rarity-n {
  background: linear-gradient(135deg, #dfe6e9, #b2bec3);
  color: #2d3436;
}

/* ========================================================
   Section 2.4: Panel Reveal Grid
   ======================================================== */

.panel-stage-container {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.panel-board-wrap {
  position: relative;
  width: 380px;
  height: 380px;
  max-width: 90vw;
  max-height: 90vw;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 2px solid var(--border-color);
}

.panel-underlay-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.panel-grid-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: grid;
  gap: 2px;
  background: rgba(0, 0, 0, 0.2);
}

.grid-3x3 { grid-template-columns: repeat(3, 1fr); grid-template-rows: repeat(3, 1fr); }
.grid-4x4 { grid-template-columns: repeat(4, 1fr); grid-template-rows: repeat(4, 1fr); }
.grid-5x5 { grid-template-columns: repeat(5, 1fr); grid-template-rows: repeat(5, 1fr); }

.grid-tile {
  background: linear-gradient(135deg, #6C5CE7, #A29BFE);
  color: #FFF;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  font-weight: 900;
  cursor: pointer;
  transition: opacity 0.2s ease, transform 0.2s ease;
  user-select: none;
  position: relative;
  overflow: hidden;
}

.grid-tile:hover {
  filter: brightness(1.15);
}

.grid-tile.opened {
  opacity: 0;
  pointer-events: none;
  transform: scale(0.85);
}

/* Panel Tile Gift Display Styles */
.panel-tile-inner {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 4px;
  position: relative;
  box-sizing: border-box;
}

.panel-tile-num {
  position: absolute;
  top: 4px;
  left: 6px;
  font-size: 0.72rem;
  font-weight: 900;
  background: rgba(0, 0, 0, 0.4);
  color: #FFF;
  padding: 1px 5px;
  border-radius: 6px;
  line-height: 1.2;
}

.panel-tile-gift-img {
  max-width: 65%;
  max-height: 60%;
  object-fit: contain;
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.3));
  transition: transform 0.15s ease;
}

.grid-tile:hover .panel-tile-gift-img {
  transform: scale(1.1);
}

.panel-tile-gift-info {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2px;
  max-width: 95%;
  margin-top: 2px;
}

.panel-tile-gift-name {
  font-size: 0.65rem;
  font-weight: 800;
  color: #FFF;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.6);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.panel-tile-gift-pt {
  font-size: 0.62rem;
  font-weight: 900;
  background: #FFEAA7;
  color: #D35400;
  padding: 0 4px;
  border-radius: 4px;
  white-space: nowrap;
}

/* 4x4 and 5x5 adjustments */
.grid-4x4 .panel-tile-gift-img {
  max-width: 58%;
  max-height: 52%;
}
.grid-4x4 .panel-tile-gift-name {
  font-size: 0.55rem;
}
.grid-4x4 .panel-tile-num {
  font-size: 0.62rem;
  padding: 0 3px;
}

.grid-5x5 .panel-tile-gift-img {
  max-width: 50%;
  max-height: 48%;
}
.grid-5x5 .panel-tile-gift-info {
  display: none;
}
.grid-5x5 .panel-tile-num {
  font-size: 0.55rem;
  padding: 0 2px;
}

/* ========================================================
   Modal Dialogs
   ======================================================== */

.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.55);
  backdrop-filter: blur(4px);
  z-index: 2000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.modal-backdrop.active {
  display: flex;
}

.modal-box {
  background: var(--bg-card);
  border-radius: 16px;
  border: 1px solid var(--border-color);
  padding: 1.5rem;
  max-width: 520px;
  width: 100%;
  max-height: 85vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
  animation: modal-in 0.2s ease;
}

@keyframes modal-in {
  from { opacity: 0; transform: scale(0.96); }
  to { opacity: 1; transform: scale(1); }
}

/* Gift Catalog Modal */
.catalog-category-filters {
  display: flex;
  gap: 0.35rem;
  overflow-x: auto;
  padding-bottom: 0.5rem;
  margin-bottom: 1rem;
}

.catalog-filter-btn {
  padding: 0.35rem 0.75rem;
  font-size: 0.82rem;
  border-radius: 20px;
  border: 1px solid var(--border-color);
  background: var(--bg-card);
  color: var(--text-main);
  cursor: pointer;
  white-space: nowrap;
  font-weight: 700;
  transition: all 0.15s ease;
}

.catalog-filter-btn:hover {
  border-color: var(--primary);
}

.catalog-filter-btn.active {
  background: var(--primary);
  color: #FFF;
  border-color: var(--primary);
}

.catalog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(88px, 1fr));
  gap: 0.65rem;
  max-height: 58vh;
  overflow-y: auto;
  padding: 0.25rem;
}

.catalog-gift-item {
  background: var(--bg-main);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 0.5rem 0.35rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  cursor: pointer;
  transition: all 0.15s ease;
}

.catalog-gift-item:hover {
  transform: translateY(-2px);
  border-color: var(--primary);
  background: var(--bg-card);
  box-shadow: var(--shadow-sm);
}

.catalog-gift-item img {
  width: 44px;
  height: 44px;
  object-fit: contain;
  margin-bottom: 0.25rem;
}

.catalog-gift-name {
  font-size: 0.72rem;
  font-weight: 800;
  color: var(--text-main);
  line-height: 1.1;
  margin-bottom: 0.2rem;
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.catalog-gift-pt {
  font-size: 0.68rem;
  font-weight: 800;
  color: var(--primary-dark);
  background: rgba(255, 107, 129, 0.1);
  padding: 0.1rem 0.35rem;
  border-radius: 6px;
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 3000;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.toast {
  background: #2D3748;
  color: #FFF;
  padding: 0.65rem 1.1rem;
  border-radius: 10px;
  font-weight: 700;
  font-size: 0.88rem;
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

/* ========================================================
   OBS Overlay Mode (Transparent & Chroma-Friendly)
   ======================================================== */

body.obs-mode {
  background: transparent !important;
}

body.obs-mode .app-header,
body.obs-mode .stats-hero-grid,
body.obs-mode .badge-scaling-box,
body.obs-mode .tier-filter-row,
body.obs-mode .tier-cards-grid,
body.obs-mode .quick-add-bar,
body.obs-mode #open-gift-catalog-btn,
body.obs-mode #edit-target-btn,
body.obs-mode #copy-summary-btn,
body.obs-mode #reset-counter-btn,
body.obs-mode #undo-counter-btn,
body.obs-mode .header-actions {
  display: none !important;
}

body.obs-mode .card {
  background: rgba(0, 0, 0, 0.65) !important;
  color: #FFF !important;
  border: 1px solid rgba(255, 255, 255, 0.2) !important;
  backdrop-filter: blur(8px);
}

body.obs-mode .main-content {
  margin: 0.5rem auto;
  max-width: 600px;
}

/* Responsive adjustments */
@media (max-width: 860px) {
  .header-container {
    flex-direction: column;
    align-items: stretch;
    gap: 0.65rem;
  }
  .nav-tabs {
    overflow-x: auto;
  }
  .stats-hero-grid {
    grid-template-columns: 1fr;
  }
  .tier-cards-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .gacha-layout-grid {
    grid-template-columns: 1fr !important;
  }
}

/* Catalog Search Toolbar & Export Modal */
.catalog-search-toolbar {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  margin-bottom: 0.75rem;
  flex-wrap: wrap;
}

.tier-count-display {
  cursor: pointer;
  border-radius: 8px;
  padding: 0.2rem 0.4rem;
  transition: all 0.15s ease;
  user-select: none;
}

.tier-count-display:hover {
  background: rgba(108, 92, 231, 0.08);
}

.tier-count-display:hover .tier-count-unit::after {
  content: ' ✏️';
  font-size: 0.75rem;
}

.gift-shelf-item {
  position: relative;
  user-select: none;
}

.gift-shelf-item:active {
  transform: scale(0.92);
}

#endurance-export-canvas {
  background: #1a1a2e;
}

/* App Footer & Material Credits */
.app-footer {
  margin-top: 3rem;
  padding: 1.5rem 1rem;
  border-top: 1px solid var(--border-color);
  background: var(--bg-card);
  text-align: center;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.footer-credit a {
  color: var(--primary);
  font-weight: 700;
  text-decoration: underline;
}

.footer-credit a:hover {
  color: var(--primary-dark);
}

body.obs-mode .app-footer {
  display: none !important;
}