/* ==========================================================================
   Premium Glassmorphism Theme Configuration (Light Mode Default)
   ========================================================================== */
:root {
  --font-display: 'Sarabun', sans-serif;
  --font-body: 'Sarabun', sans-serif;
  
  /* ☀️ Light Mode (Default Theme) */
  --bg-app: #f1f5f9;                    
  --bg-sidebar: rgba(255, 255, 255, 0.85); 
  --bg-card: rgba(255, 255, 255, 0.85); 
  --bg-card-hover: rgba(255, 255, 255, 0.98);
  --bg-header: rgba(241, 245, 249, 0.85); 
  --bg-modal: rgba(255, 255, 255, 0.95);  
  --bg-input: rgba(15, 23, 42, 0.05);   
  --bg-switcher: rgba(15, 23, 42, 0.04);
  --bg-badge-container: rgba(15, 23, 42, 0.02);
  --bg-badge-checked: rgba(15, 23, 42, 0.05);
  --bg-upcoming: rgba(255, 255, 255, 0.7);
  --bg-desc: rgba(15, 23, 42, 0.04);
  
  --border-color: rgba(255, 255, 255, 0.6); 
  --border-focus: #3b82f6;
  
  --text-main: #0f172a;                 
  --text-muted: #64748b;                
  --text-inverse: #ffffff;              
  
  /* 🎨 เพิ่มลูกเล่นสีสันแบบ Gradient */
  --color-primary: #3b82f6;
  --gradient-primary: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);
  --gradient-primary-hover: linear-gradient(135deg, #2563eb 0%, #7c3aed 100%);
  
  --color-secondary: #64748b;
  --color-danger: #ef4444;
  --gradient-danger: linear-gradient(135deg, #ef4444 0%, #f43f5e 100%);
  --color-danger-hover: #dc2626;
  
  --color-warning: #f59e0b;
  --gradient-warning: linear-gradient(135deg, #f59e0b 0%, #fbbf24 100%);
  --color-warning-hover: #d97706;
  
  --color-success: #10b981;
  --gradient-success: linear-gradient(135deg, #10b981 0%, #34d399 100%);
  --color-success-hover: #059669;

  /* สีหมวดหมู่ (ปรับให้สดใสขึ้นแบบนีออน) */
  --color-photo: #06b6d4;
  --color-video: #8b5cf6;
  --color-audio-ff: #f97316;
  --color-audio-obj: #14b8a6;

  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 8px 16px rgba(31, 38, 135, 0.1);
  --shadow-lg: 0 12px 32px rgba(31, 38, 135, 0.15);
  --shadow-glow: 0 0 20px rgba(139, 92, 246, 0.4);
  --scrollbar-thumb: rgba(15, 23, 42, 0.15);
  
  --glass-blur: blur(12px);
  --sidebar-width: 330px;
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  
  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s ease;
}

/* 🌙 Dark Mode (เมื่อมีการสลับเปิดโหมดมืด) */
body.dark-mode {
  --bg-app: #0f172a;
  --bg-sidebar: rgba(15, 23, 42, 0.85);
  --bg-card: rgba(30, 41, 59, 0.85);
  --bg-card-hover: rgba(30, 41, 59, 0.95);
  --bg-header: rgba(15, 23, 42, 0.85);
  --bg-modal: rgba(15, 23, 42, 0.95);
  --bg-input: rgba(0, 0, 0, 0.3);
  --bg-switcher: rgba(255, 255, 255, 0.05);
  --bg-badge-container: rgba(255, 255, 255, 0.03);
  --bg-badge-checked: rgba(255, 255, 255, 0.08);
  --bg-upcoming: rgba(0, 0, 0, 0.4);
  --bg-desc: rgba(0, 0, 0, 0.3);
  
  --border-color: rgba(255, 255, 255, 0.1);
  --border-focus: #8b5cf6;
  
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-inverse: #0f172a;
  
  --color-secondary: #4b5563;

  --color-photo: #22d3ee;
  --color-video: #a78bfa;
  --color-audio-ff: #fb923c;
  --color-audio-obj: #2dd4bf;

  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 8px 16px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.4);
  --shadow-glow: 0 0 20px rgba(139, 92, 246, 0.6);
  --scrollbar-thumb: rgba(255, 255, 255, 0.2);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: var(--font-body);
  /* ⚡ ปรับเป็น Gradient แบบสถิต ปิด Repaint Loop */
  background: linear-gradient(135deg, var(--bg-app) 0%, #e2e8f0 50%, #c7d2fe 100%);
  color: var(--text-main);
  overflow: hidden;
  height: 100vh;
  -webkit-font-smoothing: antialiased;
  transition: background-color var(--transition-normal), color var(--transition-normal); 
}

body.dark-mode {
  background: linear-gradient(135deg, var(--bg-app) 0%, #1e1b4b 50%, #312e81 100%);
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  transition: color var(--transition-normal);
}

::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: rgba(0, 0, 0, 0.05);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb {
  background: var(--scrollbar-thumb);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--color-primary);
}

/* Application Layout */
.app-container {
  display: flex;
  height: 100vh;
  width: 100vw;
}

/* Sidebar Elements */
.sidebar-toggle-btn {
  display: none; /* ซ่อนในคอมพิวเตอร์ */
}
.btn-close-sidebar {
  display: none;
  background: transparent;
  border: none;
  font-size: 1.8rem;
  color: var(--text-muted);
  cursor: pointer;
  margin-left: auto;
}

.sidebar-overlay {
  display: none;
}

/* Sidebar */
.sidebar {
  width: var(--sidebar-width);
  background-color: var(--bg-sidebar);
  border-right: 1px solid var(--border-color);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  overflow-y: auto;
  flex-shrink: 0;
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  transition: background-color var(--transition-normal), border-color var(--transition-normal), left var(--transition-normal);
}
.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
/* ✨ เพิ่มไอคอนโลโก้ */
.brand .logo {
  font-size: 2rem;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  text-shadow: 0 0 15px rgba(139, 92, 246, 0.4);
}

.brand h1 {
  font-size: 1.25rem;
  color: var(--text-main);
  line-height: 1.2;
}
.brand p {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.main-content {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  position: relative;
}

/* Header */
.calendar-header {
  padding: 1.25rem 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border-color);
  background-color: var(--bg-header);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  z-index: 10;
  box-shadow: var(--shadow-sm);
  transition: background-color var(--transition-normal), border-color var(--transition-normal);
}
.header-left-group {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

/* ✨ เพิ่มอีโมจิตกแต่ง Title */
.title-section h2::before {
  content: "\f073"; /* รหัส Unicode ของ calendar-days ใน Font Awesome */
  font-family: "Font Awesome 6 Free"; /* หรือ "FontAwesome" ตามเวอร์ชันที่ใช้งาน */
  font-weight: 900; /* จำเป็นสำหรับไอคอนแบบ Solid (fa-solid) */
  margin-right: 8px; /* เว้นระยะห่างระหว่างไอคอนกับข้อความ */
  color: #your-color; /* (ถ้าต้องการ) ใส่สีให้กับไอคอน */
}
.title-section h2 {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.view-switchers {
  display: flex;
  background-color: var(--bg-switcher);
  padding: 6px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  box-shadow: inset 0 2px 4px rgba(0,0,0,0.02);
}
.btn-view {
  background: transparent;
  color: var(--text-muted);
  border: none;
  padding: 8px 16px;
  border-radius: 10px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.85rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: var(--transition-fast);
}
.btn-view.active {
  background: var(--gradient-primary);
  color: #fff;
  box-shadow: var(--shadow-md);
}
.btn-view:not(.active):hover {
  color: var(--text-main);
  background-color: rgba(255, 255, 255, 0.5);
  transform: translateY(-1px);
}
/* ✨ เพิ่มไอคอนในปุ่ม Switcher */
.btn-view[data-view="month"]::before { content: '🗓️'; }
.btn-view[data-view="week"]::before { content: '📊'; }

/* Buttons Engine */
.btn {
  font-family: var(--font-display);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 10px 20px;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  font-size: 0.95rem;
  transition: var(--transition-fast);
  user-select: none;
}
.btn-sm {
  padding: 8px 14px;
  font-size: 0.85rem;
  border-radius: var(--radius-sm);
}
.btn-block {
  width: 100%;
}
.btn-large {
  padding: 14px 28px;
  font-size: 1.1rem;
}

.btn-primary {
  background: var(--gradient-primary);
  color: #fff;
  box-shadow: 0 4px 15px rgba(139, 92, 246, 0.3);
  border: none;
}
.btn-primary:hover {
  background: var(--gradient-primary-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}
/* ✨ เพิ่มไอคอนปุ่มหลัก */
.btn-primary::after { content: '🚀'; font-size: 1.1em; }

.btn-secondary {
  background-color: var(--bg-switcher);
  border-color: var(--border-color);
  color: var(--text-main);
}
.btn-secondary:hover {
  background-color: var(--bg-badge-checked);
  border-color: var(--color-primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}
.btn-danger {
  background: var(--gradient-danger);
  color: #fff;
  border: none;
}
.btn-danger:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(239, 68, 68, 0.4);
}
.btn-danger.btn-outline {
  background: transparent;
  color: var(--color-danger);
  border-color: var(--color-danger);
}
.btn-danger.btn-outline:hover {
  background-color: rgba(239, 68, 68, 0.1);
}
.btn-warning {
  background: var(--gradient-warning);
  color: #fff;
  border: none;
}
.btn-warning:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(245, 158, 11, 0.4);
}
.btn-text {
  background: transparent;
  border: none;
  color: var(--text-muted);
}
.btn-text:hover {
  color: var(--color-primary);
  background-color: rgba(59, 130, 246, 0.1);
}
.btn-icon {
  background: var(--bg-switcher);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  width: 40px;
  height: 40px;
  padding: 0;
  border-radius: 50%; /* ✨ เปลี่ยนปุ่มไอคอนให้เป็นวงกลม */
}
.btn-icon:hover {
  background-color: var(--color-primary);
  color: #fff;
  transform: scale(1.05);
  box-shadow: var(--shadow-md);
}

/* ปุ่มสลับโหมดสีสว่าง/มืด (พรีเมียมสไตล์) */
.btn-theme-toggle {
  background: linear-gradient(145deg, var(--bg-switcher), var(--bg-card));
  border: 1px solid var(--border-color);
  color: var(--text-main);
  width: 100%;
  padding: 12px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.9rem;
  border-radius: var(--radius-md);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  transition: var(--transition-fast);
}
.btn-theme-toggle:hover {
  background: var(--gradient-primary);
  color: #fff;
  border-color: transparent;
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}
/* ✨ เพิ่มไอคอนปุ่มสลับธีม */
body:not(.dark-mode) .btn-theme-toggle::before { content: '🌙'; }
body.dark-mode .btn-theme-toggle::before { content: '☀️'; }

/* เอฟเฟกต์ Ripple */
.btn.ripple {
  position: relative;
  overflow: hidden;
}
.btn.ripple::after {
  content: "";
  background: rgba(255, 255, 255, 0.4);
  display: block;
  position: absolute;
  border-radius: 50%;
  padding-top: 240%;
  padding-left: 240%;
  margin-left: -120%;
  margin-top: -120%;
  opacity: 0;
  transition: all 0.8s cubic-bezier(0.1, 0.8, 0.3, 1);
}
.btn.ripple:active::after {
  padding: 0;
  margin: 0;
  opacity: 1;
  transition: 0s;
}

/* Sidebar Widgets */
.admin-badge-container {
  background: linear-gradient(145deg, var(--bg-badge-container), rgba(255,255,255,0.2));
  padding: 0.85rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.admin-badge {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  font-weight: 600;
}
.admin-badge-guest {
  background-color: rgba(75, 85, 99, 0.1);
  color: var(--text-muted);
  border: 1px dashed var(--text-muted);
}
.admin-badge-guest::before { content: '👤'; font-size: 1.1em; }

.admin-badge-logged {
  background: var(--gradient-success);
  color: #fff;
  box-shadow: 0 4px 10px rgba(16, 185, 129, 0.3);
}
.admin-badge-logged::before { content: '👑'; font-size: 1.1em; }

.sidebar-section {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  border-bottom: 1px dashed var(--border-color);
  padding-bottom: 1.25rem;
}
.sidebar-section h3 {
  font-size: 0.85rem;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
}
/* ✨ เพิ่มไอคอนให้หัวข้อ */
.sidebar-section h3::before { content: '📌'; }

.navigation-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
}
.navigation-controls .btn-text {
  flex-grow: 1;
  text-align: center;
  font-family: var(--font-display);
  font-weight: 700;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 8px 0;
  background: var(--bg-card);
}
.current-view-indicator {
  text-align: center;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-primary);
  background: linear-gradient(to right, rgba(59,130,246,0.1), rgba(139,92,246,0.1));
  padding: 10px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(59,130,246,0.3);
}

.search-box {
  position: relative;
}
.search-box input {
  width: 100%;
  padding: 12px 40px 12px 16px;
  border-radius: 20px; /* ✨ ทำช่องค้นหาให้โค้งมน */
  border: 2px solid var(--border-color);
  background-color: var(--bg-input);
  color: var(--text-main);
  font-family: var(--font-body);
  font-size: 0.9rem;
  transition: var(--transition-fast);
}
.search-box input:focus {
  outline: none;
  border-color: var(--color-primary);
  background-color: var(--bg-card);
  box-shadow: 0 0 15px rgba(59, 130, 246, 0.2);
}
.search-box .search-icon {
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-primary);
  pointer-events: none;
  font-size: 1.1em;
}

.filter-list {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}
.filter-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-main);
  cursor: pointer;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  transition: var(--transition-fast);
  border: 1px solid transparent;
}
.filter-item:hover {
  background-color: var(--bg-card);
  border-color: var(--border-color);
  transform: translateX(3px);
}
.filter-item input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--color-primary);
  cursor: pointer;
}
.category-indicator {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  display: inline-block;
}
.cat-photo { background: linear-gradient(135deg, #06b6d4, #3b82f6); box-shadow: 0 0 10px var(--color-photo); }
.cat-video { background: linear-gradient(135deg, #8b5cf6, #d946ef); box-shadow: 0 0 10px var(--color-video); }
.cat-audio-ff { background: linear-gradient(135deg, #f97316, #ef4444); box-shadow: 0 0 10px var(--color-audio-ff); }
.cat-audio-obj { background: linear-gradient(135deg, #14b8a6, #22c55e); box-shadow: 0 0 10px var(--color-audio-obj); }

.sidebar-footer {
  margin-top: auto;
  font-size: 0.75rem;
  color: var(--text-muted);
  text-align: center;
  line-height: 1.5;
  border-top: 1px dashed var(--border-color);
  padding-top: 1.25rem;
}
.sidebar-footer::before { content: '❤️ '; }

/* Calendar Grid Engine */
.calendar-viewport {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  padding: 1.5rem;
  overflow-y: auto;
}
.weekday-header-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  text-align: center;
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--color-primary);
  background: var(--bg-card);
  border-radius: var(--radius-md);
  padding: 12px 0;
  margin-bottom: 1rem;
  box-shadow: var(--shadow-sm);
}
.calendar-grid-days {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  grid-auto-rows: minmax(120px, 1fr);
  gap: 12px; /* ✨ เพิ่มช่องว่างให้ตารางดูโปร่ง */
  flex-grow: 1;
}
.calendar-grid-days.week-view {
  grid-auto-rows: minmax(360px, 1fr);
}

/* ⚡ Day Cell Cards: ลบ backdrop-filter ออกเพื่อแก้ไขอาการกระตุก */
.day-cell {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 10px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-height: 100px;
  transition: var(--transition-fast);
  position: relative;
  overflow: hidden;
  will-change: transform;
}
.day-cell::before {
  content: '';
  position: absolute;
  top: 0; left: 0; width: 100%; height: 4px;
  background: var(--gradient-primary);
  opacity: 0;
  transition: opacity 0.2s ease;
}
.day-cell:hover {
  background-color: var(--bg-card-hover);
  border-color: var(--color-primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  z-index: 5;
}
.day-cell:hover::before { opacity: 1; }

.day-cell.today {
  border: 2px solid var(--color-primary);
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.08), rgba(139, 92, 246, 0.12)), var(--bg-card);
  box-shadow: 0 0 20px rgba(59, 130, 246, 0.15);
}
.day-cell.today .day-number {
  background: var(--gradient-primary);
  color: #fff;
  border-radius: 50%;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  box-shadow: 0 4px 10px rgba(59,130,246,0.4);
}
.day-cell.other-month {
  opacity: 0.4;
  background: transparent;
}
.day-cell.other-month:hover {
  opacity: 0.9;
  background: var(--bg-card);
}

.day-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.day-number {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-main);
}
.day-events-container {
  display: flex;
  flex-direction: column;
  gap: 6px;
  overflow-y: auto;
  flex-grow: 1;
  padding-right: 4px; /* เผื่อที่ให้ scrollbar */
}

/* ⚡ Event Chips: ลบ backdrop-filter ออกเพื่อเรนเดอร์ได้ลื่นขึ้น */
.event-chip {
  padding: 6px 8px;
  font-size: 0.75rem;
  border-radius: 6px;
  color: var(--text-main);
  cursor: pointer;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  font-weight: 600;
  transition: var(--transition-fast);
  display: flex;
  align-items: center;
  gap: 6px;
  border: 1px solid transparent;
  background: rgba(255, 255, 255, 0.7);
}
body.dark-mode .event-chip {
  background: rgba(15, 23, 42, 0.6);
}

.event-chip:hover {
  transform: translateX(2px);
  box-shadow: var(--shadow-sm);
  filter: brightness(1.05);
}
/* ✨ เพิ่มอิโมจิตามประเภทงาน */
.chip-photo::before { content: '📷'; }
.chip-photo {
  border-left: 4px solid var(--color-photo);
  background: linear-gradient(90deg, rgba(6, 182, 212, 0.25), transparent);
}
.chip-video::before { content: '🎬'; }
.chip-video {
  border-left: 4px solid var(--color-video);
  background: linear-gradient(90deg, rgba(139, 92, 246, 0.25), transparent);
}
.chip-audio-ff::before { content: '🎵'; }
.chip-audio-ff {
  border-left: 4px solid var(--color-audio-ff);
  background: linear-gradient(90deg, rgba(249, 115, 22, 0.25), transparent);
}
.chip-audio-obj::before { content: '🎙️'; }
.chip-audio-obj {
  border-left: 4px solid var(--color-audio-obj);
  background: linear-gradient(90deg, rgba(20, 184, 166, 0.25), transparent);
}
.chip-multi::before { content: '✨'; }
.chip-multi {
  border-left: 4px solid var(--color-primary);
  background: linear-gradient(90deg, rgba(59, 130, 246, 0.25) 0%, transparent 100%);
}
.chip-categories-dots {
  display: flex;
  gap: 3px;
  margin-left: auto;
}
.dot-indicator {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  box-shadow: 0 0 4px currentColor;
}

/* Modals Core */
.overlay, .modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(15, 23, 42, 0.75);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}
.overlay.active, .modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.spinner-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.25rem;
}
.spinner {
  width: 50px;
  height: 50px;
  border: 4px solid rgba(59, 130, 246, 0.2);
  border-left-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  box-shadow: 0 0 15px rgba(59, 130, 246, 0.4);
}
.loading-text {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: #fff;
  letter-spacing: 2px;
}

/* กล่องโมดอล */
.modal-card {
  background-color: var(--bg-modal);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: var(--radius-lg);
  width: 92%;
  max-width: 600px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
  overflow: hidden;
  transition: transform 0.3s ease, opacity 0.3s ease;
}
.modal-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 6px;
  background: var(--gradient-primary);
}
.modal-card-sm { max-width: 450px; }
.modal-card-lg { max-width: 800px; }

.modal-card form {
  display: flex;
  flex-direction: column;
  flex-grow: 1;
  overflow: hidden;
}

.modal-header {
  padding: 1.5rem 2rem;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(0,0,0,0.02);
}
.modal-header h2 {
  font-size: 1.4rem;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.modal-header h2::before { content: '📝'; }

.modal-close {
  background: var(--bg-switcher);
  border: none;
  width: 36px; height: 36px;
  border-radius: 50%;
  color: var(--text-muted);
  font-size: 1.2rem;
  cursor: pointer;
  transition: var(--transition-fast);
}
.modal-close:hover { 
  color: #fff; 
  background: var(--color-danger);
  transform: rotate(90deg);
}

.modal-body {
  padding: 2rem;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}
.modal-sub {
  font-size: 0.85rem;
  color: var(--text-muted);
  background: var(--bg-badge-container);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--color-primary);
}
.modal-footer {
  padding: 1.25rem 2rem;
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: flex-end;
  gap: 1rem;
  background-color: rgba(0, 0, 0, 0.03);
}

.animate-scale {
  transform: scale(0.95) translateY(10px);
  opacity: 0;
  transition: all 0.3s ease;
}
.modal-overlay.active .animate-scale {
  transform: scale(1) translateY(0);
  opacity: 1;
}

/* Forms */
.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.form-group label {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-main);
}
.form-group label .required {
  color: var(--color-danger);
  margin-left: 4px;
}
.form-control {
  width: 100%;
  padding: 12px 16px;
  background-color: var(--bg-input);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-main);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: var(--transition-fast);
}
.form-control:focus {
  outline: none;
  border-color: var(--color-primary);
  background-color: var(--bg-card);
  box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.15);
}
textarea.form-control {
  resize: vertical;
  min-height: 100px;
}
.form-row {
  display: flex;
  gap: 1.5rem;
}
.col-6 { width: 50%; }

.category-checkboxes-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin-top: 0.5rem;
}

.checkbox-badge-item {
  position: relative;
  cursor: pointer;
  user-select: none;
}
.checkbox-badge-item input[type="checkbox"] {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}
.checkbox-badge-label {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 12px 16px;
  border: 2px solid var(--border-color);
  border-radius: var(--radius-md);
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 600;
  background-color: var(--bg-badge-container);
  color: var(--text-muted);
  transition: var(--transition-fast);
}
.checkbox-badge-item:hover .checkbox-badge-label {
  border-color: var(--color-primary);
  transform: translateY(-2px);
}
.checkbox-badge-item input[type="checkbox"]:checked + .checkbox-badge-label {
  color: var(--text-main);
  background-color: var(--bg-badge-checked);
  box-shadow: var(--shadow-sm);
}
.checkbox-badge-item input[type="checkbox"]:checked + .checkbox-badge-label::after {
  content: '✔️';
  margin-left: auto;
}

.checkbox-badge-item input[type="checkbox"]:checked + .cat-photo-border {
  border-color: var(--color-photo);
  background: linear-gradient(to right, rgba(6,182,212,0.1), transparent);
  box-shadow: 0 0 15px rgba(6, 182, 212, 0.3);
}
.checkbox-badge-item input[type="checkbox"]:checked + .cat-video-border {
  border-color: var(--color-video);
  background: linear-gradient(to right, rgba(139,92,246,0.1), transparent);
  box-shadow: 0 0 15px rgba(139, 92, 246, 0.3);
}
.checkbox-badge-item input[type="checkbox"]:checked + .cat-audio-ff-border {
  border-color: var(--color-audio-ff);
  background: linear-gradient(to right, rgba(249,115,22,0.1), transparent);
  box-shadow: 0 0 15px rgba(249, 115, 22, 0.3);
}
.checkbox-badge-item input[type="checkbox"]:checked + .cat-audio-obj-border {
  border-color: var(--color-audio-obj);
  background: linear-gradient(to right, rgba(20,184,166,0.1), transparent);
  box-shadow: 0 0 15px rgba(20, 184, 166, 0.3);
}

.error-msg {
  color: var(--color-danger);
  font-size: 0.85rem;
  margin-top: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 500;
}
.error-msg::before { content: '⚠️'; }
.hidden { display: none !important; }

/* Upload Area */
.upload-dropzone-box {
  border: 2px dashed var(--color-primary);
  border-radius: var(--radius-lg);
  padding: 2rem;
  text-align: center;
  background-color: rgba(59, 130, 246, 0.05);
  cursor: pointer;
  position: relative;
  transition: all 0.2s ease;
}
.upload-dropzone-box:hover, .upload-dropzone-box.dragover {
  border-style: solid;
  background-color: rgba(59, 130, 246, 0.1);
  transform: scale(1.01);
}
.file-input-hidden {
  position: absolute;
  top: 0; left: 0; width: 100%; height: 100%;
  opacity: 0; cursor: pointer;
}
.dropzone-prompt {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  pointer-events: none;
}
.dropzone-icon {
  font-size: 2.5rem;
  color: var(--color-primary);
  filter: drop-shadow(0 4px 6px rgba(59,130,246,0.4));
  transition: transform 0.2s;
}
.upload-dropzone-box:hover .dropzone-icon {
  transform: translateY(-3px);
}

.dropzone-prompt .primary-text {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-main);
}
.dropzone-prompt .secondary-text {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.selected-file-card {
  display: flex;
  align-items: center;
  gap: 1rem;
  background: linear-gradient(135deg, var(--bg-badge-checked), var(--bg-card));
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-primary);
  width: 100%;
  box-shadow: 0 4px 10px rgba(59,130,246,0.1);
}

.selected-file-meta {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  overflow: hidden;
}
.selected-file-meta .file-title {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-main);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  width: 100%;
}
.selected-file-meta .file-size {
  font-size: 0.75rem;
  color: var(--text-muted);
}
.btn-clear-selection {
  background: rgba(239, 68, 68, 0.1);
  border: none;
  border-radius: 50%;
  width: 32px; height: 32px;
  color: var(--color-danger);
  font-size: 1.2rem;
  cursor: pointer;
  transition: var(--transition-fast);
}
.btn-clear-selection:hover { 
  background: var(--color-danger);
  color: #fff;
  transform: rotate(90deg);
}

.existing-file-card {
  display: flex;
  align-items: center;
  gap: 1rem;
  background: linear-gradient(90deg, rgba(59, 130, 246, 0.1), transparent);
  border-left: 4px solid var(--color-primary);
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  margin-bottom: 0.75rem;
  box-shadow: var(--shadow-sm);
}
.existing-file-card.marked-deleted {
  background: linear-gradient(90deg, rgba(239, 68, 68, 0.1), transparent);
  border-left-color: var(--color-danger);
  opacity: 0.7;
}
.existing-file-card.marked-deleted .file-name-label {
  text-decoration: line-through;
  color: var(--color-danger);
}
.file-icon-box {
  font-size: 1.5rem;
  color: var(--color-primary);
}

.file-info-text {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}
.file-info-text .file-name-label {
  font-size: 0.9rem;
  font-weight: 600;
}
.file-link-action {
  font-size: 0.8rem;
  color: var(--color-primary);
  text-decoration: none;
  font-weight: 500;
}
.file-link-action:hover { text-decoration: underline; }
.btn-delete-file {
  background: var(--bg-switcher);
  border: none;
  border-radius: 8px;
  padding: 6px 10px;
  color: var(--text-muted);
  cursor: pointer;
  transition: var(--transition-fast);
}
.btn-delete-file:hover { 
  color: #fff; 
  background: var(--color-danger);
}

/* Details view box */
.detail-section {
  border-bottom: 1px dashed var(--border-color);
  padding-bottom: 1rem;
}
.detail-badge-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}
.detail-tag {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 700;
  padding: 6px 14px;
  border-radius: 20px;
  color: #fff;
  box-shadow: 0 2px 8px rgba(0,0,0,0.15);
}
.tag-photo { background: var(--color-photo); }
.tag-video { background: var(--color-video); }
.tag-audio-ff { background: var(--color-audio-ff); }
.tag-audio-obj { background: var(--color-audio-obj); }

.detail-time-box {
  display: flex;
  gap: 1.25rem;
}

.time-item {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  background: linear-gradient(135deg, var(--bg-badge-container), rgba(255,255,255,0.05));
  padding: 12px 16px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  position: relative;
  overflow: hidden;
}

.time-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.time-value {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
}
.text-primary { color: var(--color-primary); }
.text-danger { color: var(--color-danger); }

.detail-section h3 {
  font-size: 0.95rem;
  color: var(--text-main);
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.detail-description-text {
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--text-main);
  background-color: var(--bg-desc);
  padding: 16px;
  border-radius: var(--radius-md);
  white-space: pre-wrap;
  border-left: 4px solid var(--color-primary);
}

.file-preview-card {
  background-color: var(--bg-input);
  border: 1px dashed var(--border-color);
  border-radius: var(--radius-md);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  align-items: center;
  width: 100%;
}
.attachment-link-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--bg-card);
  border: 2px solid var(--color-primary);
  padding: 10px 20px;
  border-radius: 20px;
  color: var(--color-primary);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 600;
  transition: var(--transition-fast);
}

.attachment-link-btn:hover {
  background: var(--gradient-primary);
  color: #fff;
  box-shadow: 0 4px 15px rgba(59, 130, 246, 0.4);
  transform: translateY(-2px);
}

.preview-image {
  max-width: 100%;
  max-height: 250px;
  object-fit: contain;
  border-radius: var(--radius-sm);
  border: 4px solid #fff;
  box-shadow: var(--shadow-md);
}
.preview-audio {
  width: 100%;
  margin-top: 8px;
  border-radius: 30px;
}
.preview-video {
  width: 100%;
  max-height: 250px;
  background-color: #000;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
}

.detail-meta {
  display: flex;
  justify-content: flex-end;
  font-size: 0.85rem;
}
.text-muted { color: var(--text-muted); }
.admin-actions {
  display: flex;
  gap: 0.75rem;
  margin-right: auto;
}

/* Toasts */
.toast-container-box {
  position: fixed;
  bottom: 24px;
  right: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  z-index: 1000;
}
.toast {
  background: rgba(255, 255, 255, 0.95);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  color: var(--text-main);
  box-shadow: 0 10px 30px rgba(0,0,0,0.15);
  display: flex;
  align-items: center;
  gap: 1rem;
  min-width: 300px;
  max-width: 450px;
  animation: slide-bounce-in 0.4s ease forwards;
  position: relative;
  overflow: hidden;
}
body.dark-mode .toast { background: rgba(30, 41, 59, 0.95); }

.toast::before {
  content: ''; position: absolute; left: 0; top: 0; bottom: 0; width: 6px;
}
.toast-success::before { background: var(--gradient-success); }
.toast-error::before { background: var(--gradient-danger); }
.toast-info::before { background: var(--gradient-primary); }

.toast-icon { font-size: 1.5rem; }

.toast-message {
  font-size: 0.9rem;
  font-weight: 600;
  line-height: 1.4;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}
@keyframes slide-bounce-in {
  0% { transform: translateX(120%); opacity: 0; }
  100% { transform: translateX(0); opacity: 1; }
}

/* ==========================================================================
   Dashboard Section Styles
   ========================================================================== */
.dashboard-container {
  margin-top: 2.5rem;
  padding-top: 2rem;
  border-top: 2px dashed var(--border-color);
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}
.dashboard-header h3 {
  font-size: 1.25rem;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

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

.stat-card {
  background: linear-gradient(145deg, var(--bg-card), rgba(255,255,255,0.2));
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  display: flex;
  align-items: center;
  gap: 1.25rem;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  box-shadow: var(--shadow-sm);
  will-change: transform;
}
.stat-card:hover {
  transform: translateY(-3px);
  border-color: var(--color-primary);
  background-color: var(--bg-card-hover);
  box-shadow: 0 10px 25px rgba(31, 38, 135, 0.12);
}
.stat-icon {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  box-shadow: inset 0 2px 5px rgba(255,255,255,0.5);
}
.icon-total {
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.2), rgba(139, 92, 246, 0.2));
  color: var(--color-primary);
}

.icon-today {
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.2), rgba(52, 211, 153, 0.2));
  color: var(--color-success);
}

.stat-info {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}
.stat-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.stat-value {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  color: var(--text-main);
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.stat-card-wide {
  grid-column: span 1;
  flex-direction: column;
  align-items: stretch;
  gap: 1rem;
}
.stat-label-categories {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  display: flex;
  align-items: center;
  gap: 6px;
}

.category-breakdown {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
}
.cat-progress-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(0, 0, 0, 0.03);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  border: 1px solid rgba(0,0,0,0.02);
}
.cat-name {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-main);
  font-weight: 600;
}
.cat-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
  box-shadow: 0 0 5px currentColor;
}
.cat-count {
  font-family: var(--font-display);
  font-weight: 800;
  background: rgba(255,255,255,0.5);
  padding: 2px 8px;
  border-radius: 12px;
}

/* Upcoming List */
.upcoming-section {
  background: linear-gradient(135deg, var(--bg-upcoming), transparent);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.upcoming-section h4 {
  font-size: 1rem;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 700;
}

.upcoming-list-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.upcoming-card {
background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  transition: transform 0.2s ease, border-color 0.2s ease;
  box-shadow: var(--shadow-sm);
  
  /* ✨ เพิ่มส่วนนี้เพื่อแก้ปัญหาเลยขอบ */
  box-sizing: border-box; /* ทำให้ padding และ border ไม่ไปบวกเพิ่มความกว้าง */
  width: 100%;            /* บังคับให้เต็มความกว้างแม่ */
  max-width: 100%;        /* ป้องกันไม่ให้ทะลักออกนอกขอบ */
  overflow: hidden;       /* ซ่อนส่วนที่อาจจะล้นออกนอกมุมโค้ง (border-radius) */
}
.upcoming-card:hover {
  border-color: var(--color-primary);
  background-color: var(--bg-card-hover);
  transform: translateX(3px);
  box-shadow: 0 5px 15px rgba(59,130,246,0.1);
}
.upcoming-info {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  overflow: hidden;
}
.upcoming-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-main);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.upcoming-time {
  font-size: 0.8rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 4px;
}

.upcoming-empty {
  grid-column: span 2;
  text-align: center;
  padding: 2rem;
  font-size: 0.9rem;
  color: var(--text-muted);
  background: rgba(0,0,0,0.02);
  border-radius: var(--radius-md);
  border: 1px dashed var(--border-color);
}

/* ==========================================================================
   📱 Media Queries (ปรับปรุงเฉพาะการแสดงผลหน้าจอมือถือ)
   ========================================================================== */
@media (max-width: 820px) {
  .app-container {
    flex-direction: column;
  }

  /* แสดงปุ่ม Toggle บนมือถือ */
  .sidebar-toggle-btn {
    display: inline-flex;
  }
  .btn-close-sidebar {
    display: block;
  }

  /* แผ่นหลังซ้อนทับเมื่อเปิด เมนูSidebar */
  .sidebar-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(15, 23, 42, 0.6);
    z-index: 1000;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-normal);
  }
  .sidebar-overlay.active {
    opacity: 1;
    pointer-events: auto;
  }

  /* เมนู Sidebar แบบ Slide-out Drawer */
  .sidebar {
    position: fixed;
    top: 0;
    left: -100%;
    width: 85%;
    max-width: 320px;
    height: 100vh;
    max-height: 100vh;
    z-index: 1001;
    box-shadow: var(--shadow-lg);
    background-color: var(--bg-modal);
    transition: left 0.3s ease;
  }
  .sidebar.active {
    left: 0;
  }

  .calendar-header {
    padding: 0.85rem 1rem;
    gap: 0.5rem;
  }
  .title-section h2 {
    font-size: 1.15rem;
  }
  .btn-view {
    padding: 6px 10px;
    font-size: 0.75rem;
  }

  .calendar-viewport {
    padding: 0.75rem;
  }

  .weekday-header-grid {
    font-size: 0.75rem;
    padding: 8px 0;
    margin-bottom: 0.5rem;
  }

  .calendar-grid-days {
    gap: 4px;
    grid-auto-rows: minmax(75px, 1fr);
  }

  .day-cell {
    padding: 4px;
    min-height: 70px;
    border-radius: var(--radius-sm);
  }
  .day-number {
    font-size: 0.8rem;
  }
  .event-chip {
    padding: 3px 5px;
    font-size: 0.65rem;
    border-radius: 4px;
  }

  /* ฟอร์มและป๊อปอัพมือถือ */
  .modal-card {
    width: 95%;
    max-height: 95vh;
  }
  .modal-header, .modal-body, .modal-footer {
    padding: 1rem;
  }
  .form-row {
    flex-direction: column;
    gap: 1rem;
  }
  .col-6 {
    width: 100%;
  }
  .detail-time-box {
    flex-direction: column;
    gap: 0.75rem;
  }
  .category-checkboxes-grid {
    grid-template-columns: 1fr;
  }

  /* แดชบอร์ดสรุปผล */
  .stats-grid {
    grid-template-columns: 1fr;
  }
  .upcoming-list-grid {
    grid-template-columns: 1fr;
  }
  .upcoming-empty {
    grid-column: span 1;
  }
}

@media (max-width: 480px) {
  .title-section h2 {
    font-size: 1rem;
  }
  .btn-view {
    font-size: 0.7rem;
    padding: 4px 8px;
  }
  .toast-container-box {
    bottom: 12px;
    right: 12px;
    left: 12px;
  }
  .toast {
    min-width: unset;
    width: 100%;
  }
}
/* ==========================================
   Floating Progress Bar (ลอยด้านล่างจอ)
   ========================================== */
.floating-progress-container {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(150%);
  width: calc(100% - 32px);
  max-width: 420px;
  background-color: #1e293b;
  color: #ffffff;
  padding: 14px 18px;
  border-radius: 12px;
  box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.4), 0 8px 10px -6px rgba(0, 0, 0, 0.3);
  z-index: 9999;
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.35s ease;
  opacity: 0;
  pointer-events: none;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.floating-progress-container.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
  pointer-events: auto;
}

.floating-progress-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.floating-progress-title {
  display: flex;
  align-items: center;
  gap: 8px;
}

.floating-progress-track {
  width: 100%;
  height: 8px;
  background-color: rgba(255, 255, 255, 0.2);
  border-radius: 999px;
  overflow: hidden;
}

.floating-progress-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, #10b981, #059669);
  border-radius: 999px;
  transition: width 0.2s ease-in-out;
}