:root{
  --bg: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
  --card: #ffffff;
  --accent: #3b82f6;
  --accent-hover: #2563eb;
  --muted: #64748b;
  --text: #1e293b;
  --radius: 16px;
  --input-bg: #ffffff;
  --table-bg: #ffffff;
  --rest-cell-bg: #f1f5f9;
  --selection-highlight: #dbeafe;
  --btn-on-bg: #3b82f6;
  --btn-off-bg: #f1f5f9;
  --header-bg: #ffffff;
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.04);
  --shadow-md: 0 8px 32px rgba(0,0,0,0.08);
  --shadow-lg: 0 16px 48px rgba(0,0,0,0.12);
  --border: 1px solid rgba(226, 232, 240, 0.6);
  --success: #10b981;
  --warning: #f59e0b;
  --error: #ef4444;
  --print-font: "Vazir", "Tahoma", Arial, sans-serif;
  
  --print-header-bg: #ffffff;
  --print-date-bg: #f8fafc;
  --print-weekday-bg: #f8fafc;
  --print-rest-bg: #f1f5f9;
  --print-holiday-bg: #ffecec;
}

body.dark{
  --bg: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  --card: #1e293b;
  --accent: #8b5cf6;
  --accent-hover: #7c3aed;
  --muted: #94a3b8;
  --text: #f1f5f9;
  --input-bg: #334155;
  --table-bg: #1e293b;
  --rest-cell-bg: #2d3748;
  --selection-highlight: #4c1d95;
  --btn-on-bg: #8b5cf6;
  --btn-off-bg: #334155;
  --header-bg: #0f172a;
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.2);
  --shadow-md: 0 8px 32px rgba(0,0,0,0.25);
  --shadow-lg: 0 16px 48px rgba(0,0,0,0.3);
  --border: 1px solid rgba(51, 65, 85, 0.6);
  --success: #34d399;
  --warning: #fbbf24;
  --error: #f87171;
  
  --print-header-bg: #f0f0f0;
  --print-date-bg: #f5f5f5;
  --print-weekday-bg: #f5f5f5;
  --print-rest-bg: #e8e8e8;
  --print-holiday-bg: #ffdddd;
}

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

/* ========== بخش فونت وزیر از سرور شخصی ========== */

/* اولویت ۱: فونت نصب شده در سیستم کاربر */
@font-face {
    font-family: 'Vazir';
    src: local('Vazir'),
         local('Vazir-Black-UI'),
         local('Vazir UI');
    font-weight: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Vazir';
    src: local('Vazir Bold'),
         local('Vazir-Bold-UI'),
         local('Vazir UI Bold');
    font-weight: bold;
    font-display: swap;
}

/* اولویت ۲: لود از سرور شخصی در ایران */
@font-face {
    font-family: 'Vazir';
    src: url('https://3dorigami.ir/tools/fonts/Vazir-Black-UI.woff2') format('woff2'),
         url('https://3dorigami.ir/tools/fonts/Vazir-Black-UI.woff') format('woff');
    font-weight: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Vazir';
    src: url('https://3dorigami.ir/tools/fonts/Vazir-Bold-UI.woff2') format('woff2'),
         url('https://3dorigami.ir/tools/fonts/Vazir-Bold-UI.woff') format('woff');
    font-weight: bold;
    font-display: swap;
}

/* اعمال فونت به تمام المان‌ها */
html, body, * {
    font-family: "Vazir", "Tahoma", system-ui, -apple-system, sans-serif;
}

html, body{
  background: var(--bg);
  color: var(--text);
  direction: rtl;
  transition: background 0.3s ease, color 0.3s ease;
}

body{
  min-height: 100vh;
  padding: 20px 12px;
  display: flex;
  justify-content: center;
  align-items: flex-start;
}

.container{
  max-width: 1400px;
  width: 100%;
  margin: 0 auto;
  padding: 20px;
}

.card{
  background: var(--card);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: var(--shadow-md);
  border: var(--border);
  transition: all 0.3s ease;
  margin-bottom: 24px;
  backdrop-filter: blur(10px);
}

.card:hover{
  box-shadow: var(--shadow-lg);
}

header{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 32px;
  padding-bottom: 20px;
  border-bottom: var(--border);
  position: relative;
}

header::after{
  content: '';
  position: absolute;
  bottom: 0;
  right: 0;
  width: 100px;
  height: 4px;
  background: var(--accent);
  border-radius: 2px;
  transition: width 0.3s ease;
}

header:hover::after{
  width: 150px;
}

h1{
  font-size: 28px;
  margin: 0;
  color: var(--text);
  font-weight: 700;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-hover) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.subtitle{
  font-size: 14px;
  color: var(--muted);
  margin-top: 6px;
  line-height: 1.5;
}

.toolbar{
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
}

.btn{
  padding: 12px 20px;
  border-radius: 12px;
  border: none;
  cursor: pointer;
  font-weight: 600;
  font-family: inherit;
  font-size: 14px;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  position: relative;
  overflow: hidden;
}

.btn::after{
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 5px;
  height: 5px;
  background: rgba(255, 255, 255, 0.5);
  opacity: 0;
  border-radius: 100%;
  transform: scale(1, 1) translate(-50%);
  transform-origin: 50% 50%;
}

.btn:focus:not(:active)::after{
  animation: ripple 1s ease-out;
}

@keyframes ripple {
  0% {
    transform: scale(0, 0);
    opacity: 0.5;
  }
  20% {
    transform: scale(25, 25);
    opacity: 0.3;
  }
  100% {
    transform: scale(40, 40);
    opacity: 0;
  }
}

.btn-primary{
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-hover) 100%);
  color: white;
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.25);
}

.btn-primary:hover{
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(59, 130, 246, 0.35);
}

.btn-primary:active{
  transform: translateY(0);
}

.btn-muted{
  background: var(--btn-off-bg);
  color: var(--text);
  border: var(--border);
}

.btn-muted:hover{
  background: var(--input-bg);
  transform: translateY(-1px);
}

.btn.toggle{
  padding: 10px 16px;
  border-radius: 50px;
  background: var(--btn-off-bg);
  color: var(--text);
  border: var(--border);
  min-width: 44px;
  height: 44px;
  justify-content: center;
}

.btn.toggle[aria-pressed="true"]{
  background: var(--btn-on-bg);
  color: white;
  box-shadow: 0 4px 12px rgba(139, 92, 246, 0.25);
}

.top-row{
  display: flex;
  gap: 24px;
  width: 100%;
  margin-bottom: 24px;
}

@media (max-width: 1024px){
  .top-row{
    flex-direction: column;
    gap: 20px;
  }
}

.option-card{
  background: linear-gradient(135deg, var(--input-bg) 0%, var(--card) 100%);
  border-radius: 14px;
  padding: 24px;
  border: var(--border);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.option-card::before{
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 4px;
  height: 100%;
  background: var(--accent);
  border-radius: 0 14px 14px 0;
}

.option-card:hover{
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.option-card.flex-1{
  flex: 1;
}

.option-card h3{
  font-size: 18px;
  margin-bottom: 20px;
  color: var(--text);
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 10px;
}

.option-card h3::before{
  content: '';
  width: 8px;
  height: 8px;
  background: var(--accent);
  border-radius: 50%;
  display: inline-block;
}

.controls{
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
}

label{
  font-size: 13px;
  margin-bottom: 8px;
  display: block;
  color: var(--text);
  font-weight: 500;
}

input[type="text"],
input[type="number"],
textarea,
input[type=file],
select{
  width: 100%;
  padding: 14px;
  border-radius: 10px;
  border: var(--border);
  background: var(--input-bg);
  outline: none;
  font-size: 14px;
  transition: all 0.3s ease;
  color: var(--text);
  font-family: inherit;
}

input[type="text"]:focus,
input[type="number"]:focus,
textarea:focus,
select:focus{
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
  transform: translateY(-1px);
}

input[type="file"]{
  padding: 12px;
  cursor: pointer;
}

input[type="file"]::file-selector-button{
  background: var(--accent);
  color: white;
  border: none;
  padding: 8px 16px;
  border-radius: 8px;
  cursor: pointer;
  margin-left: 12px;
  transition: all 0.2s ease;
}

input[type="file"]::file-selector-button:hover{
  background: var(--accent-hover);
}

.date-input-wrap{
  position: relative;
  display: flex;
  align-items: center;
}

.date-input-wrap input{
  padding-left: 50px;
}

.in-input-btn{
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  background: transparent;
  border: none;
  padding: 8px;
  cursor: pointer;
  border-radius: 8px;
  transition: all 0.2s ease;
}

.in-input-btn:hover{
  background: rgba(59, 130, 246, 0.1);
}

.in-input-btn img{
  width: 20px;
  height: 20px;
  opacity: 0.8;
  display: block;
  transition: opacity 0.2s ease;
}

.in-input-btn:hover img{
  opacity: 1;
}

textarea{
  min-height: 100px;
  resize: vertical;
  line-height: 1.5;
}

input[type="checkbox"]{
  width: 18px;
  height: 18px;
  cursor: pointer;
  accent-color: var(--accent);
}

.status{
  font-size: 13px;
  color: var(--muted);
  text-align: center;
  margin-top: 8px;
  padding: 10px;
  border-radius: 8px;
  background: var(--input-bg);
  transition: all 0.3s ease;
}

.status.success{
  color: var(--success);
  background: rgba(16, 185, 129, 0.1);
}

.status.error{
  color: var(--error);
  background: rgba(239, 68, 68, 0.1);
}

.status.loading{
  color: var(--warning);
  background: rgba(245, 158, 11, 0.1);
}

.table-wrap{
  margin-top: 20px;
  overflow: auto;
  border-radius: 14px;
  border: var(--border);
  background: var(--table-bg);
  box-shadow: var(--shadow-sm);
}

table{
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  background: transparent;
  color: var(--text);
  font-size: 14px;
}

thead{
  position: sticky;
  top: 0;
  z-index: 10;
}

th, td{
  border-right: var(--border);
  border-bottom: var(--border);
  padding: 16px;
  text-align: center;
  vertical-align: middle;
  word-break: break-word;
  font-family: inherit;
  transition: all 0.2s ease;
}

th{
  background: linear-gradient(135deg, var(--header-bg) 0%, var(--input-bg) 100%);
  font-weight: 600;
  color: var(--text);
  position: relative;
  user-select: none;
}

th::after{
  content: '';
  position: absolute;
  bottom: 0;
  right: 0;
  width: 100%;
  height: 3px;
  background: var(--accent);
  opacity: 0.5;
}

th:first-child,
th:nth-child(2){
  background: var(--input-bg);
}

td:first-child:not(.holiday),
td:nth-child(2):not(.holiday){
  background: var(--input-bg);
  font-weight: 500;
}

tbody tr{
  transition: all 0.2s ease;
}

tbody tr:hover{
  background: rgba(59, 130, 246, 0.05);
}

.rest-cell{
  background: linear-gradient(135deg, var(--rest-cell-bg) 0%, var(--input-bg) 100%);
  font-weight: 600;
  color: var(--text);
  position: relative;
  overflow: hidden;
  border: var(--border) !important;
}

.rest-cell::before{
  content: '🛌';
  position: absolute;
  left: 8px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 14px;
  opacity: 0.3;
}

td.holiday{
  background: linear-gradient(135deg, rgba(255, 236, 236, 0.8) 0%, rgba(254, 226, 226, 0.8) 100%);
  color: #dc2626;
  position: relative;
  border: 1px dashed rgba(220, 38, 38, 0.3) !important;
}

td:first-child.holiday,
td:nth-child(2).holiday {
  background: linear-gradient(135deg, rgba(255, 236, 236, 0.8) 0%, rgba(254, 226, 226, 0.8) 100%) !important;
  color: #dc2626 !important;
}

.dark td.holiday{
  background: linear-gradient(135deg, rgba(127, 29, 29, 0.3) 0%, rgba(153, 27, 27, 0.3) 100%);
  color: #fca5a5;
  border: 1px dashed rgba(252, 165, 165, 0.3) !important;
}

.dark td:first-child.holiday,
.dark td:nth-child(2).holiday {
  background: linear-gradient(135deg, rgba(127, 29, 29, 0.3) 0%, rgba(153, 27, 27, 0.3) 100%) !important;
  color: #fca5a5 !important;
}

.editable-cell{
  background: transparent;
  min-height: 40px;
  cursor: text;
  outline: none;
  user-select: text;
  border-radius: 8px;
  transition: all 0.2s ease;
}

.editable-cell:focus{
  background: var(--selection-highlight);
  box-shadow: 0 0 0 2px var(--accent);
  z-index: 1;
  position: relative;
}

.selected{
  background: var(--selection-highlight) !important;
  box-shadow: inset 0 0 0 2px var(--accent);
}

#holidayFootnote{
  margin-top: 20px;
  font-size: 13px;
  text-align: right;
  border-top: var(--border);
  padding-top: 16px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  color: var(--muted);
}

.color-card{
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 24px;
  padding: 28px;
}

.color-card h3{
  text-align: center;
  width: 100%;
  margin: 0;
}

.color-grid{
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}

.color-field{
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 16px;
}

.color-label{
  min-width: 100px;
  text-align: right;
  font-weight: 500;
}

.color-input{
  display: flex;
  gap: 12px;
  align-items: center;
  flex: 1;
}

.color-input input[type="color"]{
  width: 48px;
  height: 48px;
  padding: 4px;
  border-radius: 10px;
  border: var(--border);
  cursor: pointer;
}

.color-input input[type="text"]{
  flex: 1;
  min-width: 120px;
}

.action-row{
  display: flex;
  gap: 16px;
  justify-content: center;
  width: 100%;
  margin-top: 20px;
}

.single-picker{
  position: absolute;
  background: var(--card);
  border: var(--border);
  padding: 20px;
  border-radius: 16px;
  box-shadow: var(--shadow-lg);
  z-index: 9999;
  min-width: 320px;
  max-width: 95vw;
  animation: slideDown 0.3s ease;
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.single-picker[aria-hidden="true"]{
  display: none;
}

.cal-header{
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 8px;
  font-weight: 600;
  margin-bottom: 12px;
  border-bottom: var(--border);
}

.cal-grid{
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 6px;
}

.day{
  padding: 10px; 
  border-radius: 8px;
  text-align: center;
  cursor: pointer;
  user-select: none;
  background: transparent;
  border: var(--border);
  color: var(--text);
  transition: all 0.2s ease;
  font-size: 13px;
  min-width: 36px; 
  min-height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.day:hover{
  background: var(--input-bg);
  transform: translateY(-2px);
}

.day.other{
  color: var(--muted);
  opacity: 0.5;
}

.day.sel{
  background: var(--accent);
  color: white;
  font-weight: 600;
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.25);
}

.nav-btn{
  cursor: pointer;
  padding: 10px;
  border-radius: 10px;
  border: var(--border);
  background: var(--input-bg);
  color: var(--text);
  transition: all 0.2s ease;
}

.nav-btn:hover{
  background: var(--accent);
  color: white;
}

@media (max-width: 768px){
  .container{
    padding: 12px;
  }
  
  .card{
    padding: 20px;
  }
  
  header{
    flex-direction: column;
    text-align: center;
    gap: 16px;
  }
  
  .toolbar{
    justify-content: center;
  }
  
  .single-picker{
    position: fixed;
    left: 50% !important;
    top: 50% !important;
    transform: translate(-50%, -50%) !important;
    width: 94%;
    max-width: 400px;
    min-width: 350px !important;
  }
  
  .color-grid{
    grid-template-columns: 1fr;
  }
  
  .color-field{
    flex-direction: column;
    align-items: flex-start;
  }
  
  .color-label{
    min-width: auto;
    text-align: right;
    width: 100%;
  }
  
  .color-input{
    width: 100%;
  }
}

@media print {
  @page {
    size: A4;
    margin: 10mm;
  }
  
  body {
    background: white !important;
    color: black !important;
    margin: 0;
    padding: 0;
  }
  
  body.dark {
    background: white !important;
  }
  
  .container > *:not(#printWrapper) {
    display: none !important;
  }
  
  #printWrapper {
    display: block !important;
    padding: 0 !important;
    margin: 0 !important;
    background: white !important;
    width: 100% !important;
    color: black !important;
  }
  
  #printContent {
    transform-origin: top left;
    box-sizing: border-box;
    width: 190mm !important;
    margin: 0 auto !important;
    font-family: var(--print-font) !important;
    color: black !important;
    background: white !important;
    padding: 0 !important;
  }
  
  #printTable {
    width: 100% !important;
    border-collapse: collapse !important;
    table-layout: fixed !important;
    background: white !important;
    color: black !important;
    page-break-inside: avoid !important;
    border: 1px solid #000 !important;
  }
  
  #printTable th,
  #printTable td {
    padding: 6px !important;
    vertical-align: middle !important;
    border: 1px solid #000 !important;
    word-break: break-word !important;
    page-break-inside: avoid !important;
    font-size: 12px !important;
    line-height: 1.4 !important;
  }
  
  #printTable thead th {
    background: var(--print-header-bg) !important;
    color: black !important;
    font-weight: bold !important;
    border-bottom: 2px solid #000 !important;
  }
  
  #printTable td:first-child:not(.holiday) {
    background: var(--print-date-bg) !important;
    color: black !important;
    font-weight: bold !important;
  }
  
  #printTable td:nth-child(2):not(.holiday) {
    background: var(--print-weekday-bg) !important;
    color: black !important;
  }
  
  #printTable .rest-cell {
    background: var(--print-rest-bg) !important;
    color: black !important;
    font-weight: bold !important;
    border: 1px solid #000 !important;
  }
  
  #printTable td.holiday {
    background: var(--print-holiday-bg) !important;
    color: black !important;
    border: 1px dashed #000 !important;
  }
  
  #printTable td:first-child.holiday,
  #printTable td:nth-child(2).holiday {
    background: var(--print-holiday-bg) !important;
    color: black !important;
    border: 1px dashed #000 !important;
  }
  
  #printTable .editable-cell {
    background: white !important;
    color: black !important;
  }
  
  #printHeader {
    text-align: center !important;
    font-weight: bold !important;
    font-size: 18px !important;
    margin: 0 0 12px 0 !important;
    color: black !important;
    background: white !important;
  }
  
  #printFootnote {
    text-align: justify !important;
    display: block !important;
    font-size: 11px !important;
    margin-top: 12px !important;
    padding-top: 12px !important;
    border-top: 1px dashed #ccc !important;
    color: black !important;
    background: white !important;
  }
  
  .btn,
  .card,
  .option-card,
  .toolbar,
  header,
  .color-card,
  .single-picker,
  .in-input-btn,
  .theme-icon {
    display: none !important;
  }
  
  #printTable th,
  #printTable td,
  #printTable {
    border-radius: 0 !important;
  }
}

.theme-icon{
  width: 20px;
  height: 20px;
  display: inline-block;
  vertical-align: middle;
  transition: transform 0.3s ease;
}

.btn.toggle:hover .theme-icon{
  transform: rotate(15deg);
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.card {
  animation: fadeIn 0.5s ease;
}

.cycle-break {
  border-top: 3px solid var(--accent);
}

::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}

::-webkit-scrollbar-track {
  background: var(--input-bg);
  border-radius: 10px;
}

::-webkit-scrollbar-thumb {
  background: var(--accent);
  border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--accent-hover);
}

.tag {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 500;
  margin: 2px;
  background: var(--input-bg);
  color: var(--text);
}

.loading {
  position: relative;
  overflow: hidden;
}

.loading::after {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  animation: loading 1.5s infinite;
}

@keyframes loading {
  0% {
    transform: translateX(-100%);
  }
  100% {
    transform: translateX(100%);
  }
}

.hint {
  font-size: 12px;
  color: var(--muted);
  margin-top: 4px;
  line-height: 1.4;
  padding: 8px;
  background: var(--input-bg);
  border-radius: 8px;
  border-right: 3px solid var(--accent);
}