/* =========================================
   🎨 Design System دبستان
   shared.css — هسته هویت بصری
   ========================================= */

/* =========================================
   🎨 Design Tokens
   ========================================= */
:root{
  --primary: #6C5CE7;
  --primary-600: #5A4BD1;
  --primary-soft: #EEE9FF;
  --primary-soft-2: #F5F1FF;

  --success: #22C55E;
  --success-soft: #DCFCE7;
  --warning: #F59E0B;
  --warning-soft: #FEF3C7;
  --info: #3B82F6;
  --info-soft: #DBEAFE;
  --pink: #EC4899;
  --pink-soft: #FCE7F3;
  --danger: #EF4444;
  --danger-soft: #FEE2E2;

  --bg: #F7F8FC;
  --card: #FFFFFF;
  --text: #1F2937;
  --text-2: #4B5563;
  --muted: #9CA3AF;
  --border: #EEF0F5;

  --radius-sm: 12px;
  --radius: 18px;
  --radius-lg: 24px;
  --radius-xl: 28px;

  --shadow-sm: 0 2px 8px rgba(30,30,60,.04);
  --shadow: 0 8px 24px rgba(30,30,60,.06);
  --shadow-lg: 0 16px 40px rgba(30,30,60,.10);

  --ease: cubic-bezier(.22,.61,.36,1);
}

/* =========================================
   🌙 حالت تاریک
   ========================================= */
[data-theme="dark"]{
  --primary-soft: #2D2A4A;
  --primary-soft-2: #252140;

  --bg: #111827;
  --card: #1F2937;
  --text: #F3F4F6;
  --text-2: #D1D5DB;
  --muted: #9CA3AF;
  --border: #374151;

  --shadow-sm: 0 2px 8px rgba(0,0,0,.3);
  --shadow: 0 8px 24px rgba(0,0,0,.35);
  --shadow-lg: 0 16px 40px rgba(0,0,0,.4);
}
[data-theme="dark"] img{ opacity:.9; }

/* =========================================
   📱 Reset & Base
   ========================================= */
*{
  box-sizing:border-box;
  -webkit-tap-highlight-color:transparent;
}
html,body{
  margin:0; padding:0;
}
body{
  font-family:'Vazirmatn',system-ui,sans-serif;
  background:#ECEEF5;
  color:var(--text);
  min-height:100vh;
  display:flex;
  justify-content:center;
  line-height:1.6;
}

/* =========================================
   📱 قاب موبایل
   ========================================= */
.phone{
  width:100%;
  max-width:430px;
  min-height:100vh;
  background:var(--bg);
  position:relative;
  overflow:hidden;
}
@media(min-width:500px){
  body{padding:24px 0;}
  .phone{
    min-height:calc(100vh - 48px);
    border-radius:36px;
    box-shadow:0 30px 80px rgba(30,30,60,.18);
    overflow:hidden;
  }
}

/* =========================================
   🔝 هدر
   ========================================= */
.header{
  padding:22px 20px 14px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
}
.greeting{
  display:flex;
  flex-direction:column;
  gap:2px;
}
.greeting .hi{
  font-size:13px;
  color:var(--muted);
  font-weight:500;
}
.greeting .name{
  font-size:19px;
  font-weight:700;
  color:var(--text);
}
.avatar-wrap{
  position:relative;
}
.avatar{
  width:46px;
  height:46px;
  border-radius:50%;
  background:linear-gradient(135deg,var(--primary),#8B7CF6);
  display:flex;
  align-items:center;
  justify-content:center;
  font-weight:800;
  color:#fff;
  font-size:18px;
  box-shadow:var(--shadow-sm);
}
.bell{
  position:absolute;
  top:-2px;
  left:-2px;
  width:20px;
  height:20px;
  border-radius:50%;
  background:var(--danger);
  color:#fff;
  font-size:11px;
  font-weight:700;
  display:flex;
  align-items:center;
  justify-content:center;
  border:2px solid var(--bg);
}

/* =========================================
   🌟 کارت خوش‌آمدگویی
   ========================================= */
.welcome{
  margin:6px 20px 18px;
  padding:18px;
  border-radius:var(--radius-lg);
  background:linear-gradient(135deg,var(--primary) 0%,#8B7CF6 100%);
  color:#fff;
  position:relative;
  overflow:hidden;
  box-shadow:0 14px 30px rgba(108,92,231,.28);
}
.welcome::before{
  content:"";
  position:absolute;
  top:-40px;
  left:-40px;
  width:160px;
  height:160px;
  border-radius:50%;
  background:rgba(255,255,255,.08);
}
.welcome h2{
  margin:0 0 4px;
  font-size:17px;
  font-weight:700;
  position:relative;
}
.welcome p{
  margin:0 0 14px;
  font-size:13px;
  opacity:.92;
  position:relative;
}
.stats{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:10px;
  position:relative;
}
.stat{
  background:rgba(255,255,255,.14);
  backdrop-filter:blur(6px);
  border:1px solid rgba(255,255,255,.18);
  border-radius:var(--radius);
  padding:12px;
  display:flex;
  align-items:center;
  gap:10px;
}
.stat .ico{
  width:36px;
  height:36px;
  border-radius:10px;
  background:rgba(255,255,255,.22);
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:18px;
}
.stat .num{
  font-size:18px;
  font-weight:800;
  line-height:1;
}
.stat .lbl{
  font-size:11px;
  opacity:.85;
  margin-top:2px;
}

/* =========================================
   📚 کارت تکلیف
   ========================================= */
.task{
  background:var(--card);
  border-radius:var(--radius);
  padding:14px;
  display:flex;
  gap:12px;
  box-shadow:var(--shadow-sm);
  cursor:pointer;
  transition:all .2s var(--ease);
}
.task:hover{
  box-shadow:var(--shadow);
  transform:translateY(-2px);
}
.task:active{
  transform:scale(.98);
}
.task-icon{
  width:52px;
  height:52px;
  border-radius:16px;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:26px;
  flex-shrink:0;
}
.task.math .task-icon{background:var(--info-soft);}
.task.farsi .task-icon{background:var(--pink-soft);}
.task.science .task-icon{background:var(--success-soft);}
.task.quran .task-icon{background:var(--primary-soft);}

.task-body{
  flex:1;
  min-width:0;
}
.task-top{
  display:flex;
  justify-content:space-between;
  align-items:flex-start;
  gap:8px;
  margin-bottom:4px;
}
.task-title{
  font-size:14px;
  font-weight:700;
  color:var(--text);
  margin:0;
}
.task-subject{
  font-size:11px;
  font-weight:600;
  color:var(--muted);
  margin-top:2px;
}
.badge{
  font-size:10px;
  font-weight:700;
  padding:3px 8px;
  border-radius:999px;
  white-space:nowrap;
}
.badge.warn{background:var(--warning-soft); color:#B45309;}
.badge.ok{background:var(--success-soft); color:#15803D;}
.badge.new{background:var(--primary-soft); color:var(--primary-600);}

.task-meta{
  display:flex;
  align-items:center;
  gap:10px;
  margin-top:8px;
  font-size:11px;
  color:var(--text-2);
}
.task-meta span{
  display:flex;
  align-items:center;
  gap:4px;
}
.task-meta svg{
  width:14px;
  height:14px;
}

.task-action{
  margin-top:10px;
  width:100%;
  border:none;
  padding:9px;
  border-radius:12px;
  font-family:inherit;
  font-size:12px;
  font-weight:700;
  color:#fff;
  background:var(--primary);
  cursor:pointer;
  transition:background .2s var(--ease);
}
.task-action:hover{
  background:var(--primary-600);
}

/* =========================================
   🧭 Bottom Navigation
   ========================================= */
.nav{
  position:absolute;
  bottom:14px;
  left:14px;
  right:14px;
  background:var(--card);
  border-radius:22px;
  padding:8px;
  display:flex;
  justify-content:space-around;
  box-shadow:0 10px 30px rgba(30,30,60,.12);
  border:1px solid var(--border);
}
.nav-item{
  flex:1;
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:2px;
  padding:8px 4px;
  border-radius:14px;
  cursor:pointer;
  transition:background .2s var(--ease);
  color:var(--muted);
  text-decoration:none;
}
.nav-item svg{
  width:22px;
  height:22px;
  stroke-width:2;
}
.nav-item span{
  font-size:10px;
  font-weight:600;
}
.nav-item.active{
  color:var(--primary);
  background:var(--primary-soft);
}
.nav-item:active{
  transform:scale(.95);
}

/* =========================================
   🎨 انیمیشن‌ها
   ========================================= */
@keyframes fadeUp{
  from{
    opacity:0;
    transform:translateY(12px);
  }
  to{
    opacity:1;
    transform:translateY(0);
  }
}

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

/* =========================================
   🔘 دکمه‌ها
   ========================================= */
.btn{
  width:100%;
  padding:15px;
  border:none;
  border-radius:16px;
  font-family:inherit;
  font-size:15px;
  font-weight:700;
  cursor:pointer;
  transition:all .2s var(--ease);
  display:flex;
  align-items:center;
  justify-content:center;
  gap:8px;
}
.btn:active{
  transform:scale(.98);
}
.btn-primary{
  background:linear-gradient(135deg,var(--primary),#8B7CF6);
  color:#fff;
  box-shadow:0 12px 24px rgba(108,92,231,.3);
}
.btn-primary:hover{
  transform:translateY(-2px);
  box-shadow:0 16px 32px rgba(108,92,231,.4);
}

/* =========================================
   📝 فیلدها
   ========================================= */
.field{
  margin-bottom:14px;
}
.field label{
  display:block;
  font-size:12px;
  font-weight:600;
  color:var(--text-2);
  margin-bottom:6px;
}
.input{
  width:100%;
  padding:14px;
  border:1.5px solid var(--border);
  border-radius:14px;
  background:var(--card);
  font-family:inherit;
  font-size:14px;
  color:var(--text);
  transition:all .2s var(--ease);
}
.input:focus{
  outline:none;
  border-color:var(--primary);
  box-shadow:0 0 0 4px var(--primary-soft);
}
.input::placeholder{
  color:var(--muted);
  font-size:13px;
}