/* ===== CSS ভেরিয়েবল ===== */
:root {
  --primary:       #4A1C2B;
  --primary-light: #7D3C50;
  --accent:        #C9A87C;
  --accent-light:  #E8D5B7;
  --bg:            #F2EDE4;
  --bg-card:       #FDFAF6;
  --text-dark:     #2C1810;
  --text-mid:      #5A3E35;
  --text-light:    #9A7B6E;
  --border:        #E0D5C8;
  --success:       #2E7D32;
  --warning:       #E65100;
  --info:          #1565C0;
  --danger:        #B71C1C;
  --sidebar-w:     260px;
  --radius:        10px;
  --shadow:        0 2px 16px rgba(74,28,43,0.08);
  --shadow-lg:     0 8px 32px rgba(74,28,43,0.14);
  --transition:    0.22s ease;
}

/* ===== রিসেট ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 15px; }
body {
  font-family: 'Hind Siliguri', sans-serif;
  background: var(--bg);
  color: var(--text-dark);
  display: flex;
  min-height: 100vh;
  overflow-x: hidden;
}

/* ===== স্ক্রোলবার ===== */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--accent-light); border-radius: 3px; }

/* ===== সাইডবার ===== */
.sidebar {
  width: var(--sidebar-w);
  background: var(--primary);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0; left: 0; bottom: 0;
  z-index: 100;
  transition: transform var(--transition);
  box-shadow: 4px 0 24px rgba(74,28,43,0.18);
}

.sidebar-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 24px 20px 20px;
  border-bottom: 1px solid rgba(201,168,124,0.2);
}

.logo-icon {
  font-size: 28px;
  background: rgba(201,168,124,0.15);
  width: 48px; height: 48px;
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  border: 1px solid rgba(201,168,124,0.3);
}

.logo-title {
  display: block;
  font-family: 'Playfair Display', serif;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.5px;
}

.logo-sub {
  display: block;
  font-size: 0.72rem;
  color: rgba(201,168,124,0.6);
  letter-spacing: 0.3px;
}

/* ===== নেভিগেশন ===== */
.sidebar-nav {
  flex: 1;
  padding: 16px 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  overflow-y: auto;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 14px;
  border-radius: var(--radius);
  color: rgba(242,237,228,0.7);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 500;
  transition: all var(--transition);
  cursor: pointer;
}

.nav-item:hover {
  background: rgba(201,168,124,0.12);
  color: var(--accent);
}

.nav-item.active {
  background: rgba(201,168,124,0.18);
  color: var(--accent);
  border-left: 3px solid var(--accent);
}

.nav-icon { font-size: 1.1rem; width: 22px; text-align: center; }

/* ===== সাইডবার ফুটার ===== */
.sidebar-footer {
  padding: 16px 20px;
  border-top: 1px solid rgba(201,168,124,0.2);
}

.user-info {
  display: flex;
  align-items: center;
  gap: 10px;
}

.user-avatar {
  width: 38px; height: 38px;
  background: var(--accent);
  color: var(--primary);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700;
  font-size: 1rem;
}

.user-name {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--accent);
}

.user-role {
  font-size: 0.72rem;
  color: rgba(201,168,124,0.55);
}

/* ===== মেইন কন্টেন্ট ===== */
.main-content {
  margin-left: var(--sidebar-w);
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* ===== টপবার ===== */
.topbar {
  background: var(--bg-card);
  border-bottom: 1px solid var(--border);
  padding: 14px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 50;
  box-shadow: 0 2px 8px rgba(74,28,43,0.05);
}

.topbar-left { display: flex; align-items: center; gap: 16px; }
.topbar-right { display: flex; align-items: center; gap: 12px; }

.page-title {
  font-family: 'Playfair Display', serif;
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--primary);
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.3rem;
  cursor: pointer;
  color: var(--primary);
  padding: 4px 8px;
  border-radius: 6px;
}

.menu-toggle:hover { background: var(--bg); }

/* ===== সার্চ বক্স ===== */
.search-box {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 14px;
  min-width: 240px;
}

.search-box input {
  border: none;
  background: none;
  outline: none;
  font-family: 'Hind Siliguri', sans-serif;
  font-size: 0.88rem;
  color: var(--text-dark);
  width: 100%;
}

.search-box input::placeholder { color: var(--text-light); }

/* ===== বাটন ===== */
.btn-primary {
  background: var(--primary);
  color: var(--accent);
  border: none;
  padding: 9px 20px;
  border-radius: 8px;
  font-family: 'Hind Siliguri', sans-serif;
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn-primary:hover {
  background: var(--primary-light);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(74,28,43,0.25);
}

.btn-secondary {
  background: transparent;
  color: var(--text-mid);
  border: 1px solid var(--border);
  padding: 9px 20px;
  border-radius: 8px;
  font-family: 'Hind Siliguri', sans-serif;
  font-size: 0.88rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
}

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

.btn-icon {
  background: none;
  border: none;
  cursor: pointer;
  padding: 5px 8px;
  border-radius: 6px;
  font-size: 0.9rem;
  transition: background var(--transition);
}

.btn-icon:hover { background: var(--bg); }
.btn-icon.edit { color: var(--info); }
.btn-icon.delete { color: var(--danger); }
.btn-icon.view { color: var(--primary); }

/* ===== পেজ কন্টেন্ট ===== */
.page-content {
  padding: 28px;
  flex: 1;
}

.page { animation: fadeIn 0.25s ease; }
.page.hidden { display: none; }

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ===== স্ট্যাটস গ্রিড ===== */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  margin-bottom: 24px;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 22px;
  display: flex;
  align-items: center;
  gap: 16px;
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition);
  position: relative;
  overflow: hidden;
}

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

.stat-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.stat-icon {
  font-size: 2rem;
  background: rgba(74,28,43,0.06);
  width: 52px; height: 52px;
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
}

.stat-number {
  font-family: 'Playfair Display', serif;
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--primary);
  line-height: 1;
}

.stat-label {
  font-size: 0.8rem;
  color: var(--text-light);
  margin-top: 4px;
  font-weight: 500;
}

/* ===== ড্যাশবোর্ড গ্রিড ===== */
.dashboard-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

/* ===== কার্ড ===== */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.card-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: linear-gradient(135deg, rgba(74,28,43,0.03), transparent);
}

.card-header h3 {
  font-family: 'Playfair Display', serif;
  font-size: 1rem;
  font-weight: 600;
  color: var(--primary);
}

.view-all {
  font-size: 0.8rem;
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
  transition: color var(--transition);
}

.view-all:hover { color: var(--primary); }

.card-body { padding: 16px 20px; }

/* ===== পেজ অ্যাকশন ===== */
.page-actions {
  display: flex;
  justify-content: flex-end;
  margin-bottom: 16px;
}

/* ===== সার্চ ইনপুট ===== */
.search-input {
  border: 1px solid var(--border);
  border-radius: 7px;
  padding: 7px 14px;
  font-family: 'Hind Siliguri', sans-serif;
  font-size: 0.85rem;
  background: var(--bg);
  color: var(--text-dark);
  outline: none;
  transition: border-color var(--transition);
  min-width: 200px;
}

.search-input:focus { border-color: var(--accent); }

/* ===== টেবিল ===== */
.table-wrapper { overflow-x: auto; }

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
}

.data-table thead tr {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
}

.data-table thead th {
  padding: 12px 16px;
  text-align: left;
  color: var(--accent);
  font-weight: 600;
  font-size: 0.82rem;
  letter-spacing: 0.3px;
  white-space: nowrap;
}

.data-table tbody tr {
  border-bottom: 1px solid var(--border);
  transition: background var(--transition);
}

.data-table tbody tr:hover { background: rgba(201,168,124,0.07); }
.data-table tbody tr:last-child { border-bottom: none; }

.data-table tbody td {
  padding: 12px 16px;
  color: var(--text-dark);
  vertical-align: middle;
}

.empty-state {
  text-align: center;
  color: var(--text-light);
  padding: 32px;
  font-size: 0.9rem;
  font-style: italic;
}

/* ===== ব্যাজ / স্ট্যাটাস ===== */
.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
  white-space: nowrap;
}

.badge-success { background: #E8F5E9; color: var(--success); }
.badge-warning { background: #FFF3E0; color: var(--warning); }
.badge-info    { background: #E3F2FD; color: var(--info); }
.badge-danger  { background: #FFEBEE; color: var(--danger); }
.badge-default { background: var(--bg); color: var(--text-mid); }

/* ===== ড্যাশবোর্ড লিস্ট আইটেম ===== */
.dash-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.88rem;
}

.dash-item:last-child { border-bottom: none; }
.dash-item-left { display: flex; flex-direction: column; gap: 2px; }
.dash-item-title { font-weight: 600; color: var(--text-dark); }
.dash-item-sub { font-size: 0.78rem; color: var(--text-light); }

/* ===== মডাল ===== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(44,24,16,0.55);
  backdrop-filter: blur(3px);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  animation: overlayIn 0.2s ease;
}

.modal-overlay.hidden { display: none; }

@keyframes overlayIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

.modal {
  background: var(--bg-card);
  border-radius: 14px;
  width: 100%;
  max-width: 520px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
  animation: modalIn 0.25s ease;
}

.modal-lg { max-width: 720px; }

@keyframes modalIn {
  from { opacity: 0; transform: scale(0.95) translateY(10px); }
  to   { opacity: 1; transform: scale(1) translateY(0); }
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px 16px;
  border-bottom: 1px solid var(--border);
  background: linear-gradient(135deg, rgba(74,28,43,0.04), transparent);
}

.modal-header h2 {
  font-family: 'Playfair Display', serif;
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--primary);
}

.modal-close {
  background: none;
  border: none;
  font-size: 1.1rem;
  cursor: pointer;
  color: var(--text-light);
  padding: 4px 8px;
  border-radius: 6px;
  transition: all var(--transition);
}

.modal-close:hover { background: var(--bg); color: var(--danger); }

.modal-body { padding: 20px 24px 24px; }

/* ===== ফর্ম ===== */
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 20px;
}

.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group.full-width { grid-column: 1 / -1; }

.form-group label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-mid);
  letter-spacing: 0.2px;
}

.form-group input,
.form-group select,
.form-group textarea {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 9px 13px;
  font-family: 'Hind Siliguri', sans-serif;
  font-size: 0.9rem;
  color: var(--text-dark);
  background: var(--bg);
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(201,168,124,0.15);
  background: var(--bg-card);
}

.form-group textarea { resize: vertical; min-height: 70px; }

.form-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  padding-top: 4px;
}

/* ===== মক্কেল বিস্তারিত ===== */
.detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 20px;
}

.detail-item { display: flex; flex-direction: column; gap: 4px; }
.detail-label { font-size: 0.78rem; font-weight: 600; color: var(--text-light); text-transform: uppercase; letter-spacing: 0.5px; }
.detail-value { font-size: 0.92rem; color: var(--text-dark); font-weight: 500; }

.detail-section-title {
  font-family: 'Playfair Display', serif;
  font-size: 1rem;
  font-weight: 600;
  color: var(--primary);
  margin: 20px 0 12px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--accent-light);
}

/* ===== টোস্ট ===== */
.toast {
  position: fixed;
  bottom: 28px;
  right: 28px;
  background: var(--primary);
  color: var(--accent);
  padding: 12px 22px;
  border-radius: 10px;
  font-size: 0.9rem;
  font-weight: 500;
  box-shadow: var(--shadow-lg);
  z-index: 999;
  animation: toastIn 0.3s ease;
  border-left: 4px solid var(--accent);
}

.toast.hidden { display: none; }

@keyframes toastIn {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ===== রেসপন্সিভ ===== */
@media (max-width: 1100px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .dashboard-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
  }
  .sidebar.open {
    transform: translateX(0);
  }
  .main-content { margin-left: 0; }
  .menu-toggle { display: block; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .search-box { min-width: 160px; }
  .page-content { padding: 16px; }
  .topbar { padding: 12px 16px; }
  .form-grid { grid-template-columns: 1fr; }
  .detail-grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .stats-grid { grid-template-columns: 1fr; }
  .topbar-right .search-box { display: none; }
}