:root {
  --primary: #1e4f76;
  --primary-dark: #0f3b5e;
  --primary-light: #e6edf6;
  --accent: #e67e22;
  --success: #27ae60;
  --danger: #e74c3c;
  --warning: #f39c12;
  --bg: #f0f4f8;
  --card: #ffffff;
  --text: #1e293b;
  --text-muted: #64748b;
  --border: #d0dfec;
  --shadow: 0 4px 20px rgba(0,0,0,0.08);
  --shadow-lg: 0 10px 40px rgba(0,0,0,0.12);
  --radius: 16px;
  --radius-sm: 10px;
}

* { margin:0; padding:0; box-sizing:border-box; }
html, body { height:100%; font-family:'Segoe UI',system-ui,-apple-system,sans-serif; background:var(--bg); color:var(--text); }

/* Background Gradient */
.bg-gradient {
  background: linear-gradient(135deg, #0f3b5e 0%, #1e4f76 40%, #2c7da0 100%);
  min-height:100vh;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:20px;
}

/* Glass Card */
.glass-card {
  background:rgba(255,255,255,0.95);
  backdrop-filter:blur(20px);
  border-radius:var(--radius);
  box-shadow:var(--shadow-lg);
  width:100%;
  max-width:420px;
  padding:40px;
  border:1px solid rgba(255,255,255,0.3);
  animation:slideUp 0.5s ease;
}

@keyframes slideUp {
  from { opacity:0; transform:translateY(30px); }
  to { opacity:1; transform:translateY(0); }
}

.brand {
  text-align:center;
  margin-bottom:32px;
}
.brand-icon {
  width:64px; height:64px;
  background:linear-gradient(135deg, var(--primary), var(--primary-dark));
  border-radius:18px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  color:white;
  font-size:28px;
  margin-bottom:16px;
  box-shadow:0 8px 20px rgba(30,79,118,0.3);
}
.brand h1 { font-size:1.6rem; font-weight:700; color:var(--primary-dark); }
.brand p { color:var(--text-muted); font-size:0.9rem; margin-top:4px; }

/* Form */
.form-group { margin-bottom:20px; }
.form-label {
  display:block;
  font-size:0.8rem;
  font-weight:600;
  color:var(--text-muted);
  margin-bottom:6px;
  text-transform:uppercase;
  letter-spacing:0.5px;
}
.form-input {
  width:100%;
  padding:12px 16px;
  border:2px solid var(--border);
  border-radius:var(--radius-sm);
  font-size:0.95rem;
  transition:all 0.2s;
  background:var(--card);
}
.form-input:focus {
  outline:none;
  border-color:var(--primary);
  box-shadow:0 0 0 4px rgba(30,79,118,0.1);
}
.btn {
  width:100%;
  padding:14px;
  border:none;
  border-radius:var(--radius-sm);
  font-size:0.95rem;
  font-weight:600;
  cursor:pointer;
  transition:all 0.2s;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
}
.btn-primary {
  background:linear-gradient(135deg, var(--primary), var(--primary-dark));
  color:white;
  box-shadow:0 4px 15px rgba(30,79,118,0.3);
}
.btn-primary:hover { transform:translateY(-2px); box-shadow:0 6px 20px rgba(30,79,118,0.4); }
.btn-secondary {
  background:var(--primary-light);
  color:var(--primary);
  border:1px solid var(--border);
}
.btn-sm { padding:8px 16px; font-size:0.85rem; width:auto; }

.alert {
  padding:12px 16px;
  border-radius:var(--radius-sm);
  margin-bottom:16px;
  font-size:0.9rem;
  display:none;
}
.alert.show { display:block; }
.alert-error { background:#fdeaea; color:var(--danger); border-left:4px solid var(--danger); }
.alert-success { background:#e8f8f0; color:var(--success); border-left:4px solid var(--success); }

/* Links */
.link {
  color:var(--primary);
  text-decoration:none;
  font-weight:500;
  font-size:0.9rem;
}
.link:hover { text-decoration:underline; }

/* Modal */
.modal-overlay {
  position:fixed;
  inset:0;
  background:rgba(15,59,94,0.5);
  backdrop-filter:blur(4px);
  display:none;
  align-items:center;
  justify-content:center;
  z-index:1000;
  padding:20px;
}
.modal-overlay.show { display:flex; }
.modal-box {
  background:white;
  border-radius:var(--radius);
  width:100%;
  max-width:400px;
  padding:32px;
  box-shadow:var(--shadow-lg);
  animation:slideUp 0.3s ease;
}
.modal-header {
  display:flex;
  justify-content:space-between;
  align-items:center;
  margin-bottom:20px;
}
.modal-title { font-size:1.2rem; font-weight:700; color:var(--primary-dark); }
.modal-close {
  background:none; border:none; font-size:1.5rem; cursor:pointer; color:var(--text-muted);
}
.modal-close:hover { color:var(--danger); }

/* Dashboard Layout */
.app-layout {
  display:flex;
  min-height:100vh;
}
.sidebar {
  width:260px;
  background:linear-gradient(180deg, var(--primary-dark), var(--primary));
  color:white;
  display:flex;
  flex-direction:column;
  position:fixed;
  height:100vh;
  overflow-y:auto;
  transition: width 0.3s ease;
}
.sidebar-brand {
  padding:24px;
  border-bottom:1px solid rgba(255,255,255,0.1);
  text-align:center;
}
.sidebar-brand h2 { font-size:1.1rem; font-weight:600; }
.sidebar-brand small { opacity:0.7; font-size:0.75rem; }
.nav-menu { padding:16px 12px; flex:1; }
.nav-item {
  display:flex;
  align-items:center;
  gap:12px;
  padding:12px 16px;
  border-radius:var(--radius-sm);
  color:rgba(255,255,255,0.85);
   text-decoration:none;
  margin-bottom:4px;
  transition:all 0.2s;
  cursor:pointer;
  font-size:0.9rem;
}
.nav-item:hover, .nav-item.active {
  background:rgba(255,255,255,0.15);
  color:white;
}
.nav-item i { width:20px; text-align:center; }
.sidebar-footer {
  padding:16px;
  border-top:1px solid rgba(255,255,255,0.1);
  font-size:0.8rem;
  opacity:0.7;
  text-align:center;
}

/* Main Content */
.main-content {
  flex:1;
  margin-left:260px;
  padding:24px 32px;
  min-height:100vh;
  transition: margin-left 0.3s ease;
}
.topbar {
  display:flex;
  justify-content:space-between;
  align-items:center;
  margin-bottom:24px;
  padding-bottom:16px;
  border-bottom:1px solid var(--border);
}
.page-title h1 { font-size:1.5rem; font-weight:700; color:var(--primary-dark); }
.page-title p { color:var(--text-muted); font-size:0.85rem; margin-top:2px; }
.user-menu {
  display:flex;
  align-items:center;
  gap:12px;
}
.user-avatar {
  width:40px; height:40px;
  background:linear-gradient(135deg, var(--primary), var(--primary-dark));
  color:white;
  border-radius:50%;
  display:flex;
  align-items:center;
  justify-content:center;
  font-weight:600;
  font-size:0.9rem;
}

/* Cards */
.card {
  background:var(--card);
  border-radius:var(--radius);
  padding:24px;
  box-shadow:var(--shadow);
  border:1px solid var(--border);
  margin-bottom:20px;
}
.card-header {
  display:flex;
  justify-content:space-between;
  align-items:center;
  margin-bottom:16px;
}
.card-title { font-size:1.1rem; font-weight:700; color:var(--primary-dark); }
.card-subtitle { color:var(--text-muted); font-size:0.85rem; }

/* Grid */
.grid-2 { display:grid; grid-template-columns:repeat(2,1fr); gap:20px; }
.grid-3 { display:grid; grid-template-columns:repeat(3,1fr); gap:20px; }
.grid-4 { display:grid; grid-template-columns:repeat(4,1fr); gap:20px; }

/* Stats */
.stat-card {
  background:var(--card);
  border-radius:var(--radius);
  padding:20px;
  box-shadow:var(--shadow);
  border-left:4px solid var(--primary);
}
.stat-value { font-size:1.8rem; font-weight:700; color:var(--primary-dark); }
.stat-label { font-size:0.85rem; color:var(--text-muted); margin-top:4px; }
.stat-card.warning { border-left-color:var(--warning); }
.stat-card.success { border-left-color:var(--success); }
.stat-card.danger { border-left-color:var(--danger); }

/* Table */
.data-table {
  width:100%;
  border-collapse:collapse;
  font-size:0.9rem;
}
.data-table th {
  text-align:left;
  padding:12px 16px;
  background:var(--primary-light);
  color:var(--primary-dark);
  font-weight:600;
  font-size:0.8rem;
  text-transform:uppercase;
  letter-spacing:0.5px;
}
.data-table td {
  padding:12px 16px;
  border-bottom:1px solid var(--border);
}
.data-table tr:hover td { background:#f8fafc; }

/* Badges */
.badge {
  display:inline-flex;
  align-items:center;
  padding:4px 12px;
  border-radius:20px;
  font-size:0.75rem;
  font-weight:600;
}
.badge-primary { background:var(--primary-light); color:var(--primary); }
.badge-success { background:#d4edda; color:var(--success); }
.badge-warning { background:#fff3cd; color:var(--warning); }
.badge-danger { background:#f8d7da; color:var(--danger); }

/* Highlight Soal */
.soal-item {
  padding:16px;
  border:2px solid var(--border);
  border-radius:var(--radius-sm);
  margin-bottom:12px;
  background:var(--card);
  transition:all 0.2s;
  position:relative;
}
.soal-item:hover { border-color:var(--primary); }
.soal-item.highlighted {
  border-color:var(--warning);
  background:#fffbeb;
}
.soal-item.highlighted::before {
  content:"⚠️ Sudah dipakai di amplop lain";
  position:absolute;
  top:-10px; right:12px;
  background:var(--warning);
  color:white;
  font-size:0.7rem;
  padding:2px 10px;
  border-radius:10px;
  font-weight:600;
}
.soal-item.locked {
  border-color:var(--success);
  opacity:0.9;
}
.soal-item.locked::after {
  content:"🔒";
  position:absolute;
  top:12px; right:12px;
  font-size:1.2rem;
}
.soal-text { font-family:'Amiri',serif; font-size:1.1rem; line-height:1.6; }
.soal-meta {
  display:flex;
  gap:12px;
  margin-top:8px;
  font-size:0.8rem;
  color:var(--text-muted);
}
.soal-actions {
  display:flex;
  gap:8px;
  margin-top:12px;
  flex-wrap:wrap;
}

/* Upload Area */
.upload-area {
  border:2px dashed var(--border);
  border-radius:var(--radius);
  padding:40px;
  text-align:center;
  cursor:pointer;
  transition:all 0.2s;
  background:var(--card);
}
.upload-area:hover {
  border-color:var(--primary);
  background:var(--primary-light);
}
.upload-area.dragover {
  border-color:var(--primary);
  background:rgba(30,79,118,0.05);
}

/* Kop Surat Editor */
.kop-preview {
  border:2px double var(--primary);
  padding:20px;
  text-align:center;
  border-radius:var(--radius-sm);
  margin-bottom:20px;
  background:var(--card);
}
.kop-preview img { max-height:80px; margin-bottom:8px; }
.kop-preview h2 { font-size:1.3rem; font-weight:700; color:var(--primary-dark); }
.kop-preview h3 { font-size:1rem; color:var(--text); margin:4px 0; }
.kop-preview p { font-size:0.85rem; color:var(--text-muted); }

/* Print Styles */
@media print {
  .sidebar, .topbar, .no-print { display:none !important; }
  .main-content { margin-left:0; padding:0; }
  .card { box-shadow:none; border:1px solid #ccc; }
}

/* Responsive */
@media (max-width:768px) {
  .sidebar {
    width: 260px;
    position: fixed;
    left: -260px;
    top: 0;
    z-index: 200;
    height: 100vh;
    transition: left 0.3s ease;
  }
  .sidebar.open {
    left: 0;
  }
  
  .main-content {
    margin-left: 0 !important;
    padding: 16px;
  }
  
  .grid-2, .grid-3, .grid-4 {
    grid-template-columns: 1fr;
  }
  
  .topbar {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }
  
  .card-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }
}

/* ============================================
   SIDEBAR SCROLLBAR HIDDEN (fungsi tetap ada)
   ============================================ */
.sidebar::-webkit-scrollbar {
  width: 0px;
  background: transparent;
}
.sidebar {
  -ms-overflow-style: none;
  scrollbar-width: none;
  overflow-y: auto;
}

/* ============================================
   SIDEBAR COLLAPSE (ICON-ONLY MODE)
   ============================================ */
.sidebar.collapsed {
  width: 64px;
  align-items: center;
}
.sidebar.collapsed .sidebar-brand h2,
.sidebar.collapsed .sidebar-brand small,
.sidebar.collapsed .nav-item span,
.sidebar.collapsed .sidebar-footer #sidebarUser,
.sidebar.collapsed .sidebar-footer #sidebarRole,
.sidebar.collapsed .sidebar-footer button span {
  display: none;
}
.sidebar.collapsed .sidebar-brand {
  padding: 16px 0;
}
.sidebar.collapsed .nav-item {
  justify-content: center;
  padding: 14px;
}
.sidebar.collapsed .nav-item i {
  width: auto;
  font-size: 1.1rem;
}
.sidebar.collapsed .sidebar-footer {
  padding: 12px 8px;
}
.sidebar.collapsed .sidebar-footer button {
  padding: 10px;
  width: 40px !important;
  height: 40px;
  border-radius: 50%;
  margin: 0 auto;
}
.sidebar.collapsed .nav-menu small {
  display: none;
}
.sidebar.collapsed .nav-menu {
  padding: 16px 8px;
}

/* Toggle button */
.sidebar-toggle {
  position: fixed;
  left: 260px;
  top: 20px;
  z-index: 100;
  width: 32px;
  height: 32px;
  background: var(--primary);
  color: white;
  border: none;
  border-radius: 0 8px 8px 0;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: left 0.3s ease;
  box-shadow: 2px 2px 8px rgba(0,0,0,0.2);
}
.sidebar-toggle.collapsed {
  left: 64px;
}
/* ============================================
   SIDEBAR COLLAPSE FIX
   ============================================ */
.sidebar.collapsed {
  width: 64px;
  align-items: center;
}
.sidebar.collapsed .sidebar-brand h2 span,
.sidebar.collapsed .sidebar-brand small,
.sidebar.collapsed .nav-item span,
.sidebar.collapsed .sidebar-footer #sidebarUser,
.sidebar.collapsed .sidebar-footer #sidebarRole,
.sidebar.collapsed .sidebar-footer button span {
  display: none;
}
.sidebar.collapsed .sidebar-brand {
  padding: 16px 0;
}
.sidebar.collapsed .nav-item {
  justify-content: center;
  padding: 14px;
}
.sidebar.collapsed .nav-item i {
  width: auto;
  font-size: 1.1rem;
}
.sidebar.collapsed .sidebar-footer {
  padding: 12px 8px;
}
.sidebar.collapsed .sidebar-footer button {
  padding: 10px;
  width: 40px !important;
  height: 40px;
  border-radius: 50%;
  margin: 0 auto;
}
.sidebar.collapsed .nav-menu small {
  display: none;
}
.sidebar.collapsed .nav-menu {
  padding: 16px 8px;
}

/* Toggle button */
.sidebar-toggle {
  position: fixed;
  left: 260px;
  top: 20px;
  z-index: 100;
  width: 32px;
  height: 32px;
  background: var(--primary);
  color: white;
  border: none;
  border-radius: 0 8px 8px 0;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: left 0.3s ease;
  box-shadow: 2px 2px 8px rgba(0,0,0,0.2);
}
.sidebar-toggle.collapsed {
  left: 64px;
}

/* Main content adjustment */
.main-content {
  flex: 1;
  margin-left: 260px;
  padding: 24px 32px;
  min-height: 100vh;
  transition: margin-left 0.3s ease;
  width: calc(100% - 260px); /* TAMBAHKAN INI */
}
.main-content.expanded {
  margin-left: 64px;
  width: calc(100% - 64px); /* TAMBAHKAN INI */
}

/* Scrollbar hidden */
.sidebar::-webkit-scrollbar {
  width: 0px;
  background: transparent;
}
.sidebar {
  -ms-overflow-style: none;
  scrollbar-width: none;
  overflow-y: auto;
}

/* ============================================
   MOBILE RESPONSIVE
   ============================================ */
@media (max-width: 768px) {
  .sidebar {
    width: 260px;
    position: fixed;
    left: -260px;
    top: 0;
    z-index: 200;
    height: 100vh;
    transition: left 0.3s ease;
  }
  .sidebar.open {
    left: 0;
  }
  .sidebar.collapsed {
    width: 260px;
    left: -260px;
    align-items: stretch;
  }
  .sidebar.collapsed.open {
    left: 0;
  }
  /* Reset collapse styles di mobile */
  .sidebar.collapsed .sidebar-brand h2 span,
  .sidebar.collapsed .sidebar-brand small,
  .sidebar.collapsed .nav-item span,
  .sidebar.collapsed .sidebar-footer #sidebarUser,
  .sidebar.collapsed .sidebar-footer #sidebarRole,
  .sidebar.collapsed .sidebar-footer button span {
    display: inline;
  }
  .sidebar.collapsed .nav-item {
    justify-content: flex-start;
    padding: 12px 16px;
  }
  .sidebar.collapsed .nav-item i {
    width: 20px;
    font-size: 1rem;
  }
  .sidebar.collapsed .sidebar-footer button {
    width: 100% !important;
    height: auto;
    border-radius: var(--radius-sm);
  }
  
  .main-content,
  .main-content.expanded {
    margin-left: 0 !important;
    width: 100% !important;
    padding: 16px;
  }
  
  .sidebar-toggle {
    left: 0;
    top: 12px;
    border-radius: 0 8px 8px 0;
  }
  .sidebar-toggle.collapsed {
    left: 0;
  }
  
  .grid-2, .grid-3, .grid-4 {
    grid-template-columns: 1fr;
  }
  
  .topbar {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }
  
  .card-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }
  
  .sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    z-index: 150;
  }
  .sidebar-overlay.show {
    display: block;
  }
}