@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&family=Inter:wght@400;500;600&display=swap');

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

:root {
  /* Brand Colors */
  --brand-primary: #2563eb;
  --brand-secondary: #1d4ed8;
  --brand-accent: #d4af37; /* Gold */
  
  /* Sidebar Navy */
  --navy: #0f172a;
  --navy-light: #1e293b;
  --navy-glow: rgba(37, 99, 235, 0.15);
  
  /* Status Colors */
  --ok: #10b981;
  --ok-bg: #ecfdf5;
  --err: #ef4444;
  --err-bg: #fef2f2;
  --warn: #f59e0b;
  --warn-bg: #fffbeb;
  --info: #3b82f6;
  --info-bg: #eff6ff;

  /* Text & Surfaces */
  --txt-main: #0f172a;
  --txt-muted: #64748b;
  --txt-light: #94a3b8;
  --bg-app: #f4f7fe;
  --bg-card: #ffffff;
  --border: #e2e8f0;
  
  /* Metrics */
  --sidebar-w: 270px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --shadow-sm: 0 2px 4px rgba(15, 23, 42, 0.04);
  --shadow-md: 0 8px 20px rgba(15, 23, 42, 0.06);
  --shadow-hover: 0 14px 28px rgba(15, 23, 42, 0.1);
  --trans: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

body {
  font-family: 'Outfit', sans-serif;
  background-color: var(--bg-app);
  color: var(--txt-main);
  min-height: 100vh;
  display: flex;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* ===== SIDEBAR ===== */
.sidebar {
  width: var(--sidebar-w);
  min-height: 100vh;
  background: var(--navy);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0; left: 0;
  z-index: 100;
  border-right: 1px solid rgba(255,255,255,0.05);
  box-shadow: 4px 0 24px rgba(0,0,0,0.1);
}
.sidebar-brand {
  padding: 24px 20px 20px;
  position: relative;
}
.sidebar-brand::after {
  content:''; position:absolute; bottom:0; left:20px; right:20px; height:1px;
  background: linear-gradient(90deg, transparent, rgba(212,175,55,0.4), transparent);
}
.sb-logo-row {
  display: flex; align-items: center; gap: 14px; margin-bottom: 12px;
}
.sb-logo-box {
  width: 48px; height: 48px; border-radius: 12px;
  background: linear-gradient(135deg, var(--brand-primary), var(--brand-secondary));
  border: 1px solid rgba(255,255,255,0.2);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem; font-weight: 800; color: #fff;
  box-shadow: 0 4px 12px var(--navy-glow); overflow: hidden;
}
.sb-logo-box img { width: 100%; height: 100%; object-fit: cover; }
.sb-brand-text h1 { font-size: 1.25rem; font-weight: 800; color: #fff; letter-spacing: 0.02em; line-height: 1.1; }
.sb-brand-text p { font-size: 0.75rem; color: rgba(255,255,255,0.5); margin-top: 4px; font-family: 'Inter', sans-serif;}
.sb-badge {
  display: inline-flex; align-items: center;
  background: rgba(212,175,55,0.15); border: 1px solid rgba(212,175,55,0.3);
  border-radius: 6px; padding: 4px 10px;
  font-size: 0.65rem; font-weight: 700; color: #fce78b;
  letter-spacing: 0.08em; text-transform: uppercase;
}

.sidebar-nav {
  flex: 1; padding: 20px 14px; display: flex; flex-direction: column; gap: 4px;
}
.nav-item {
  display: flex; align-items: center; gap: 12px;
  padding: 12px 16px; border-radius: var(--radius-md); cursor: pointer;
  color: rgba(255,255,255,0.6); font-size: 0.95rem; font-weight: 500;
  transition: var(--trans); position: relative; overflow: hidden;
}
.nav-item::before {
  content: ''; position: absolute; left: 0; top: 0; bottom: 0; width: 3px;
  background: var(--brand-primary); border-radius: 0 4px 4px 0;
  transform: scaleY(0); transition: var(--trans);
}
.nav-item:hover {
  background: rgba(255,255,255,0.06); color: #fff;
}
.nav-item.active {
  background: linear-gradient(90deg, rgba(37,99,235,0.15), transparent);
  color: #fff; font-weight: 600;
}
.nav-item.active::before { transform: scaleY(1); }
.nav-divider {
  height: 1px; background: rgba(255,255,255,0.05); margin: 10px 0;
}

.sidebar-footer {
  padding: 20px; border-top: 1px solid rgba(255,255,255,0.05);
}
.sidebar-footer p { font-size: 0.75rem; color: rgba(255,255,255,0.3); }

/* ===== LIVE BADGE ===== */
.live-badge {
  display: inline-flex; align-items: center; gap: 6px;
  background: var(--err-bg); border: 1px solid rgba(239,68,68,0.2);
  color: var(--err); font-size: 0.7rem; font-weight: 700;
  padding: 4px 10px; border-radius: 20px; letter-spacing: 0.06em;
}
.live-dot {
  width: 8px; height: 8px; background: var(--err); border-radius: 50%;
  animation: livePulse 1.5s ease-in-out infinite;
}
@keyframes livePulse { 0%,100%{opacity:1;transform:scale(1)} 50%{opacity:0.4;transform:scale(1.4)} }

/* ===== MAIN AREA ===== */
.main {
  margin-left: var(--sidebar-w); flex: 1; display: flex; flex-direction: column;
}
.topbar {
  padding: 0 32px; height: 76px; background: rgba(255,255,255,0.8);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border); display: flex; align-items: center;
  justify-content: space-between; position: sticky; top: 0; z-index: 50;
}
.topbar-title { font-size: 1.3rem; font-weight: 700; color: var(--txt-main); }
.topbar-sub { font-size: 0.85rem; color: var(--txt-muted); margin-top: 2px; }
.topbar-time {
  font-size: 0.85rem; font-weight: 500; color: var(--txt-muted);
  background: #fff; padding: 8px 16px; border-radius: var(--radius-md);
  border: 1px solid var(--border); box-shadow: var(--shadow-sm);
}

.content { padding: 32px; flex: 1; }
.section { display: none; animation: fadeIn 0.4s cubic-bezier(0.16, 1, 0.3, 1); }
.section.active { display: block; }
@keyframes fadeIn { from{opacity:0;transform:translateY(10px)} to{opacity:1;transform:translateY(0)} }

/* ===== DASHBOARD CARDS ===== */
.dash-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px; margin-bottom: 32px;
}
.dash-card {
  background: var(--bg-card); border-radius: var(--radius-lg); padding: 24px;
  box-shadow: var(--shadow-md); position: relative; overflow: hidden;
  transition: var(--trans); border: 1px solid rgba(226,232,240,0.6);
  display: flex; flex-direction: column; justify-content: center;
}
.dash-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-hover); }
.dash-card::before { content:''; position:absolute; top:0; left:0; right:0; height:4px; }
.dash-card.purple::before { background: linear-gradient(90deg, #6366f1, #4f46e5); }
.dash-card.green::before { background: linear-gradient(90deg, #10b981, #059669); }
.dash-card.orange::before { background: linear-gradient(90deg, #f59e0b, #d97706); }
.dash-card.blue::before { background: linear-gradient(90deg, #0ea5e9, #0284c7); }

.dash-val { font-size: 2.8rem; font-weight: 700; color: var(--txt-main); line-height: 1; letter-spacing: -0.02em; }
.dash-label { font-size: 0.95rem; font-weight: 500; color: var(--txt-muted); margin-top: 8px; }
.dash-sub { font-size: 0.8rem; color: var(--txt-light); margin-top: 12px; padding-top: 12px; border-top: 1px dashed var(--border); }

/* ===== GLOBAL CARDS & TABLES ===== */
.card {
  background: var(--bg-card); border-radius: var(--radius-lg); overflow: hidden;
  box-shadow: var(--shadow-md); border: 1px solid rgba(226,232,240,0.6); margin-bottom: 24px;
}
.card-header {
  padding: 20px 28px; border-bottom: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px;
  background: rgba(248, 250, 252, 0.5);
}
.card-title { font-size: 1.1rem; font-weight: 600; color: var(--txt-main); }
.card-body { overflow-x: auto; padding: 4px; }

table { width: 100%; border-collapse: separate; border-spacing: 0; font-size: 0.9rem; font-family: 'Inter', sans-serif; }
thead th {
  background: #f8fafc; padding: 14px 24px; text-align: left; font-weight: 600;
  color: var(--txt-muted); font-size: 0.75rem; text-transform: uppercase;
  letter-spacing: 0.05em; border-bottom: 1px solid var(--border);
}
tbody td {
  padding: 16px 24px; border-bottom: 1px solid var(--border); color: var(--txt-main); vertical-align: middle;
}
tbody tr:last-child td { border-bottom: none; }
tbody tr { transition: var(--trans); }
tbody tr:hover td { background: #f8fafc; }

.empty-state { text-align: center; padding: 60px 20px; color: var(--txt-muted); }
.empty-state p { font-size: 0.95rem; font-family: 'Inter', sans-serif; }

/* ===== BADGES ===== */
.badge {
  display: inline-flex; align-items: center; padding: 4px 10px;
  border-radius: 20px; font-size: 0.75rem; font-weight: 600; letter-spacing: 0.02em;
}
.badge-ok { background: var(--ok-bg); color: var(--ok); border: 1px solid rgba(16,185,129,0.2); }
.badge-err { background: var(--err-bg); color: var(--err); border: 1px solid rgba(239,68,68,0.2); }
.badge-info { background: var(--info-bg); color: var(--info); border: 1px solid rgba(59,130,246,0.2); }
.badge-warn { background: var(--warn-bg); color: var(--warn); border: 1px solid rgba(245,158,11,0.2); }
.badge-gold { background: rgba(212,175,55,0.1); color: #b8860b; border: 1px solid rgba(212,175,55,0.3); }

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 10px 18px; border-radius: var(--radius-sm); font-size: 0.9rem; font-weight: 600;
  border: none; cursor: pointer; transition: var(--trans); font-family: 'Outfit', sans-serif; line-height: 1;
}
.btn:active { transform: scale(0.97); }
.btn-primary {
  background: linear-gradient(135deg, var(--brand-primary), var(--brand-secondary));
  color: #fff; box-shadow: 0 4px 12px rgba(37,99,235,0.25);
}
.btn-primary:hover { box-shadow: 0 6px 16px rgba(37,99,235,0.4); transform: translateY(-1px); }

.btn-danger { background: var(--err-bg); color: var(--err); border: 1px solid rgba(239,68,68,0.3); }
.btn-danger:hover { background: #fecaca; }

.btn-warn { background: var(--warn-bg); color: var(--warn); border: 1px solid rgba(245,158,11,0.3); }
.btn-warn:hover { background: #fde68a; }

.btn-ok { background: var(--ok-bg); color: var(--ok); border: 1px solid rgba(16,185,129,0.3); }
.btn-ok:hover { background: #d1fae5; }

.btn-ghost { background: transparent; color: var(--txt-muted); border: 1px solid var(--border); }
.btn-ghost:hover { background: var(--border); color: var(--txt-main); }

.btn-sm { padding: 6px 12px; font-size: 0.8rem; border-radius: 6px; }

/* ===== INLINE CONFIRM ===== */
.btn-err-confirm {
  background: var(--err-bg); color: var(--err); border: 1px solid rgba(239,68,68,0.3);
  font-size: 0.8rem; padding: 6px 12px; border-radius: 6px; cursor: pointer;
  display: inline-flex; align-items: center; font-weight: 600;
}
.btn-err-confirm span { cursor: pointer; }
.btn-err-confirm span:hover { text-decoration: underline; }

/* ===== TOGGLE SWITCH ===== */
.toggle-switch { display: inline-flex; align-items: center; cursor: pointer; position: relative; }
.toggle-switch input { position: absolute; opacity: 0; width: 0; height: 0; }
.toggle-track {
  width: 44px; height: 24px; background: #cbd5e1; border-radius: 24px;
  transition: var(--trans); position: relative;
}
.toggle-track::after {
  content: ''; position: absolute; width: 18px; height: 18px; background: #fff;
  border-radius: 50%; top: 3px; left: 3px; transition: var(--trans); box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}
.toggle-switch input:checked + .toggle-track { background: var(--ok); }
.toggle-switch input:checked + .toggle-track::after { left: 23px; }

/* ===== FORMS ===== */
.form-group { margin-bottom: 20px; }
.form-label {
  display: block; font-size: 0.8rem; font-weight: 600; color: var(--txt-muted);
  margin-bottom: 8px; text-transform: uppercase; letter-spacing: 0.05em;
}
.form-control {
  width: 100%; padding: 12px 16px; background: #f8fafc; border: 1.5px solid var(--border);
  border-radius: var(--radius-sm); color: var(--txt-main); font-size: 0.95rem;
  font-family: 'Inter', sans-serif; transition: var(--trans); outline: none;
}
.form-control:focus {
  border-color: var(--brand-primary); background: #fff; box-shadow: 0 0 0 4px rgba(37,99,235,0.15);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }

/* ===== MODALS ===== */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(15,23,42,0.6); backdrop-filter: blur(6px);
  z-index: 1000; display: flex; align-items: center; justify-content: center;
  opacity: 0; visibility: hidden; transition: var(--trans);
}
.modal-overlay.open { opacity: 1; visibility: visible; }
.modal {
  background: var(--bg-card); border: 1px solid rgba(255,255,255,0.2);
  border-radius: 24px; width: 90%; max-width: 600px; max-height: 90vh; overflow-y: auto;
  transform: scale(0.95) translateY(20px); transition: var(--trans); box-shadow: 0 25px 50px -12px rgba(0,0,0,0.25);
}
.modal-lg { max-width: 760px; }
.modal-xl { max-width: 960px; }
.modal-overlay.open .modal { transform: scale(1) translateY(0); }
.modal-header {
  padding: 24px 32px 16px; display: flex; align-items: center; justify-content: space-between;
}
.modal-title { font-size: 1.25rem; font-weight: 700; color: var(--txt-main); }
.modal-close {
  background: #f1f5f9; border: none; color: var(--txt-muted); width: 32px; height: 32px;
  border-radius: 8px; cursor: pointer; font-size: 1rem; display: flex; align-items: center; justify-content: center;
  transition: var(--trans);
}
.modal-close:hover { background: var(--err-bg); color: var(--err); transform: rotate(90deg); }
.modal-body { padding: 0 32px 32px; }

/* ===== RTE / EDITOR ===== */
.rte-wrapper { border: 1.5px solid var(--border); border-radius: var(--radius-sm); overflow: hidden; transition: var(--trans); }
.rte-wrapper:focus-within { border-color: var(--brand-primary); box-shadow: 0 0 0 4px rgba(37,99,235,0.15); }
.rte-toolbar { display: flex; flex-wrap: wrap; gap: 4px; padding: 8px; background: #f8fafc; border-bottom: 1px solid var(--border); }
.rte-btn {
  background: transparent; border: none; color: var(--txt-muted); min-width: 30px; height: 30px;
  border-radius: 6px; cursor: pointer; font-size: 0.85rem; display: flex; align-items: center; justify-content: center;
  transition: var(--trans); font-family: 'Inter', sans-serif; font-weight: 600;
}
.rte-btn:hover { background: #e2e8f0; color: var(--txt-main); }
.rte-sep { width: 1px; height: 20px; background: var(--border); margin: 5px 4px; }
.rte-content {
  min-height: 120px; max-height: 250px; overflow-y: auto; padding: 16px; background: #fff;
  color: var(--txt-main); font-size: 0.95rem; outline: none; font-family: 'Inter', sans-serif;
}
.rte-content img { max-width: 100%; max-height: 150px; border-radius: 8px; margin: 6px 0; }
.rte-content:empty::before { content: attr(data-placeholder); color: var(--txt-light); pointer-events: none; }

.ans-wrap { border: 1.5px solid var(--border); border-radius: var(--radius-sm); overflow: hidden; transition: var(--trans); }
.ans-wrap:focus-within { border-color: var(--brand-primary); box-shadow: 0 0 0 4px rgba(37,99,235,0.15); }
.ans-toolbar { display: flex; gap: 4px; padding: 6px; background: #f8fafc; border-bottom: 1px solid var(--border); }
.ans-btn { background: transparent; border: none; color: var(--txt-muted); width: 26px; height: 26px; border-radius: 4px; cursor: pointer; font-weight: 600; transition: var(--trans); }
.ans-btn:hover { background: #e2e8f0; color: var(--txt-main); }
.ans-content { min-height: 40px; padding: 10px 14px; background: #fff; font-size: 0.9rem; outline: none; font-family: 'Inter', sans-serif; }
.ans-content img { max-width: 100px; max-height: 50px; border-radius: 4px; }

/* ===== CONFIG & HASIL ===== */
.config-wrap { max-width: 700px; }
.upload-area {
  border: 2px dashed var(--border); border-radius: var(--radius-md); background: #f8fafc;
  transition: var(--trans); display: flex; align-items: center; justify-content: center; min-height: 140px;
}
.upload-area:hover { border-color: var(--brand-primary); background: var(--info-bg); }

.btn-remove-img {
  position: absolute; top: -10px; right: -10px;
  width: 28px; height: 28px; border-radius: 50%;
  background: var(--err); color: #fff; border: 2px solid #fff;
  font-size: 0.8rem; font-weight: bold; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 6px rgba(0,0,0,0.15); transition: 0.2s; z-index: 10;
}
.btn-remove-img:hover { transform: scale(1.1); background: #b91c1c; }

.exam-filter-bar { padding: 16px 28px; border-bottom: 1px solid var(--border); display: flex; align-items: center; gap: 16px; background: #f8fafc; }
.exam-filter-bar label { font-size: 0.85rem; font-weight: 600; color: var(--txt-muted); }

/* ===== TOAST ===== */
.toast-container { position: fixed; bottom: 30px; right: 30px; z-index: 9999; display: flex; flex-direction: column; gap: 10px; }
.toast {
  padding: 14px 20px; border-radius: var(--radius-md); font-size: 0.9rem; font-weight: 600;
  display: flex; align-items: center; gap: 12px; min-width: 250px; animation: toastIn 0.3s cubic-bezier(0.16,1,0.3,1);
  border: 1px solid var(--border); box-shadow: var(--shadow-hover);
}
.toast.success { background: #fff; border-left: 4px solid var(--ok); color: var(--txt-main); }
.toast.error { background: #fff; border-left: 4px solid var(--err); color: var(--txt-main); }

@keyframes toastIn { from{opacity:0;transform:translateX(30px) scale(0.95)} to{opacity:1;transform:translateX(0) scale(1)} }

/* ===== REVIEW JAWABAN (MODAL) ===== */
.answer-review-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 20px;
  margin-bottom: 16px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.answer-review-item.correct { border-left: 4px solid var(--ok); }
.answer-review-item.wrong { border-left: 4px solid var(--err); }
.review-q {
  font-weight: 700;
  font-size: 1rem;
  color: var(--txt-main);
  padding-bottom: 12px;
  border-bottom: 1px dashed var(--border);
  margin-bottom: 4px;
}
.review-row {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 0.9rem;
}
.review-lbl {
  font-weight: 600;
  color: var(--txt-muted);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.review-val-ok { color: var(--ok); font-weight: 600; }
.review-val-err { color: var(--err); font-weight: 600; }
.review-total {
  margin-top: 24px;
  background: #f8fafc;
  padding: 24px;
  border-radius: var(--radius-md);
  text-align: center;
  border: 1px solid var(--border);
}
.review-total .val {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--brand-primary);
  line-height: 1;
}
.review-total .lbl {
  margin-top: 8px;
  font-size: 0.9rem;
  color: var(--txt-muted);
  font-weight: 600;
}
/* ===== RESPONSIVE ===== */
@media(max-width: 768px){
  .sidebar { transform: translateX(-100%); transition: transform 0.3s; z-index:999; box-shadow:var(--shadow-md); }
  .sidebar.open { transform: translateX(0); }
  .main { margin-left: 0; }
  .topbar { padding: 0 16px; flex-wrap:wrap; }
  #btn-menu-toggle { display: flex !important; margin-right:4px; }
  .sb-close-btn { display: flex !important; }
  .content { padding: 16px; }
  .form-row, .dash-grid { grid-template-columns: 1fr; }
  .card-header { flex-direction:column; align-items:flex-start; gap:12px; }
  .exam-filter-bar { flex-direction:column; align-items:flex-start; gap:10px; }
  #sel-ujian-hasil { max-width: 100%; width: 100%; }
  table { display: block; overflow-x: auto; white-space: nowrap; }
}