/* ============================================================
   CBT Apps — main.css
   Design tokens + komponen reusable (navbar, card, button, table,
   form, badge, modal, toast, pagination, dll)
   ============================================================ */

:root{
  --bg:#FAFAF7;
  --surface:#FFFFFF;
  --surface-2:#F5F4EF;
  --ink:#1A1F2E;
  --ink-2:#445065;
  --muted:#8893A7;
  --border:#E6E4DC;
  --border-2:#D8D5CB;
  --accent:#036672;
  --accent-2:#024B5F;
  --accent-soft:#E6F2F4;
  --success:#15803D; --success-soft:#E7F4EC;
  --warning:#C2410C; --warning-soft:#FDF2E6;
  --danger:#B91C1C;  --danger-soft:#FBEAEA;
  --flag:#D97706;    --flag-soft:#FEF5E1;
  --radius-sm:6px; --radius-md:10px; --radius-lg:14px;
  --shadow-sm:0 1px 3px rgba(0,0,0,.06);
  --shadow-md:0 4px 16px rgba(0,0,0,.08);
  --shadow-lg:0 8px 28px rgba(0,0,0,.12);
}
*,*::before,*::after{box-sizing:border-box}
html,body{margin:0;padding:0}
body{background:var(--bg);color:var(--ink);font-family:'Inter',system-ui,-apple-system,sans-serif;font-size:14px;line-height:1.55;-webkit-font-smoothing:antialiased}
h1,h2,h3,h4,h5{font-family:'Source Serif 4',Georgia,serif;font-weight:600;letter-spacing:-.01em;margin:0;color:var(--ink)}
a{color:var(--accent);text-decoration:none}
a:hover{color:var(--accent-2)}
img{max-width:100%;display:block}
input,textarea,select,button{font-family:inherit;font-size:inherit;color:inherit}
.mono{font-family:'JetBrains Mono',ui-monospace,monospace;font-variant-numeric:tabular-nums}
.serif{font-family:'Source Serif 4',Georgia,serif}

/* ============ Layout ============ */
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.container-lg{max-width:1280px;margin:0 auto;padding:0 24px}
.app-shell{display:flex;min-height:100vh}
.app-shell__main{flex:1;min-width:0;display:flex;flex-direction:column}
.page{padding:32px 40px;max-width:1280px;margin:0 auto;width:100%}
.page-narrow{padding:36px 48px;max-width:980px;margin:0 auto;width:100%}
.eyebrow{font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-bottom:4px}
.page-header{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:24px;flex-wrap:wrap;gap:14px}
.page-header h1{font-size:28px;margin-bottom:4px}
.page-header p{color:var(--ink-2);margin:0}

/* ============ Navbar peserta ============ */
.navbar{background:var(--surface);border-bottom:1px solid var(--border);padding:12px 32px;display:flex;align-items:center;gap:32px;position:sticky;top:0;z-index:10}
.navbar__brand{display:flex;align-items:center;gap:10px;font-family:'Source Serif 4',serif;font-weight:600;font-size:16px;color:var(--ink)}
.navbar__logo{width:32px;height:32px;background:var(--accent);color:#fff;border-radius:8px;display:flex;align-items:center;justify-content:center;font-weight:700}
.navbar__menu{display:flex;gap:6px;list-style:none;padding:0;margin:0;flex:1}
.navbar__menu a{padding:8px 14px;border-radius:7px;color:var(--ink-2);font-size:13px;font-weight:500}
.navbar__menu a:hover{background:var(--surface-2);color:var(--ink)}
.navbar__user{display:flex;align-items:center;gap:10px}
.navbar__user-name{font-size:13px;font-weight:600}
.navbar__user-meta{font-size:11px;color:var(--muted)}
.navbar__logout{width:36px;height:36px;border-radius:8px;display:flex;align-items:center;justify-content:center;color:var(--ink-2)}
.navbar__logout:hover{background:var(--danger-soft);color:var(--danger)}
.avatar{width:32px;height:32px;border-radius:50%;background:var(--accent-soft);color:var(--accent);display:flex;align-items:center;justify-content:center;font-weight:600;font-size:12px;flex-shrink:0}

/* ============ Card ============ */
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden}
.card__header{padding:18px 22px;border-bottom:1px solid var(--border);display:flex;justify-content:space-between;align-items:center;gap:14px;flex-wrap:wrap}
.card__title{font-size:17px;margin:0}
.card__sub{font-size:12px;color:var(--muted);margin-top:2px}
.card__body{padding:22px}
.card__body--tight{padding:14px 22px}

/* ============ Button ============ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 18px;border-radius:var(--radius-md);font-weight:600;font-size:13px;border:1px solid transparent;cursor:pointer;transition:.15s;text-decoration:none;white-space:nowrap;background:none}
.btn:disabled{opacity:.55;cursor:not-allowed}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-2);color:#fff}
.btn-secondary{background:var(--surface);border-color:var(--border-2);color:var(--ink)}
.btn-secondary:hover{background:var(--surface-2)}
.btn-danger{background:var(--danger);color:#fff}
.btn-ghost{color:var(--ink-2)}
.btn-ghost:hover{background:var(--surface-2);color:var(--ink)}
.btn-sm{padding:7px 12px;font-size:12px}
.btn-lg{padding:13px 24px;font-size:14px}
.btn-block{width:100%}

/* ============ Form ============ */
.form-label{display:block;font-size:13px;font-weight:500;margin-bottom:6px;color:var(--ink)}
.form-control,.form-input,.form-select,.form-textarea{width:100%;padding:10px 14px;border:1px solid var(--border-2);border-radius:var(--radius-md);background:var(--surface);font-size:14px;color:var(--ink);outline:none;transition:.15s}
.form-textarea{min-height:96px;resize:vertical;line-height:1.55}
.form-control:focus,.form-input:focus,.form-select:focus,.form-textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}
.form-group{margin-bottom:16px}
.form-hint{font-size:11px;color:var(--muted);margin-top:4px}
.form-error{color:var(--danger);font-size:12px;margin-top:4px}
.form-check{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--ink-2);cursor:pointer}
.form-check input{accent-color:var(--accent);width:16px;height:16px}
.form-grid-2{display:grid;grid-template-columns:1fr 1fr;gap:14px}

/* ============ Badge ============ */
.badge{display:inline-flex;align-items:center;gap:4px;font-size:11px;padding:3px 10px;border-radius:99px;font-weight:500;background:var(--surface-2);color:var(--ink-2)}
.badge-accent{background:var(--accent-soft);color:var(--accent)}
.badge-success{background:var(--success-soft);color:var(--success)}
.badge-warning{background:var(--warning-soft);color:var(--warning)}
.badge-danger{background:var(--danger-soft);color:var(--danger)}
.badge-flag{background:var(--flag-soft);color:var(--flag)}
.badge-dot{display:inline-block;width:6px;height:6px;border-radius:50%;background:currentColor;margin-right:4px;animation:pulse-dot 2s infinite}
@keyframes pulse-dot{0%,100%{opacity:1}50%{opacity:.4}}

/* ============ Table ============ */
.table{width:100%;border-collapse:collapse}
.table thead tr{background:var(--surface-2)}
.table th{text-align:left;padding:12px 18px;font-size:11px;letter-spacing:.05em;text-transform:uppercase;color:var(--muted);font-weight:600}
.table td{padding:14px 18px;border-top:1px solid var(--border);font-size:13px;vertical-align:middle}
.table tbody tr:hover{background:var(--surface-2)}
.table-actions{display:flex;gap:10px;justify-content:flex-end}
.table-empty{text-align:center;color:var(--muted);padding:40px 20px}

/* ============ Pagination ============ */
.pagination{display:flex;justify-content:space-between;align-items:center;padding:14px 20px;border-top:1px solid var(--border);font-size:12px;color:var(--muted)}
.pagination__pages{display:flex;gap:4px}
.pagination__pages a,.pagination__pages span{width:30px;height:30px;border-radius:6px;display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--border);background:var(--surface);color:var(--ink-2)}
.pagination__pages .is-active{background:var(--accent);border-color:var(--accent);color:#fff;font-weight:600}

/* ============ Stats grid ============ */
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:24px}
.stat{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-md);padding:18px 20px}
.stat__head{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:10px}
.stat__icon{width:32px;height:32px;border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:13px;background:var(--accent-soft);color:var(--accent)}
.stat__label{font-size:12px;color:var(--muted);font-weight:500}
.stat__value{font-family:'Source Serif 4',serif;font-size:28px;font-weight:600;color:var(--ink);line-height:1.1}
.stat__delta{font-size:12px;color:var(--muted);margin-top:4px}
.stat__delta--up{color:var(--success)}

/* ============ Toast ============ */
.toast{position:fixed;top:20px;right:20px;background:var(--ink);color:#fff;padding:12px 18px;border-radius:10px;font-size:13px;display:flex;align-items:center;gap:10px;box-shadow:var(--shadow-lg);z-index:1000;animation:toast-in .3s ease-out}
.toast-success{background:var(--success)}
.toast-error,.toast-danger{background:var(--danger)}
.toast-warning{background:var(--warning)}
@keyframes toast-in{from{opacity:0;transform:translateY(-12px)}to{opacity:1;transform:none}}

/* ============ Modal ============ */
.modal-backdrop{position:fixed;inset:0;background:rgba(15,23,41,.7);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:500;padding:20px}
.modal{background:var(--surface);border-radius:14px;padding:30px;max-width:480px;width:100%;box-shadow:var(--shadow-lg)}
.modal h3{font-size:22px;margin-bottom:10px}
.modal__actions{display:flex;gap:10px;margin-top:20px}

/* ============ Empty state ============ */
.empty-state{text-align:center;padding:60px 20px;color:var(--muted)}
.empty-state__icon{font-size:48px;color:var(--border-2);margin-bottom:12px}

/* ============ Responsive ============ */
@media (max-width: 900px){
  .stat-grid{grid-template-columns:repeat(2,1fr)}
  .form-grid-2{grid-template-columns:1fr}
  .page,.page-narrow{padding:24px 18px}
  .navbar{padding:10px 16px;gap:14px}
  .navbar__menu{display:none}
}
@media (max-width: 600px){
  .stat-grid{grid-template-columns:1fr}
  .page-header{flex-direction:column;align-items:flex-start}
  .table th,.table td{padding:10px 12px}
}