@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --navy:#1E3A5F;--navy2:#16304F;--navy-lt:rgba(30,58,95,.08);
  --blue:#2563EB;--blue-dk:#1D4ED8;--blue-lt:#EFF6FF;--blue-bdr:#BFDBFE;
  --gold:#B8860B;--gold-dk:#7A5000;--gold-lt:#FEF9E7;--gold-bdr:#D4AF37;
  --ok:#16A34A;--ok-lt:#F0FDF4;--err:#DC2626;--err-lt:#FEF2F2;
  --warn:#D97706;--warn-lt:#FFFBEB;
  --txt:#0F172A;--txt2:#475569;--txt3:#94A3B8;
  --bg:#F0F4F8;--card:#fff;--bdr:#E2E8F0;--bdr2:#CBD5E1;
  --sw:260px;--radius:12px;
  --sh:0 1px 4px rgba(0,0,0,.07);
  --sh-md:0 4px 12px rgba(0,0,0,.08);
  --sh-lg:0 12px 28px rgba(0,0,0,.1);
}
body{font-family:'Inter',sans-serif;background:var(--bg);color:var(--txt);min-height:100vh;display:flex;overflow-x:hidden}

/* ===== SIDEBAR ===== */
.sidebar{width:var(--sw);min-height:100vh;background:var(--navy);display:flex;flex-direction:column;position:fixed;top:0;left:0;z-index:100;box-shadow:2px 0 12px rgba(0,0,0,.15)}
.sidebar-brand{padding:18px 16px 14px;border-bottom:1px solid rgba(255,255,255,.08);position:relative}
.sidebar-brand::after{content:'';position:absolute;bottom:0;left:16px;right:16px;height:1px;background:linear-gradient(90deg,transparent,rgba(212,175,55,.5),transparent)}
.sb-logo-row{display:flex;align-items:center;gap:11px;margin-bottom:10px}
.sb-logo-box{width:42px;height:42px;border-radius:10px;background:linear-gradient(135deg,var(--blue),#1D4ED8);border:1.5px solid rgba(255,255,255,.2);display:flex;align-items:center;justify-content:center;flex-shrink:0;font-size:1.2rem;font-weight:800;color:#fff;box-shadow:0 2px 8px rgba(37,99,235,.4);overflow:hidden}
.sb-logo-box img{width:42px;height:42px;object-fit:cover;border-radius:8px}
.sb-brand-text h1{font-size:1.05rem;font-weight:800;color:#fff;letter-spacing:.01em;line-height:1}
.sb-brand-text p{font-size:.68rem;color:rgba(255,255,255,.5);margin-top:2px}
.sb-badge{display:inline-flex;align-items:center;background:rgba(212,175,55,.12);border:1px solid rgba(212,175,55,.3);border-radius:6px;padding:3px 10px;font-size:.65rem;font-weight:700;color:#F5D061;letter-spacing:.08em;text-transform:uppercase}
.sidebar-nav{flex:1;padding:12px 10px;display:flex;flex-direction:column;gap:2px}
.nav-item{display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:8px;cursor:pointer;color:rgba(255,255,255,.6);font-size:.83rem;font-weight:500;transition:.15s;user-select:none;border:1px solid transparent}
.nav-item:hover{background:rgba(255,255,255,.08);color:#fff}
.nav-item.active{background:rgba(37,99,235,.3);color:#93C5FD;font-weight:600;border-color:rgba(37,99,235,.35)}
.nav-divider{height:1px;background:rgba(255,255,255,.07);margin:5px 0}
.sidebar-footer{padding:14px 16px;border-top:1px solid rgba(255,255,255,.07)}
.sidebar-footer p{font-size:.68rem;color:rgba(255,255,255,.3)}

/* ===== LIVE BADGE ===== */
.live-badge{display:inline-flex;align-items:center;gap:5px;background:#FEF2F2;border:1px solid rgba(220,38,38,.25);color:var(--err);font-size:.67rem;font-weight:700;padding:3px 9px;border-radius:20px;letter-spacing:.06em}
.live-dot{width:7px;height:7px;background:var(--err);border-radius:50%;animation:livePulse 1.2s ease-in-out infinite}
@keyframes livePulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.4;transform:scale(1.3)}}

/* ===== MAIN ===== */
.main{margin-left:var(--sw);flex:1;display:flex;flex-direction:column}
.topbar{padding:0 26px;height:60px;background:var(--card);border-bottom:1px solid var(--bdr);display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:50;box-shadow:var(--sh)}
.topbar-title{font-size:1.05rem;font-weight:700;color:var(--txt)}
.topbar-sub{font-size:.71rem;color:var(--txt2);margin-top:1px}
.topbar-time{font-size:.74rem;color:var(--txt2);background:var(--bg);padding:5px 11px;border-radius:7px;border:1px solid var(--bdr)}
.content{padding:22px;flex:1}
.section{display:none;animation:fadeIn .2s ease}.section.active{display:block}
@keyframes fadeIn{from{opacity:0;transform:translateY(5px)}to{opacity:1;transform:translateY(0)}}

/* ===== DASHBOARD ===== */
.dash-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(185px,1fr));gap:14px;margin-bottom:20px}
.dash-card{background:var(--card);border:1px solid var(--bdr);border-radius:var(--radius);padding:20px;box-shadow:var(--sh);position:relative;overflow:hidden;transition:.2s}
.dash-card:hover{box-shadow:var(--sh-md);transform:translateY(-1px)}
.dash-card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px}
.dash-card.purple::before{background:linear-gradient(90deg,var(--blue),var(--blue-dk))}
.dash-card.green::before{background:linear-gradient(90deg,var(--ok),#15803D)}
.dash-card.orange::before{background:linear-gradient(90deg,var(--gold-bdr),var(--gold))}
.dash-card.blue::before{background:linear-gradient(90deg,#0EA5E9,#0284C7)}
.dash-val{font-size:2rem;font-weight:700;color:var(--txt);line-height:1}
.dash-label{font-size:.8rem;font-weight:600;color:var(--txt);margin-top:6px}
.dash-sub{font-size:.7rem;color:var(--txt2);margin-top:8px;padding-top:8px;border-top:1px solid var(--bdr)}
.recent-card{background:var(--card);border:1px solid var(--bdr);border-radius:var(--radius);overflow:hidden;box-shadow:var(--sh)}
.recent-header{padding:14px 20px;border-bottom:1px solid var(--bdr);font-size:.88rem;font-weight:700;color:var(--txt)}
.recent-list{padding:6px}
.recent-item{display:flex;align-items:center;gap:10px;padding:8px 12px;border-radius:8px;transition:.15s}
.recent-item:hover{background:var(--bg)}
.recent-dot{width:7px;height:7px;border-radius:50%;flex-shrink:0}
.recent-txt{font-size:.8rem;flex:1}

/* ===== CARD & TABLE ===== */
.card{background:var(--card);border:1px solid var(--bdr);border-radius:var(--radius);overflow:hidden;box-shadow:var(--sh)}
.card-header{padding:14px 20px;border-bottom:1px solid var(--bdr);display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:10px}
.card-title{font-size:.9rem;font-weight:700;color:var(--txt)}
.card-body{overflow-x:auto}
table{width:100%;border-collapse:collapse;font-size:.83rem}
thead th{background:linear-gradient(to bottom,#FAFBFC,#F5F7FA);padding:11px 16px;text-align:left;font-weight:600;color:var(--txt2);font-size:.71rem;text-transform:uppercase;letter-spacing:.05em;border-bottom:1px solid var(--bdr)}
tbody td{padding:12px 16px;border-bottom:1px solid var(--bdr);color:var(--txt);vertical-align:middle}
tbody tr:last-child td{border-bottom:none}
tbody tr:hover td{background:#FAFBFF}
.empty-state{text-align:center;padding:52px 20px;color:var(--txt2)}
.empty-state p{font-size:.86rem}

/* ===== BADGE ===== */
.badge{display:inline-flex;align-items:center;padding:3px 9px;border-radius:20px;font-size:.69rem;font-weight:600}
.badge-ok{background:var(--ok-lt);color:var(--ok);border:1px solid rgba(22,163,74,.2)}
.badge-err{background:var(--err-lt);color:var(--err);border:1px solid rgba(220,38,38,.2)}
.badge-info{background:var(--blue-lt);color:var(--blue);border:1px solid var(--blue-bdr)}
.badge-warn{background:var(--warn-lt);color:var(--warn);border:1px solid rgba(217,119,6,.2)}
.badge-gold{background:var(--gold-lt);color:var(--gold-dk);border:1px solid rgba(212,175,55,.3)}

/* ===== BUTTONS ===== */
.btn{display:inline-flex;align-items:center;gap:5px;padding:8px 14px;border-radius:8px;font-size:.82rem;font-weight:600;border:none;cursor:pointer;transition:.15s;font-family:inherit;line-height:1}
.btn-primary{background:var(--blue);color:#fff;box-shadow:0 1px 4px rgba(37,99,235,.2)}
.btn-primary:hover{background:var(--blue-dk)}
.btn-danger{background:var(--err-lt);color:var(--err);border:1px solid rgba(220,38,38,.2)}
.btn-danger:hover{background:#FECACA}
.btn-warn{background:var(--warn-lt);color:var(--warn);border:1px solid rgba(217,119,6,.2)}
.btn-warn:hover{background:#FDE68A}
.btn-ok{background:var(--ok-lt);color:var(--ok);border:1px solid rgba(22,163,74,.2)}
.btn-ok:hover{background:#BBF7D0}
.btn-ghost{background:var(--bg);color:var(--txt2);border:1px solid var(--bdr)}
.btn-ghost:hover{background:var(--bdr);color:var(--txt)}
.btn-sm{padding:4px 10px;font-size:.74rem;border-radius:6px}
.btn-icon{padding:5px}

/* ===== 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:38px;height:20px;background:var(--bdr2);border-radius:20px;transition:.2s;position:relative}
.toggle-track::after{content:'';position:absolute;width:16px;height:16px;background:#fff;border-radius:50%;top:2px;left:2px;transition:.2s;box-shadow:0 1px 3px rgba(0,0,0,.2)}
.toggle-switch input:checked+.toggle-track{background:var(--ok)}
.toggle-switch input:checked+.toggle-track::after{left:20px}

/* ===== INLINE CONFIRM ===== */
.btn-err-confirm{background:var(--err-lt);color:var(--err);border:1px solid rgba(220,38,38,.25);font-size:.73rem;padding:4px 10px;border-radius:6px;cursor:pointer;font-family:inherit;display:inline-flex;align-items:center;font-weight:600}
.btn-err-confirm span{cursor:pointer}

/* ===== MODAL ===== */
.modal-overlay{position:fixed;inset:0;background:rgba(15,23,42,.5);backdrop-filter:blur(4px);z-index:1000;display:flex;align-items:center;justify-content:center;opacity:0;visibility:hidden;transition:.2s}
.modal-overlay.open{opacity:1;visibility:visible}
.modal{background:var(--card);border:1px solid var(--bdr);border-radius:16px;width:90%;max-width:560px;max-height:90vh;overflow-y:auto;transform:scale(.96) translateY(8px);transition:.2s;box-shadow:var(--sh-lg)}
.modal-lg{max-width:700px}
.modal-xl{max-width:920px}
.modal-overlay.open .modal{transform:scale(1) translateY(0)}
.modal-header{padding:18px 22px 0;display:flex;align-items:center;justify-content:space-between}
.modal-title{font-size:.95rem;font-weight:700;color:var(--txt)}
.modal-close{background:var(--bg);border:1px solid var(--bdr);color:var(--txt2);width:28px;height:28px;border-radius:7px;cursor:pointer;font-size:.85rem;display:flex;align-items:center;justify-content:center;transition:.15s}
.modal-close:hover{background:var(--err-lt);color:var(--err);border-color:rgba(220,38,38,.2)}
.modal-body{padding:16px 22px 22px}

/* ===== UPLOAD AREA ===== */
.upload-area{border:2px dashed var(--bdr2);border-radius:10px;background:#FAFBFC;transition:.2s;display:flex;align-items:center;justify-content:center;min-height:110px;overflow:hidden}
.upload-area:hover{border-color:var(--blue);background:var(--blue-lt)}
.upload-area:active{transform:scale(.98)}

/* ===== RTE SIZE BUTTONS ===== */
.rte-size-btn{font-size:.66rem!important;font-weight:700!important;letter-spacing:.02em;min-width:28px}
.rte-size-btn:hover{background:var(--gold-lt)!important;color:var(--gold-dk)!important;border-color:var(--gold-bdr)!important}
.rte-img-sel{outline:2px solid var(--blue)!important;outline-offset:2px;border-radius:3px;cursor:pointer}

/* ===== FORMS ===== */
.form-group{margin-bottom:14px}
.form-label{display:block;font-size:.72rem;font-weight:600;color:var(--txt2);margin-bottom:5px;text-transform:uppercase;letter-spacing:.04em}
.form-control{width:100%;padding:9px 12px;background:#F8FAFC;border:1.5px solid var(--bdr);border-radius:8px;color:var(--txt);font-size:.84rem;font-family:inherit;transition:.15s;outline:none}
.form-control:focus{border-color:var(--blue);background:#fff;box-shadow:0 0 0 3px rgba(37,99,235,.1)}
.form-control option{background:#fff;color:var(--txt)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.form-hint{font-size:.68rem;color:var(--txt2);margin-top:3px}
.form-actions{display:flex;gap:8px;justify-content:flex-end;margin-top:18px}

/* ===== RTE ===== */
.rte-wrapper{border:1.5px solid var(--bdr);border-radius:9px;overflow:hidden;transition:.15s}
.rte-wrapper:focus-within{border-color:var(--blue);box-shadow:0 0 0 3px rgba(37,99,235,.1)}
.rte-toolbar{display:flex;flex-wrap:wrap;gap:2px;padding:6px;background:#F8FAFC;border-bottom:1px solid var(--bdr)}
.rte-btn{background:#fff;border:1px solid var(--bdr);color:var(--txt2);min-width:26px;height:26px;border-radius:5px;cursor:pointer;font-size:.74rem;display:flex;align-items:center;justify-content:center;transition:.15s;padding:0 4px;font-family:inherit}
.rte-btn:hover{background:var(--blue-lt);color:var(--blue);border-color:var(--blue-bdr)}
.rte-sep{width:1px;height:18px;background:var(--bdr);margin:4px 2px;align-self:center}
.rte-content{min-height:88px;max-height:160px;overflow-y:auto;padding:9px 11px;background:#fff;color:var(--txt);font-size:.85rem;outline:none}
.rte-content img{max-width:100%;max-height:100px;border-radius:5px;margin:3px 0;vertical-align:middle}
.rte-content:empty::before{content:attr(data-placeholder);color:var(--txt3);pointer-events:none}
.ans-wrap{border:1.5px solid var(--bdr);border-radius:8px;overflow:hidden;transition:.15s}
.ans-wrap:focus-within{border-color:var(--blue);box-shadow:0 0 0 3px rgba(37,99,235,.1)}
.ans-toolbar{display:flex;gap:2px;padding:4px 6px;background:#F8FAFC;border-bottom:1px solid var(--bdr)}
.ans-btn{background:#fff;border:1px solid var(--bdr);color:var(--txt2);width:22px;height:22px;border-radius:5px;cursor:pointer;font-size:.7rem;display:flex;align-items:center;justify-content:center;transition:.15s;font-family:inherit}
.ans-btn:hover{background:var(--blue-lt);color:var(--blue)}
.ans-content{min-height:32px;padding:6px 10px;background:#fff;color:var(--txt);font-size:.82rem;outline:none}
.ans-content:empty::before{content:attr(data-placeholder);color:var(--txt3);pointer-events:none}
.ans-content img{max-width:75px;max-height:34px;border-radius:4px;vertical-align:middle}

/* ===== HASIL ===== */
.exam-filter-bar{padding:12px 18px;border-bottom:1px solid var(--bdr);display:flex;align-items:center;gap:10px}
.exam-filter-bar label{font-size:.78rem;font-weight:600;color:var(--txt2);white-space:nowrap}
.answer-review-item{padding:12px;border-radius:9px;border:1px solid var(--bdr);margin-bottom:8px}
.answer-review-item.correct{border-color:rgba(22,163,74,.3);background:var(--ok-lt)}
.answer-review-item.wrong{border-color:rgba(220,38,38,.3);background:var(--err-lt)}
.review-q{font-weight:600;margin-bottom:7px;font-size:.85rem}
.review-row{display:flex;gap:8px;font-size:.78rem;margin-top:3px;align-items:flex-start}
.review-lbl{font-weight:600;color:var(--txt2);min-width:110px;flex-shrink:0}
.review-val-ok{color:var(--ok);font-weight:600}
.review-val-err{color:var(--err);font-weight:600}
.review-total{background:var(--blue-lt);border:1px solid var(--blue-bdr);border-radius:10px;padding:14px;text-align:center;margin-top:12px}
.review-total .val{font-size:2rem;font-weight:700;color:var(--blue)}
.review-total .lbl{font-size:.74rem;color:var(--txt2)}

/* ===== TOKEN ===== */
.token{font-family:monospace;font-size:.75rem;background:var(--blue-lt);color:var(--blue);padding:2px 8px;border-radius:5px;border:1px solid var(--blue-bdr)}

/* ===== CONFIG ===== */
.config-wrap{max-width:620px}
.config-card{background:var(--card);border:1px solid var(--bdr);border-radius:var(--radius);padding:22px;margin-bottom:18px;box-shadow:var(--sh)}
.config-title{font-size:.9rem;font-weight:700;color:var(--txt);margin-bottom:16px;padding-bottom:10px;border-bottom:1px solid var(--bdr)}

/* ===== TOAST ===== */
.toast-container{position:fixed;bottom:20px;right:20px;z-index:9999;display:flex;flex-direction:column;gap:7px}
.toast{padding:11px 16px;border-radius:9px;font-size:.82rem;font-weight:500;display:flex;align-items:center;gap:8px;min-width:220px;animation:toastIn .25s ease;border:1px solid var(--bdr);box-shadow:var(--sh-md)}
.toast.success{background:var(--ok-lt);border-color:rgba(22,163,74,.3);color:var(--ok)}
.toast.error{background:var(--err-lt);border-color:rgba(220,38,38,.3);color:var(--err)}
@keyframes toastIn{from{opacity:0;transform:translateX(14px)}to{opacity:1;transform:translateX(0)}}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar{width:5px;height:5px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:var(--bdr2);border-radius:10px}

/* ===== CHECKBOX ===== */
.checkbox-row{display:flex;align-items:center;gap:8px;margin-bottom:16px;cursor:pointer}
.checkbox-row input{width:16px;height:16px;accent-color:var(--blue);cursor:pointer}
.checkbox-row label{font-size:.83rem;color:var(--txt2);cursor:pointer}

@media(max-width:768px){
  .sidebar{position:fixed;transform:translateX(-100%);transition:transform .3s}
  .sidebar.open{transform:translateX(0)}
  .main{margin-left:0}
  .content{padding:14px}
  .form-row{grid-template-columns:1fr}
  .dash-grid{grid-template-columns:1fr 1fr}
}