/* =========================================================
   RUANG UJIAN — CBT APP STYLESHEET
   Design tokens: academic navy + warm amber accent
   Display: Sora | Body: Inter | Data/Timer: JetBrains Mono
   ========================================================= */

:root {
    --bg: #F4F5FB;
    --surface: #FFFFFF;
    --surface-alt: #EEF0F8;
    --ink: #14162B;
    --ink-soft: #585C74;
    --ink-faint: #9195AA;
    --primary: #4F46E5;
    --primary-dark: #312E81;
    --primary-tint: #EEF0FE;
    --accent: #06B6D4;
    --accent-dark: #0E7490;
    --accent-tint: #ECFEFF;
    --accent-border: #A5F3FC;
    --success: #16A34A;
    --success-tint: #ECFDF3;
    --success-border: #BBF7D0;
    --danger: #E11D48;
    --danger-tint: #FFF1F2;
    --danger-border: #FECDD3;
    --border: #E3E5F0;
    --border-strong: #CBCEE0;
    --ondark: #FFFFFF;
    --ondark-soft: #C7CAF2;
    --ondark-faint: #9296CE;
    --radius-sm: 10px;
    --radius: 14px;
    --radius-lg: 20px;
    --shadow-sm: 0 1px 2px rgba(20,22,43,0.06);
    --shadow: 0 10px 28px rgba(20,22,43,0.09);
    --shadow-lg: 0 22px 50px rgba(20,22,43,0.16);
    --font-display: 'Sora', sans-serif;
    --font-body: 'Inter', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
    margin: 0;
    font-family: var(--font-body);
    background: var(--bg);
    color: var(--ink);
    -webkit-font-smoothing: antialiased;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}
h1, h2, h3, h4 { font-family: var(--font-display); color: var(--primary-dark); margin: 0 0 8px; }
p { margin: 0 0 12px; color: var(--ink-soft); }
a { color: var(--primary); }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }
@media (prefers-reduced-motion: reduce) { * { animation: none !important; transition: none !important; } }

/* ---------- Topbar ---------- */
.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 28px;
    background: var(--primary-dark);
    color: #fff;
    position: sticky;
    top: 0;
    z-index: 40;
    box-shadow: var(--shadow-sm);
}
.topbar__brand { display: flex; align-items: center; gap: 10px; }
.topbar__mark {
    width: 36px; height: 36px; border-radius: 10px;
    background: var(--accent);
    color: var(--primary-dark);
    font-family: var(--font-display); font-weight: 800;
    display: flex; align-items: center; justify-content: center;
    font-size: 14px;
}
.topbar__mark--img { background: #fff; object-fit: contain; padding: 3px; }
.topbar__name { font-family: var(--font-display); font-weight: 700; letter-spacing: 0.2px; }
.topbar__user { display: flex; align-items: center; gap: 14px; }
.topbar__user-info { display: flex; flex-direction: column; text-align: right; line-height: 1.25; }
.topbar__user-name { font-weight: 600; font-size: 14px; }
.topbar__user-role { font-size: 12px; color: var(--ondark-soft); }

/* ---------- Layout ---------- */
.page { flex: 1; width: 100%; }
.container { max-width: 1120px; margin: 0 auto; padding: 32px 24px; }
.container--narrow { max-width: 460px; }
.footer {
    text-align: center; font-size: 12px; color: var(--ink-faint);
    padding: 20px; border-top: 1px solid var(--border); background: var(--surface);
}

/* ---------- Buttons ---------- */
.btn {
    font-family: var(--font-body);
    font-weight: 600; font-size: 14px;
    padding: 10px 18px; border-radius: var(--radius-sm);
    border: 1px solid transparent;
    cursor: pointer; display: inline-flex; align-items: center; gap: 8px;
    transition: transform .12s ease, box-shadow .12s ease, background .15s ease;
    background: var(--primary); color: #fff;
}
.btn:hover { transform: translateY(-1px); box-shadow: var(--shadow-sm); }
.btn:active { transform: translateY(0); }
.btn--accent { background: var(--accent); color: var(--primary-dark); }
.btn--ghost { background: transparent; color: #fff; border-color: rgba(255,255,255,0.35); }
.btn--outline { background: transparent; color: var(--primary); border-color: var(--border-strong); }
.btn--danger { background: var(--danger); color: #fff; }
.btn--sm { padding: 6px 12px; font-size: 13px; }
.btn--block { width: 100%; justify-content: center; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }

/* ---------- Forms ---------- */
.field-row { display: flex; gap: 14px; }
.field-row .field { flex: 1; min-width: 0; }
.field { margin-bottom: 18px; }
.field label { display: block; font-size: 13px; font-weight: 600; color: var(--ink); margin-bottom: 6px; }
.field input[type=text], .field input[type=password], .field input[type=number],
.field select, .field textarea {
    width: 100%; padding: 11px 14px; border-radius: var(--radius-sm);
    border: 1px solid var(--border-strong); font-family: var(--font-body); font-size: 14px;
    background: var(--surface); color: var(--ink);
}
.field textarea { resize: vertical; min-height: 90px; }
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--primary); }
.field-hint { font-size: 12px; color: var(--ink-faint); margin-top: 4px; }

/* ---------- Rich text editor (soal: bold/italic/underline/gambar/tabel) ---------- */
.rte-toolbar {
    display: flex; flex-wrap: wrap; align-items: center; gap: 4px;
    padding: 6px; border: 1px solid var(--border-strong); border-bottom: none;
    border-radius: var(--radius-sm) var(--radius-sm) 0 0; background: var(--surface-alt);
}
.rte-btn {
    padding: 6px 10px; font-size: 13px; border-radius: 6px; border: 1px solid transparent;
    background: transparent; color: var(--ink); cursor: pointer; font-family: var(--font-body);
}
.rte-btn:hover { background: var(--surface); border-color: var(--border-strong); }
.rte-sep { width: 1px; align-self: stretch; background: var(--border-strong); margin: 2px 4px; }

/* ---------- Panel sisip simbol/karakter khusus ---------- */
.rte-symbol-wrap { position: relative; display: inline-flex; }
.rte-symbol-popover {
    position: absolute; top: calc(100% + 6px); left: 0; z-index: 40;
    width: 300px; max-height: 260px; overflow-y: auto;
    background: var(--surface); border: 1px solid var(--border-strong); border-radius: var(--radius-sm);
    box-shadow: var(--shadow-lg); padding: 10px;
}
.rte-symbol-group { margin-bottom: 10px; }
.rte-symbol-group:last-child { margin-bottom: 0; }
.rte-symbol-group__label {
    display: block; font-size: 11px; font-weight: 700; text-transform: uppercase;
    letter-spacing: .4px; color: var(--ink-faint); margin-bottom: 6px;
}
.rte-symbol-grid { display: grid; grid-template-columns: repeat(8, 1fr); gap: 4px; }
.rte-symbol-btn {
    padding: 6px 0; font-size: 15px; line-height: 1; border-radius: 6px;
    border: 1px solid var(--border); background: var(--surface-alt); color: var(--ink);
    cursor: pointer; font-family: var(--font-body); transition: background .12s ease, border-color .12s ease;
}
.rte-symbol-btn:hover { background: var(--primary-tint); border-color: var(--primary); }
@media (max-width: 480px) {
    .rte-symbol-popover { width: min(280px, 84vw); }
    .rte-symbol-grid { grid-template-columns: repeat(6, 1fr); }
}

.rte-content {
    width: 100%; min-height: 120px; padding: 11px 14px; border-radius: 0 0 var(--radius-sm) var(--radius-sm);
    border: 1px solid var(--border-strong); border-top: none; background: var(--surface); color: var(--ink);
    font-family: var(--font-body); font-size: 14px; line-height: 1.55; overflow-wrap: anywhere;
}
.rte-content:focus { outline: none; border-color: var(--primary); }
.rte-content:empty:before { content: attr(data-placeholder); color: var(--ink-faint); }
.rte-content img, .qcard__text img, .question-text-preview img {
    max-width: 100%; border-radius: var(--radius-sm); margin: 6px 0; display: block;
}
.rte-content img { cursor: pointer; }
.rte-content img.rte-img-selected { outline: 2px solid var(--primary); outline-offset: 2px; }

/* Overlay resize gambar: gagang tarik + mini toolbar (posisi fixed, mengikuti gambar aktif) */
.rte-img-handle {
    display: none; position: fixed; width: 14px; height: 14px; z-index: 110;
    background: var(--primary); border: 2px solid #fff; border-radius: 4px;
    box-shadow: var(--shadow-md); cursor: nwse-resize;
}
.rte-img-toolbar {
    display: none; position: fixed; z-index: 110; align-items: center; gap: 2px;
    background: var(--ink); color: #fff; padding: 4px; border-radius: 8px; box-shadow: var(--shadow-lg);
}
.rte-img-toolbar button {
    width: 26px; height: 26px; border: none; border-radius: 6px; background: transparent;
    color: #fff; font-size: 15px; font-weight: 700; cursor: pointer; line-height: 1;
}
.rte-img-toolbar button:hover { background: rgba(255,255,255,.18); }
.rte-img-toolbar button[data-act="reset"] { width: auto; padding: 0 8px; font-size: 11px; font-weight: 600; }
.rte-img-toolbar__pct {
    min-width: 40px; text-align: center; font-size: 11px; font-family: var(--font-mono); opacity: .85;
}

/* Mini-toolbar CRUD tabel (muncul saat kursor berada di dalam sel tabel) */
.rte-content table { cursor: text; }
.rte-table-toolbar {
    display: none; position: fixed; z-index: 110; align-items: center; gap: 2px;
    background: var(--ink); color: #fff; padding: 4px; border-radius: 8px; box-shadow: var(--shadow-lg);
}
.rte-table-toolbar button {
    border: none; border-radius: 6px; background: transparent; color: #fff;
    font-size: 12px; font-weight: 600; font-family: var(--font-body); cursor: pointer;
    padding: 6px 9px; white-space: nowrap;
}
.rte-table-toolbar button:hover:not(:disabled) { background: rgba(255,255,255,.18); }
.rte-table-toolbar button:disabled { opacity: .35; cursor: not-allowed; }
.rte-table-toolbar__sep { width: 1px; align-self: stretch; background: rgba(255,255,255,.25); margin: 2px 2px; }
.rte-content table, .qcard__text table, .question-text-preview table {
    border-collapse: collapse; margin: 8px 0; max-width: 100%;
}
.rte-content table td, .rte-content table th,
.qcard__text table td, .qcard__text table th,
.question-text-preview table td, .question-text-preview table th {
    border: 1px solid var(--border-strong); padding: 6px 10px; font-size: 13.5px;
}
.question-text-preview { margin: 8px 0 0; font-size: 14px; color: var(--ink); line-height: 1.5; }
/* Tabel lebar di dalam soal siswa jadi bisa digeser horizontal alih-alih memecah tata letak di layar sempit */
.qcard__text table { display: block; overflow-x: auto; -webkit-overflow-scrolling: touch; }

/* ---------- Cards ---------- */
.card {
    background: var(--surface); border: 1px solid var(--border);
    border-radius: var(--radius-lg); box-shadow: var(--shadow-sm);
    padding: 28px;
}
.card--elevated { box-shadow: var(--shadow); }

/* ---------- Alerts ---------- */
.alert { padding: 12px 16px; border-radius: var(--radius-sm); font-size: 13.5px; margin-bottom: 16px; display: none; }
.alert--error { background: var(--danger-tint); color: var(--danger); border: 1px solid var(--danger-border); }
.alert--success { background: var(--success-tint); color: var(--success); border: 1px solid var(--success-border); }
.alert.is-visible { display: block; }

/* =========================================================
   LOGIN PAGE
   Satu poros vertikal di tengah layar: lambang+nama aplikasi,
   kartu form, lalu footer — tidak ada topbar terpisah di halaman ini.
   ========================================================= */
.login-body { background: var(--bg); }
.login-shell {
    min-height: 100vh;
    display: flex; align-items: center; justify-content: center;
    background:
        radial-gradient(circle at 12% 8%, rgba(6,182,212,0.14), transparent 42%),
        radial-gradient(circle at 88% 92%, rgba(79,70,229,0.14), transparent 42%),
        var(--bg);
    padding: 32px 20px;
}
.login-stack {
    width: 100%; max-width: 400px;
    display: flex; flex-direction: column; align-items: center;
}

/* ---- Lambang + nama aplikasi, satu-satunya elemen brand di halaman ini ---- */
.login-brand {
    display: flex; flex-direction: column; align-items: center; gap: 14px;
    margin-bottom: 28px;
    animation: login-rise .5s ease both;
}
.login-brand__mark {
    width: 62px; height: 62px; border-radius: 18px;
    background: linear-gradient(155deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: #fff;
    display: flex; align-items: center; justify-content: center;
    font-family: var(--font-display); font-weight: 800; font-size: 22px;
    box-shadow: 0 12px 26px -8px rgba(79,70,229,0.45), 0 0 0 6px var(--accent-tint);
}
.login-brand__mark--img { background: #fff; object-fit: contain; padding: 10px; }
.login-brand__name {
    font-family: var(--font-display); font-weight: 700; font-size: 19px;
    color: var(--primary-dark); letter-spacing: 0.1px; text-align: center;
}

/* ---- Kartu form ---- */
.login-card {
    width: 100%; padding: 38px 32px 30px; text-align: center;
    position: relative; overflow: hidden;
    box-shadow: 0 30px 60px -24px rgba(49,46,129,0.30), var(--shadow);
    animation: login-rise .55s ease .08s both;
}
.login-card::before {
    content: ""; position: absolute; top: 0; left: 0; right: 0; height: 4px;
    background: linear-gradient(90deg, var(--accent), var(--primary));
}
.login-card__eyebrow {
    font-family: var(--font-mono); font-size: 11px; letter-spacing: 1.5px;
    text-transform: uppercase; color: var(--accent-dark); margin-bottom: 10px; display: block;
}
.login-card h1 { font-size: 23px; margin-bottom: 4px; }
.login-card__sub { margin-bottom: 26px; font-size: 13.5px; }

/* Field dengan ikon: label & input dikembalikan rata kiri di dalam kartu yang center */
.login-card .field { text-align: left; }
.field--icon .field__control { position: relative; display: flex; align-items: center; }
.field--icon .field__icon {
    position: absolute; left: 14px; width: 18px; height: 18px;
    color: var(--ink-faint); pointer-events: none;
    transition: color .15s ease;
}
.field--icon input { padding-left: 42px !important; }
.field--icon .field__control:focus-within .field__icon { color: var(--primary); }

/* ---- Demo akun: dua chip berdampingan, bukan paragraf polos ---- */
.login-demo { margin-top: 22px; text-align: left; }
.login-demo__title {
    display: block; font-size: 11px; font-weight: 600; text-transform: uppercase;
    letter-spacing: 0.5px; color: var(--ink-faint); margin-bottom: 8px;
}
.login-demo__grid { display: flex; gap: 10px; }
.login-demo__chip {
    flex: 1; min-width: 0; background: var(--surface-alt); border: 1px solid var(--border);
    border-radius: var(--radius-sm); padding: 10px 12px;
}
.login-demo__chip b {
    display: block; font-family: var(--font-display); font-size: 11.5px;
    color: var(--primary); margin-bottom: 5px;
}
.login-demo__chip code {
    display: inline-block; font-family: var(--font-mono); font-size: 11.5px;
    color: var(--ink-soft); background: var(--surface); border: 1px solid var(--border);
    border-radius: 5px; padding: 2px 6px; margin: 0 4px 4px 0;
}

.footer--login { border-top: none; background: transparent; margin-top: 28px; padding: 0; }

@keyframes login-rise {
    from { opacity: 0; transform: translateY(14px); }
    to { opacity: 1; transform: translateY(0); }
}
@media (max-width: 420px) {
    .login-demo__grid { flex-direction: column; }
}

/* =========================================================
   DASHBOARD (student)
   ========================================================= */
.hero-banner {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary));
    color: #fff; border-radius: var(--radius-lg); padding: 32px; margin-bottom: 28px;
    display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap;
}
.hero-banner h1 { color: #fff; font-size: 26px; }
.hero-banner p { color: var(--ondark-soft); }
.exam-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px,1fr)); gap: 18px; }
.exam-card { padding: 22px; display: flex; flex-direction: column; gap: 10px; }
.exam-card__subject {
    font-family: var(--font-mono); font-size: 11px; text-transform: uppercase; letter-spacing: 1px;
    color: var(--accent-dark); background: var(--accent-tint); padding: 3px 9px; border-radius: 20px;
    width: fit-content;
}
.exam-card h3 { font-size: 17px; margin: 4px 0; }
.exam-card__meta { display: flex; gap: 14px; font-size: 12.5px; color: var(--ink-faint); }
.exam-card__badge { font-size: 12px; padding: 3px 10px; border-radius: 20px; font-weight: 600; width: fit-content; }
.exam-card__badge--done { background: var(--success-tint); color: var(--success); }
.exam-card__badge--open { background: var(--primary-tint); color: var(--primary); }
.exam-card__badge--wait { background: var(--accent-tint); color: var(--accent-dark); }
.exam-card__schedule-note { font-size: 12px; color: var(--ink-faint); margin: 0; line-height: 1.4; }

/* Session rows (admin: kelola sesi pelaksanaan) */
.session-row {
    display: flex; justify-content: space-between; align-items: flex-start; gap: 10px;
    padding: 12px 4px; border-bottom: 1px solid var(--border); flex-wrap: wrap;
}
.session-row:last-child { border-bottom: none; }

/* =========================================================
   EXAM TAKING PAGE — modern, dynamic, animated
   ========================================================= */
@keyframes examFadeInUp { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: translateY(0); } }
@keyframes examFadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes examPop { 0% { transform: scale(.6); opacity: 0; } 60% { transform: scale(1.12); opacity: 1; } 100% { transform: scale(1); } }
@keyframes examSlideDown { from { opacity: 0; transform: translateY(-10px); } to { opacity: 1; transform: translateY(0); } }
@keyframes examShimmer { 0% { background-position: -200% 0; } 100% { background-position: 200% 0; } }
@keyframes examRingPulse { 0% { box-shadow: 0 0 0 0 rgba(6,182,212,.45); } 70% { box-shadow: 0 0 0 8px rgba(6,182,212,0); } 100% { box-shadow: 0 0 0 0 rgba(6,182,212,0); } }
@keyframes examTimerBeat { 0%, 100% { transform: scale(1); } 50% { transform: scale(1.05); } }
@keyframes examTimerTick { 0% { transform: scale(1); } 40% { transform: scale(1.08); } 100% { transform: scale(1); } }
@keyframes examFloatIn { from { opacity: 0; transform: translateY(20px) scale(.94); } to { opacity: 1; transform: translateY(0) scale(1); } }
@keyframes examSlideInRight { from { opacity: 0; transform: translateX(36px); } to { opacity: 1; transform: translateX(0); } }
@keyframes examSlideInLeft { from { opacity: 0; transform: translateX(-36px); } to { opacity: 1; transform: translateX(0); } }
@keyframes examSwipeHint { 0%, 100% { transform: translateX(0); opacity: .55; } 50% { transform: translateX(-6px); opacity: 1; } }

/* Offset dinamis: diisi lewat JS (updateHeaderHeightVar) mengikuti tinggi header
   sesungguhnya, supaya navigator & scroll-into-view tetap presisi di semua ukuran layar. */
:root { --exam-header-h: 92px; }

.exam-shell {
    display: grid; grid-template-columns: 1fr 280px; gap: 24px; align-items: start;
    animation: examFadeIn .4s ease both;
}
/* Penempatan kolom eksplisit — WAJIB ada. Tanpa ini, grid auto-placement bisa
   salah menaruh #questionSlot di kolom navigator (280px) begitu #syncBannerSlot
   kosong tidak diberi grid-column, karena sel kosongnya tetap dihitung dan
   menggeser seluruh item sesudahnya satu sel ke kanan. */
#syncBannerSlot { grid-column: 1 / -1; }
#questionSlot { grid-column: 1; min-width: 0; }
.navigator { grid-column: 2; min-width: 0; }
@media (max-width: 860px) {
    #questionSlot, .navigator { grid-column: 1; }
}
.exam-header {
    display: flex; justify-content: space-between; align-items: center; gap: 14px;
    background: linear-gradient(135deg, var(--surface) 0%, var(--primary-tint) 130%);
    border: 1px solid var(--border); border-radius: var(--radius-lg);
    padding: 16px 22px; margin-bottom: 14px; grid-column: 1 / -1;
    box-shadow: var(--shadow-sm);
    position: sticky; top: 0; z-index: 25;
    backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
    animation: examSlideDown .35s ease both;
    transition: box-shadow .2s ease;
}
.exam-header h2 { font-size: 18px; margin: 0; display: flex; align-items: center; gap: 8px; }
.exam-header__timer {
    font-family: var(--font-mono); font-weight: 700; font-size: 20px;
    color: var(--primary-dark); background: var(--accent-tint);
    padding: 8px 16px; border-radius: var(--radius-sm); letter-spacing: 1px;
    border: 1px solid var(--accent-border);
    transition: color .2s ease, background .2s ease, border-color .2s ease;
    font-variant-numeric: tabular-nums;
    display: inline-block;
}
.exam-header__timer.is-warning {
    color: var(--danger); background: var(--danger-tint); border-color: var(--danger-border);
    animation: examTimerBeat 1s ease-in-out infinite;
}
.exam-header__timer.timer-tick { animation: examTimerTick .35s ease; }

/* ---------- Progress bar dinamis: jumlah soal terjawab ---------- */
.exam-progress {
    grid-column: 1 / -1; display: flex; align-items: center; gap: 12px;
    margin: -2px 0 16px; padding: 0 2px;
}
.exam-progress__track {
    flex: 1; height: 8px; border-radius: 20px; background: var(--surface-alt);
    overflow: hidden; border: 1px solid var(--border);
}
.exam-progress__bar {
    height: 100%; border-radius: 20px; width: 0%; position: relative; overflow: hidden;
    background: linear-gradient(90deg, var(--accent), var(--primary));
    background-size: 200% 100%;
    transition: width .5s cubic-bezier(.4,0,.2,1);
}
.exam-progress__bar::after {
    content: ''; position: absolute; inset: 0;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,.55), transparent);
    background-size: 60% 100%; background-repeat: no-repeat;
    animation: examShimmer 2.2s ease-in-out infinite;
}
.exam-progress__label {
    font-family: var(--font-mono); font-size: 12px; font-weight: 700; color: var(--primary-dark);
    white-space: nowrap; min-width: 64px; text-align: right;
    transition: color .2s ease;
}

/* Indikator koneksi & status simpan (menangani gangguan jaringan saat ujian) */
.exam-header__right { display: flex; align-items: center; gap: 10px; }
.conn-status {
    display: flex; align-items: center; gap: 6px; font-size: 12px; font-weight: 600;
    padding: 6px 12px; border-radius: 20px; white-space: nowrap;
    transition: background .2s ease, color .2s ease;
}
.conn-status__dot { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; transition: background .2s ease; }
.conn-status--online { background: var(--success-tint); color: var(--success); }
.conn-status--online .conn-status__dot { background: var(--success); }
.conn-status--syncing { background: var(--accent-tint); color: var(--accent-dark); }
.conn-status--syncing .conn-status__dot { background: var(--accent-dark); animation: connPulse 1s infinite; }
.conn-status--offline { background: var(--danger-tint); color: var(--danger); }
.conn-status--offline .conn-status__dot { background: var(--danger); animation: connPulse 1s infinite; }
@keyframes connPulse { 0%,100% { opacity: 1; } 50% { opacity: .35; } }

.sync-banner {
    grid-column: 1 / -1; display: flex; align-items: center; gap: 10px;
    background: var(--danger-tint); color: var(--danger); border: 1px solid var(--danger-border);
    border-radius: var(--radius-sm); padding: 12px 16px; font-size: 13.5px; margin-bottom: 14px;
    animation: examSlideDown .25s ease both;
}
.sync-banner strong { font-weight: 700; }

.navigator__item.is-pending { box-shadow: 0 0 0 2px var(--accent-dark) inset; }

.qcard {
    padding: 28px; margin-bottom: 18px; position: relative; overflow: hidden;
    border-left: 4px solid var(--accent);
    animation: examFadeInUp .38s cubic-bezier(.22,.9,.32,1) both;
    transition: box-shadow .2s ease;
    scroll-margin-top: calc(var(--exam-header-h) + 16px);
}
/* Transisi arah saat berpindah soal: maju/mundur/lompat lewat navigator memakai
   animasi masuk yang berbeda supaya pergerakan terasa alami dan bukan sekadar ganti konten. */
.qcard--next { animation: examSlideInLeft .3s cubic-bezier(.22,.9,.32,1) both; }
.qcard--prev { animation: examSlideInRight .3s cubic-bezier(.22,.9,.32,1) both; }
.qcard--jump { animation: examFloatIn .32s cubic-bezier(.22,.9,.32,1) both; }
.qcard::before {
    content: ''; position: absolute; inset: 0; pointer-events: none; opacity: .5;
    background: radial-gradient(600px circle at 100% 0%, var(--primary-tint), transparent 60%);
}
.qcard__index {
    font-family: var(--font-mono); font-size: 12px; color: var(--ink-faint); margin-bottom: 6px;
    display: flex; justify-content: space-between; position: relative; z-index: 1;
}
.qcard__points {
    color: var(--accent-dark); font-weight: 700; background: var(--accent-tint);
    padding: 2px 9px; border-radius: 20px; border: 1px solid var(--accent-border);
}
.qcard__text { font-size: 16px; font-weight: 600; color: var(--ink); margin-bottom: 18px; line-height: 1.6; position: relative; z-index: 1; }
.qcard__type-tag {
    display: inline-flex; align-items: center; gap: 5px; font-size: 11px; text-transform: uppercase; letter-spacing: 0.6px;
    font-family: var(--font-mono); color: var(--primary); background: var(--primary-tint);
    padding: 3px 10px; border-radius: 20px; margin-bottom: 12px; position: relative; z-index: 1;
    border: 1px solid var(--primary-tint);
    animation: examPop .35s ease both;
}

.option-list { display: flex; flex-direction: column; gap: 10px; position: relative; z-index: 1; }
.option-item {
    display: flex; align-items: center; gap: 12px; padding: 14px 16px;
    border: 1.5px solid var(--border); border-radius: var(--radius-sm); cursor: pointer;
    background: var(--surface); position: relative; overflow: hidden;
    transition: border-color .16s ease, background .16s ease, transform .16s ease, box-shadow .16s ease;
    animation: examFadeInUp .32s ease both;
}
.option-list .option-item:nth-child(1) { animation-delay: .02s; }
.option-list .option-item:nth-child(2) { animation-delay: .06s; }
.option-list .option-item:nth-child(3) { animation-delay: .10s; }
.option-list .option-item:nth-child(4) { animation-delay: .14s; }
.option-list .option-item:nth-child(5) { animation-delay: .18s; }
.option-list .option-item:nth-child(6) { animation-delay: .22s; }
.option-item:hover { border-color: var(--primary); background: var(--primary-tint); transform: translateX(3px); }
.option-item:active { transform: translateX(3px) scale(.99); }
.option-item input { accent-color: var(--primary); width: 18px; height: 18px; flex-shrink: 0; cursor: pointer; }
.option-item.is-selected {
    border-color: var(--primary); background: var(--primary-tint);
    box-shadow: 0 4px 14px -4px rgba(79,70,229,.35);
}
.option-item.is-selected::after {
    content: '\2713'; margin-left: auto; flex-shrink: 0; width: 22px; height: 22px; border-radius: 50%;
    background: var(--primary); color: #fff; font-size: 12px; font-weight: 700;
    display: flex; align-items: center; justify-content: center;
    animation: examPop .25s cubic-bezier(.34,1.56,.64,1) both;
}
.option-item__label { font-size: 14.5px; color: var(--ink); line-height: 1.5; }

/* Matching (menjodohkan dengan garis) */
.matching-wrap { position: relative; z-index: 1; }
.matching-cols { display: flex; justify-content: space-between; gap: 60px; position: relative; z-index: 2; }
.matching-col { display: flex; flex-direction: column; gap: 14px; width: 45%; }
.matching-node {
    display: flex; align-items: center; gap: 10px; background: var(--surface);
    border: 2px solid var(--border-strong); border-radius: var(--radius-sm);
    padding: 12px 14px; font-size: 14px; cursor: pointer; user-select: none;
    transition: border-color .16s ease, box-shadow .16s ease, transform .16s ease, background .2s ease;
    position: relative; animation: examFadeInUp .3s ease both;
}
.matching-node:hover { border-color: var(--primary); transform: translateY(-2px); box-shadow: var(--shadow-sm); }
.matching-node.is-active { border-color: var(--accent); box-shadow: 0 0 0 4px var(--accent-tint); animation: examRingPulse 1.4s infinite; }
.matching-node.is-matched { border-color: var(--success); background: var(--success-tint); }
.matching-node__dot {
    width: 10px; height: 10px; border-radius: 50%; background: var(--border-strong); flex-shrink: 0;
    transition: background .2s ease, transform .2s ease;
}
.matching-node.is-matched .matching-node__dot { background: var(--success); transform: scale(1.2); }
.matching-node.is-active .matching-node__dot { background: var(--accent); }
.matching-col--right .matching-node { flex-direction: row-reverse; text-align: right; }
.matching-node__img {
    width: 56px; height: 56px; object-fit: cover; border-radius: 8px;
    border: 1px solid var(--border); flex-shrink: 0; transition: transform .2s ease;
}
.matching-node:hover .matching-node__img { transform: scale(1.06); }
.matching-node__text { flex: 1; }
.matching-svg { position: absolute; inset: 0; width: 100%; height: 100%; z-index: 1; pointer-events: none; }
.matching-svg line {
    stroke: var(--primary); stroke-width: 2.5; stroke-linecap: round;
    transition: stroke-dashoffset .5s cubic-bezier(.4,0,.2,1);
}
.matching-hint { font-size: 12.5px; color: var(--ink-faint); margin-top: 14px; font-style: italic; position: relative; z-index: 1; }
.matching-reset { margin-top: 12px; position: relative; z-index: 1; }

/* ---------- Question navigator (sidebar) ---------- */
.navigator { position: sticky; top: calc(var(--exam-header-h) + 36px); animation: examFadeInUp .4s ease both; }
.navigator__grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 8px; margin: 14px 0; }
.navigator__item {
    aspect-ratio: 1; border-radius: 9px; border: 1.5px solid var(--border-strong);
    background: var(--surface); font-family: var(--font-mono); font-size: 13px; font-weight: 700;
    color: var(--ink-soft); cursor: pointer; display: flex; align-items: center; justify-content: center;
    transition: border-color .16s ease, background .16s ease, color .16s ease, transform .12s ease, box-shadow .16s ease;
    animation: examPop .3s ease both;
}
.navigator__item:hover { transform: translateY(-2px) scale(1.06); box-shadow: var(--shadow-sm); border-color: var(--primary); }
.navigator__item.is-answered { background: var(--success-tint); border-color: var(--success); color: var(--success); }
.navigator__item.is-current { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-tint); animation: examRingPulse 1.6s infinite; }
.navigator__legend { display: flex; flex-direction: column; gap: 6px; font-size: 12px; color: var(--ink-faint); margin-top: 10px; }
.navigator__legend span { display: flex; align-items: center; gap: 8px; }
.legend-dot { width: 10px; height: 10px; border-radius: 3px; display: inline-block; }

.exam-nav-btns { display: flex; justify-content: space-between; gap: 10px; margin-top: 10px; }
.exam-nav-btns .btn { transition: transform .14s ease, box-shadow .14s ease; }
.exam-nav-btns .btn:hover:not(:disabled) { transform: translateY(-2px); }
.exam-nav-btns .btn:active:not(:disabled) { transform: translateY(0); }

/* ---------- Petunjuk geser (swipe) — hanya tampil di layar sentuh sekali di awal ---------- */
.swipe-hint {
    display: none; align-items: center; justify-content: center; gap: 6px;
    font-size: 11.5px; color: var(--ink-faint); margin: 8px 0 -4px; text-align: center;
    animation: examFadeIn .4s ease .2s both;
}
.swipe-hint__arrow { display: inline-block; animation: examSwipeHint 1.4s ease-in-out infinite; }
@media (hover: none) and (pointer: coarse) {
    .swipe-hint { display: flex; }
}

/* ---------- Tombol apung navigasi soal (mobile) & drawer ---------- */
.nav-fab {
    display: none; position: fixed; right: 18px; bottom: 18px; z-index: 60;
    align-items: center; gap: 8px; background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: #fff; border: none; border-radius: 50px; padding: 13px 18px;
    font-family: var(--font-body); font-weight: 700; font-size: 13.5px; cursor: pointer;
    box-shadow: var(--shadow-lg); animation: examFloatIn .4s ease both;
}
.nav-fab:active { transform: scale(.96); }
.nav-fab__badge {
    font-family: var(--font-mono); background: rgba(255,255,255,.22); padding: 2px 8px; border-radius: 20px; font-size: 12px;
}
.navigator-backdrop {
    display: none; position: fixed; inset: 0; background: rgba(20,22,43,.45); z-index: 70;
    animation: examFadeIn .2s ease both; backdrop-filter: blur(2px);
}
.navigator-backdrop.is-open { display: block; }
.navigator__close { display: none; }

/* =========================================================
   RESULT PAGE
   ========================================================= */
.result-summary { text-align: center; padding: 40px 28px; }
.result-summary__score {
    font-family: var(--font-display); font-size: 56px; font-weight: 800; color: var(--primary);
    line-height: 1;
}
.result-summary__score span { font-size: 22px; color: var(--ink-faint); font-weight: 600; }
.result-stats { display: flex; justify-content: center; gap: 32px; margin-top: 22px; flex-wrap: wrap; }
.result-stat { text-align: center; }
.result-stat__num { font-family: var(--font-mono); font-size: 22px; font-weight: 700; color: var(--ink); }
.result-stat__label { font-size: 12px; color: var(--ink-faint); text-transform: uppercase; letter-spacing: 0.5px; }

/* =========================================================
   ADMIN
   ========================================================= */
.admin-shell { display: grid; grid-template-columns: 244px 1fr; min-height: calc(100vh - 60px); }
.admin-sidebar {
    background: var(--primary-dark); color: #fff;
    padding: 20px 10px 28px;
    display: flex; flex-direction: column; gap: 3px;
    position: sticky; top: 60px; align-self: start;
    max-height: calc(100vh - 60px); overflow-y: auto;
}
.admin-sidebar::-webkit-scrollbar { width: 6px; }
.admin-sidebar::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.15); border-radius: 10px; }

.admin-sidebar__link--top { margin-bottom: 6px; }

.admin-sidebar__group { display: flex; flex-direction: column; }
.admin-sidebar__group-toggle {
    width: 100%; display: flex; align-items: center; justify-content: space-between;
    background: transparent; border: none; cursor: pointer; font-family: inherit;
    padding: 10px 12px; border-radius: var(--radius-sm);
    transition: background .15s ease;
}
.admin-sidebar__group-toggle:hover { background: rgba(255,255,255,0.06); }
.admin-sidebar__group.is-open .admin-sidebar__group-toggle { background: rgba(255,255,255,0.04); }
.admin-sidebar__group-label {
    font-family: var(--font-mono); font-size: 10.5px; font-weight: 600;
    letter-spacing: 1.1px; text-transform: uppercase; color: var(--ondark-faint);
}
.admin-sidebar__chevron { font-size: 11px; color: var(--ondark-faint); transition: transform .2s ease; }
.admin-sidebar__group.is-open .admin-sidebar__chevron { transform: rotate(180deg); }

.admin-sidebar__submenu {
    max-height: 0; overflow: hidden;
    display: flex; flex-direction: column; gap: 2px;
    transition: max-height .25s ease;
}
.admin-sidebar__group.is-open .admin-sidebar__submenu { max-height: 480px; padding: 2px 0 6px; }

.admin-sidebar__link {
    display: flex; align-items: center; gap: 11px;
    padding: 9px 12px; border-radius: var(--radius-sm);
    color: var(--ondark-soft); font-size: 13.5px; font-weight: 500; line-height: 1.3;
    text-decoration: none; transition: background .15s ease, color .15s ease;
}
.admin-sidebar__submenu .admin-sidebar__link { padding-left: 30px; font-size: 13px; }
.admin-sidebar__link i {
    font-size: 15px; width: 18px; flex-shrink: 0; text-align: center;
    color: var(--ondark-faint); transition: color .15s ease;
}
.admin-sidebar__link:hover { background: rgba(255,255,255,0.08); color: #fff; }
.admin-sidebar__link:hover i { color: #fff; }
.admin-sidebar__link.is-active { background: var(--accent); color: var(--primary-dark); font-weight: 700; }
.admin-sidebar__link.is-active i { color: var(--primary-dark); }
.admin-main { padding: 30px 34px; }
.admin-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 22px; flex-wrap: wrap; gap: 12px; }

.stat-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px,1fr)); gap: 16px; margin-bottom: 26px; }
.stat-box { padding: 18px 20px; display: block; transition: box-shadow .12s ease, transform .12s ease; }
a.stat-box:hover { box-shadow: var(--shadow); transform: translateY(-1px); }

.two-col-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 16px; }
@media (max-width: 860px) { .two-col-grid { grid-template-columns: 1fr; } }
.stat-box__label { font-size: 12.5px; color: var(--ink-faint); text-transform: uppercase; letter-spacing: 0.4px; }
.stat-box__value { font-family: var(--font-display); font-size: 28px; color: var(--primary-dark); font-weight: 700; }

.table-responsive { width: 100%; overflow-x: auto; -webkit-overflow-scrolling: touch; }
table.data-table { width: 100%; min-width: 560px; border-collapse: collapse; background: var(--surface); border-radius: var(--radius); overflow: hidden; }
.data-table th, .data-table td { padding: 12px 14px; text-align: left; font-size: 13.5px; border-bottom: 1px solid var(--border); }
.data-table th { background: var(--surface-alt); color: var(--ink-soft); font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: 0.4px; }
.data-table tr:hover td { background: var(--primary-tint); }
.table-actions { display: flex; gap: 8px; }
.badge { font-size: 11.5px; padding: 3px 9px; border-radius: 20px; font-weight: 600; }
.badge--admin { background: var(--accent-tint); color: var(--accent-dark); }
.badge--student { background: var(--primary-tint); color: var(--primary); }
.badge--mc { background: var(--primary-tint); color: var(--primary); }
.badge--cb { background: var(--accent-tint); color: var(--accent-dark); }
.badge--match { background: var(--success-tint); color: var(--success); }

/* Modal */
.modal-overlay {
    position: fixed; inset: 0; background: rgba(20,22,43,0.55); display: none;
    align-items: center; justify-content: center; z-index: 100; padding: 20px;
}
.modal-overlay.is-open { display: flex; }
.modal { background: var(--surface); border-radius: var(--radius-lg); max-width: 640px; width: 100%; max-height: 88vh; overflow-y: auto; padding: 28px; box-shadow: var(--shadow-lg); }
.modal__header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 18px; }
.modal__close { background: none; border: none; font-size: 20px; cursor: pointer; color: var(--ink-faint); }

.opt-builder-row {
    display: flex; gap: 10px; align-items: center; margin-bottom: 9px;
    padding: 7px 10px; border: 1.5px solid var(--border); border-radius: var(--radius-sm);
    background: var(--surface); transition: border-color .15s ease, background .15s ease, box-shadow .15s ease;
}
.opt-builder-row:hover { border-color: var(--border-strong); background: var(--surface-alt); }
.opt-builder-row:has(input[type=radio]:checked),
.opt-builder-row:has(input[type=checkbox]:checked) {
    border-color: var(--success); background: var(--success-tint); box-shadow: 0 0 0 3px rgba(46,158,91,0.10);
}
.opt-builder-row input[type=text] { flex: 1; }
.opt-builder-row input[type=radio], .opt-builder-row input[type=checkbox] { width: 19px; height: 19px; accent-color: var(--success); flex-shrink: 0; cursor: pointer; }
.remove-opt {
    background: var(--danger-tint); color: var(--danger); border: none; border-radius: 8px;
    width: 30px; height: 30px; cursor: pointer; font-weight: 700; flex-shrink: 0;
    transition: background .12s ease, transform .12s ease;
}
.remove-opt:hover { background: var(--danger); color: #fff; transform: scale(1.05); }

/* Auto-lettered option avatars (A, B, C…) shown only for pilihan-ganda / checkbox rows */
#optRows { counter-reset: optletter; }
#optRows .opt-builder-row::before {
    counter-increment: optletter;
    content: counter(optletter, upper-alpha);
    flex-shrink: 0; width: 27px; height: 27px; border-radius: 50%;
    background: var(--primary-tint); color: var(--primary);
    font-family: var(--font-display); font-weight: 700; font-size: 12.5px;
    display: flex; align-items: center; justify-content: center;
}
#optRows .opt-builder-row:has(input:checked)::before { background: var(--success); color: #fff; }

/* Matching builder rows: colour-code left (pernyataan) vs right (jawaban) */
.opt-builder-row[data-side="left"] { border-left: 3px solid var(--primary); }
.opt-builder-row[data-side="right"] { border-left: 3px solid var(--accent); }

/* Thumbnail gambar pada baris builder menjodohkan */
.opt-builder-row--match { flex-wrap: wrap; }
.match-row__thumb { position: relative; flex-shrink: 0; }
.match-row__thumb img {
    width: 44px; height: 44px; object-fit: cover; border-radius: 8px;
    border: 1.5px solid var(--border-strong); display: block;
}
.match-row__thumb-remove {
    position: absolute; top: -7px; right: -7px; width: 18px; height: 18px; border-radius: 50%;
    background: var(--danger); color: #fff; border: 2px solid var(--surface); font-size: 11px;
    line-height: 1; cursor: pointer; display: flex; align-items: center; justify-content: center; padding: 0;
}
.match-row__imgbtn { flex-shrink: 0; padding: 6px 9px; }

/* ---------- Question type visual selector ---------- */
.qtype-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-bottom: 2px; }
.qtype-card {
    display: flex; flex-direction: column; align-items: center; text-align: center; gap: 5px;
    padding: 16px 10px; border: 1.5px solid var(--border-strong); border-radius: var(--radius);
    cursor: pointer; background: var(--surface);
    transition: border-color .15s ease, background .15s ease, transform .12s ease, box-shadow .15s ease;
}
.qtype-card:hover { border-color: var(--primary); transform: translateY(-2px); box-shadow: var(--shadow-sm); }
.qtype-card__icon {
    font-size: 21px; line-height: 1; width: 38px; height: 38px; border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    background: var(--surface-alt); margin-bottom: 2px;
}
.qtype-card__title { font-weight: 700; font-size: 13px; color: var(--ink); font-family: var(--font-display); }
.qtype-card__desc { font-size: 10.5px; color: var(--ink-faint); line-height: 1.3; }
.qtype-card.is-active {
    border-color: var(--accent); background: var(--accent-tint);
    box-shadow: 0 0 0 3px rgba(6,182,212,0.18);
}
.qtype-card.is-active .qtype-card__icon { background: var(--accent); color: var(--primary-dark); }
.qtype-card.is-active .qtype-card__title { color: var(--accent-dark); }

/* ---------- Points field with icon ---------- */
.points-field-wrap { position: relative; max-width: 160px; }
.points-field-wrap input { padding-left: 34px !important; font-weight: 700; }
.points-field-wrap .points-icon {
    position: absolute; left: 11px; top: 50%; transform: translateY(-50%);
    font-size: 14px; pointer-events: none;
}

/* ---------- Modal title icon ---------- */
.modal-icon { margin-right: 8px; }

/* ---------- Question list cards (admin) ---------- */
.question-card {
    display: flex; align-items: flex-start; gap: 14px;
    background: var(--surface); border: 1px solid var(--border); border-left: 4px solid var(--primary);
    border-radius: var(--radius); box-shadow: var(--shadow-sm); padding: 16px 20px 16px 18px;
    margin-bottom: 12px; transition: transform .12s ease, box-shadow .12s ease;
}
.question-card:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.question-card--cb { border-left-color: var(--accent); }
.question-card--match { border-left-color: var(--success); }
.question-card__num {
    flex-shrink: 0; width: 30px; height: 30px; border-radius: 50%; margin-top: 2px;
    background: var(--primary-tint); color: var(--primary); font-family: var(--font-display); font-weight: 700;
    display: flex; align-items: center; justify-content: center; font-size: 13px;
}
.question-card--cb .question-card__num { background: var(--accent-tint); color: var(--accent-dark); }
.question-card--match .question-card__num { background: var(--success-tint); color: var(--success); }
.question-card__body { flex: 1; min-width: 0; }
.question-card__meta { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: 2px; }
.question-card__points { font-size: 12px; color: var(--accent-dark); font-weight: 700; }
.question-card__actions { flex-shrink: 0; display: flex; gap: 8px; }

/* ---------- Empty state ---------- */
.empty-state {
    text-align: center; padding: 44px 20px; color: var(--ink-faint);
    border: 1.5px dashed var(--border-strong); border-radius: var(--radius-lg); background: var(--surface-alt);
}
.empty-state__icon { font-size: 34px; display: block; margin-bottom: 10px; }
.empty-state p { margin: 0; color: var(--ink-faint); }

/* ---------- Pengaturan aplikasi: uploader logo ---------- */
.logo-uploader { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; }
.logo-uploader__preview {
    width: 76px; height: 76px; border-radius: var(--radius); flex-shrink: 0;
    background: var(--primary); display: flex; align-items: center; justify-content: center;
    border: 1.5px solid var(--border-strong); overflow: hidden;
}
.logo-uploader__preview img { width: 100%; height: 100%; object-fit: contain; background: #fff; }
.logo-uploader__initials { color: #fff; font-family: var(--font-display); font-weight: 800; font-size: 24px; }
.logo-uploader__controls { display: flex; flex-direction: column; align-items: flex-start; gap: 6px; }
.logo-uploader__controls > div:first-of-type,
.logo-uploader__controls { flex-wrap: wrap; }
.logo-uploader__controls .btn { margin-right: 4px; }

@media (max-width: 600px) {
    .logo-uploader { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 600px) {
    .qtype-cards { grid-template-columns: repeat(3, 1fr); gap: 6px; }
    .qtype-card { padding: 10px 4px; }
    .qtype-card__desc { display: none; }
    .question-card { flex-direction: column; }
    .question-card__actions { width: 100%; }
    .question-card__actions .btn { flex: 1; justify-content: center; }
}

/* =========================================================
   RESPONSIVE / MOBILE-FRIENDLY
   Breakpoints: 860px (tablet/split layouts), 600px (phones),
   400px (small phones). Mobile-first touch targets throughout.
   ========================================================= */
/* Zona transisi tablet besar/laptop kecil: sidebar navigator menyempit dulu
   sebelum akhirnya berubah jadi drawer penuh di bawah 860px. */
@media (max-width: 1080px) and (min-width: 861px) {
    .exam-shell { grid-template-columns: 1fr 240px; gap: 18px; }
    .navigator { padding: 18px; }
    .navigator__grid { grid-template-columns: repeat(4, 1fr); }
}

@media (max-width: 860px) {
    .exam-shell { grid-template-columns: 1fr; }
    .admin-shell { grid-template-columns: 1fr; }
    .admin-sidebar {
        flex-direction: row; align-items: center; overflow-x: auto; overflow-y: visible;
        padding: 10px 12px; gap: 6px; max-height: none;
        position: sticky; top: 58px; z-index: 30; -webkit-overflow-scrolling: touch;
    }
    .admin-sidebar__link--top { margin-bottom: 0; }
    .admin-sidebar__group { flex-direction: row; align-items: center; gap: 6px; flex-shrink: 0; }
    .admin-sidebar__group-toggle { display: none; }
    .admin-sidebar__submenu {
        flex-direction: row; gap: 6px; max-height: none !important; overflow: visible; padding: 0 !important;
    }
    .admin-sidebar__group:not(:last-child)::after {
        content: ''; width: 1px; height: 20px; background: rgba(255,255,255,0.15);
        margin: 0 4px; flex-shrink: 0;
    }
    .admin-sidebar__link { flex-shrink: 0; padding: 8px 13px; white-space: nowrap; }
    .admin-sidebar__submenu .admin-sidebar__link { padding-left: 13px; }
    .matching-cols { gap: 20px; }
    .admin-main { padding: 22px 20px; }

    /* ---- Navigator soal jadi drawer geser dari kanan di tablet/HP ---- */
    .navigator {
        position: fixed; top: 0; right: 0; height: 100%; width: min(320px, 86vw);
        z-index: 80; margin: 0; border-radius: 0; overflow-y: auto;
        transform: translateX(100%); transition: transform .28s cubic-bezier(.4,0,.2,1);
        box-shadow: var(--shadow-lg);
    }
    .navigator.is-open { transform: translateX(0); animation: none; }
    .navigator__close {
        display: flex; align-items: center; justify-content: center; margin-left: auto;
        width: 30px; height: 30px; border-radius: 50%; border: 1px solid var(--border-strong);
        background: var(--surface-alt); color: var(--ink); cursor: pointer; font-size: 15px;
    }
    .nav-fab { display: flex; }
}

@media (max-width: 600px) {
    /* ---- Base spacing & touch targets ---- */
    .container { padding: 18px 14px; }
    .card { padding: 18px; border-radius: var(--radius); }
    .btn { min-height: 44px; }
    .btn--sm { min-height: 38px; padding: 8px 12px; }
    input, select, textarea, button { font-size: 16px; } /* prevents iOS auto-zoom on focus */

    /* ---- Topbar ---- */
    .topbar { padding: 10px 14px; }
    .topbar__name { font-size: 14px; }
    .topbar__mark { width: 30px; height: 30px; font-size: 12px; }
    .topbar__user { gap: 8px; }
    .topbar__user-info { display: none; } /* name/role hidden on very small screens, keep logout reachable */
    .topbar__user-role { display: none; }

    /* ---- Forms ---- */
    .field-row { flex-direction: column; gap: 0; }
    .modal { padding: 18px; border-radius: var(--radius); max-height: 92vh; }
    .modal__header h3 { font-size: 16px; }

    /* ---- Dashboard / exam grid ---- */
    .hero-banner { padding: 22px 18px; flex-direction: column; align-items: flex-start; }
    .hero-banner h1 { font-size: 21px; }
    .hero-banner .btn { width: 100%; justify-content: center; }
    .exam-grid { grid-template-columns: 1fr; gap: 14px; }
    .exam-card { padding: 18px; }

    /* ---- Exam taking page ---- */
    .exam-header { flex-wrap: wrap; gap: 10px; padding: 12px 14px; }
    .exam-header h2 { font-size: 15px; }
    .exam-header__timer { font-size: 17px; padding: 7px 12px; }
    .exam-progress { margin: -6px 0 12px; }
    .exam-progress__label { font-size: 11px; min-width: 54px; }
    .qcard { padding: 18px; border-left-width: 3px; }
    .qcard__text { font-size: 15px; }
    .option-item { padding: 12px 14px; }
    .matching-cols { flex-direction: column; gap: 34px; }
    .matching-col, .matching-col--right { width: 100%; }
    .matching-col--right .matching-node { flex-direction: row; text-align: left; }
    .exam-nav-btns {
        position: sticky; bottom: 0; background: rgba(244,245,251,.92); backdrop-filter: blur(8px);
        padding: 10px 0 4px; margin: 10px -2px -2px; flex-direction: row;
    }
    .exam-nav-btns .btn { width: 100%; justify-content: center; }
    .navigator__grid { grid-template-columns: repeat(6, 1fr); }

    /* ---- Admin ---- */
    .admin-header { flex-direction: column; align-items: stretch; }
    .admin-header .btn { width: 100%; justify-content: center; }
    .stat-row { grid-template-columns: repeat(2, 1fr); gap: 10px; }
    .stat-box { padding: 14px 16px; }
    .stat-box__value { font-size: 22px; }
    .table-actions { flex-wrap: wrap; }
    .session-row { flex-direction: column; }

    /* ---- Login ---- */
    .login-card { padding: 26px 20px; }
}

@media (max-width: 400px) {
    .navigator__grid { grid-template-columns: repeat(5, 1fr); }
    .result-summary__score { font-size: 42px; }
    .exam-header__timer { font-size: 15px; padding: 6px 10px; }
    .modal { padding: 14px; }
}

/* =========================================================
   KARTU LOGIN PESERTA (print cards)
   ========================================================= */
.id-card-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
    margin-top: 20px;
}
.id-card {
    background: var(--surface);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
}
.id-card__band {
    background: var(--primary-dark);
    color: #fff;
    padding: 10px 14px;
    display: flex;
    align-items: center;
    gap: 10px;
}
.id-card__mark { font-size: 20px; line-height: 1; }
.id-card__mark--img { width: 26px; height: 26px; object-fit: contain; border-radius: 6px; background: #fff; flex-shrink: 0; }
.id-card__band-text { display: flex; flex-direction: column; line-height: 1.3; }
.id-card__band-text strong { font-family: var(--font-display); font-size: 13.5px; }
.id-card__band-text span { font-size: 11px; color: var(--accent); font-weight: 600; }
.id-card__body { padding: 12px 14px; flex: 1; }
.id-card__body--with-photo, .participant-card__top { display: flex; gap: 12px; align-items: flex-start; }
.id-card__info { flex: 1; min-width: 0; }
.id-card__photo {
    width: 64px;
    height: 80px;
    object-fit: cover;
    border-radius: 6px;
    border: 1px solid var(--border-strong);
    flex-shrink: 0;
    background: var(--surface-alt);
}
.id-card__photo--placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 10.5px;
    color: var(--ink-faint);
    text-align: center;
}
.id-card__row { display: flex; justify-content: space-between; gap: 10px; font-size: 12.5px; padding: 3px 0; }
.id-card__row span { color: var(--ink-faint); }
.id-card__row strong { color: var(--ink); text-align: right; }
.id-card__creds {
    margin: 0 14px 12px;
    padding: 8px 10px;
    background: var(--accent-tint);
    border: 1px dashed var(--accent-dark);
    border-radius: var(--radius-sm);
}
.id-card__creds div { display: flex; justify-content: space-between; font-family: var(--font-mono); font-size: 12.5px; padding: 2px 0; }
.id-card__creds span { color: var(--accent-dark); font-family: var(--font-body); }
.id-card__creds strong { color: var(--primary-dark); letter-spacing: 0.3px; }
.id-card__footer {
    padding: 7px 14px;
    font-size: 10.5px;
    color: var(--ink-faint);
    border-top: 1px dashed var(--border);
    text-align: center;
}

@media print {
    .no-print, .topbar, .admin-sidebar, .footer { display: none !important; }
    .admin-shell { display: block !important; }
    .admin-main { padding: 0 !important; }
    body { background: #fff !important; }
    .id-card-grid { grid-template-columns: repeat(2, 1fr); gap: 8mm; margin: 0; }
    .id-card { box-shadow: none; border: 1px dashed var(--border-strong); break-inside: avoid; page-break-inside: avoid; }
}

@media (max-width: 640px) {
    .id-card-grid { grid-template-columns: 1fr; }
}

/* =========================================================
   KARTU PESERTA UJIAN (print-participant-cards.php) — versi resmi
   dengan Nomor Peserta, Ruang, jadwal & blok tanda tangan, dibedakan
   dari Kartu Login (username/password) di atas.
   ========================================================= */
.participant-card-grid { grid-template-columns: repeat(2, 1fr); }
.participant-card__top { margin-bottom: 8px; padding-bottom: 8px; border-bottom: 1px dashed var(--border); }
.participant-card__number {
    font-family: var(--font-mono); font-size: 13px; font-weight: 700; color: var(--primary-dark);
    background: var(--primary-tint); border-radius: var(--radius-sm); padding: 5px 9px; margin-bottom: 8px;
}
.participant-card__schedule {
    margin-top: 8px; padding: 8px 10px; background: var(--surface-alt); border-radius: var(--radius-sm);
    font-size: 11.5px; line-height: 1.5;
}
.participant-card__schedule span { display: block; color: var(--ink-faint); font-weight: 600; text-transform: uppercase; font-size: 10px; letter-spacing: .3px; margin-bottom: 2px; }
.participant-card__sign { display: flex; justify-content: space-between; gap: 10px; margin-top: 14px; }
.participant-card__sign-block { flex: 1; text-align: center; font-size: 11px; }
.participant-card__sign-block span { color: var(--ink-faint); }
.participant-card__sign-block strong { display: block; font-size: 11.5px; margin-top: 2px; }
.participant-card__sign-space { height: 30px; }

@media print {
    .participant-card { break-inside: avoid; page-break-inside: avoid; }
}

@media (max-width: 640px) {
    .participant-card-grid { grid-template-columns: 1fr; }
}


/* =========================================================
   RANKING HASIL UJIAN (print-ranking.php)
   ========================================================= */
.rank-sheet { background: var(--surface); margin-top: 20px; }
.rank-sheet__header { text-align: center; margin-bottom: 18px; padding-bottom: 12px; border-bottom: 2.5px solid var(--primary-dark); }
.rank-sheet__header h2 { margin: 0 0 2px; font-size: 19px; letter-spacing: 0.3px; }
.rank-sheet__header h3 { margin: 0 0 6px; font-size: 15px; color: var(--ink); letter-spacing: 0.5px; }
.rank-sheet__header p { margin: 0; color: var(--ink-soft); font-size: 13.5px; }
.rank-sheet__table { width: 100%; border-collapse: collapse; }
.rank-sheet__table th, .rank-sheet__table td { border: 1px solid var(--border-strong); padding: 8px 10px; font-size: 13px; }
.rank-sheet__table th { background: var(--surface-alt); font-weight: 700; text-transform: uppercase; font-size: 11px; letter-spacing: 0.3px; color: var(--ink-soft); }
.rank-sheet__center { text-align: center; }
.rank-sheet__note { margin: 10px 0 0; font-size: 11.5px; color: var(--ink-faint); text-align: right; }
.rank-sheet__signatures { display: flex; justify-content: space-between; gap: 24px; margin-top: 46px; }
.rank-sheet__sign-block { flex: 1; text-align: center; font-size: 13.5px; }
.rank-sheet__sign-block p { margin: 0 0 2px; color: var(--ink); }
.rank-sheet__sign-space { height: 64px; }

@media print {
    .rank-sheet { margin-top: 0; }
    .rank-sheet__table { break-inside: auto; }
    .rank-sheet__table tr { break-inside: avoid; }
    .rank-sheet__table thead { display: table-header-group; }
    .rank-sheet__signatures { break-inside: avoid; }
}