/* =========================================================
   CAT Kepiting - sistem desain (tanpa dependensi eksternal)
   Tema: laut + kepiting (biru samudra, aksen koral)
   ========================================================= */
:root {
  --font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --bg: #eef4f8;
  --surface: #ffffff;
  --surface-2: #f5f9fc;
  --text: #0f2233;
  --text-soft: #50667a;
  --line: #dbe6ee;
  --ocean-900: #082338;
  --ocean-700: #0b4a6f;
  --ocean-500: #0e7aa8;
  --ocean-300: #4cc3e0;
  --coral: #ff6b4a;
  --coral-600: #e9502f;
  --ok: #17a673;
  --ok-bg: #e3f6ee;
  --warn: #c98500;
  --warn-bg: #fff4d9;
  --bad: #d64545;
  --bad-bg: #fde8e8;
  --info-bg: #e2f1fa;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 1px 2px rgba(8,35,56,.06), 0 8px 24px rgba(8,35,56,.07);
  --hero: linear-gradient(135deg, #082338 0%, #0b4a6f 55%, #0e7aa8 100%);
}
:root[data-theme="dark"] {
  --bg: #07131e;
  --surface: #0e2132;
  --surface-2: #0b1b2a;
  --text: #e6f1f8;
  --text-soft: #92aabd;
  --line: #1c3347;
  --ok-bg: #0f3025; --warn-bg: #3a2c08; --bad-bg: #3a1616; --info-bg: #0d2f44;
  --shadow: 0 1px 2px rgba(0,0,0,.4), 0 8px 24px rgba(0,0,0,.35);
  --hero: linear-gradient(135deg, #04101a 0%, #082c47 60%, #0a5478 100%);
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #07131e; --surface: #0e2132; --surface-2: #0b1b2a; --text: #e6f1f8; --text-soft: #92aabd;
    --line: #1c3347; --ok-bg: #0f3025; --warn-bg: #3a2c08; --bad-bg: #3a1616; --info-bg: #0d2f44;
    --shadow: 0 1px 2px rgba(0,0,0,.4), 0 8px 24px rgba(0,0,0,.35);
    --hero: linear-gradient(135deg, #04101a 0%, #082c47 60%, #0a5478 100%);
  }
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; font-family: var(--font); font-size: 15px; line-height: 1.5;
  background: var(--bg); color: var(--text); min-height: 100vh;
  display: flex; flex-direction: column;
}
a { color: var(--ocean-500); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3, h4 { margin: 0; line-height: 1.25; }
p { margin: 0; }
.icon { width: 1.15em; height: 1.15em; flex: none; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; vertical-align: -0.2em; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.muted { color: var(--text-soft); }
.small { font-size: .85rem; }
.container { width: 100%; max-width: 1160px; margin: 0 auto; padding: 0 20px; }

/* ---------- Topbar ---------- */
.topbar { background: var(--hero); color: #fff; position: sticky; top: 0; z-index: 20; box-shadow: 0 2px 12px rgba(0,0,0,.18); }
.topbar .container { display: flex; align-items: center; gap: 18px; height: 62px; }
.brand { display: flex; align-items: center; gap: 10px; color: #fff; font-weight: 700; letter-spacing: .2px; }
.brand:hover { text-decoration: none; }
.brand svg { width: 34px; height: 34px; color: var(--coral); filter: drop-shadow(0 2px 4px rgba(0,0,0,.3)); }
.brand small { display: block; font-weight: 500; font-size: .68rem; opacity: .7; letter-spacing: 1px; text-transform: uppercase; }
.nav { display: flex; gap: 4px; margin-left: 18px; }
.nav a { color: rgba(255,255,255,.82); padding: 8px 14px; border-radius: 999px; display: inline-flex; gap: 8px; align-items: center; font-weight: 500; }
.nav a:hover { background: rgba(255,255,255,.12); text-decoration: none; color: #fff; }
.nav a.active { background: rgba(255,255,255,.18); color: #fff; }
.topbar .spacer { flex: 1; }
.iconbtn { background: rgba(255,255,255,.12); border: 0; color: #fff; width: 38px; height: 38px; border-radius: 50%; display: inline-flex; align-items: center; justify-content: center; cursor: pointer; }
.iconbtn:hover { background: rgba(255,255,255,.22); }
.userchip { display: flex; align-items: center; gap: 10px; padding: 4px 6px 4px 4px; border-radius: 999px; background: rgba(255,255,255,.1); }
.avatar { width: 32px; height: 32px; border-radius: 50%; background: var(--coral); color: #fff; font-weight: 700; display: flex; align-items: center; justify-content: center; }
.userchip span.n { max-width: 140px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: .9rem; }

/* ---------- Buttons ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; border: 0; cursor: pointer; font: inherit; font-weight: 600; padding: 11px 18px; border-radius: 12px; transition: transform .08s, box-shadow .15s, background .15s; text-decoration: none !important; }
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--coral); color: #fff; box-shadow: 0 6px 16px rgba(255,107,74,.35); }
.btn-primary:hover { background: var(--coral-600); }
.btn-ocean { background: var(--ocean-500); color: #fff; }
.btn-ocean:hover { background: var(--ocean-700); }
.btn-ghost { background: transparent; color: var(--ocean-500); border: 1px solid var(--line); }
.btn-ghost:hover { background: var(--surface-2); }
.btn-block { width: 100%; }
.btn[disabled] { opacity: .65; cursor: progress; }

/* ---------- Hero ---------- */
.hero { background: var(--hero); color: #fff; padding: 30px 0 70px; position: relative; overflow: hidden; }
.hero .container { display: flex; align-items: flex-end; justify-content: space-between; gap: 20px; flex-wrap: wrap; position: relative; z-index: 1; }
.hero h1 { font-size: 1.7rem; font-weight: 700; }
.hero p.lead { opacity: .8; margin-top: 4px; }
.chips { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 14px; }
.chip { display: inline-flex; align-items: center; gap: 7px; background: rgba(255,255,255,.14); padding: 6px 12px; border-radius: 999px; font-size: .85rem; }
.clock { text-align: right; }
.clock .t { font-size: 2rem; font-weight: 700; font-variant-numeric: tabular-nums; letter-spacing: 1px; }
.clock .d { opacity: .8; font-size: .9rem; }
.bubbles { position: absolute; inset: 0; pointer-events: none; opacity: .18; }
.bubbles i { position: absolute; border: 2px solid #fff; border-radius: 50%; }

/* ---------- Layout ---------- */
.page { flex: 1; }
.pull { margin-top: -46px; position: relative; z-index: 2; }
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.stat { background: var(--surface); border-radius: var(--radius); box-shadow: var(--shadow); padding: 16px 18px; display: flex; gap: 14px; align-items: center; }
.stat .ic { width: 44px; height: 44px; border-radius: 12px; display: flex; align-items: center; justify-content: center; font-size: 1.25rem; }
.stat .v { font-size: 1.6rem; font-weight: 700; line-height: 1.1; font-variant-numeric: tabular-nums; }
.stat .l { color: var(--text-soft); font-size: .8rem; text-transform: uppercase; letter-spacing: .6px; }
.ic-ok { background: var(--ok-bg); color: var(--ok); }
.ic-warn { background: var(--warn-bg); color: var(--warn); }
.ic-info { background: var(--info-bg); color: var(--ocean-500); }
.ic-coral { background: #ffe9e3; color: var(--coral-600); }
:root[data-theme="dark"] .ic-coral { background: #3a1d17; }
.grid { display: grid; grid-template-columns: minmax(0, 2fr) minmax(0, 1fr); gap: 22px; margin-top: 24px; align-items: start; }
.stack { display: grid; gap: 22px; }
.card { background: var(--surface); border-radius: var(--radius); box-shadow: var(--shadow); overflow: hidden; }
.card-h { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 16px 20px; border-bottom: 1px solid var(--line); }
.card-h h2 { font-size: 1.05rem; display: flex; gap: 10px; align-items: center; }
.card-b { padding: 18px 20px; }
.count { background: var(--surface-2); border: 1px solid var(--line); border-radius: 999px; font-size: .78rem; padding: 2px 10px; font-weight: 600; color: var(--text-soft); }

/* ---------- Badges / alerts ---------- */
.badge { display: inline-flex; align-items: center; gap: 6px; padding: 3px 10px; border-radius: 999px; font-size: .75rem; font-weight: 700; }
.b-ok { background: var(--ok-bg); color: var(--ok); }
.b-warn { background: var(--warn-bg); color: var(--warn); }
.b-bad { background: var(--bad-bg); color: var(--bad); }
.b-info { background: var(--info-bg); color: var(--ocean-500); }
.b-live::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: currentColor; animation: pulse 1.4s infinite; }
@keyframes pulse { 0%,100% { opacity: 1; transform: scale(1);} 50% { opacity: .35; transform: scale(.7);} }
.alert { display: flex; gap: 10px; align-items: flex-start; padding: 12px 14px; border-radius: 12px; margin-bottom: 18px; font-size: .92rem; }
.alert.error { background: var(--bad-bg); color: var(--bad); }
.alert.success { background: var(--ok-bg); color: var(--ok); }
.alert.info { background: var(--info-bg); color: var(--ocean-500); }

/* ---------- Exam cards ---------- */
.exam { border: 1px solid var(--line); border-radius: 14px; padding: 16px; background: var(--surface-2); }
.exam + .exam { margin-top: 14px; }
.exam.live { border-color: var(--ocean-300); background: linear-gradient(180deg, var(--info-bg), var(--surface-2) 70%); }
.exam-top { display: flex; justify-content: space-between; gap: 12px; align-items: flex-start; }
.exam h3 { font-size: 1.05rem; }
.meta { display: flex; flex-wrap: wrap; gap: 6px 16px; color: var(--text-soft); font-size: .85rem; margin-top: 8px; }
.meta > span { display: inline-flex; gap: 6px; align-items: flex-start; }
.meta > span > .icon { margin-top: .2em; }
.meta > span > span { display: inline; }
.nowrap { white-space: nowrap; }
.progress { height: 8px; background: var(--line); border-radius: 99px; overflow: hidden; margin-top: 12px; }
.progress > i { display: block; height: 100%; background: linear-gradient(90deg, var(--ocean-300), var(--ocean-500)); border-radius: 99px; transition: width 1s linear; }
.remain { margin-top: 6px; font-size: .85rem; color: var(--text-soft); }
.remain b { color: var(--text); font-variant-numeric: tabular-nums; }
.token { display: flex; gap: 10px; margin-top: 14px; }
.token input { flex: 1; min-width: 0; text-transform: uppercase; letter-spacing: 3px; font-weight: 700; text-align: center; }
.field { width: 100%; font: inherit; color: var(--text); background: var(--surface); border: 1.5px solid var(--line); border-radius: 12px; padding: 11px 14px; outline: none; transition: border-color .15s, box-shadow .15s; }
.field:focus { border-color: var(--ocean-500); box-shadow: 0 0 0 4px rgba(14,122,168,.15); }
.field.shake { animation: shake .4s; border-color: var(--bad); }
@keyframes shake { 20%,60% { transform: translateX(-6px);} 40%,80% { transform: translateX(6px);} }
.err { color: var(--bad); font-size: .85rem; margin-top: 8px; display: none; }
.err.show { display: block; }
.countdown { font-variant-numeric: tabular-nums; font-weight: 700; color: var(--ocean-500); white-space: nowrap; }
:root[data-theme="dark"] .countdown, :root[data-theme="dark"] a, :root[data-theme="dark"] .btn-ghost { color: var(--ocean-300); }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .countdown, :root:not([data-theme="light"]) a, :root:not([data-theme="light"]) .btn-ghost { color: var(--ocean-300); } }
:root[data-theme="dark"] .btn-primary, :root[data-theme="dark"] .brand, :root[data-theme="dark"] .nav a { color: #fff; }
.empty { text-align: center; padding: 28px 10px; color: var(--text-soft); }
.empty .icon { width: 2.2rem; height: 2.2rem; opacity: .5; margin-bottom: 8px; }

/* ---------- Hasil list ---------- */
.rows { display: grid; }
.row { display: flex; gap: 12px; align-items: center; padding: 12px 20px; border-bottom: 1px solid var(--line); }
.row:last-child { border-bottom: 0; }
.row .grow { flex: 1; min-width: 0; }
.row .grow b { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.score { font-weight: 800; font-size: 1.15rem; font-variant-numeric: tabular-nums; min-width: 54px; text-align: right; }
.bars { display: flex; align-items: flex-end; justify-content: center; gap: 10px; height: 96px; padding: 4px 0; }
.bars div { flex: 0 1 56px; display: flex; flex-direction: column; justify-content: flex-end; align-items: center; height: 100%; gap: 4px; }
.bars i { display: block; width: 100%; max-width: 34px; border-radius: 8px 8px 3px 3px; background: linear-gradient(180deg, var(--ocean-300), var(--ocean-500)); min-height: 3px; }
.bars i.low { background: linear-gradient(180deg, #ff9d86, var(--coral)); }
.bars small { color: var(--text-soft); font-size: .7rem; }

/* ---------- Footer ---------- */
.footer { text-align: center; color: var(--text-soft); font-size: .8rem; padding: 26px 20px 30px; }

/* ---------- Login ---------- */
.auth { min-height: 100vh; min-height: 100dvh; grid-template-rows: minmax(100vh, auto); display: grid; grid-template-columns: 1.1fr 1fr; background: var(--bg); }
.auth-art { position: relative; color: #fff; display: flex; flex-direction: column; justify-content: flex-end; padding: 48px; background: var(--ocean-900) center/cover no-repeat; }
.auth-art::before { content: ""; position: absolute; inset: 0; background: linear-gradient(160deg, rgba(8,35,56,.35), rgba(8,35,56,.88)); }
.auth-art > * { position: relative; }
.auth-art h2 { font-size: 2rem; max-width: 460px; }
.auth-art p { opacity: .85; max-width: 420px; margin-top: 12px; }
.auth-art ul { list-style: none; padding: 0; margin: 22px 0 0; display: grid; gap: 10px; }
.auth-art li { display: flex; gap: 10px; align-items: center; opacity: .92; }
.auth-form { display: flex; align-items: center; justify-content: center; padding: 32px 20px; }
.auth-card { width: 100%; max-width: 400px; }
.auth-card .brand { color: var(--text); margin-bottom: 26px; }
.auth-card h1 { font-size: 1.6rem; }
.auth-card .sub { color: var(--text-soft); margin: 6px 0 24px; }
.lbl { display: block; font-weight: 600; font-size: .88rem; margin-bottom: 6px; }
.inp { position: relative; margin-bottom: 16px; }
.inp .icon { position: absolute; left: 14px; top: 50%; transform: translateY(-50%); color: var(--text-soft); }
.inp .field { padding-left: 42px; }
.inp .eye { position: absolute; right: 6px; top: 50%; transform: translateY(-50%); background: none; border: 0; color: var(--text-soft); cursor: pointer; width: 36px; height: 36px; border-radius: 8px; }
.inp .eye .icon { position: static; transform: none; }
.auth .themebtn { position: fixed; right: 16px; top: 14px; background: var(--surface); color: var(--text); box-shadow: var(--shadow); z-index: 5; }

@media (max-width: 960px) {
  .grid { grid-template-columns: 1fr; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .auth { grid-template-columns: 1fr; }
  .auth-art { display: none; }
}
@media (max-width: 640px) {
  .nav { display: none; }
  .topbar .container { gap: 10px; }
  .userchip span.n { display: none; }
  .hero { padding: 22px 0 64px; }
  .hero h1 { font-size: 1.35rem; }
  .clock { text-align: left; }
  .clock .t { font-size: 1.5rem; }
  .token { flex-direction: column; }
  .brand small { display: none; }
  .exam-top { flex-direction: column; }
  .exam-top > div:last-child[style] { text-align: left !important; }
  .stat { padding: 12px 14px; }
  .stat .v { font-size: 1.3rem; }
  .mobilenav { display: flex; }
}
.mobilenav { display: none; position: fixed; bottom: 0; left: 0; right: 0; background: var(--surface); border-top: 1px solid var(--line); z-index: 20; padding: 6px 10px calc(6px + env(safe-area-inset-bottom)); justify-content: space-around; }
.mobilenav a { display: flex; flex-direction: column; align-items: center; font-size: .7rem; color: var(--text-soft); gap: 2px; padding: 4px 14px; border-radius: 10px; }
.mobilenav a.active { color: var(--coral-600); }
.mobilenav .icon { width: 1.4em; height: 1.4em; }
@media (max-width: 640px) { body { padding-bottom: 64px; } }
@media (prefers-reduced-motion: reduce) { * { animation: none !important; transition: none !important; } }

/* =========================================================
   Halaman Hasil Ujian
   ========================================================= */
.hero.slim { padding: 24px 0 62px; }
.hero.slim h1 { font-size: 1.5rem; }
.crumb { display: inline-flex; align-items: center; gap: 6px; color: rgba(255,255,255,.8); font-size: .9rem; margin-bottom: 6px; }
.crumb:hover { color: #fff; text-decoration: none; }
.toolbar { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; justify-content: space-between; margin: 22px 0 14px; }
.seg { display: inline-flex; background: var(--surface); border: 1px solid var(--line); border-radius: 999px; padding: 3px; }
.seg button { border: 0; background: none; font: inherit; font-weight: 600; font-size: .85rem; color: var(--text-soft); padding: 7px 14px; border-radius: 999px; cursor: pointer; }
.seg button[aria-pressed="true"] { background: var(--ocean-500); color: #fff; }
.search { position: relative; flex: 1; max-width: 320px; min-width: 180px; }
.search .icon { position: absolute; left: 12px; top: 50%; transform: translateY(-50%); color: var(--text-soft); }
.search .field { padding: 9px 12px 9px 36px; border-radius: 999px; }
.hlist { display: grid; gap: 14px; }
.hitem { background: var(--surface); border-radius: var(--radius); box-shadow: var(--shadow); padding: 16px 18px; display: grid; grid-template-columns: auto 1fr auto; gap: 18px; align-items: center; }
.hitem h3 { font-size: 1.05rem; }
.hitem .meta { margin-top: 6px; }
.minibars { display: flex; gap: 6px; margin-top: 10px; flex-wrap: wrap; }
.minibars span { font-size: .72rem; font-weight: 600; padding: 2px 8px; border-radius: 99px; background: var(--surface-2); border: 1px solid var(--line); color: var(--text-soft); }
.minibars span.ok { color: var(--ok); border-color: transparent; background: var(--ok-bg); }
.minibars span.no { color: var(--bad); border-color: transparent; background: var(--bad-bg); }
.hactions { display: flex; flex-direction: column; gap: 8px; align-items: stretch; min-width: 150px; }
.btn-sm { padding: 8px 14px; font-size: .88rem; border-radius: 10px; }
.btn-gold { background: #f2b53c; color: #3a2a00; }
.btn-gold:hover { background: #e3a526; }
.noresult { display: none; }
.noresult.show { display: block; }

.ring { display: block; }
.ring-bg { fill: none; stroke: var(--line); stroke-width: 9; }
.ring-fg { fill: none; stroke-width: 9; stroke-linecap: round; transition: stroke-dasharray .9s ease; }
.ring-ok .ring-fg { stroke: var(--ok); }
.ring-bad .ring-fg { stroke: var(--coral); }
.ring-tick { stroke: var(--text); stroke-width: 2.2; stroke-linecap: round; opacity: .7; }
.ring-t { fill: var(--text); font-size: 26px; font-weight: 800; font-family: var(--font); }

.dgrid { display: grid; grid-template-columns: 340px minmax(0, 1fr); gap: 22px; align-items: start; margin-top: 22px; }
.scorecard { text-align: center; padding: 26px 22px; }
.scorecard .ring { margin: 0 auto 14px; }
.scorecard .big { font-size: 1.3rem; font-weight: 800; }
.verdict { display: inline-flex; gap: 8px; align-items: center; font-weight: 800; padding: 6px 16px; border-radius: 999px; margin-top: 6px; }
.verdict.ok { background: var(--ok-bg); color: var(--ok); }
.verdict.no { background: var(--bad-bg); color: var(--bad); }
.kv { display: grid; gap: 0; text-align: left; margin-top: 18px; border-top: 1px solid var(--line); }
.kv div { display: flex; justify-content: space-between; gap: 12px; padding: 10px 0; border-bottom: 1px solid var(--line); font-size: .9rem; }
.kv div span:first-child { color: var(--text-soft); }
.kv div span:last-child { font-weight: 600; text-align: right; }
.mini-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.mini { background: var(--surface-2); border: 1px solid var(--line); border-radius: 12px; padding: 12px; text-align: center; }
.mini b { display: block; font-size: 1.4rem; font-variant-numeric: tabular-nums; }
.mini small { color: var(--text-soft); text-transform: uppercase; letter-spacing: .5px; font-size: .7rem; }
.mini.ok b { color: var(--ok); } .mini.bad b { color: var(--bad); } .mini.warn b { color: var(--warn); }
.mapel { border: 1px solid var(--line); border-radius: 14px; padding: 16px; background: var(--surface-2); }
.mapel + .mapel { margin-top: 12px; }
.mapel-h { display: flex; justify-content: space-between; align-items: center; gap: 10px; }
.mapel-h h3 { font-size: 1rem; }
.gbar { position: relative; height: 12px; background: var(--line); border-radius: 99px; margin: 14px 0 6px; }
.gbar > i { position: absolute; left: 0; top: 0; bottom: 0; border-radius: 99px; background: var(--ok); }
.gbar.no > i { background: var(--coral); }
.gbar > u { position: absolute; top: -4px; bottom: -4px; width: 2px; background: var(--text); opacity: .65; text-decoration: none; }
.gleg { display: flex; justify-content: space-between; font-size: .8rem; color: var(--text-soft); }
.counts { display: flex; gap: 16px; margin-top: 10px; font-size: .85rem; flex-wrap: wrap; }
.counts span { display: inline-flex; gap: 6px; align-items: center; }
.counts i { width: 10px; height: 10px; border-radius: 50%; display: inline-block; }
.dot-ok { background: var(--ok); } .dot-bad { background: var(--bad); } .dot-warn { background: #e0a100; }
.note { font-size: .82rem; color: var(--text-soft); margin-top: 14px; }

@media (max-width: 960px) { .dgrid { grid-template-columns: 1fr; } }
@media (max-width: 640px) {
  .hitem { grid-template-columns: auto 1fr; }
  .hactions { grid-column: 1 / -1; flex-direction: row; min-width: 0; }
  .hactions .btn { flex: 1; }
  .mini-stats { grid-template-columns: repeat(2, 1fr); }
  .search { max-width: none; }
}
@media print {
  .topbar, .mobilenav, .footer, .noprint, .hero .chips { display: none !important; }
  body { background: #fff; color: #000; }
  .hero { background: none !important; color: #000; padding: 0 0 10px; }
  .hero * { color: #000 !important; }
  .pull { margin-top: 0; }
  .card, .stat, .hitem { box-shadow: none; border: 1px solid #ccc; }
  .dgrid { grid-template-columns: 300px 1fr; }
  .mapel { break-inside: avoid; }
}