/* =========================================================================
   ClickHouse Workshop: styles
   ========================================================================= */
:root {
  color-scheme: light;
  --sans: 'Segoe UI Variable Text', 'Segoe UI', system-ui, -apple-system, Roboto, 'Helvetica Neue', Arial, sans-serif;
  --display: 'Segoe UI Variable Display', 'Segoe UI', system-ui, -apple-system, Roboto, Arial, sans-serif;
  --mono: 'Cascadia Code', 'Cascadia Mono', Consolas, 'SF Mono', Menlo, monospace;

  --page: #f4f4f0;
  --surface: #ffffff;
  --surface-2: #fafaf7;
  --chart: #fcfcfb;
  --ink: #0b0b0b;
  --ink-2: #52514e;
  --muted: #6b6a64;
  --line: #e3e2db;
  --line-2: #d3d2ca;
  --soft: #efeee8;
  --hover: rgba(11, 11, 11, .05);

  --yellow: #faff69;
  --yellow-ink: #0b0b0b;
  --accent: #2a78d6;
  --accent-soft: #e6f0fb;
  --good: #0ca30c;
  --good-ink: #006300;
  --good-soft: #e5f5e5;
  --warn: #fab219;
  --warn-soft: #fff4dc;
  --bad: #d03b3b;
  --bad-soft: #fcebea;
  --violet: #6250d6;

  --code-bg: #fbfbf8;
  --code-kw: #1c5cab;
  --code-fn: #6250d6;
  --code-str: #0a7a3e;
  --code-num: #b54708;
  --code-com: #8b8a84;

  --radius: 12px;
  --radius-s: 8px;
  --shadow: 0 1px 2px rgba(0, 0, 0, .04), 0 4px 16px rgba(0, 0, 0, .05);
  --shadow-l: 0 10px 40px rgba(0, 0, 0, .14);
  --topbar-h: 60px;
  --sidebar-w: 290px;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme='light']) {
    color-scheme: dark;
    --page: #0d0d0d;
    --surface: #161615;
    --surface-2: #1b1b1a;
    --chart: #1a1a19;
    --ink: #f0efec;
    --ink-2: #c3c2b7;
    --muted: #93928b;
    --line: #2c2c2a;
    --line-2: #3a3a37;
    --soft: #20201e;
    --hover: rgba(255, 255, 255, .06);
    --accent: #5598e7;
    --accent-soft: #172a40;
    --good-ink: #3ccf3c;
    --good-soft: #12301a;
    --warn-soft: #33270f;
    --bad: #f07167;
    --bad-soft: #3a1c1a;
    --violet: #9085e9;
    --code-bg: #121211;
    --code-kw: #6da7ec;
    --code-fn: #b3a9f5;
    --code-str: #5fd08a;
    --code-num: #f0a35c;
    --code-com: #7d7c76;
    --shadow: 0 1px 2px rgba(0, 0, 0, .4), 0 4px 16px rgba(0, 0, 0, .3);
  }
}
:root[data-theme='dark'] {
  color-scheme: dark;
  --page: #0d0d0d;
  --surface: #161615;
  --surface-2: #1b1b1a;
  --chart: #1a1a19;
  --ink: #f0efec;
  --ink-2: #c3c2b7;
  --muted: #93928b;
  --line: #2c2c2a;
  --line-2: #3a3a37;
  --soft: #20201e;
  --hover: rgba(255, 255, 255, .06);
  --accent: #5598e7;
  --accent-soft: #172a40;
  --good-ink: #3ccf3c;
  --good-soft: #12301a;
  --warn-soft: #33270f;
  --bad: #f07167;
  --bad-soft: #3a1c1a;
  --violet: #9085e9;
  --code-bg: #121211;
  --code-kw: #6da7ec;
  --code-fn: #b3a9f5;
  --code-str: #5fd08a;
  --code-num: #f0a35c;
  --code-com: #7d7c76;
  --shadow: 0 1px 2px rgba(0, 0, 0, .4), 0 4px 16px rgba(0, 0, 0, .3);
}

* { box-sizing: border-box; }
html { scroll-padding-top: calc(var(--topbar-h) + 16px); }
body {
  margin: 0;
  background: var(--page);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 1rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); text-underline-offset: 2px; }
code, kbd, pre { font-family: var(--mono); }
:not(pre) > code {
  font-size: .88em;
  background: var(--soft);
  border: 1px solid var(--line);
  border-radius: 5px;
  padding: 1px 5px;
  white-space: nowrap;
}
kbd {
  font-size: .8em;
  background: var(--surface);
  border: 1px solid var(--line-2);
  border-bottom-width: 2px;
  border-radius: 5px;
  padding: 0 5px;
  color: var(--ink-2);
}
button { font: inherit; color: inherit; }
.muted { color: var(--muted); }
.small { font-size: .875rem; }
.hidden, [hidden] { display: none !important; }
.skip { position: absolute; left: -999px; top: 0; z-index: 99; background: var(--yellow); color: #000; padding: 8px 12px; }
.skip:focus { left: 8px; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

/* ---------- Bar atas ---------- */
.topbar {
  position: sticky;
  top: 0;
  z-index: 30;
  height: var(--topbar-h);
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 0 18px;
  background: #0b0b0b;
  color: #f0efec;
  border-bottom: 1px solid #222;
}
.brand { display: flex; align-items: center; gap: 12px; color: inherit; text-decoration: none; min-width: 0; }
.brand-mark { display: inline-flex; align-items: flex-end; gap: 3px; height: 26px; }
.brand-mark i { display: block; width: 5px; background: var(--yellow); border-radius: 1px; height: 100%; }
.brand-mark i:nth-child(5) { height: 42%; }
.brand-text { display: flex; flex-direction: column; line-height: 1.15; white-space: nowrap; }
.brand-text strong { font-family: var(--display); font-size: 1.02rem; letter-spacing: .1px; }
.brand-text small { color: #a7a69f; font-size: .74rem; }
.topnav { display: flex; gap: 2px; margin-left: 10px; overflow-x: auto; scrollbar-width: none; }
.topnav a {
  color: #c9c8c0;
  text-decoration: none;
  padding: 7px 11px;
  border-radius: 8px;
  font-size: .9rem;
  white-space: nowrap;
}
.topnav a:hover { background: rgba(255, 255, 255, .08); color: #fff; }
.topnav a.on { background: rgba(250, 255, 105, .14); color: var(--yellow); }
.topbar-right { margin-left: auto; display: flex; align-items: center; gap: 10px; }
.icon-btn {
  background: transparent;
  border: 1px solid transparent;
  border-radius: 8px;
  width: 36px;
  height: 36px;
  cursor: pointer;
  font-size: 1.1rem;
  display: inline-grid;
  place-items: center;
}
.topbar .icon-btn { color: #e8e7e0; }
.icon-btn:hover { background: rgba(127, 127, 127, .16); }
.status-chip {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: rgba(255, 255, 255, .06);
  border: 1px solid rgba(255, 255, 255, .12);
  color: #e8e7e0;
  border-radius: 999px;
  padding: 4px 12px 4px 10px;
  font-size: .8rem;
  cursor: pointer;
  white-space: nowrap;
}
.status-chip .dot { width: 9px; height: 9px; border-radius: 50%; background: #888; box-shadow: 0 0 0 3px rgba(136, 136, 136, .25); }
.status-chip.ok .dot { background: #29d129; box-shadow: 0 0 0 3px rgba(41, 209, 41, .22); animation: pulse 2.4s infinite; }
.status-chip.bad .dot { background: #ff5b4f; box-shadow: 0 0 0 3px rgba(255, 91, 79, .25); }
@keyframes pulse { 50% { box-shadow: 0 0 0 6px rgba(41, 209, 41, 0); } }
.progress-chip { display: inline-flex; align-items: center; gap: 6px; font-size: .8rem; color: #c9c8c0; }
.progress-chip svg { width: 28px; height: 28px; transform: rotate(-90deg); }
.progress-chip circle { fill: none; stroke-width: 4; }
.progress-chip .bg { stroke: rgba(255, 255, 255, .14); }
.progress-chip .fg { stroke: var(--yellow); stroke-linecap: round; stroke-dasharray: 94.25; stroke-dashoffset: 94.25; transition: stroke-dashoffset .6s; }
.only-mobile { display: none; }

/* ---------- Susun atur ---------- */
.layout { display: flex; min-height: calc(100vh - var(--topbar-h)); }
.sidebar {
  width: var(--sidebar-w);
  flex: none;
  position: sticky;
  top: var(--topbar-h);
  height: calc(100vh - var(--topbar-h));
  overflow-y: auto;
  background: var(--surface);
  border-right: 1px solid var(--line);
}
.sidebar-inner { padding: 16px 12px 40px; }
.side-title { font-size: .72rem; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); margin: 14px 10px 6px; font-weight: 600; }
.side-mod { margin-bottom: 2px; }
.side-mod > a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  border-radius: 9px;
  color: var(--ink);
  text-decoration: none;
  font-size: .92rem;
  line-height: 1.3;
}
.side-mod > a:hover { background: var(--hover); }
.side-mod.on > a { background: var(--soft); font-weight: 600; }
.side-mod .num {
  flex: none;
  width: 26px;
  height: 26px;
  border-radius: 7px;
  display: grid;
  place-items: center;
  font-size: .78rem;
  font-weight: 700;
  background: var(--soft);
  color: var(--ink-2);
  border: 1px solid var(--line);
}
.side-mod.done .num { background: var(--good); color: #fff; border-color: transparent; }
.side-mod .tag { margin-left: auto; font-size: .66rem; padding: 1px 6px; border-radius: 99px; background: var(--accent-soft); color: var(--accent); font-weight: 600; white-space: nowrap; }
.side-steps { list-style: none; margin: 2px 0 8px 22px; padding: 0 0 0 14px; border-left: 1px solid var(--line); }
.side-steps a { display: flex; gap: 8px; align-items: baseline; padding: 4px 8px; border-radius: 7px; color: var(--ink-2); text-decoration: none; font-size: .85rem; line-height: 1.35; }
.side-steps a:hover { background: var(--hover); color: var(--ink); }
.side-steps a.on { color: var(--ink); font-weight: 600; background: var(--soft); }
.side-steps .ck { flex: none; width: 14px; color: var(--muted); font-size: .8rem; }
.side-steps a.done .ck { color: var(--good); }

.main { flex: 1; min-width: 0; padding: 28px 40px 80px; outline: none; }
.page-loading { color: var(--muted); padding: 40px; }
.wrap { max-width: 1040px; margin: 0 auto; }
.wrap-wide { max-width: 1400px; margin: 0 auto; }

/* ---------- Teks pelajaran ---------- */
.prose { max-width: 880px; }
.prose h1 { font-family: var(--display); font-size: 2.1rem; line-height: 1.2; margin: .2em 0 .4em; letter-spacing: -.01em; }
.prose h2 { font-family: var(--display); font-size: 1.45rem; line-height: 1.3; margin: 1.6em 0 .5em; }
.prose h3 { font-size: 1.12rem; margin: 1.4em 0 .4em; }
.prose p, .prose li { color: var(--ink); }
.prose ul, .prose ol { padding-left: 1.4em; }
.prose li { margin: .25em 0; }
.prose li::marker { color: var(--muted); }
.prose .lead { font-size: 1.12rem; color: var(--ink-2); }
.prose table:not(.result-table) { border-collapse: collapse; margin: 1em 0; font-size: .93rem; width: 100%; }
.prose table:not(.result-table) th, .prose table:not(.result-table) td { border-bottom: 1px solid var(--line); padding: 8px 10px; text-align: left; vertical-align: top; }
.prose table:not(.result-table) th { color: var(--ink-2); font-weight: 600; background: var(--surface-2); }
.prose blockquote { margin: 1em 0; padding: .4em 1em; border-left: 3px solid var(--line-2); color: var(--ink-2); }
.prose hr { border: 0; border-top: 1px solid var(--line); margin: 2em 0; }
.prose img { max-width: 100%; }
.kicker { font-size: .78rem; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); font-weight: 700; }

.callout {
  display: flex;
  gap: 12px;
  border-radius: var(--radius);
  padding: 14px 16px;
  margin: 1.2em 0;
  background: var(--accent-soft);
  border: 1px solid color-mix(in srgb, var(--accent) 22%, transparent);
}
.callout > .ic { flex: none; font-size: 1.15rem; line-height: 1.5; }
.callout > div > :first-child { margin-top: 0; }
.callout > div > :last-child { margin-bottom: 0; }
.callout.tip { background: var(--good-soft); border-color: color-mix(in srgb, var(--good) 28%, transparent); }
.callout.amaran { background: var(--warn-soft); border-color: color-mix(in srgb, var(--warn) 40%, transparent); }
.callout.it { background: var(--soft); border-color: var(--line-2); }
.callout.wow { background: #0b0b0b; color: #f0efec; border-color: #0b0b0b; }
.callout.wow p, .callout.wow li, .callout.wow strong, .callout.wow td { color: #f0efec; }
.callout.wow strong { color: #faff69; }
.callout.wow a { color: #faff69; }
:root[data-theme='dark'] .callout.wow { border-color: #333; }
.callout.wow code { background: #222; border-color: #333; color: #faff69; }

/* ---------- Lesson elements: code samples, illustrations, your turn, key point, optional detail ---------- */
.prose pre:not([class]) {
  background: var(--code-bg);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 12px 14px;
  margin: .6em 0 1em;
  overflow-x: auto;
  font-size: .84rem;
  line-height: 1.55;
  color: var(--ink);
}
.prose pre:not([class]) > code { background: transparent; border: 0; padding: 0; font-size: inherit; }
.prose .sql-error pre:not([class]) { background: transparent; border: 0; padding: 0; margin: .4em 0 0; white-space: pre-wrap; }
.prose figure { margin: 1.2em 0; }
.prose figure.grid { align-items: start; }
.sb-badge { margin-left: 8px; font-size: .7rem; font-weight: 700; letter-spacing: .04em; text-transform: uppercase; padding: 2px 8px; border-radius: 999px; background: var(--warn-soft); color: var(--ink); border: 1px solid color-mix(in srgb, var(--warn) 45%, transparent); white-space: nowrap; }
.try {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  margin: .9em 0 1.2em;
  padding: 9px 14px;
  border-radius: 10px;
  border: 1px dashed var(--line-2);
  border-left: 4px solid var(--accent);
  background: var(--surface-2);
}
.try > .ic { flex: none; line-height: 1.6; }
.try code { white-space: normal; }
.takeaway {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  margin: 2em 0 0;
  padding: 14px 18px;
  border-radius: var(--radius);
  background: var(--yellow);
  color: #0b0b0b;
  font-size: 1.05rem;
  font-weight: 500;
}
.takeaway > .ic { flex: none; font-size: 1.2rem; line-height: 1.5; }
.takeaway .tk-label { font-size: .72rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; opacity: .7; }
.takeaway a { color: #0b0b0b; }
.takeaway code { background: rgba(0, 0, 0, .09); border-color: rgba(0, 0, 0, .12); color: #0b0b0b; }
details.more {
  margin: .9em 0 1.2em;
  padding: 8px 14px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--surface-2);
}
details.more > summary { cursor: pointer; font-weight: 600; color: var(--ink-2); font-size: .95rem; }
details.more > summary:hover { color: var(--ink); }
details.more[open] > summary { margin-bottom: 8px; }
details.more > div > :first-child { margin-top: 0; }
details.more > div > :last-child { margin-bottom: 0; }

/* ---------- MCP flow: four numbered boxes ---------- */
.flow-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 10px; margin: 12px 0 14px; }
.flow-node { border-radius: 12px; padding: 12px 14px; border: 1px solid var(--line-2); background: var(--surface-2); color: var(--ink); }
.flow-node .fn-step { font-size: 1.05rem; font-weight: 700; color: var(--muted); }
.flow-node .fn-title { font-weight: 700; margin: 2px 0 4px; }
.flow-node .fn-text { color: var(--ink-2); }
.flow-node.dark { background: #0b0b0b; border-color: #0b0b0b; color: #f0efec; }
.flow-node.dark .fn-step { color: #a7a69f; }
.flow-node.dark .fn-title { color: var(--yellow); }
.flow-node.dark .fn-text { color: #c9c8c0; }

/* ---------- Pipeline: from app database to dashboard (IT track) ---------- */
.pipeline { display: flex; align-items: stretch; gap: 4px; margin: 1em 0 1.4em; overflow-x: auto; padding-bottom: 4px; }
.pipe-node {
  flex: 1 1 0;
  min-width: 108px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid var(--line-2);
  background: var(--surface);
  color: var(--ink);
  text-decoration: none;
  font-size: .86rem;
  line-height: 1.3;
}
a.pipe-node:hover { border-color: var(--ink); }
.pipe-node .pi { font-size: 1.2rem; }
.pipe-node .pt { font-weight: 700; }
.pipe-node .pd { color: var(--muted); font-size: .78rem; }
.pipe-node.on { background: #0b0b0b; border-color: #0b0b0b; color: #f0efec; }
.pipe-node.on .pt { color: var(--yellow); }
.pipe-node.on .pd { color: #c9c8c0; }
.pipe-arrow { align-self: center; color: var(--muted); flex: none; }

/* ---------- Kad ---------- */
.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px 20px;
}
.grid { display: grid; gap: 16px; }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border-radius: 10px;
  padding: 10px 18px;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  border: 1px solid var(--line-2);
  background: var(--surface);
  color: var(--ink);
}
.btn:hover { background: var(--soft); }
.btn.primary { background: var(--yellow); color: var(--yellow-ink); border-color: #d9de3a; }
.btn.primary:hover { filter: brightness(.96); }
.btn.dark { background: #0b0b0b; color: #fff; border-color: #0b0b0b; }
.btn.big { padding: 13px 24px; font-size: 1.05rem; }
.mini-btn {
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--ink-2);
  border-radius: 7px;
  padding: 3px 9px;
  font-size: .8rem;
  cursor: pointer;
  white-space: nowrap;
}
.mini-btn:hover { background: var(--soft); color: var(--ink); }
.mini-btn:disabled { opacity: .45; cursor: default; }
.mini-btn.ghost { border-style: dashed; }

/* ---------- Blok SQL ---------- */
.sql-block {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  margin: 1.2em 0 1.6em;
  overflow: hidden;
}
.sb-head { display: flex; align-items: center; gap: 8px; padding: 8px 10px 8px 14px; border-bottom: 1px solid var(--line); background: var(--surface-2); min-height: 40px; }
.sb-title { font-size: .9rem; font-weight: 600; color: var(--ink-2); }
.sb-head .sp { flex: 1; }
.sb-editor { border-bottom: 1px solid var(--line); }
.sb-editor .CodeMirror {
  height: auto;
  min-height: calc(var(--min-lines, 2) * 1.6em + 20px);
  font-family: var(--mono);
  font-size: 14.5px;
  line-height: 1.6;
  background: var(--code-bg);
  color: var(--ink);
  padding: 8px 0;
  font-variant-ligatures: none;
  font-feature-settings: 'calt' 0, 'liga' 0;
}
code, pre, .prompt-box, .codeline { font-variant-ligatures: none; font-feature-settings: 'calt' 0, 'liga' 0; }
.sb-editor .CodeMirror-gutters { background: var(--code-bg); border-right: 1px solid var(--line); }
.sb-editor .CodeMirror-hscrollbar, .sb-editor .CodeMirror-scrollbar-filler, .sb-editor .CodeMirror-gutter-filler { display: none !important; }
.sb-editor .CodeMirror-linenumber { color: var(--muted); opacity: .6; padding: 0 8px 0 4px; }
.sb-editor .CodeMirror-cursor { border-left: 2px solid var(--ink); }
.sb-editor .CodeMirror-selected { background: color-mix(in srgb, var(--accent) 18%, transparent) !important; }
.sb-editor .CodeMirror-placeholder { color: var(--muted) !important; font-style: italic; }
.cm-s-default .cm-keyword { color: var(--code-kw); font-weight: 600; }
.cm-s-default .cm-builtin { color: var(--code-fn); }
.cm-s-default .cm-string { color: var(--code-str); }
.cm-s-default .cm-number { color: var(--code-num); }
.cm-s-default .cm-comment { color: var(--code-com); font-style: italic; }
.cm-s-default .cm-operator { color: var(--ink-2); }
.cm-s-default .cm-variable-2, .cm-s-default .cm-variable { color: var(--ink); }
.cm-s-default .cm-atom { color: var(--code-num); }
.CodeMirror-matchingbracket { color: var(--ink) !important; background: color-mix(in srgb, var(--yellow) 55%, transparent); }
.CodeMirror-hints {
  font-family: var(--mono);
  font-size: 13px;
  background: var(--surface);
  border: 1px solid var(--line-2);
  border-radius: 8px;
  box-shadow: var(--shadow-l);
  padding: 4px;
  max-height: 260px;
  z-index: 100;
}
.CodeMirror-hint { color: var(--ink); border-radius: 5px; padding: 3px 8px; }
li.CodeMirror-hint-active { background: var(--accent); color: #fff; }
.CodeMirror-hint.hint-col::before { content: '▦ '; color: var(--muted); }
.CodeMirror-hint.hint-table::before { content: '▤ '; color: var(--muted); }
.CodeMirror-hint.hint-fn::before { content: 'ƒ '; color: var(--code-fn); }
.CodeMirror-hint.hint-kw::before { content: '⌘ '; color: var(--muted); }
li.CodeMirror-hint-active::before { color: #fff !important; }

.sb-bar { display: flex; align-items: center; gap: 12px; padding: 10px 12px; flex-wrap: wrap; }
.run-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--yellow);
  color: var(--yellow-ink);
  border: 1px solid #d9de3a;
  border-radius: 9px;
  padding: 7px 16px;
  font-weight: 700;
  cursor: pointer;
  transition: transform .08s;
}
.run-btn:hover { filter: brightness(.96); }
.run-btn:active { transform: translateY(1px); }
.running .run-btn .ic { animation: spin 1s linear infinite; display: inline-block; }
@keyframes spin { to { transform: rotate(360deg); } }
.check-btn {
  background: #0b0b0b;
  color: #fff;
  border: 1px solid #0b0b0b;
  border-radius: 9px;
  padding: 7px 14px;
  font-weight: 600;
  cursor: pointer;
}
:root[data-theme='dark'] .check-btn { background: #f0efec; color: #0b0b0b; border-color: #f0efec; }
@media (prefers-color-scheme: dark) { :root:not([data-theme='light']) .check-btn { background: #f0efec; color: #0b0b0b; border-color: #f0efec; } }
.kbd-hint { font-size: .78rem; color: var(--muted); }
.sb-stats { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 8px; font-size: .84rem; color: var(--ink-2); margin-left: auto; }
.sb-stats strong { color: var(--ink); font-variant-numeric: tabular-nums; }
.st-sep { color: var(--line-2); }
.st-time strong { color: var(--good-ink); }
.st-excel { background: var(--good-soft); border-radius: 99px; padding: 0 8px; }
.st-speed { background: color-mix(in srgb, var(--yellow) 45%, transparent); border-radius: 99px; padding: 0 8px; color: var(--ink); }
:root[data-theme='dark'] .st-speed { background: rgba(250, 255, 105, .14); }
.sb-result { border-top: 1px solid var(--line); background: var(--chart); }
.sb-viewbar { display: flex; align-items: center; gap: 10px; padding: 8px 10px; border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.tabs { display: inline-flex; background: var(--soft); border-radius: 9px; padding: 3px; gap: 2px; }
.tab { border: 0; background: transparent; padding: 4px 12px; border-radius: 7px; cursor: pointer; font-size: .84rem; color: var(--ink-2); }
.tab.on { background: var(--surface); color: var(--ink); box-shadow: 0 1px 2px rgba(0, 0, 0, .1); font-weight: 600; }
.chart-types { display: flex; flex-wrap: wrap; gap: 4px; }
.ct {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  border: 1px solid var(--line);
  background: var(--surface);
  border-radius: 7px;
  padding: 2px 8px;
  font-size: .78rem;
  color: var(--ink-2);
  cursor: pointer;
}
.ct:hover { background: var(--soft); }
.ct.on { border-color: var(--ink); color: var(--ink); font-weight: 600; }
.ct.auto-pick { box-shadow: inset 0 -2px 0 var(--yellow); }
:root[data-theme='light'] .ct.auto-pick, :root:not([data-theme]) .ct.auto-pick { box-shadow: inset 0 -2px 0 #c8cd2c; }
.sb-actions { margin-left: auto; display: flex; gap: 6px; }
.sb-out { padding: 12px 14px 14px; min-height: 60px; }
.chart-host { position: relative; }
.chart-note { font-size: .8rem; color: var(--muted); margin: 6px 0 0; }
.chart-msg { padding: 20px; color: var(--ink-2); font-size: .92rem; }
.map-grid { display: grid; grid-template-columns: minmax(0, 1fr) 230px; gap: 14px; align-items: start; }
.map-side { list-style: none; margin: 0; padding: 0; font-size: .82rem; max-height: 400px; overflow-y: auto; counter-reset: n; }
.map-grid.narrow { grid-template-columns: 1fr; }
.map-grid.narrow .map-side { columns: 2; column-gap: 12px; max-height: 190px; }
.map-grid.narrow .map-side li { break-inside: avoid; }
.map-side li { display: grid; grid-template-columns: 22px 1fr auto; grid-template-rows: auto 4px; column-gap: 6px; padding: 4px 6px; border-radius: 6px; cursor: default; counter-increment: n; }
.map-side li::before { content: counter(n); color: var(--muted); font-size: .72rem; grid-row: 1; align-self: center; }
.map-side li:hover { background: var(--hover); }
.map-side .n { color: var(--ink); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.map-side .v { color: var(--ink-2); font-variant-numeric: tabular-nums; }
.map-side .b { grid-column: 2 / 4; height: 4px; border-radius: 2px; background: #3987e5; opacity: .8; }

.stat-tiles { display: flex; flex-wrap: wrap; gap: 14px; }
.stat-tile { flex: 1 1 200px; padding: 14px 18px; border-radius: 10px; background: var(--surface); border: 1px solid var(--line); }
.stat-label { font-size: .82rem; color: var(--muted); font-weight: 600; }
.stat-value { font-family: var(--sans); font-size: 2.6rem; font-weight: 700; line-height: 1.15; color: var(--ink); letter-spacing: -.02em; }
.stat-cap { font-size: .82rem; color: var(--ink-2); }

.table-wrap { overflow: auto; max-height: 440px; border: 1px solid var(--line); border-radius: 8px; background: var(--surface); }
.result-table { border-collapse: separate; border-spacing: 0; width: 100%; font-size: .86rem; }
.result-table th {
  position: sticky;
  top: 0;
  background: var(--surface-2);
  text-align: left;
  font-weight: 600;
  color: var(--ink);
  padding: 7px 12px;
  border-bottom: 1px solid var(--line-2);
  white-space: nowrap;
  z-index: 1;
}
.result-table th small { display: block; font-weight: 400; color: var(--muted); font-size: .7rem; font-family: var(--mono); }
.result-table td { padding: 5px 12px; border-bottom: 1px solid var(--line); white-space: nowrap; max-width: 420px; overflow: hidden; text-overflow: ellipsis; }
.result-table td.multiline { white-space: pre-wrap; max-width: none; overflow: visible; text-overflow: clip; font-family: var(--mono); font-size: .82rem; line-height: 1.5; }
.result-table tr:hover td { background: var(--hover); }
.result-table .num { text-align: right; font-variant-numeric: tabular-nums; }
.result-table .rn { color: var(--muted); font-size: .75rem; text-align: right; width: 1%; padding-right: 6px; }
.result-table .null { color: var(--muted); font-style: italic; }
.empty { padding: 6px 2px; }

.sql-error { border-radius: 10px; background: var(--bad-soft); border: 1px solid color-mix(in srgb, var(--bad) 30%, transparent); padding: 12px 14px; color: var(--ink); }
.sql-error .err-title { display: flex; align-items: center; gap: 10px; margin-bottom: 4px; }
.sql-error .err-code { font-size: .72rem; color: var(--bad); background: transparent; border: 0; }
.sql-error p { margin: .3em 0; }
.sql-error details { margin-top: 6px; font-size: .82rem; color: var(--ink-2); }
.sql-error summary { cursor: pointer; }
.sql-error pre { white-space: pre-wrap; word-break: break-word; background: var(--surface); padding: 8px 10px; border-radius: 6px; border: 1px solid var(--line); margin: 6px 0 0; }

/* ---------- Cabaran ---------- */
.cabaran {
  border: 2px solid var(--ink);
  border-radius: 14px;
  padding: 16px 16px 12px;
  margin: 1.8em 0;
  background: var(--surface);
  position: relative;
}
.cabaran.done { border-color: var(--good); }
.cab-head { display: flex; gap: 12px; align-items: flex-start; }
.cab-ic { font-size: 1.6rem; line-height: 1.2; }
.cab-label { font-size: .74rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); display: flex; align-items: center; gap: 8px; }
.cab-badge { font-size: .7rem; letter-spacing: 0; text-transform: none; padding: 1px 8px; border-radius: 99px; background: var(--soft); color: var(--ink-2); font-weight: 600; }
.cab-badge.solved { background: var(--good); color: #fff; }
.cab-badge.viewed { background: var(--warn-soft); color: var(--ink); }
.cab-text { font-size: 1.02rem; margin-top: 2px; }
.cab-text p { margin: .3em 0; }
.cabaran .sql-block { margin: 12px 0 8px; box-shadow: none; }
.cab-tools { display: flex; gap: 8px; }
.cab-hint { margin-top: 8px; padding: 8px 12px; border-radius: 8px; background: var(--warn-soft); font-size: .92rem; }
.cab-feedback { margin-top: 10px; font-size: .95rem; }
.cab-feedback:empty { display: none; }
.cab-feedback.ok { padding: 10px 14px; border-radius: 10px; background: var(--good-soft); color: var(--ink); border: 1px solid color-mix(in srgb, var(--good) 35%, transparent); }
.cab-feedback.bad { padding: 10px 14px; border-radius: 10px; background: var(--bad-soft); }
.cab-feedback .bad { color: var(--bad); }
.cab-explain { margin-top: 6px; font-size: .92rem; color: var(--ink-2); }
.cab-answer { margin-top: 12px; }
.cab-answer .sql-block { margin: 6px 0; }

/* ---------- Kuiz ---------- */
.kuiz { border: 1px solid var(--line); border-radius: 14px; background: var(--surface); padding: 16px 18px; margin: 1.6em 0; box-shadow: var(--shadow); }
.kuiz-q { font-weight: 600; margin-bottom: 10px; }
.kuiz-q::before { content: '🧠 '; }
.kuiz-opts { display: grid; gap: 8px; }
.kuiz-opt {
  text-align: left;
  border: 1px solid var(--line-2);
  background: var(--surface-2);
  border-radius: 10px;
  padding: 10px 14px;
  cursor: pointer;
  font-size: .95rem;
}
.kuiz-opt:hover:not(:disabled) { border-color: var(--ink); }
.kuiz-opt.right { border-color: var(--good); background: var(--good-soft); }
.kuiz-opt.wrong { border-color: var(--bad); background: var(--bad-soft); }
.kuiz-opt:disabled { cursor: default; }
.kuiz-exp { margin-top: 10px; font-size: .93rem; color: var(--ink-2); }

/* ---------- Live quiz (js/quiz.js) ---------- */
.kuiz.live { border-left: 5px solid var(--line-2); }
.kuiz.live[data-status='open'] { border-left-color: var(--good); }
.kuiz.live[data-status='countdown'] { border-left-color: #eb6834; }
.kuiz.live[data-status='done'] { border-left-color: var(--accent); }
.kz-head { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; flex-wrap: wrap; }
.kz-tag { font-size: .78rem; font-weight: 700; padding: 3px 10px; border-radius: 99px; background: #0b0b0b; color: var(--yellow); white-space: nowrap; }
.kz-state { font-size: .85rem; font-weight: 600; color: var(--ink-2); }
.kz-watch { margin-left: auto; font-variant-numeric: tabular-nums; font-weight: 700; font-size: .95rem; }
.kz-note { margin: 0 0 10px; font-size: .93rem; color: var(--ink-2); }
.kz-note.center { text-align: center; }
.kuiz.live .kz-note:last-child { margin-bottom: 0; }
.kuiz.live .kuiz-opts + .kz-note { margin-top: 10px; }
.kz-count { font-family: var(--display); font-size: 4.4rem; font-weight: 800; line-height: 1; text-align: center; padding: 10px 0 6px; font-variant-numeric: tabular-nums; }
.kuiz.live .kuiz-q { font-size: 1.05rem; }
.kuiz.live .kuiz-opt { display: flex; align-items: flex-start; gap: 10px; width: 100%; color: var(--ink); font: inherit; font-size: .95rem; }
.kuiz.live .kuiz-opt.static { cursor: default; }
.kuiz.live .kuiz-opt.chosen { border-color: var(--ink); box-shadow: inset 0 0 0 1px var(--ink); }
.kuiz.live .kuiz-opt.right { border-color: var(--good); background: var(--good-soft); box-shadow: none; }
.kuiz.live .kuiz-opt.wrong { border-color: var(--bad); background: var(--bad-soft); box-shadow: none; }
.kz-letter { flex: none; width: 1.6em; height: 1.6em; border-radius: 50%; background: var(--soft); border: 1px solid var(--line-2); display: inline-grid; place-items: center; font-size: .8rem; font-weight: 700; }
.kuiz-opt.right .kz-letter { background: var(--good); border-color: var(--good); color: #fff; }
.kuiz-opt.wrong .kz-letter { background: var(--bad); border-color: var(--bad); color: #fff; }
.kz-opt-text { flex: 1; }
.kz-share { flex: none; font-size: .8rem; color: var(--muted); font-variant-numeric: tabular-nums; }
.kz-result { margin-top: 12px; padding: 10px 14px; border-radius: 10px; }
.kz-result.ok { background: var(--good-soft); }
.kz-result.no { background: var(--bad-soft); }
.kz-result.wait { background: var(--accent-soft); }
.kz-result:focus { outline: none; }
.kuiz-opts:focus { outline: none; }
.sr-only { position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.kz-live { margin-top: 12px; font-size: .95rem; }
.kz-actions { margin-top: 12px; display: flex; gap: 8px; flex-wrap: wrap; }
.kz-actions.center { justify-content: center; }
.kz-fast { margin-top: 14px; padding-top: 12px; border-top: 1px dashed var(--line-2); }
.kz-fast-title { font-weight: 700; font-size: .9rem; margin-bottom: 6px; }
.kuiz .kz-fast-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 4px; }
.kuiz .kz-fast-list li { margin: 0; display: grid; grid-template-columns: 1.8em minmax(0, 1fr) auto; column-gap: 10px; align-items: baseline; padding: 6px 10px; border-radius: 8px; background: var(--surface-2); font-size: .93rem; }
.kuiz .kz-fast-list li.prize { background: color-mix(in srgb, var(--yellow) 38%, var(--surface)); }
.kuiz .kz-fast-list li.prize .kz-prize { color: var(--ink); }
.kuiz .kz-fast-list li.me .kz-name { font-weight: 700; }
.kz-place { font-weight: 800; font-variant-numeric: tabular-nums; }
.kz-name { overflow-wrap: anywhere; }
.kz-ms { font-variant-numeric: tabular-nums; font-weight: 600; }
.kz-prize { grid-column: 2 / -1; font-size: .82rem; color: var(--ink-2); }
.kz-prize:empty { display: none; }
.quiz-bar { position: fixed; left: 50%; bottom: 18px; transform: translateX(-50%); z-index: 120; width: max-content; background: #0b0b0b; color: #f0efec; padding: 11px 20px; border-radius: 22px; text-align: center; box-shadow: var(--shadow-l); text-decoration: none; font-size: .93rem; max-width: calc(100vw - 32px); border: 2px solid var(--yellow); }
.quiz-bar .go { color: var(--yellow); font-weight: 700; margin-left: 8px; white-space: nowrap; }
.btn.danger { border-color: var(--bad); color: var(--bad); }

/* Quiz control (moderator) */
.qc-top { display: grid; gap: 10px; margin: 6px 0 16px; }
.qc-actions { display: flex; gap: 8px; flex-wrap: wrap; }
.qc-board { margin-bottom: 18px; }
.qc-board h3 { margin: 0 0 8px; }
.qc-candy { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 8px; }
.qc-chip { background: color-mix(in srgb, var(--yellow) 38%, var(--surface)); border: 1px solid var(--line-2); border-radius: 99px; padding: 3px 12px; font-size: .88rem; }
.qc-chip small { color: var(--ink-2); }
.qc-mod { margin: 22px 0 8px; font-size: 1rem; }
.qc-list { display: grid; gap: 10px; }
.qc-row { padding: 14px 16px; border-left: 5px solid var(--line-2); }
.qc-row[data-status='open'] { border-left-color: var(--good); }
.qc-row[data-status='done'] { border-left-color: var(--accent); }
.qc-row-head { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: 6px; }
.qc-badge { font-size: .85rem; font-weight: 600; }
.qc-count { margin-left: auto; font-size: .85rem; font-variant-numeric: tabular-nums; }
.qc-q { font-weight: 600; }
.qc-opts { margin: 6px 0 8px; padding-left: 1.6em; font-size: .92rem; color: var(--ink-2); }
.qc-opts li.right { color: var(--good-ink); font-weight: 700; }
.qc-fast { margin-bottom: 8px; white-space: pre-wrap; }
.qc-row-actions { display: flex; gap: 8px; flex-wrap: wrap; }
.qc-row-actions .btn { padding: 6px 14px; font-size: .88rem; }

/* ---------- Halaman pelajaran ---------- */
.lesson-head { display: flex; align-items: center; gap: 14px; margin-bottom: 6px; flex-wrap: wrap; }
.mod-badge { display: inline-flex; align-items: center; gap: 6px; font-size: .78rem; font-weight: 700; padding: 3px 10px; border-radius: 99px; background: #0b0b0b; color: var(--yellow); }
.mod-meta { font-size: .85rem; color: var(--muted); }
.step-pills { display: flex; flex-wrap: wrap; gap: 6px; margin: 14px 0 6px; }
.step-pill {
  font-size: .8rem;
  padding: 4px 11px;
  border-radius: 99px;
  border: 1px solid var(--line-2);
  color: var(--ink-2);
  text-decoration: none;
  background: var(--surface);
}
.step-pill:hover { border-color: var(--ink); color: var(--ink); }
.step-pill.on { background: var(--ink); color: var(--surface); border-color: var(--ink); }
.step-pill.done:not(.on) { border-color: var(--good); color: var(--good-ink); }
.step-pill.done:not(.on)::before { content: '✓ '; }
.lesson-nav { display: flex; justify-content: space-between; gap: 12px; margin-top: 40px; padding-top: 20px; border-top: 1px solid var(--line); }
.lesson-nav a { max-width: 48%; }
.lesson-nav .next { margin-left: auto; text-align: right; }
.lesson-nav small { display: block; color: var(--muted); font-weight: 400; font-size: .76rem; }

/* ---------- Utama (hero) ---------- */
.hero {
  position: relative;
  border-radius: 20px;
  background: #0b0b0b;
  color: #f0efec;
  padding: 44px 44px 36px;
  overflow: hidden;
  margin-bottom: 26px;
}
.hero-bars { position: absolute; right: -10px; bottom: 0; display: flex; align-items: flex-end; gap: 10px; height: 100%; opacity: .9; pointer-events: none; padding-right: 30px; }
.hero-bars i { display: block; width: 26px; background: var(--yellow); border-radius: 3px 3px 0 0; animation: grow 1.4s cubic-bezier(.2, .9, .2, 1) both; transform-origin: bottom; }
@keyframes grow { from { transform: scaleY(0); } }
.hero-content { position: relative; max-width: 680px; }
.hero h1 { font-family: var(--display); font-size: 2.6rem; line-height: 1.12; margin: 8px 0 12px; letter-spacing: -.02em; }
.hero h1 em { font-style: normal; color: var(--yellow); }
.hero p { color: #c9c8c0; font-size: 1.08rem; margin: 0 0 22px; }
.hero .kicker { color: #a7a69f; }
.hero-actions { display: flex; gap: 10px; flex-wrap: wrap; }
.hero .btn:not(.primary) { background: transparent; color: #f0efec; border-color: #444; }
.hero .btn:not(.primary):hover { background: #1c1c1c; }
.hero-stats { display: flex; gap: 32px; flex-wrap: wrap; margin-top: 30px; padding-top: 22px; border-top: 1px solid #2a2a2a; }
.hero-stat .v { font-size: 1.9rem; font-weight: 700; color: #fff; letter-spacing: -.01em; }
.hero-stat .l { font-size: .8rem; color: #a7a69f; }

.mod-cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 14px; }
.mod-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 6px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 16px 18px 14px;
  text-decoration: none;
  color: var(--ink);
  box-shadow: var(--shadow);
  transition: transform .15s, border-color .15s;
}
.mod-card:hover { transform: translateY(-2px); border-color: var(--line-2); }
.mod-card .top { display: flex; align-items: center; gap: 10px; }
.mod-card .ico { font-size: 1.5rem; }
.mod-card .no { font-size: .74rem; color: var(--muted); font-weight: 700; letter-spacing: .06em; text-transform: uppercase; }
.mod-card h3 { margin: 0; font-size: 1.08rem; line-height: 1.3; }
.mod-card p { margin: 0; color: var(--ink-2); font-size: .9rem; line-height: 1.45; }
.mod-card .foot { margin-top: auto; padding-top: 8px; display: flex; align-items: center; gap: 8px; font-size: .78rem; color: var(--muted); }
.mod-card .bar { flex: 1; height: 5px; border-radius: 3px; background: var(--soft); overflow: hidden; }
.mod-card .bar i { display: block; height: 100%; background: var(--good); border-radius: 3px; }
.mod-card .track { font-size: .68rem; padding: 1px 7px; border-radius: 99px; background: var(--accent-soft); color: var(--accent); font-weight: 700; }
.section-title { display: flex; align-items: baseline; gap: 12px; margin: 34px 0 12px; }
.section-title h2 { margin: 0; font-family: var(--display); font-size: 1.35rem; }

/* ---------- Taman SQL ---------- */
.taman { display: grid; grid-template-columns: 270px minmax(0, 1fr); gap: 18px; align-items: start; }
.schema-tree { position: sticky; top: calc(var(--topbar-h) + 16px); max-height: calc(100vh - var(--topbar-h) - 40px); overflow-y: auto; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 10px; font-size: .86rem; }
.schema-tree h3 { font-size: .74rem; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); margin: 6px 6px 8px; }
.schema-tree details { border-radius: 8px; }
.schema-tree summary { cursor: pointer; padding: 5px 6px; border-radius: 7px; display: flex; gap: 6px; align-items: baseline; list-style: none; }
.schema-tree summary::-webkit-details-marker { display: none; }
.schema-tree summary::before { content: '▸'; color: var(--muted); font-size: .75rem; transition: transform .15s; }
.schema-tree details[open] summary::before { transform: rotate(90deg); }
.schema-tree summary:hover { background: var(--hover); }
.schema-tree .tn { font-weight: 600; font-family: var(--mono); font-size: .84rem; }
.schema-tree .tr { margin-left: auto; color: var(--muted); font-size: .72rem; white-space: nowrap; }
.schema-tree ul { list-style: none; margin: 0 0 6px; padding: 0 0 0 16px; }
.schema-tree li { display: flex; gap: 6px; padding: 2px 6px; border-radius: 6px; cursor: pointer; font-family: var(--mono); font-size: .8rem; }
.schema-tree li:hover { background: var(--hover); }
.schema-tree li .ty { color: var(--muted); margin-left: auto; font-size: .7rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 110px; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip { border: 1px solid var(--line-2); background: var(--surface); border-radius: 99px; padding: 4px 12px; font-size: .82rem; cursor: pointer; color: var(--ink-2); }
.chip:hover { border-color: var(--ink); color: var(--ink); }

/* ---------- Kamus data ---------- */
.kamus-table { margin-bottom: 18px; }
.kamus-table h3 { margin: 0 0 2px; font-family: var(--mono); font-size: 1.05rem; }
.kamus-meta { display: flex; flex-wrap: wrap; gap: 6px 14px; font-size: .82rem; color: var(--muted); margin: 4px 0 10px; }
.kamus-meta b { color: var(--ink); font-weight: 600; }
.col-table { width: 100%; border-collapse: collapse; font-size: .86rem; }
.col-table td, .col-table th { padding: 6px 8px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
.col-table th { color: var(--muted); font-weight: 600; font-size: .76rem; }
.col-table td:first-child { font-family: var(--mono); font-weight: 600; white-space: nowrap; }
.col-table .ty { font-family: var(--mono); font-size: .76rem; color: var(--ink-2); white-space: nowrap; }
.zipbar { display: inline-block; height: 6px; border-radius: 3px; background: #3987e5; vertical-align: middle; margin-right: 6px; }

/* ---------- Papan pemuka ---------- */
.dash-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(460px, 1fr)); gap: 16px; }
.widget { background: var(--chart); border: 1px solid var(--line); border-radius: 14px; box-shadow: var(--shadow); padding: 14px 16px 12px; display: flex; flex-direction: column; min-width: 0; }
.widget.wide { grid-column: 1 / -1; }
.widget.fresh { animation: fresh 1.6s ease-out; }
@keyframes fresh { 0% { box-shadow: 0 0 0 4px var(--yellow); } 100% { box-shadow: var(--shadow); } }
.widget-head { display: flex; align-items: flex-start; gap: 8px; margin-bottom: 6px; }
.widget-head h3 { margin: 0; font-size: 1rem; line-height: 1.35; }
.widget-head .sp { flex: 1; }
.widget-desc { margin: 0 0 6px; color: var(--ink-2); font-size: .86rem; }
.widget-foot { margin-top: 6px; font-size: .74rem; color: var(--muted); display: flex; gap: 8px; flex-wrap: wrap; }
.widget-body { flex: 1; min-height: 120px; }
.empty-state { text-align: center; padding: 50px 20px; border: 2px dashed var(--line-2); border-radius: 16px; color: var(--ink-2); }
.empty-state .big { font-size: 2.6rem; }

/* ---------- Visual penerangan ---------- */
.vis { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 18px; margin: 1.4em 0; box-shadow: var(--shadow); }
.vis-title { font-weight: 700; margin-bottom: 4px; }
.vis-sub { color: var(--ink-2); font-size: .9rem; margin-bottom: 12px; }
.vis-controls { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 14px; }
.store-grid { display: grid; gap: 3px; font-family: var(--mono); font-size: .78rem; }
.store-cell { padding: 5px 6px; border-radius: 4px; background: var(--soft); color: var(--ink-2); text-align: center; transition: background .25s, color .25s, transform .25s; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.store-cell.hd { background: transparent; color: var(--muted); font-weight: 700; }
.store-cell.read { background: #2a78d6; color: #fff; }
.store-cell.skip { opacity: .35; }
.vis-meter { display: flex; align-items: center; gap: 10px; margin-top: 12px; font-size: .9rem; }
.vis-meter .track { flex: 1; height: 12px; border-radius: 6px; background: var(--soft); overflow: hidden; }
.vis-meter .fill { height: 100%; border-radius: 6px; background: #2a78d6; transition: width .6s cubic-bezier(.2, .9, .2, 1); }
.vis-meter.row .fill { background: #eb6834; }
.vs { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.vs-col { border-radius: 12px; padding: 16px; border: 1px solid var(--line); background: var(--surface-2); }
.vs-col h4 { margin: 0 0 4px; font-size: 1.05rem; }
.vs-col .who { font-size: .8rem; color: var(--muted); margin-bottom: 8px; }
.vs-col ul { margin: 0; padding-left: 1.2em; font-size: .92rem; }
.vs-col.ch { border-color: #0b0b0b; background: #0b0b0b; color: #f0efec; }
.vs-col.ch .who { color: #a7a69f; }
.vs-col.ch h4 { color: var(--yellow); }
.vs-col.ch li, .vs-col.ch p { color: inherit; }
.vs-col.ch strong { color: #fff; }
.granules { display: grid; grid-template-columns: repeat(auto-fill, minmax(14px, 1fr)); gap: 3px; margin: 10px 0; }
.granule { aspect-ratio: 1; border-radius: 3px; background: var(--soft); transition: background .3s, transform .3s; }
.granule.hit { background: #2a78d6; transform: scale(1.08); }
.race { display: grid; gap: 12px; }
.race-lane { display: grid; grid-template-columns: 130px 1fr 96px; gap: 10px; align-items: center; font-size: .9rem; }
.race-lane .who { font-weight: 600; }
.race-lane .track { height: 26px; border-radius: 13px; background: var(--soft); overflow: hidden; position: relative; display: flex; align-items: center; }
.race-lane .cup { margin-left: 6px; font-size: .85rem; line-height: 1; }
.race-lane .runner { height: 100%; width: 0; min-width: 0; border-radius: 13px; background: var(--yellow); display: flex; align-items: center; justify-content: flex-end; padding-right: 6px; font-size: .78rem; font-weight: 700; color: #000; overflow: visible; white-space: nowrap; }
.race-lane.fast .runner { background: #d9de3a; box-shadow: inset 0 0 0 1px #b9be2a; }
.race-lane.slow .runner { background: #eb6834; color: #fff; }
.race-lane .res { font-variant-numeric: tabular-nums; font-weight: 600; text-align: right; }
.race-picks .chip { border: 1px solid var(--line-2); background: var(--surface-2); color: var(--ink); border-radius: 99px; padding: 6px 14px; font-size: .88rem; cursor: pointer; }
.race-picks .chip:hover { border-color: var(--ink); }
.race-picks .chip.on { background: #0b0b0b; color: var(--yellow); border-color: #0b0b0b; }
.race-sql { margin: 0 0 14px; padding: 10px 14px; border-radius: 10px; background: #14140f; color: #e8e7df; font-family: var(--mono); font-size: .84rem; line-height: 1.5; white-space: pre-wrap; }
.race-axis { margin-top: 6px; }
.race-go { margin-top: 14px; display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.race-live { display: inline-flex; align-items: center; gap: 6px; color: var(--ink-2); cursor: pointer; }
.race-out { margin-top: 14px; display: grid; gap: 8px; }
.race-head { font-size: 1.08rem; }
.race-same { color: var(--good-ink); font-weight: 600; white-space: nowrap; }
.race-diff { color: var(--bad); font-weight: 600; }
.race-why { color: var(--ink-2); }
.prose table.race-table:not(.result-table) { border-collapse: collapse; font-size: .88rem; font-variant-numeric: tabular-nums; width: max-content; max-width: 100%; margin: 0; }
.prose table.race-table:not(.result-table) th, .prose table.race-table:not(.result-table) td { text-align: left; padding: 4px 22px 4px 0; border-bottom: 1px solid var(--line); }
.prose table.race-table:not(.result-table) th { color: var(--muted); font-weight: 600; font-size: .8rem; background: none; }
.prose table.race-table td:last-child, .prose table.race-table th:last-child { text-align: right; padding-right: 0; }
.myrows-class { margin-top: 12px; padding-top: 12px; border-top: 1px dashed var(--line-2); font-size: .95rem; }
.myrows-class:empty { display: none; }
.prose table.myrows-table:not(.result-table) { width: auto; margin: 0 auto; font-size: .9rem; font-variant-numeric: tabular-nums; }
.prose table.myrows-table:not(.result-table) td:nth-child(n+2), .prose table.myrows-table:not(.result-table) th:nth-child(n+2) { text-align: right; }
.big-number { font-size: 3.2rem; font-weight: 800; line-height: 1.05; letter-spacing: -.02em; font-variant-numeric: normal; }

/* ---------- AI ---------- */
.prompt-box { background: var(--code-bg); border: 1px solid var(--line); border-radius: 10px; padding: 12px 14px; font-family: var(--mono); font-size: .82rem; white-space: pre-wrap; max-height: 260px; overflow-y: auto; color: var(--ink-2); }
.steps-list { counter-reset: s; list-style: none; padding: 0; }
.steps-list > li { counter-increment: s; position: relative; padding: 4px 0 12px 44px; }
.steps-list > li::before { content: counter(s); position: absolute; left: 0; top: 2px; width: 30px; height: 30px; border-radius: 50%; background: var(--yellow); color: #000; font-weight: 800; display: grid; place-items: center; font-size: .9rem; }
.codeline { display: flex; align-items: center; gap: 8px; background: #0b0b0b; color: #e8e7e0; border-radius: 9px; padding: 8px 10px 8px 14px; font-family: var(--mono); font-size: .86rem; margin: .6em 0; overflow-x: auto; }
.codeline code { background: transparent; border: 0; color: inherit; padding: 0; white-space: pre-wrap; overflow-wrap: anywhere; min-width: 0; flex: 1; }
.codeline .mini-btn { flex: none; align-self: flex-start; }
.codeline .mini-btn { background: #222; border-color: #333; color: #ddd; }

/* ---------- Sijil ---------- */
.sijil { background: #fff; color: #0b0b0b; border: 10px solid #0b0b0b; outline: 3px solid #faff69; outline-offset: -18px; border-radius: 6px; padding: 60px 70px; text-align: center; max-width: 900px; margin: 0 auto; aspect-ratio: 1.414; display: flex; flex-direction: column; justify-content: center; gap: 10px; }
.sijil h1 { font-family: var(--display); font-size: 2.6rem; margin: 0; }
.sijil .name { font-size: 2.2rem; font-weight: 700; border-bottom: 2px solid #0b0b0b; display: inline-block; padding: 0 30px 6px; margin: 10px auto; }
.sijil .bars { display: flex; justify-content: center; align-items: flex-end; gap: 6px; height: 46px; }
.sijil .bars i { width: 9px; background: #0b0b0b; height: 100%; }
.sijil .bars i:last-child { height: 42%; }

/* ---------- Toast, modal, konfeti ---------- */
.toast-wrap { position: fixed; bottom: 20px; right: 20px; z-index: 200; display: flex; flex-direction: column; gap: 8px; align-items: flex-end; }
.toast { background: #0b0b0b; color: #f0efec; padding: 10px 16px; border-radius: 10px; box-shadow: var(--shadow-l); font-size: .9rem; opacity: 0; transform: translateY(10px); transition: all .25s; max-width: 380px; }
.toast.show { opacity: 1; transform: none; }
.toast.ok { border-left: 4px solid #29d129; }
.toast.bad { border-left: 4px solid #ff5b4f; }
.toast.ai { border-left: 4px solid var(--yellow); }
.modal-backdrop { position: fixed; inset: 0; background: rgba(0, 0, 0, .45); z-index: 150; display: grid; place-items: center; padding: 20px; }
.modal { position: relative; background: var(--surface); color: var(--ink); border-radius: 16px; padding: 26px 28px 22px; width: min(520px, 100%); max-height: 90vh; overflow-y: auto; box-shadow: var(--shadow-l); }
.modal.wide { width: min(860px, 100%); }
.modal h2 { margin: 0 0 8px; font-family: var(--display); }
.modal-close { position: absolute; top: 10px; right: 10px; }
.modal input[type='text'] { width: 100%; padding: 10px 12px; border-radius: 9px; border: 1px solid var(--line-2); background: var(--surface-2); color: var(--ink); font: inherit; }
.modal .actions { display: flex; gap: 8px; justify-content: flex-end; margin-top: 16px; }
.modal code { white-space: normal; word-break: break-word; }
.modal .col-table td:first-child { font-family: var(--sans); font-weight: 600; color: var(--ink-2); }
#confetti { position: fixed; inset: 0; pointer-events: none; z-index: 300; display: none; }

/* ---------- Mod projektor ---------- */
html.present { font-size: 125%; }
html.present .sidebar { display: none; }
html.present .main { padding: 24px 48px 80px; }
html.present .sb-editor .CodeMirror { font-size: 1.15rem; }
html.present .prose { max-width: 1100px; }
html.present .wrap { max-width: 1280px; }
html.present #btn-present { background: rgba(250, 255, 105, .2); }


/* ---------- Online version: sign-in, user menu ---------- */
.avatar { display: inline-grid; place-items: center; width: 30px; height: 30px; border-radius: 50%; background: var(--yellow); color: #0b0b0b; font-weight: 700; font-size: .78rem; letter-spacing: .3px; flex: none; }
.avatar.big { width: 44px; height: 44px; font-size: 1rem; }
.user-slot { position: relative; }
.user-chip { display: inline-flex; align-items: center; gap: 8px; background: rgba(255, 255, 255, .06); border: 1px solid rgba(255, 255, 255, .12); color: #f0efec; border-radius: 999px; padding: 3px 12px 3px 3px; cursor: pointer; max-width: 240px; }
.user-chip:hover { background: rgba(255, 255, 255, .12); }
.user-chip .user-name { font-size: .86rem; font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.user-menu { position: absolute; right: 0; top: calc(100% + 8px); width: 290px; background: var(--surface); color: var(--ink); border: 1px solid var(--line); border-radius: 12px; box-shadow: var(--shadow-l); padding: 8px; z-index: 40; }
.user-menu .who { display: flex; gap: 12px; align-items: center; padding: 8px 8px 12px; border-bottom: 1px solid var(--line); margin-bottom: 6px; overflow-wrap: anywhere; }
.user-menu .who .small { color: var(--muted); }
.user-menu a, .user-menu button { display: block; width: 100%; text-align: left; padding: 9px 10px; border-radius: 8px; color: var(--ink); text-decoration: none; background: none; border: 0; cursor: pointer; font-size: .92rem; }
.user-menu a:hover, .user-menu button:hover { background: var(--hover); }
.user-menu .signout { border-top: 1px solid var(--line); border-radius: 0 0 8px 8px; margin-top: 6px; color: var(--bad); }
.welcome-card { display: flex; gap: 14px; align-items: center; flex-wrap: wrap; margin-bottom: 8px; }
body.signed-out .layout, body.signed-out .topbar { display: none; }
.login-screen { position: fixed; inset: 0; z-index: 60; display: grid; place-items: center; padding: 24px 16px; background: #0b0b0b; overflow-x: hidden; overflow-y: auto; }
.login-screen .hero-bars { opacity: .5; }
.login-card { position: relative; width: min(420px, 100%); background: var(--surface); color: var(--ink); border-radius: 18px; padding: 30px 28px 24px; box-shadow: 0 20px 60px rgba(0, 0, 0, .45); display: flex; flex-direction: column; }
.login-card h1 { font-family: var(--display); font-size: 1.7rem; margin: 18px 0 4px; }
.login-card p { margin: 0 0 14px; }
.login-card label { font-weight: 600; font-size: .9rem; margin: 10px 0 6px; }
.login-card input, .text-in { width: 100%; padding: 11px 12px; border-radius: 9px; border: 1px solid var(--line-2); background: var(--surface-2); color: var(--ink); font: inherit; }
.login-card input:focus, .text-in:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
.login-card .btn { margin-top: 16px; justify-content: center; }
.login-brand { display: flex; align-items: center; gap: 12px; }
.login-brand .brand-mark i { background: #0b0b0b; }
.login-brand div { display: flex; flex-direction: column; line-height: 1.2; }
.login-brand small { color: var(--muted); font-size: .8rem; }
.pw-row { display: flex; gap: 8px; }
.pw-toggle { border: 1px solid var(--line-2); background: var(--surface-2); border-radius: 9px; padding: 0 12px; cursor: pointer; font-size: .85rem; }
.login-msg { color: var(--bad); font-size: .9rem; min-height: 1.3em; margin-top: 10px; }
@media (prefers-color-scheme: dark) { :root:not([data-theme='light']) .login-brand .brand-mark i { background: var(--yellow); } }
:root[data-theme='dark'] .login-brand .brand-mark i { background: var(--yellow); }

/* ---------- Connect Claude Desktop ---------- */
.os-picker { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 12px; }
.os-btn { flex: 1 1 180px; display: flex; align-items: center; gap: 10px; padding: 12px 14px; border-radius: 12px; border: 1.5px solid var(--line-2); background: var(--surface-2); color: var(--ink); cursor: pointer; text-align: left; font-weight: 600; }
.os-btn:hover { border-color: var(--ink-2); }
.os-btn.on { border-color: var(--ink); box-shadow: inset 0 0 0 1px var(--ink); background: var(--surface); }
.os-ic { font-size: 1.4rem; }
.os-tag { margin-left: auto; font-size: .7rem; font-weight: 600; padding: 2px 8px; border-radius: 999px; background: var(--yellow); color: #0b0b0b; white-space: nowrap; }
.install-steps { list-style: none; padding: 0; margin: 14px 0 0; }
.install-step { display: grid; grid-template-columns: 34px minmax(0, 1fr); gap: 12px; padding: 12px 0; border-top: 1px solid var(--line); }
.install-step:first-child { border-top: 0; }
.install-step .n { width: 30px; height: 30px; border-radius: 50%; background: var(--ink); color: var(--surface); display: grid; place-items: center; font-weight: 700; font-size: .9rem; }
.install-step h3 { margin: 3px 0 6px; font-size: 1.02rem; }
.install-step p { margin: 6px 0; }
.dl-row { display: flex; gap: 10px; flex-wrap: wrap; margin: 8px 0; }
.ask-row { display: flex; gap: 8px; align-items: flex-start; margin: 6px 0; }
.ask-row code { flex: 1; min-width: 0; display: block; padding: 8px 10px; border-radius: 8px; background: var(--code-bg); border: 1px solid var(--line); font-size: .82rem; white-space: pre-wrap; overflow-wrap: anywhere; }
.small-btn { padding: 6px 10px; font-size: .82rem; white-space: nowrap; }
.plan-b > summary { cursor: pointer; list-style: revert; }
.plan-b[open] > summary { margin-bottom: 8px; }
.mcp-install label { display: block; margin: 10px 0 4px; font-weight: 600; }
@media (max-width: 600px) {
  .user-chip .user-name { display: none; }
  .user-chip { padding: 3px; }
  .user-menu { position: fixed; left: 12px; right: 12px; top: calc(var(--topbar-h) + 6px); width: auto; }
  .login-card { padding: 24px 18px 20px; }
}

/* ---------- Responsif ---------- */
@media (max-width: 1180px) {
  .topnav { display: none; }
  .main { padding: 24px 24px 70px; }
  .hero-bars { opacity: .28; }
}
@media (max-width: 900px) {
  .only-mobile { display: inline-grid; }
  .sidebar { position: fixed; left: 0; top: var(--topbar-h); z-index: 25; transform: translateX(-102%); transition: transform .2s; box-shadow: var(--shadow-l); }
  body.menu-open .sidebar { transform: none; }
  .taman { grid-template-columns: 1fr; }
  .schema-tree { position: static; max-height: 260px; }
  .grid-3, .grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .dash-grid { grid-template-columns: 1fr; }
  .map-grid { grid-template-columns: 1fr; }
  .map-side { max-height: 180px; columns: 2; }
  .vs { grid-template-columns: 1fr; }
  .race-lane { grid-template-columns: 104px 1fr 74px; gap: 8px; }
  .progress-chip span { display: none; }
}
@media (max-width: 600px) {
  .main { padding: 16px 16px 60px; }
  .brand-text small { display: none; }
  .brand-text { overflow: hidden; min-width: 0; }
  .brand-text strong { overflow: hidden; text-overflow: ellipsis; }
  .topbar { gap: 8px; padding: 0 10px; }
  .topbar-right { gap: 4px; }
  .progress-chip, #btn-present { display: none; }
  .status-chip .label { display: none; }
  .status-chip { padding: 6px; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .hero { padding: 28px 22px; }
  .hero h1 { font-size: 1.9rem; }
  .hero-bars { opacity: .25; }
  .prose h1 { font-size: 1.6rem; }
  .sb-stats { margin-left: 0; }
  .kbd-hint { display: none; }
  .ct .lbl { display: none; }
  .sijil { padding: 30px 20px; aspect-ratio: auto; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}
@media print {
  .topbar, .sidebar, .toast-wrap, .lesson-nav, .no-print { display: none !important; }
  .main { padding: 0; }
  body { background: #fff; }
}