/* Maestro Academy · token sama dengan desain Pencil (maestro-academy.pen) */
:root {
  --bg: #EEF2F1; --surface: #FFFFFF; --sunk: #E2E9E7; --line: #D3DCD9;
  --ink: #12202B; --ink-2: #4A5966; --ink-3: #5B6873;
  --accent: #0E7A68; --accent-ink: #0A5E50; --accent-soft: #D4ECE6;
  --mission: #8A5208; --mission-soft: #F6E8D2;
  --code-bg: #12202B; --code-fg: #DCE6E3; --code-dim: #8DA0AC; --code-key: #7FD4C1; --code-str: #F2C27B;
  --display: "Bricolage Grotesque", "Segoe UI", system-ui, sans-serif;
  --body: "IBM Plex Sans", "Segoe UI", system-ui, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, Consolas, monospace;
  --r: 14px;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: 80px; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 16px/1.6 var(--body); }
::selection { background: var(--accent); color: #fff; }
img { max-width: 100%; height: auto; }
a { color: var(--accent); text-underline-offset: 3px; }
code { font-family: var(--mono); font-size: .9em; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 6px; }
h1, h2, h3 { font-family: var(--display); line-height: 1.15; text-wrap: balance; margin: 0; }
h1 { font-weight: 800; letter-spacing: -0.015em; }
h2 { font-size: 24px; font-weight: 800; }
h3 { font-size: 18px; font-weight: 700; }
p { margin: 0; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
.skip { position: absolute; left: -999px; top: 8px; background: var(--ink); color: #fff; padding: 8px 12px; border-radius: 8px; z-index: 50; }
.skip:focus { left: 12px; }
.wrap { max-width: 1200px; margin: 0 auto; padding-left: max(20px, env(safe-area-inset-left)); padding-right: max(20px, env(safe-area-inset-right)); }

/* Tombol */
.btn { display: inline-flex; align-items: center; gap: 8px; height: 48px; padding: 0 18px; border-radius: 12px; font: 600 15px/1 var(--body); text-decoration: none; border: 1px solid transparent; cursor: pointer; white-space: nowrap; }
.btn svg { width: 18px; height: 18px; fill: currentColor; flex: none; }
.btn-sm { height: 36px; padding: 0 12px; font-size: 13px; border-radius: 10px; }
.btn-ink { background: var(--ink); color: #fff; }
.btn-accent { background: var(--accent); color: #fff; }
.btn-line { background: var(--surface); color: var(--ink); border-color: var(--line); }
.btn:hover { filter: brightness(1.08); }

/* Topbar */
.topbar { position: sticky; top: 0; z-index: 20; background: var(--surface); border-bottom: 1px solid var(--line); }
.topbar-in { max-width: 1200px; margin: 0 auto; height: 64px; display: flex; align-items: center; gap: 20px; padding: 0 max(20px, env(safe-area-inset-right)) 0 max(20px, env(safe-area-inset-left)); }
.logo { display: flex; align-items: center; gap: 10px; font: 800 17px/1 var(--display); color: var(--ink); text-decoration: none; }
.mark { width: 26px; height: 26px; border-radius: 7px; background: var(--accent); display: grid; place-items: center; }
.mark svg { width: 14px; height: 14px; fill: #fff; }
.nav { display: flex; gap: 4px; flex: 1; }
.nav a { position: relative; padding: 0 12px; height: 64px; display: flex; align-items: center; color: var(--ink-2); text-decoration: none; font-weight: 500; font-size: 14px; }
.nav a[aria-current="page"] { color: var(--ink); font-weight: 700; }
.nav a[aria-current="page"]::after { content: ""; position: absolute; left: 12px; right: 12px; bottom: 0; height: 2px; background: var(--accent); }
.progress-mini { font-size: 12px; color: var(--ink-3); font-variant-numeric: tabular-nums; }

/* Kode */
.code { position: relative; background: var(--code-bg); color: var(--code-fg); border-radius: 10px; overflow: hidden; min-width: 0; }
.code-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 8px 12px 8px 16px; font: 12px var(--mono); color: var(--code-dim); border-bottom: 1px solid #ffffff14; }
.code pre { margin: 0; padding: 14px 16px; overflow-x: auto; font: 13px/1.65 var(--mono); }
.code .k { color: var(--code-key); } .code .s { color: var(--code-str); } .code .c, .code .p { color: var(--code-dim); } .code .ok { color: var(--code-key); font-weight: 700; }
.copy { font: 600 11px var(--body); color: var(--code-dim); background: #ffffff10; border: 1px solid #ffffff1f; border-radius: 6px; padding: 3px 8px; cursor: pointer; }
.copy:hover { color: #fff; }
.copy.floating { position: absolute; top: 8px; right: 8px; opacity: 0; transition: opacity .15s; }
.code:hover .copy.floating, .copy.floating:focus-visible { opacity: 1; }
.copy[data-done] { color: var(--code-key); }

/* Beranda */
.hero { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr); gap: 48px; align-items: center; padding-block: 56px 48px; }
.hero h1 { font-size: clamp(38px, 5.6vw, 60px); line-height: 1.03; }
.lead { color: var(--ink-2); font-size: 18px; margin-top: 16px; max-width: 36em; }
.facts { list-style: none; padding: 0; margin: 22px 0 0; display: flex; flex-wrap: wrap; gap: 8px; }
.facts li { padding: 6px 12px; border-radius: 999px; background: var(--surface); border: 1px solid var(--line); font-size: 13px; font-weight: 500; }
.facts b { color: var(--accent); }
.actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 26px; }
.hero-code { margin: 0; min-width: 0; }
.code-dark { box-shadow: 0 18px 40px -24px rgba(18, 32, 43, .55); border-radius: 16px; }
.run { padding: 12px 16px 16px; font: 12.5px/1.6 var(--mono); border-top: 1px dashed #ffffff22; }
.run .p { color: var(--code-dim); } .run .ok { color: var(--code-key); font-weight: 700; }
.syllabus { padding-block: 24px 40px; }
.syl-head { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 24px; margin-bottom: 8px; }
.syl-head h2 { font-size: 30px; }
.bar { flex: 1 1 260px; display: flex; align-items: center; gap: 12px; font-size: 13px; color: var(--ink-2); font-variant-numeric: tabular-nums; }
.track { flex: 1; height: 8px; border-radius: 4px; background: var(--sunk); overflow: hidden; }
.fill { display: block; height: 100%; width: 0; background: var(--accent); transition: width .4s cubic-bezier(.16, 1, .3, 1); }
.part { display: grid; grid-template-columns: 240px minmax(0, 1fr); gap: 28px; padding-block: 28px; border-top: 1px solid var(--line); }
.part-head h3 { font-size: 24px; font-weight: 800; }
.part-head p { color: var(--ink-2); font-size: 14px; margin-top: 8px; }
.part-head .meta { display: block; margin-top: 8px; font-size: 13px; color: var(--ink-3); }
.mlist { list-style: none; margin: 0; padding: 0; background: var(--surface); border: 1px solid var(--line); border-radius: 16px; overflow: hidden; }
.mlist li + li { border-top: 1px solid var(--line); }
.mrow { display: grid; grid-template-columns: 32px minmax(0, 1fr) auto auto; gap: 18px; align-items: center; padding: 16px 20px; color: var(--ink); text-decoration: none; }
.mrow:hover { background: #f7faf9; }
.mrow .num { font: 700 15px var(--mono); color: var(--accent); }
.mrow .mt strong { display: block; font: 700 18px/1.25 var(--display); }
.mrow .mt span { display: block; font-size: 14px; color: var(--ink-2); margin-top: 2px; }
.mrow .dur { font-size: 13px; color: var(--ink-3); white-space: nowrap; }
.status { width: 22px; height: 22px; display: grid; place-items: center; }
.status::after { content: ""; width: 8px; height: 8px; border-right: 2px solid var(--ink-3); border-bottom: 2px solid var(--ink-3); transform: rotate(-45deg); }
.mrow.is-done .num { color: var(--ink-3); }
.mrow.is-done .status { border-radius: 50%; background: var(--accent-soft); }
.mrow.is-done .status::after { width: 5px; height: 10px; border-color: var(--accent); transform: rotate(45deg) translate(-1px, -1px); }
.mrow.is-next { background: var(--accent-soft); }
.two { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; padding-block: 8px 64px; }
.panel { background: var(--surface); border: 1px solid var(--line); border-radius: 16px; padding: 24px; display: grid; gap: 14px; align-content: start; }
.panel p { color: var(--ink-2); }
.ticks { margin: 0; padding: 0; list-style: none; display: grid; gap: 10px; color: var(--ink-2); font-size: 15px; }
.ticks li { position: relative; padding-left: 26px; }
.ticks li::before { content: ""; position: absolute; left: 3px; top: 6px; width: 6px; height: 11px; border-right: 2px solid var(--accent); border-bottom: 2px solid var(--accent); transform: rotate(45deg); }
.ticks b { color: var(--ink); }

/* Modul */
.mod { display: grid; grid-template-columns: 250px minmax(0, 1fr); gap: 48px; padding-block: 32px 64px; align-items: start; }
.side { position: sticky; top: 88px; }
.side summary { display: none; }
.side ol { list-style: none; margin: 0; padding: 0; display: grid; gap: 2px; }
.side a { display: grid; grid-template-columns: 26px 1fr 16px; gap: 8px; align-items: center; padding: 8px 10px; border-radius: 8px; color: var(--ink-2); text-decoration: none; font-size: 14px; }
.side a:hover { background: var(--surface); }
.side a[aria-current="page"] { background: var(--accent-soft); color: var(--ink); font-weight: 600; }
.side .num { font: 700 12px var(--mono); color: var(--ink-3); }
.side a[aria-current="page"] .num { color: var(--accent); }
.side .tick svg { width: 16px; height: 16px; fill: var(--accent); visibility: hidden; }
.side a.is-done .tick svg { visibility: visible; }
.side-links { display: flex; gap: 14px; padding: 14px 10px 0; margin-top: 10px; border-top: 1px solid var(--line); font-size: 14px; }
.mod-main { min-width: 0; display: grid; gap: 24px; max-width: 880px; }
.crumb { display: flex; gap: 8px; font-size: 13px; color: var(--ink-3); }
.mod-main h1 { font-size: clamp(30px, 4vw, 42px); }
.mod-main h1 .num { font-family: var(--mono); color: var(--accent); font-weight: 700; }
.goal { display: flex; gap: 10px; align-items: flex-start; font-size: 17px; color: var(--ink-2); margin-top: -8px; }
.goal svg { width: 18px; height: 18px; fill: var(--accent); flex: none; margin-top: 4px; }
.meta { font-size: 13px; color: var(--ink-3); margin-top: -12px; }
.block { display: grid; gap: 14px; }
.block-head { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: end; gap: 8px 16px; }
.block-head p { color: var(--ink-2); font-size: 14px; }
.concepts, .steps-panel { list-style: none; margin: 0; padding: 0; background: var(--surface); border: 1px solid var(--line); border-radius: 16px; overflow: hidden; }
.concepts li, .steps-panel li { display: grid; grid-template-columns: 260px minmax(0, 1fr); gap: 20px; padding: 20px; align-items: center; }
.steps-panel li { grid-template-columns: 28px 230px minmax(0, 1fr); align-items: start; }
.concepts li + li, .steps-panel li + li { border-top: 1px solid var(--line); }
.concepts .cn { font: 700 12px var(--mono); color: var(--accent); }
.concepts h3, .steps-panel h3 { margin-top: 2px; }
.concepts p, .steps-panel p { font-size: 14px; color: var(--ink-2); margin-top: 4px; }
.steps-panel .n { width: 28px; height: 28px; border-radius: 50%; background: var(--accent-soft); color: var(--accent); display: grid; place-items: center; font: 700 13px var(--mono); }
.seg { display: inline-flex; gap: 4px; padding: 4px; background: var(--sunk); border-radius: 12px; }
.seg button { height: 36px; padding: 0 14px; border-radius: 9px; border: 0; background: transparent; font: 500 14px var(--body); color: var(--ink-3); cursor: pointer; }
.seg button[aria-pressed="true"] { background: var(--surface); color: var(--ink); font-weight: 700; box-shadow: 0 1px 3px rgba(18, 32, 43, .12); }
.practice { display: grid; grid-template-columns: 200px minmax(0, 1fr); gap: 28px; align-items: start; padding-block: 8px; }
.phone { margin: 0; display: grid; gap: 8px; justify-items: center; }
.phone img { width: 200px; aspect-ratio: 1080 / 2400; object-fit: cover; border: 5px solid var(--ink); border-radius: 22px; background: var(--surface); }
.phone figcaption { font-size: 11px; color: var(--ink-3); }
.phone.term pre { width: 200px; height: 444px; margin: 0; padding: 14px; background: var(--code-bg); color: var(--code-fg); border-radius: 16px; font: 11px/1.7 var(--mono); overflow: hidden; }
.phone.term .p, .phone.term .c { color: var(--code-dim); } .phone.term .ok { color: var(--code-key); }
.practice-main { display: grid; gap: 18px; min-width: 0; }
.practice-main h2 { display: flex; align-items: center; gap: 10px; font-size: 22px; }
.practice-main h2 svg { width: 22px; height: 22px; fill: var(--accent); }
.steps { counter-reset: s; list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.steps li { counter-increment: s; display: flex; gap: 12px; align-items: center; font-size: 15px; }
.steps li::before { content: counter(s); flex: none; width: 26px; height: 26px; border-radius: 50%; background: var(--accent-soft); color: var(--accent); display: grid; place-items: center; font: 700 12px var(--mono); }
.misi { background: var(--mission-soft); border-radius: var(--r); padding: 16px 18px; display: grid; gap: 10px; }
.misi h3 { font: 700 14px var(--body); color: var(--mission); }
.misi > p { font-weight: 600; }
.kunci { background: #ffffffcc; border-radius: 10px; }
.kunci summary { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; padding: 10px 12px; cursor: pointer; font-size: 13px; font-weight: 700; list-style: none; }
.kunci summary::-webkit-details-marker { display: none; }
.kunci summary svg { width: 16px; height: 16px; fill: var(--ink-2); }
.kunci summary code { font-size: 12px; font-weight: 400; color: var(--ink-3); flex: 1; min-width: 0; overflow-wrap: anywhere; }
.kunci[open] summary { border-bottom: 1px solid var(--line); }
.kunci > .code, .kunci > .md, .kunci > .note { margin: 12px; }
.kunci .note { font-size: 13px; color: var(--ink-2); }
.kunci .md { display: grid; gap: 10px; font-size: 14px; }
.kunci .md h4 { margin: 4px 0 0; font: 700 14px var(--body); }
.dl { display: inline-flex; align-items: center; gap: 6px; margin: 0 12px 12px; font-size: 13px; font-weight: 600; }
.dl svg { width: 16px; height: 16px; fill: currentColor; }
.pill { display: inline-flex; align-items: center; gap: 4px; padding: 3px 8px; border-radius: 999px; font-size: 11px; font-weight: 600; }
.pill svg { width: 13px; height: 13px; }
.pill-ok { background: var(--accent-soft); color: var(--accent-ink); } .pill-ok svg { fill: var(--accent); }
.pill-muted { background: var(--sunk); color: var(--ink-2); }
.trap { display: flex; gap: 10px; align-items: flex-start; font-size: 14px; color: var(--ink-2); }
.trap svg { width: 18px; height: 18px; fill: var(--mission); flex: none; margin-top: 2px; }
.pager { display: grid; grid-template-columns: 1fr auto 1fr; gap: 12px; align-items: center; padding-top: 20px; border-top: 1px solid var(--line); }
.pg { display: grid; gap: 2px; padding: 12px 16px; border-radius: 12px; background: var(--surface); border: 1px solid var(--line); color: var(--ink); text-decoration: none; font-size: 14px; font-weight: 600; }
.pg small { font-size: 11px; font-weight: 400; color: var(--ink-3); }
.pg.next { text-align: right; } .pg.empty { visibility: hidden; }
.done-btn svg { width: 18px; height: 18px; fill: currentColor; }
.done-btn[aria-pressed="true"] { background: var(--surface); color: var(--accent); border-color: var(--accent); }

/* Playground */
.pg-hero { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 40px; align-items: center; padding-block: 48px 32px; }
.pg-hero h1 { font-size: clamp(36px, 5vw, 52px); }
.apk-meta { font-size: 12px; color: var(--ink-3); margin-top: 14px; line-height: 1.7; }
.apk-meta .sha { overflow-wrap: anywhere; }
.facts-dl { display: flex; flex-wrap: wrap; gap: 24px; margin: 18px 0 0; }
.facts-dl dt { font-size: 12px; color: var(--ink-3); } .facts-dl dd { margin: 0; font-size: 14px; font-weight: 600; }
.phones { display: flex; gap: 16px; align-items: flex-end; }
.phones img { width: 190px; border: 5px solid var(--ink); border-radius: 22px; }
.phones img + img { width: 170px; }
.pg-hero + .block, .block + .block { margin-top: 40px; }
.table-wrap { overflow-x: auto; background: var(--surface); border: 1px solid var(--line); border-radius: 16px; }
.accounts { width: 100%; border-collapse: collapse; font-size: 15px; }
.accounts th { text-align: left; font-size: 12px; color: var(--ink-3); font-weight: 600; padding: 12px 20px; border-bottom: 1px solid var(--line); }
.accounts td { padding: 11px 20px; border-top: 1px solid var(--line); white-space: nowrap; }
.role { padding: 3px 9px; border-radius: 999px; font-size: 12px; font-weight: 600; }
.role-cust { background: var(--accent-soft); color: var(--accent-ink); } .role-owner { background: var(--ink); color: #fff; } .role-neg { background: #B3372B1F; color: #9C2E24; }
.search { display: flex; align-items: center; gap: 8px; max-width: 420px; height: 46px; padding: 0 14px; background: var(--surface); border: 1px solid var(--line); border-radius: 12px; }
.search:focus-within { border-color: var(--accent); }
.search svg { width: 18px; height: 18px; fill: var(--ink-3); }
.search input { flex: 1; border: 0; outline: 0; background: transparent; font: 15px var(--body); color: var(--ink); min-width: 0; }
.legend { font-size: 13px; color: var(--accent-ink); background: var(--accent-soft); border-radius: 12px; padding: 10px 14px; }
.legend b { font-family: var(--mono); color: var(--accent); }
.empty { font-size: 14px; color: var(--ink-2); }
.idcols { columns: 3 300px; column-gap: 16px; }
.idg { break-inside: avoid; background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 14px 16px; margin-bottom: 16px; }
.idg h3 { display: flex; justify-content: space-between; font: 700 14px var(--body); margin-bottom: 6px; }
.idg h3 span { font-weight: 400; color: var(--ink-3); font-size: 12px; }
.idg ul { list-style: none; margin: 0; padding: 0; }
.idcopy { display: block; width: 100%; text-align: left; border: 0; background: none; padding: 3px 4px; margin: 0 -4px; border-radius: 6px; font: 12.5px/1.5 var(--mono); color: var(--ink); cursor: copy; overflow-wrap: anywhere; }
.idcopy:hover { background: var(--accent-soft); }
.idcopy b { color: var(--accent); }
.idcopy[data-done]::after { content: "  disalin"; font-family: var(--body); font-size: 11px; color: var(--accent); }
.flows { display: grid; grid-template-columns: 1fr 1fr; gap: 0 32px; padding: 4px 20px; background: var(--surface); border: 1px solid var(--line); border-radius: 16px; }
.flows ul { list-style: none; margin: 0; padding: 0; }
.flows li { display: flex; align-items: center; gap: 12px; padding: 10px 0; font-size: 13px; }
.flows li + li { border-top: 1px solid var(--line); }
.flows li a:first-child { flex: 1; min-width: 0; overflow-wrap: anywhere; }
.flows span { color: var(--ink-2); }
.tag { font: 700 11px var(--mono); padding: 2px 7px; border-radius: 6px; background: var(--sunk); color: var(--ink); text-decoration: none; }
.tag-muted { color: var(--ink-3); }

/* Cheatsheet */
.page-head { padding-block: 48px 24px; }
.page-head h1 { font-size: clamp(32px, 4.5vw, 44px); }
.cs-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; align-items: start; padding-bottom: 64px; }
.cs-cols > div { display: grid; gap: 24px; }
.cs { background: var(--surface); border: 1px solid var(--line); border-radius: 16px; padding: 16px 20px 8px; }
.cs h2 { font-size: 20px; margin-bottom: 4px; }
.cs ul { list-style: none; margin: 0; padding: 0; }
.cs li { display: flex; align-items: center; gap: 12px; padding: 10px 0; border-bottom: 1px solid var(--line); }
.cs li:last-child { border-bottom: 0; }
.cs li div { flex: 1; min-width: 0; display: grid; gap: 2px; }
.cs code { color: var(--accent); font-size: 13px; overflow-wrap: anywhere; }
.cs span { font-size: 13px; color: var(--ink-2); }
.nf { padding-bottom: 120px; }

/* Kredit */
.credit { background: var(--surface); border-top: 1px solid var(--line); }
.credit-row { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 48px; align-items: start; padding-block: 40px 28px; }
.who { display: flex; align-items: center; gap: 14px; }
.avatar { width: 52px; height: 52px; border-radius: 50%; background: var(--ink); color: #fff; display: grid; place-items: center; font: 800 18px var(--display); }
.who small { display: block; color: var(--ink-3); font-size: 13px; }
.who strong { font: 800 22px/1.2 var(--display); }
.about { color: var(--ink-2); max-width: 36em; margin: 14px 0 16px; }
.links { display: flex; flex-wrap: wrap; gap: 10px; }
.links a { display: inline-flex; align-items: center; gap: 6px; height: 34px; padding: 0 12px; border: 1px solid var(--line); border-radius: 10px; color: var(--ink); font-size: 13px; font-weight: 600; text-decoration: none; }
.in { width: 16px; height: 16px; border-radius: 3px; background: #0A66C2; color: #fff; font: 700 11px/16px var(--body); text-align: center; }
.qris { display: flex; gap: 16px; align-items: center; background: var(--bg); border-radius: 16px; padding: 16px; max-width: 440px; }
.qris img { width: 116px; border-radius: 10px; border: 1px solid var(--line); background: #fff; padding: 6px; }
.qris h2 { font: 700 15px/1.3 var(--body); }
.qris p { margin: 6px 0 10px; font-size: 13px; color: var(--ink-2); }
.qris .acct { font: 11px var(--mono); color: var(--ink-3); margin-top: 4px; }
.credit-bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px; border-top: 1px solid var(--line); padding-block: 16px 22px; font-size: 12px; color: var(--ink-3); }

/* Responsif */
@media (max-width: 960px) {
  .mod { grid-template-columns: minmax(0, 1fr); gap: 20px; padding-top: 16px; }
  .side { position: static; }
  .side summary { display: flex; justify-content: space-between; align-items: center; height: 44px; padding: 0 14px; background: var(--surface); border: 1px solid var(--line); border-radius: 12px; font-weight: 600; font-size: 14px; cursor: pointer; list-style: none; }
  .side summary::after { content: ""; width: 8px; height: 8px; border-right: 2px solid var(--ink-3); border-bottom: 2px solid var(--ink-3); transform: rotate(45deg); }
  .side details[open] summary::after { transform: rotate(-135deg); }
  .side details[open] ol { margin-top: 8px; background: var(--surface); border: 1px solid var(--line); border-radius: 12px; padding: 6px; }
  .side-links { display: none; }
  .practice { grid-template-columns: minmax(0, 1fr); }
  .phone img, .phone.term pre { width: 180px; }
}
@media (max-width: 820px) {
  .flows { grid-template-columns: minmax(0, 1fr); }
  .flows ul + ul { border-top: 1px solid var(--line); }
  .hero, .two, .pg-hero, .cs-cols, .credit-row { grid-template-columns: minmax(0, 1fr); gap: 28px; }
  .hero { padding-top: 32px; }
  .part { grid-template-columns: minmax(0, 1fr); gap: 14px; }
  .concepts li, .steps-panel li { grid-template-columns: minmax(0, 1fr); gap: 12px; }
  .steps-panel li { grid-template-columns: 28px minmax(0, 1fr); }
  .steps-panel li .code { grid-column: 1 / -1; }
  .phones img { width: 46%; } .phones img + img { width: 42%; }
  .progress-mini { display: none; }
}
@media (max-width: 560px) {
  .topbar-in { gap: 8px; }
  .logo span:last-child { display: none; }
  .nav a { padding: 0 9px; }
  .btn-sm span { display: none; }
  .mrow { grid-template-columns: 26px minmax(0, 1fr) auto; gap: 12px; padding: 14px; }
  .mrow .dur { grid-column: 2; grid-row: 2; }
  .mrow .status { grid-column: 3; grid-row: 1 / span 2; }
  .pager { grid-template-columns: 1fr 1fr; }
  .pager .done-btn { grid-column: 1 / -1; grid-row: 1; justify-content: center; }
  .accounts td, .accounts th { padding-inline: 12px; }
}
@media (max-width: 420px) {
  .topbar .btn { display: none; }
  .nav a { padding: 0 8px; font-size: 13.5px; }
  .nav a[aria-current="page"]::after { left: 8px; right: 8px; }
}
@media (prefers-reduced-motion: reduce) { * { transition: none !important; animation: none !important; } }

/* Teks di atas --accent-soft memakai --accent-ink supaya kontras ≥ 4.5:1 */
.steps li::before, .steps-panel .n, .side a[aria-current="page"] .num, .legend b, .mrow.is-next .num, .idcopy:hover b { color: var(--accent-ink); }

/* Kolom grid satu-lajur tidak boleh melebar mengikuti baris kode terpanjang */
.mod-main, .practice-main, .misi, .block, .panel, .kunci .md, .cs-cols > div { grid-template-columns: minmax(0, 1fr); }

/* ===== Identitas: nomor modul = tag laundry (stub teal + lubang), motif dari app playground ===== */
.tagno { display: inline-flex; align-items: center; gap: 6px; height: 26px; padding: 0 9px 0 7px; border-radius: 7px; background: var(--accent); color: #fff; font: 700 13px/1 var(--mono); letter-spacing: .02em; white-space: nowrap; }
.tagno::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--bg); flex: none; }
.tagno-lg { height: 40px; padding: 0 12px 0 10px; font-size: 24px; border-radius: 9px; vertical-align: 6px; }
.tagno-lg::before { width: 9px; height: 9px; }
.mrow { grid-template-columns: 52px minmax(0, 1fr) auto auto; }
.mrow.is-done .tagno { background: var(--sunk); color: var(--ink-3); }
.mrow.is-next .tagno::before { background: var(--accent-soft); }

/* ===== Hero: flow ↔ layar ===== */
.hero { grid-template-columns: minmax(0, 1fr) auto; gap: 56px; padding-block: 56px 40px; }
.hero-meta { margin-top: 18px; font-size: 14px; color: var(--ink-3); font-variant-numeric: tabular-nums; }
.mech { margin: 0; display: grid; grid-template-columns: minmax(0, 340px) 210px; gap: 0; align-items: center; }
.mech-flow { position: relative; z-index: 1; background: var(--code-bg); color: var(--code-fg); border-radius: 16px 0 0 16px; padding: 14px 0 0; margin-right: -14px; box-shadow: 0 24px 48px -28px rgba(18, 32, 43, .6); }
.mech-file { font: 12px var(--mono); color: var(--code-dim); padding: 0 16px 10px; border-bottom: 1px solid #ffffff14; }
.mech-flow ol { list-style: none; margin: 0; padding: 10px 0; }
.mech-flow li { display: grid; grid-template-columns: 30px minmax(0, 1fr); align-items: center; padding: 2px 16px 2px 8px; font: 12.5px/1.6 var(--mono); }
.mech-flow li code { white-space: pre; overflow: hidden; text-overflow: ellipsis; font-size: inherit; }
.mech-flow li[data-pin] { background: #ffffff0a; }
.mech-flow .k { color: var(--code-key); } .mech-flow .s { color: var(--code-str); } .mech-flow .c { color: var(--code-dim); }
.mech-run { padding: 10px 16px 14px; border-top: 1px dashed #ffffff22; font: 12.5px var(--mono); }
.mech-run .ok { color: var(--code-key); font-weight: 700; }
.pin { width: 20px; height: 20px; border-radius: 50%; display: grid; place-items: center; font: 700 11px/1 var(--mono); background: var(--code-key); color: var(--code-bg); }
.pin-empty { background: none; }
.pin-ok { background: none; color: var(--code-key); font-size: 14px; }
.mech-phone { position: relative; }
.mech-phone img { display: block; width: 210px; border: 6px solid var(--ink); border-radius: 26px; background: var(--surface); }
.pin-on { position: absolute; right: -10px; width: 24px; height: 24px; font-size: 12px; background: var(--accent); color: #fff; box-shadow: 0 0 0 3px var(--bg); transform: translateY(-50%); }
.pin-at-1 { top: 37.4%; } .pin-at-2 { top: 45.3%; } .pin-at-3 { top: 53.9%; }

/* ===== Pita Playground: satu bagian tegas, sisanya tenang ===== */
.band { background: var(--ink); color: #E6EEF0; margin-top: 24px; overflow: hidden; }
.band-in { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 48px; align-items: end; padding-top: 56px; }
.band-text { padding-bottom: 56px; display: grid; gap: 16px; max-width: 560px; }
.band h2 { font-size: clamp(28px, 3.4vw, 38px); color: #fff; }
.band p { color: #B7C5CC; font-size: 17px; }
.band code { color: var(--code-key); }
.btn-ghost { background: transparent; color: #fff; border-color: #ffffff40; }
.band-phones { display: flex; gap: 18px; align-items: flex-end; margin-bottom: -60px; }
.band-phones img { width: 200px; border: 6px solid #2A3A47; border-radius: 26px; }
.band-phones img + img { width: 180px; margin-bottom: 30px; }

@media (max-width: 1080px) {
  .hero { grid-template-columns: minmax(0, 1fr); }
  .mech { justify-self: start; }
}
@media (max-width: 820px) {
  .band-in { grid-template-columns: minmax(0, 1fr); gap: 8px; padding-top: 40px; }
  .band-text { padding-bottom: 8px; }
  .band-phones { justify-content: center; margin-bottom: -80px; padding-bottom: 0; }
  .band-phones img { width: 42%; } .band-phones img + img { width: 38%; }
  .band { padding-bottom: 0; }
}
@media (max-width: 560px) {
  .mech { grid-template-columns: minmax(0, 1fr) 118px; }
  .mech-flow li { font-size: 10.5px; padding-right: 22px; grid-template-columns: 24px minmax(0, 1fr); }
  .mech-file, .mech-run { font-size: 10.5px; }
  .mech-phone img { width: 118px; border-width: 4px; border-radius: 16px; }
  .pin-on { width: 20px; height: 20px; font-size: 10px; right: -8px; }
  .mrow { grid-template-columns: 48px minmax(0, 1fr) auto; }
  .tagno-lg { height: 32px; font-size: 19px; vertical-align: 4px; }
}

/* Hero di layar sempit: flow utuh dulu, layar app di bawahnya */
@media (max-width: 560px) {
  .mech { grid-template-columns: minmax(0, 1fr); gap: 18px; justify-self: stretch; }
  .mech-flow { margin-right: 0; border-radius: 16px; }
  .mech-flow li { font-size: 12px; padding-right: 10px; }
  .mech-flow li code { white-space: pre-wrap; overflow: visible; }
  .mech-file, .mech-run { font-size: 12px; }
  .mech-phone { justify-self: center; }
  .mech-phone img { width: 160px; border-width: 5px; border-radius: 20px; }
}