/* 1pena portal — satu stylesheet untuk semua halaman baca */

:root {
  --bg: #08080a;
  --fg: #f4f4f2;
  --muted: #8b8b90;
  --dim: #5f5f66;
  --line: rgba(255, 255, 255, .12);
  --line-soft: rgba(255, 255, 255, .07);
  --panel: rgba(255, 255, 255, .035);
  --panel-2: rgba(255, 255, 255, .06);
  --radius: 14px;
  --max: 1080px;
  --sans: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
}

html[data-theme="light"] {
  --bg: #fbfbf9;
  --fg: #0d0d0f;
  --muted: #5c5c62;
  --dim: #86868d;
  --line: rgba(0, 0, 0, .14);
  --line-soft: rgba(0, 0, 0, .08);
  --panel: rgba(0, 0, 0, .028);
  --panel-2: rgba(0, 0, 0, .05);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 24px; }
.wrap.narrow { max-width: 700px; }

a { color: inherit; }

.skip {
  position: absolute; left: -9999px; top: 0; z-index: 100;
  background: var(--fg); color: var(--bg); padding: 10px 16px;
  border-radius: 0 0 8px 0; font-family: var(--mono); font-size: 13px;
}
.skip:focus { left: 0; }

/* ---------------- nav ---------------- */

.nav {
  position: sticky; top: 0; z-index: 40;
  background: color-mix(in srgb, var(--bg) 86%, transparent);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  backdrop-filter: blur(14px) saturate(140%);
  border-bottom: 1px solid var(--line-soft);
}
.nav-in { display: flex; align-items: center; gap: 22px; height: 60px; }
.brand {
  font-family: var(--mono); font-size: 15px; letter-spacing: -.02em;
  text-decoration: none; font-weight: 500;
}
.brand span { color: var(--dim); }
.links { display: flex; align-items: center; gap: 4px; margin-left: auto; }
.links a {
  font-family: var(--mono); font-size: 13px; color: var(--muted);
  text-decoration: none; padding: 7px 11px; border-radius: 999px;
  border: 1px solid transparent; transition: .18s;
}
.links a:hover, .links a:focus-visible {
  color: var(--fg); border-color: var(--line); background: var(--panel);
}
.links .langsw { border-color: var(--line-soft); color: var(--dim); }

.tbtn {
  width: 34px; height: 34px; padding: 0; border-radius: 999px; cursor: pointer;
  background: transparent; border: 1px solid var(--line); color: var(--fg);
  display: grid; place-items: center;
}
.tbtn span {
  width: 13px; height: 13px; border-radius: 50%;
  border: 1.5px solid currentColor;
  background: linear-gradient(90deg, currentColor 0 50%, transparent 50% 100%);
}
.tbtn:hover { border-color: var(--muted); }

/* ---------------- hero ---------------- */

.hero { padding: 88px 0 64px; border-bottom: 1px solid var(--line-soft); }
.kicker {
  font-family: var(--mono); font-size: 12px; letter-spacing: .16em;
  text-transform: uppercase; color: var(--dim); margin-bottom: 22px;
}
.hero h1, .arch h1, .post h1 {
  font-size: clamp(30px, 5vw, 54px);
  line-height: 1.08; letter-spacing: -.035em; font-weight: 600;
  max-width: 20ch;
}
.hero h1 em {
  font-style: normal; color: transparent;
  -webkit-text-stroke: 1.3px var(--fg);
}
html[data-theme="light"] .hero h1 em { -webkit-text-stroke-width: 1.8px; }
.lede {
  margin-top: 24px; max-width: 60ch; color: var(--muted);
  font-size: 17px; line-height: 1.68;
}
.cta { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 32px; }
.btn {
  display: inline-flex; align-items: center; min-height: 44px;
  padding: 0 20px; border-radius: 999px; text-decoration: none;
  background: var(--fg); color: var(--bg); font-size: 14.5px; font-weight: 500;
  transition: .18s;
}
.btn:hover { opacity: .85; }
.btn.ghost {
  background: transparent; color: var(--fg); border: 1px solid var(--line);
}
.btn.ghost:hover { border-color: var(--muted); opacity: 1; }

/* ---------------- lists ---------------- */

.list { padding: 64px 0 80px; }
.sh {
  font-family: var(--mono); font-size: 12px; letter-spacing: .16em;
  text-transform: uppercase; color: var(--dim); margin-bottom: 22px;
}
.cards { list-style: none; display: grid; gap: 2px; }
.card {
  display: grid; grid-template-columns: 104px 1fr; gap: 6px 22px;
  padding: 22px 4px; text-decoration: none;
  border-top: 1px solid var(--line-soft);
  transition: .2s;
}
.cards li:last-child .card { border-bottom: 1px solid var(--line-soft); }
.card:hover { background: var(--panel); }
.cdate {
  grid-row: span 2; font-family: var(--mono); font-size: 12.5px;
  color: var(--dim); padding-top: 3px;
}
.ctitle { font-size: 18px; font-weight: 500; letter-spacing: -.015em; }
.csum { color: var(--muted); font-size: 14.5px; line-height: 1.6; }
.more { margin-top: 26px; }
.more a {
  font-family: var(--mono); font-size: 13px; color: var(--muted);
  text-decoration: none; border-bottom: 1px solid var(--line);
  padding-bottom: 2px;
}
.more a:hover { color: var(--fg); }

/* ---------------- archive ---------------- */

.arch { padding: 76px 0 90px; }
.arch h1 { font-size: clamp(28px, 4vw, 42px); }
.rows { list-style: none; margin-top: 44px; }
.row {
  display: grid; grid-template-columns: 108px 1fr auto; gap: 20px;
  align-items: baseline; padding: 17px 4px; text-decoration: none;
  border-top: 1px solid var(--line-soft); transition: .18s;
}
.rows li:last-child .row { border-bottom: 1px solid var(--line-soft); }
.row:hover { background: var(--panel); }
.rdate, .rmin { font-family: var(--mono); font-size: 12.5px; color: var(--dim); }
.rtitle { font-size: 16.5px; letter-spacing: -.01em; }

/* ---------------- article ---------------- */

.post { padding: 68px 0 96px; }
.back {
  font-family: var(--mono); font-size: 13px; color: var(--dim);
  text-decoration: none; display: inline-block; margin-bottom: 30px;
}
.back:hover { color: var(--fg); }
.post h1 {
  font-size: clamp(27px, 3.8vw, 40px); line-height: 1.14; max-width: 26ch;
}
.meta {
  margin-top: 20px; padding-bottom: 30px; border-bottom: 1px solid var(--line-soft);
  font-family: var(--mono); font-size: 12.5px; color: var(--dim);
  display: flex; flex-wrap: wrap; align-items: center; gap: 10px;
}
.meta .dot { color: var(--line); }
.langsw {
  font-family: var(--mono); font-size: 12px; color: var(--muted);
  text-decoration: none; border: 1px solid var(--line-soft);
  padding: 3px 10px; border-radius: 999px; margin-left: auto;
}
.langsw:hover { color: var(--fg); border-color: var(--line); }

.prose { margin-top: 36px; font-size: 17px; line-height: 1.78; }
.prose > * + * { margin-top: 22px; }
.prose h2 {
  font-size: 23px; letter-spacing: -.02em; font-weight: 600;
  margin-top: 46px; line-height: 1.3;
}
.prose h3 {
  font-size: 18px; letter-spacing: -.01em; font-weight: 600; margin-top: 34px;
}
.prose a { color: var(--fg); text-decoration: none; border-bottom: 1px solid var(--line); }
.prose a:hover { border-color: var(--fg); }
.prose ul { padding-left: 22px; }
.prose li { margin-top: 8px; color: var(--muted); }
.prose li::marker { color: var(--dim); }
.prose strong { font-weight: 600; color: var(--fg); }
.prose em { font-style: italic; }
.prose blockquote {
  border-left: 2px solid var(--line); padding-left: 20px;
  color: var(--muted); font-style: italic;
}
.prose hr { border: 0; border-top: 1px solid var(--line-soft); margin: 40px 0; }
.prose code {
  font-family: var(--mono); font-size: .86em; background: var(--panel-2);
  border: 1px solid var(--line-soft); border-radius: 5px;
  padding: 1.5px 5px; color: var(--fg);
  -webkit-box-decoration-break: clone; box-decoration-break: clone;
}
.prose pre {
  background: var(--panel); border: 1px solid var(--line-soft);
  border-radius: 11px; padding: 18px 20px; overflow-x: auto;
}
.prose pre code {
  background: none; border: 0; padding: 0; font-size: 13px;
  line-height: 1.7; color: var(--muted);
}
.table-wrap {
  overflow-x: auto; margin-top: 26px;
  border: 1px solid var(--line-soft); border-radius: 11px;
  -webkit-overflow-scrolling: touch;
}
.prose table {
  width: 100%; border-collapse: collapse; font-size: 14.5px;
  font-variant-numeric: tabular-nums;
}
.prose th, .prose td {
  padding: 11px 15px; text-align: left; vertical-align: top;
  border-bottom: 1px solid var(--line-soft);
}
.prose th {
  font-weight: 600; font-size: 12px; letter-spacing: .06em;
  text-transform: uppercase; color: var(--dim);
  background: var(--panel); white-space: nowrap;
}
.prose td { color: var(--muted); }
.prose td:first-child { color: var(--fg); }
.prose tbody tr:last-child td { border-bottom: 0; }
.prose tbody tr:hover td { background: var(--panel); }

/* ---------------- footer ---------------- */

.foot { border-top: 1px solid var(--line-soft); padding: 40px 0 56px; }
.foot-in {
  display: flex; flex-wrap: wrap; gap: 16px;
  justify-content: space-between; align-items: baseline;
}
.foot p { color: var(--dim); font-size: 13.5px; }
.flinks { display: flex; gap: 18px; align-items: center; }
.flinks a {
  font-family: var(--mono); font-size: 12.5px; color: var(--muted);
  text-decoration: none;
}
.flinks a:hover { color: var(--fg); }

/* ---------------- responsive ---------------- */

@media (max-width: 720px) {
  body { font-size: 15.5px; }
  .hero { padding: 56px 0 44px; }
  .list { padding: 44px 0 60px; }
  .arch { padding: 52px 0 64px; }
  .post { padding: 44px 0 64px; }
  .card { grid-template-columns: 1fr; gap: 4px; padding: 18px 2px; }
  .cdate { grid-row: auto; }
  .row { grid-template-columns: 1fr auto; gap: 4px 14px; }
  .rdate { grid-column: 1 / -1; }
  .prose { font-size: 16px; margin-top: 28px; }
  .prose h2 { margin-top: 36px; }
  .nav-in { gap: 6px; }
  .links a { padding: 0 9px; font-size: 12.5px; }

  /* keep numbers whole; the wrapper scrolls instead of breaking a value */
  .prose th, .prose td { padding: 10px 11px; font-size: 13.5px; }
  .prose td:nth-child(n+2), .prose th:nth-child(n+2) { white-space: nowrap; }
}

/* touch targets: every tappable thing reaches 44px on touch-sized screens */
@media (max-width: 820px) {
  .skip { display: inline-flex; align-items: center; min-height: 44px; }
  .brand, .links a, .back, .langsw, .flinks a {
    display: inline-flex; align-items: center; min-height: 44px;
  }
  .tbtn { width: 44px; height: 44px; }
  .links .langsw { padding: 0 12px; }
  .flinks { gap: 4px; }
  .flinks a { padding: 0 10px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
}