/* CULET — sistem desain arah "Spectrum": grafit, garis rambut, satu garis spektrum tipis */
:root {
  --bg: #0d0e10;
  --bg2: #101114;
  --panel: #121316;
  --panel2: #16171b;
  --line: #1d1f24;
  --line2: #2b2d33;
  --text: #ececee;
  --dim: #a3a5ad;
  --mute: #7d8089;
  --faint: #55585f;
  --red: #ff7a6b;
  --amber: #ffcf6b;
  --clear: #cfe9ff;
  --spec: linear-gradient(90deg, #ff6b6b, #ffd56b, #6bffb0, #6bc4ff, #b06bff);
  --specsoft: linear-gradient(90deg, transparent, #ff6b6b22, #ffd56b33, #6bffb033, #6bc4ff44, #b06bff33, transparent);
  --sans: 'Inter Tight', system-ui, -apple-system, sans-serif;
  --mono: 'IBM Plex Mono', ui-monospace, Menlo, monospace;
  --r: 10px;
  --w: 1280px;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { background: var(--bg); color-scheme: dark; scroll-behavior: smooth; overflow-x: clip; }
body { background: var(--bg); color: var(--text); font-family: var(--sans); -webkit-font-smoothing: antialiased; font-size: 15px; line-height: 1.5; overflow-x: hidden; }
a { color: inherit; }
img, svg, canvas { display: block; }
.num { font-variant-numeric: tabular-nums; }
.mono { font-family: var(--mono); font-size: .92em; }
.wrap { max-width: var(--w); margin: 0 auto; padding: 0 32px; }
.spec { height: 1px; background: linear-gradient(90deg, transparent, rgba(255,255,255,.07) 20%, rgba(255,255,255,.07) 80%, transparent); }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }

/* ---------- nav ---------- */
.nav { position: sticky; top: 0; z-index: 50; background: rgba(13, 14, 16, .82); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); }
.nav .wrap { display: flex; align-items: center; gap: 28px; height: 72px; }
.brand { display: flex; align-items: center; gap: 11px; text-decoration: none; color: #fff; }
.brand svg { width: 24px; height: 24px; }
.brand b { font-weight: 600; letter-spacing: .34em; font-size: 14px; }
.nav .links { display: flex; gap: 26px; margin-left: 20px; }
.nav .links a { text-decoration: none; font-size: 14px; color: #8e9098; transition: color .2s; }
.nav .links a:hover, .nav .links a.on { color: #fff; }
.nav .right { margin-left: auto; display: flex; align-items: center; gap: 10px; }
.chip { font-size: 12px; border: 1px solid var(--line2); border-radius: 6px; padding: 7px 10px; color: #b9bbc2; display: inline-flex; gap: 8px; align-items: center; white-space: nowrap; }
.chip .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--faint); }
.chip.live .dot { background: #6bffb0; box-shadow: 0 0 0 3px #6bffb022; }
.chip button { background: none; border: 0; color: inherit; font: inherit; cursor: pointer; padding: 0; }
.ico { width: 34px; height: 34px; display: grid; place-items: center; border-radius: 8px; border: 1px solid #24262b; color: #8e9098; text-decoration: none; transition: color .2s, border-color .2s; }
.ico:hover { color: #fff; border-color: var(--line2); }
.ico svg { width: 15px; height: 15px; }
.burger { display: none; background: none; cursor: pointer; }

/* ---------- tombol ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; height: 42px; padding: 0 18px; font: 600 14px var(--sans); text-decoration: none; border-radius: 8px; cursor: pointer; border: 1px solid transparent; white-space: nowrap; transition: transform .15s, background .2s, border-color .2s; }
.btn:active { transform: translateY(1px); }
.btn.pri { background: #fff; color: #0d0e10; }
.btn.pri:hover { background: #e6e7ea; }
.btn.sec { border-color: var(--line2); color: var(--text); background: transparent; }
.btn.sec:hover { border-color: #3a3d44; }
.btn.sm { height: 34px; padding: 0 12px; font-size: 13px; }
.btn[disabled] { cursor: not-allowed; opacity: .55; }

/* ---------- bagian ---------- */
section.block { padding: 140px 0; border-top: 1px solid var(--line); position: relative; }
.kick { font-size: 12px; color: #8e9098; letter-spacing: .14em; text-transform: uppercase; display: flex; align-items: center; gap: 10px; }
.kick b { font-weight: 500; color: var(--faint); letter-spacing: .08em; }
h2.title { font-size: 52px; line-height: 1.03; letter-spacing: -.04em; font-weight: 400; margin: 18px 0 18px; max-width: 760px; }
h2.title em { font-style: normal; color: var(--mute); }
.lede { font-size: 17px; line-height: 1.6; color: var(--dim); max-width: 620px; }
.head2 { display: grid; grid-template-columns: 1.1fr .9fr; gap: 40px; align-items: end; margin-bottom: 56px; }

/* ---------- panel ---------- */
.card { background: linear-gradient(180deg, #131417, #111215); border: 1px solid rgba(255,255,255,.06); border-radius: var(--r); }
.speccard { border-radius: var(--r); padding: 1px; background: linear-gradient(180deg, #2a2c32, #1c1e22); }
.speccard > div { background: var(--panel); border-radius: calc(var(--r) - 1px); }

/* ---------- skala kejernihan ---------- */
.scale { display: flex; gap: 3px; }
.scale span { flex: 1; text-align: center; font-size: 10px; letter-spacing: .06em; padding: 5px 0; border-radius: 3px; background: #16171b; color: #5d6068; transition: background .3s, color .3s, box-shadow .3s; }
.scale span.hit { background: #e9ecf1; color: #0d0e10; font-weight: 600; }
.scale span.hit.warn { background: rgba(255, 207, 107, .16); color: var(--amber); box-shadow: inset 0 0 0 1px rgba(255, 207, 107, .45); }
.scale span.hit.bad { background: rgba(255, 122, 107, .14); color: var(--red); box-shadow: inset 0 0 0 1px rgba(255, 122, 107, .5); }
.gbadge { display: inline-grid; place-items: center; min-width: 38px; height: 22px; padding: 0 7px; border-radius: 4px; font-size: 11px; font-weight: 700; letter-spacing: .06em; background: #1b1d21; color: var(--text); box-shadow: inset 0 0 0 1px var(--line2); }
.gbadge.ok { background: rgba(233, 236, 241, .08); color: #e9ecf1; box-shadow: inset 0 0 0 1px rgba(233, 236, 241, .35); }
.gbadge.warn { background: rgba(255, 207, 107, .1); color: var(--amber); box-shadow: inset 0 0 0 1px rgba(255, 207, 107, .4); }
.gbadge.bad { background: rgba(255, 122, 107, .1); color: var(--red); box-shadow: inset 0 0 0 1px rgba(255, 122, 107, .45); }
.gbadge.na { background: transparent; color: var(--mute); }

/* ---------- laporan (sertifikat) ---------- */
.report { padding: 18px; }
.report .rh { display: flex; justify-content: space-between; align-items: baseline; font-size: 10.5px; letter-spacing: .2em; text-transform: uppercase; color: var(--dim); }
.report .rh b { color: var(--text); font-weight: 600; }
.report .no { font-size: 11px; color: var(--mute); margin-top: 4px; }
.report .pair { font-size: 21px; font-weight: 600; letter-spacing: -.01em; margin: 12px 0 2px; display: flex; align-items: center; gap: 10px; }
.report .sub { font-size: 12px; color: var(--mute); }
.rows { margin-top: 12px; border-top: 1px solid var(--line); }
.rows > div { display: flex; justify-content: space-between; gap: 12px; font-size: 13px; padding: 8px 0; border-bottom: 1px solid var(--line); }
.rows > div > span { color: var(--dim); }
.rows > div > b { font-weight: 600; text-align: right; }
.rows b.bad { color: var(--red); }
.rows b.warn { color: var(--amber); }
.rf { display: flex; justify-content: space-between; margin-top: 12px; font-size: 11px; color: var(--mute); }
.rf a { color: var(--dim); text-decoration: none; }
.rf a:hover { color: #fff; }

/* ---------- kartu CA (gaya "faset": sudut terpotong) ---------- */
.ca { display: inline-flex; align-items: stretch; font-size: 13px; position: relative; clip-path: polygon(10px 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%, 0 10px); background: var(--line2); padding: 1px; }
.ca > div { display: flex; align-items: center; background: var(--bg2); }
.ca .k { padding: 0 14px 0 16px; color: var(--mute); gap: 8px; clip-path: polygon(10px 0, 100% 0, 100% 100%, 0 100%, 0 10px); }
.ca .k svg { width: 13px; height: 13px; color: #fff; }
.ca .v { padding: 12px 14px; color: var(--text); border-left: 1px solid var(--line2); gap: 10px; }
.ca .v .addr { font-family: var(--mono); font-size: 12.5px; }
.ca .v button { background: none; border: 1px solid var(--line2); color: var(--dim); font: 500 11px var(--sans); border-radius: 5px; padding: 4px 8px; cursor: pointer; }
.nav .chip { white-space: nowrap; }
.ca .v .lab { white-space: nowrap; }
@media (max-width: 520px) {
  .ca .v:has(.cd) { flex-direction: column; align-items: flex-start; justify-content: center; gap: 3px; padding: 10px 14px; }
  .ca .v:has(.cd) .lab:first-child { font-size: 10px; letter-spacing: .12em; text-transform: uppercase; }
  .ca .v:has(.cd) .lab:last-child { display: none; }
  .ca .v .cd { min-width: 0; font-size: 16px; }
}
.nav .chip .num, .ca .v .cd { font-variant-numeric: tabular-nums; }
.ca .v .lab { color: var(--mute); font-size: 12.5px; }
.ca .v .cd { color: #fff; font-weight: 500; font-size: 15px; letter-spacing: -.01em; min-width: 104px; }
.ca .buy { display: flex; align-items: center; background: var(--bg2); padding: 0 16px; border-left: 1px solid var(--line2); color: #9fd8ff; text-decoration: none; font-weight: 600; clip-path: polygon(0 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%); }
.ca .buy.off { color: #9fd8ff; opacity: .55; pointer-events: none; }

/* ---------- grafik ---------- */
.chart { position: relative; }
.chart svg { width: 100%; height: auto; display: block; overflow: visible; }
.chart .ax { font: 400 10px var(--mono); fill: #5d6068; letter-spacing: .02em; font-variant-numeric: tabular-nums; }
.chart .b { transform-box: fill-box; transform-origin: 50% 100%; transform: scaleY(0); transition: transform 1.1s cubic-bezier(.16,.8,.2,1) var(--d), opacity .25s; }
.chart.in .b { transform: none; }
.chart .b.soft { opacity: .5; }
.chart svg.hov .b { opacity: .28; }
.chart svg.hov .b.on { opacity: 1; }
.chart .lead { stroke: rgba(236,236,238,.28); stroke-width: 1; opacity: 0; transition: opacity .2s; }
.chart svg.hov .lead { opacity: 1; }
.chart .hit { outline: none; cursor: crosshair; }
.chart .mk { stroke: rgba(236,236,238,.45); stroke-width: 1; }
.chart .mkd { fill: #ececee; }
.chart .mkt { font: 500 10.5px var(--mono); fill: #ececee; letter-spacing: .02em; }
.chart .mk, .chart .mkd, .chart .mkt { opacity: 0; transition: opacity .6s 1s; }
.chart.in .mk, .chart.in .mkd, .chart.in .mkt { opacity: 1; }
.chart3d { position: relative; margin: 0 -12px; }
.chart3d canvas { display: block; cursor: crosshair; }
.chart3d .ov { position: absolute; inset: 0; pointer-events: none; overflow: hidden; }
.chart3d .ov > * { position: absolute; left: 0; top: 0; will-change: transform; }
.chart3d .ay { font: 400 10px var(--mono); color: #5d6068; margin: -6px 0 0 -4px; translate: -100% 0; white-space: nowrap; }
.chart3d .ax3 { font: 400 10px var(--mono); color: #6d7079; translate: -50% 4px; white-space: nowrap; }
.chart3d .mk3 { opacity: 0; transition: opacity .6s; }
.chart3d .mk3.on { opacity: 1; }
.chart3d .mk3 i { position: absolute; left: -.5px; bottom: 8px; width: 1px; height: 18px; background: rgba(236,236,238,.5); }
.chart3d .mk3 i::before { content: ''; position: absolute; top: -3px; left: -2px; width: 5px; height: 5px; border-radius: 50%; background: #ececee; }
.chart3d .mk3 span { position: absolute; bottom: 22px; left: 8px; font: 500 10.5px var(--mono); color: #ececee; white-space: nowrap; }
.chart3d .ctip { transition: opacity .18s; transform: translate(-50%, -100%); }
.chart3d .ctip.on { transform: translate(-50%, -100%); }
.ctip { position: absolute; top: 0; transform: translate(-50%, calc(-100% - 6px)); background: rgba(16,17,20,.86); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); border: 1px solid rgba(255,255,255,.09); border-radius: 10px; padding: 11px 14px; font-size: 12px; color: var(--dim); pointer-events: none; opacity: 0; transition: opacity .18s, transform .18s; white-space: nowrap; z-index: 5; box-shadow: 0 18px 40px -12px rgba(0,0,0,.7); }
.ctip.on { opacity: 1; transform: translate(-50%, calc(-100% - 10px)); }
.ctip b { display: block; color: var(--text); font-weight: 500; font-size: 11px; letter-spacing: .08em; text-transform: uppercase; margin-bottom: 8px; }
.ctip div { display: flex; align-items: center; gap: 8px; line-height: 1.7; }
.ctip div span { margin-left: auto; padding-left: 20px; color: var(--text); font-family: var(--mono); font-size: 11.5px; }
.ctip i { width: 6px; height: 6px; border-radius: 50%; display: inline-block; }
.ctip em { display: block; font-style: normal; color: var(--mute); margin-top: 8px; padding-top: 8px; border-top: 1px solid rgba(255,255,255,.07); }
.legend2 { display: flex; gap: 22px; font-size: 11px; letter-spacing: .08em; text-transform: uppercase; color: var(--mute); flex-wrap: wrap; }
.legend2 span { display: inline-flex; align-items: center; gap: 9px; }
.legend2 i { width: 7px; height: 7px; border-radius: 50%; display: inline-block; }
.panel { padding: 24px 24px 18px; }
.panel .ph { display: flex; justify-content: space-between; align-items: flex-start; gap: 20px; margin-bottom: 18px; flex-wrap: wrap; }
.panel .ph h3 { font-size: 15px; font-weight: 600; letter-spacing: -.005em; }
.panel .ph p { font-size: 12.5px; color: var(--mute); margin-top: 4px; }
.panel .src { margin-top: 12px; font-size: 11.5px; color: var(--faint); }
.panel .src a { color: var(--mute); text-decoration: none; }
.kpis { display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid var(--line); border-radius: var(--r); background: var(--panel); }
.kpis > div { padding: 22px 24px; border-left: 1px solid var(--line); }
.kpis > div:first-child { border-left: 0; }
.kpis .l { font-size: 12px; color: var(--mute); }
.kpis .v { font-size: 34px; font-weight: 500; letter-spacing: -.03em; margin-top: 8px; line-height: 1.05; }
.kpis .d { font-size: 12px; color: var(--mute); margin-top: 8px; }
.kpis .d b { font-weight: 600; color: var(--text); }
.kpis .d .dn { color: #6bd49a; } .kpis .d .up { color: var(--red); }
table.dt { width: 100%; border-collapse: collapse; font-size: 13px; }
table.dt th { text-align: left; font-weight: 500; font-size: 10.5px; letter-spacing: .1em; text-transform: uppercase; color: var(--faint); padding: 0 12px 12px 0; border-bottom: 1px solid var(--line); white-space: nowrap; }
table.dt td { padding: 12px 12px 12px 0; border-bottom: 1px solid var(--line); vertical-align: middle; font-variant-numeric: tabular-nums; }
table.dt td.r, table.dt th.r { text-align: right; padding-right: 0; }
table.dt a { color: var(--text); text-decoration: none; }
table.dt a:hover { text-decoration: underline; text-underline-offset: 3px; }
.fake { display: inline-block; font: 500 9px var(--mono); letter-spacing: .12em; text-transform: uppercase; color: #e08a77; border: 1px solid rgba(208,101,79,.38); border-radius: 999px; padding: 2px 7px 1px; margin-left: 8px; vertical-align: 1px; }
table.dt tbody tr, table.dt tr { transition: background .2s; }
table.dt tr:hover td { background: rgba(255,255,255,.018); }
table.dt td:last-child a { color: var(--mute); font-size: 12px; }
table.dt tr:hover td:last-child a { color: var(--text); }
@media (max-width: 860px) { .kpis { grid-template-columns: 1fr 1fr; } .kpis > div:nth-child(3) { border-left: 0; } .kpis > div:nth-child(n+3) { border-top: 1px solid var(--line); } .kpis .v { font-size: 26px; } }

/* ---------- footer ---------- */
footer { border-top: 1px solid var(--line); padding: 64px 0 40px; color: var(--mute); font-size: 13px; }
footer .cols { display: grid; grid-template-columns: 1.4fr repeat(3, 1fr); gap: 40px; }
footer h5 { font-size: 11px; letter-spacing: .14em; text-transform: uppercase; color: var(--faint); font-weight: 500; margin-bottom: 14px; }
footer a { display: block; color: var(--dim); text-decoration: none; padding: 4px 0; }
footer a:hover { color: #fff; }
footer .small { margin-top: 48px; padding-top: 22px; border-top: 1px solid var(--line); display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap; font-size: 12px; }
footer p { max-width: 360px; line-height: 1.6; margin-top: 14px; }

footer .stat { display: inline-flex; align-items: center; gap: 8px; }
footer .stat a { display: inline; padding: 0; color: var(--dim); }
footer .stat i { width: 7px; height: 7px; border-radius: 50%; background: var(--faint); }
footer .stat.ok i { background: #6bffb0; box-shadow: 0 0 0 3px #6bffb01f; }
footer .stat.warn i { background: var(--amber); }

/* ---------- toast ---------- */
.toast { position: fixed; left: 50%; bottom: 28px; transform: translate(-50%, 20px); opacity: 0; background: #fff; color: #0d0e10; font-size: 13px; font-weight: 600; padding: 10px 16px; border-radius: 8px; transition: all .25s; z-index: 100; pointer-events: none; }
.toast.on { opacity: 1; transform: translate(-50%, 0); }

/* ---------- responsif ---------- */
@media (max-width: 1080px) {
  .head2 { grid-template-columns: 1fr; gap: 16px; }
  footer .cols { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 860px) {
  .wrap { padding: 0 16px; }
  .nav .links, .nav .right .chip, .nav .right .ico:not(.burger), .nav .right > .btn { display: none; }
  .burger { display: grid; }
  .nav.open .links { display: flex; position: absolute; top: 72px; left: 0; right: 0; flex-direction: column; gap: 0; margin: 0; background: var(--bg); border-bottom: 1px solid var(--line); padding: 8px 16px 16px; }
  .nav.open .links a { padding: 12px 0; font-size: 16px; border-bottom: 1px solid var(--line); }
  section.block { padding: 80px 0; }
  h2.title { font-size: 34px; }
  .lede { font-size: 16px; }
}
@media (max-width: 560px) {
  .ca { display: flex; width: 100%; }
  .ca .k { padding: 0 10px 0 12px; }
  .ca .v { flex: 1; padding: 12px 10px; font-size: 12.5px; }
  .ca .buy { padding: 0 14px; }
}
@media print {
  .nav, footer, .noprint { display: none !important; }
  body { background: #fff; color: #000; }
}