/* ==========================================================================
   Pure Sine Index
   ========================================================================== */

:root {
  --paper: #f4f2ed;
  --paper-2: #ebe8e0;
  --card: #fbfaf7;
  --ink: #121211;
  --ink-2: #3a3935;
  --muted: #74726b;
  --faint: #a19e95;
  --line: #dcd8ce;
  --line-2: #e8e5dd;

  --accent: #2b4bff;
  --accent-ink: #1a34d6;
  --accent-soft: #e3e7ff;

  --night: #0d0e10;
  --night-2: #15161a;
  --night-3: #1d1f24;
  --night-line: #2a2c32;
  --night-text: #ecebe6;
  --night-muted: #9a9890;
  --glow: #8fa0ff;

  --good: #0f7a3e;
  --bad: #b23a2a;

  --serif: "Instrument Serif", "Times New Roman", serif;
  --sans: "Geist", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "Geist Mono", ui-monospace, "SF Mono", Menlo, monospace;

  --wrap: 1240px;
  --gutter: clamp(16px, 4vw, 40px);
  --radius: 14px;
  --radius-lg: 22px;
  --ease: cubic-bezier(.2, .7, .1, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 76px; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 400 16px/1.6 var(--sans);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img, svg, canvas { display: block; max-width: 100%; }
a { color: inherit; }
button { font: inherit; color: inherit; cursor: pointer; }
h1, h2, h3, h4 { margin: 0; font-weight: 400; }
p { margin: 0; }
em { font-style: italic; }
::selection { background: var(--accent); color: #fff; }

.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 var(--gutter); }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: -9999px; top: 8px; z-index: 100; background: var(--ink); color: #fff; padding: 8px 14px; border-radius: 8px; }
.skip:focus { left: 8px; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 6px; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  height: 52px; padding: 0 26px; border-radius: 999px; border: 1px solid transparent; background: transparent;
  font: 500 15px/1 var(--sans); letter-spacing: -0.005em; text-decoration: none;
  transition: background .25s var(--ease), color .25s var(--ease), border-color .25s var(--ease), transform .25s var(--ease);
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }
.btn--small { height: 40px; padding: 0 18px; font-size: 14px; }
.btn--accent { background: var(--accent); color: #fff; }
.btn--accent:hover { background: var(--accent-ink); }
.btn--ghost { border-color: rgba(255,255,255,.22); color: var(--night-text); }
.btn--ghost:hover { border-color: rgba(255,255,255,.6); }
.btn--ghost-dark { border-color: var(--night-line); color: var(--night-text); background: transparent; }
.btn--ghost-dark:hover { border-color: var(--night-muted); }
.btn--light { background: var(--night-text); color: var(--ink); }
.btn--light:hover { background: #fff; }
.btn--ink { background: var(--ink); color: var(--paper); }
.btn--ink:hover { background: #000; }
.btn--line { border-color: var(--line); background: transparent; color: var(--ink); }
.btn--line:hover { border-color: var(--ink); }

/* ---------- Nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 40;
  background: rgba(13, 14, 16, .78);
  -webkit-backdrop-filter: saturate(160%) blur(16px);
  backdrop-filter: saturate(160%) blur(16px);
  border-bottom: 1px solid rgba(255,255,255,.06);
  color: var(--night-text);
}
.nav__inner { display: flex; align-items: center; justify-content: space-between; height: 64px; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; }
.brand__mark { width: 28px; height: 28px; flex: none; }
.brand__mark rect { fill: var(--night-text); }
.brand__mark path { fill: none; stroke: var(--night); stroke-width: 2.6; stroke-linecap: round; stroke-linejoin: round; }
.brand__name { font: 500 16px/1 var(--sans); letter-spacing: -0.02em; }
.nav__links { display: flex; gap: 30px; }
.nav__links a { color: var(--night-muted); text-decoration: none; font-size: 14px; transition: color .2s; }
.nav__links a:hover { color: var(--night-text); }

/* ---------- Hero ---------- */
.hero {
  position: relative; overflow: hidden;
  background: var(--night); color: var(--night-text);
  padding: clamp(64px, 9vw, 120px) 0 0;
  isolation: isolate;
}
.hero__scope { position: absolute; inset: 0; width: 100%; height: 100%; z-index: -1; }
.hero__inner { position: relative; }
.kicker {
  font: 400 12px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase;
  color: var(--night-muted); margin-bottom: 28px;
}
.hero__title {
  font: 400 clamp(46px, 7.6vw, 112px)/0.96 var(--serif);
  letter-spacing: -0.025em; max-width: 16ch; text-wrap: balance;
}
.hero__title em { color: var(--glow); }
.hero__lede { margin-top: 32px; max-width: 560px; font-size: clamp(17px, 1.6vw, 19px); line-height: 1.55; color: #c5c3bb; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 40px; }

.hero__board {
  position: relative; padding-bottom: 8px;
  display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)) minmax(0, 2.2fr);
  margin-top: clamp(80px, 12vw, 160px);
  border-top: 1px solid var(--night-line);
}
.readout { padding: 22px 24px 26px 0; border-right: 1px solid var(--night-line); }
.readout + .readout { padding-left: 24px; }
.readout span { display: block; font: 400 11px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--night-muted); }
.readout strong { display: block; margin-top: 12px; font: 400 26px/1 var(--mono); letter-spacing: -0.02em; font-weight: 400; }
.readout small { font-size: 12px; color: var(--night-muted); margin-left: 4px; }

.leaders { list-style: none; margin: 0; padding: 0 0 0 24px; display: grid; }
.leaders li { display: grid; grid-template-columns: 22px 1fr auto; gap: 12px; align-items: baseline; padding: 10px 0; border-bottom: 1px solid var(--night-line); }
.leaders li:last-child { border-bottom: 0; }
.leaders button { all: unset; cursor: pointer; display: contents; }
.leaders .n { font: 400 11px/1 var(--mono); color: var(--night-muted); }
.leaders .name { font-size: 15px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.leaders .name small { color: var(--night-muted); font-size: 13px; margin-right: 6px; }
.leaders .score { font: 500 15px/1 var(--mono); color: var(--glow); }
.leaders li:hover .name { color: #fff; }
.leaders__label { font: 400 11px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--night-muted); padding: 22px 0 6px !important; border-bottom: 0 !important; display: block !important; }

/* ---------- Sections ---------- */
.section { padding: clamp(80px, 11vw, 144px) 0; }
.section--tint { background: var(--paper-2); }
.section--night { background: var(--night); color: var(--night-text); }
.section__head { max-width: 760px; margin-bottom: clamp(36px, 5vw, 56px); }
.eyebrow {
  display: flex; align-items: center; gap: 14px;
  font: 400 12px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--muted);
  margin-bottom: 22px;
}
.eyebrow span { color: var(--ink); }
.eyebrow::after { content: ""; flex: 0 0 48px; height: 1px; background: currentColor; opacity: .5; order: 1; }
.eyebrow span { order: 0; }
.eyebrow--night { color: var(--night-muted); }
.eyebrow--night span { color: var(--night-text); }
h2 { font: 400 clamp(40px, 6vw, 76px)/1 var(--serif); letter-spacing: -0.02em; }
h2 em { color: var(--muted); }
.section--night h2 em { color: var(--night-muted); }
.section__lede { margin-top: 22px; font-size: 18px; line-height: 1.6; color: var(--ink-2); max-width: 620px; }
.section--night .section__lede { color: #b9b7af; }
.footnote { margin-top: 20px; font-size: 13px; color: var(--muted); max-width: 820px; }

.card { background: var(--card); border: 1px solid var(--line-2); border-radius: var(--radius-lg); }
.card--night { background: var(--night-2); border-color: var(--night-line); }

/* ---------- Toolbar ---------- */
.toolbar { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; margin-bottom: 18px; }
.seg { display: inline-flex; flex-wrap: wrap; gap: 4px; padding: 4px; background: var(--paper-2); border-radius: 999px; }
.seg button {
  border: 0; background: transparent; height: 36px; padding: 0 16px; border-radius: 999px;
  font-size: 14px; color: var(--ink-2); transition: background .2s, color .2s;
}
.seg button:hover { color: var(--ink); }
.seg button[aria-checked="true"] { background: var(--ink); color: var(--paper); }
.select { position: relative; }
.select select {
  appearance: none; -webkit-appearance: none;
  height: 44px; padding: 0 40px 0 18px; border-radius: 999px;
  border: 1px solid var(--line); background: var(--card); color: var(--ink);
  font: 400 14px var(--sans); cursor: pointer;
}
.select::after {
  content: ""; position: absolute; right: 18px; top: 50%; width: 7px; height: 7px;
  border-right: 1.5px solid var(--ink-2); border-bottom: 1.5px solid var(--ink-2);
  transform: translateY(-70%) rotate(45deg); pointer-events: none;
}

/* ---------- Table ---------- */
.table { border-top: 1px solid var(--ink); }
.trow {
  display: grid;
  grid-template-columns: 36px minmax(220px, 2.4fr) 92px repeat(5, minmax(74px, 1fr)) 96px;
  align-items: center; gap: 12px;
  padding: 0 8px; min-height: 68px;
  border-bottom: 1px solid var(--line);
}
.trow--head { min-height: 48px; border-bottom-color: var(--line); }
.trow--head .th {
  all: unset; cursor: pointer; display: flex; align-items: center; gap: 6px;
  font: 400 11px/1.2 var(--mono); letter-spacing: .06em; text-transform: uppercase; color: var(--muted);
  justify-content: flex-end; text-align: right;
}
.trow--head .th:first-of-type { justify-content: flex-start; }
.trow--head .th:hover, .trow--head .th[aria-sort] { color: var(--ink); }
.trow--head .th[aria-sort]::after { content: ""; width: 0; height: 0; border-left: 4px solid transparent; border-right: 4px solid transparent; border-top: 5px solid currentColor; }
.trow--head .th[aria-sort="ascending"]::after { transform: rotate(180deg); }
.trow--head .th:focus-visible { outline: 2px solid var(--accent); outline-offset: 4px; }
.trow--body { cursor: pointer; transition: background .2s; }
.trow--body:hover { background: var(--card); }
.td { text-align: right; font: 400 15px/1.2 var(--mono); letter-spacing: -0.01em; font-variant-numeric: tabular-nums; }
.td small { color: var(--muted); font-size: 12px; margin-left: 2px; }
.td--name { text-align: left; font: 400 16px/1.25 var(--sans); }
.td--name .b { display: block; font: 400 11px/1 var(--mono); letter-spacing: .06em; text-transform: uppercase; color: var(--muted); margin-bottom: 6px; }
.td--name .m { letter-spacing: -0.01em; }
.tag {
  display: inline-block; margin-left: 8px; vertical-align: 2px;
  font: 500 10px/1 var(--mono); letter-spacing: .06em; text-transform: uppercase;
  padding: 4px 6px; border-radius: 4px; border: 1px solid var(--line); color: var(--ink-2);
}
.tag--new { border-color: var(--accent); color: var(--accent); }
.est { color: var(--muted); }

.scorecell { display: flex; align-items: center; justify-content: flex-end; gap: 10px; }
.scorecell b { font: 500 16px/1 var(--mono); }
.scorebar { width: 34px; height: 4px; background: var(--line); border-radius: 2px; overflow: hidden; }
.scorebar i { display: block; height: 100%; background: var(--accent); border-radius: 2px; }

.check { position: relative; width: 22px; height: 22px; }
.check input { position: absolute; inset: 0; opacity: 0; margin: 0; cursor: pointer; }
.check span {
  position: absolute; inset: 0; border: 1.5px solid var(--faint); border-radius: 6px;
  transition: background .15s, border-color .15s;
}
.check input:checked + span { background: var(--ink); border-color: var(--ink); }
.check input:checked + span::after {
  content: ""; position: absolute; left: 6px; top: 2px; width: 6px; height: 11px;
  border: solid var(--paper); border-width: 0 2px 2px 0; transform: rotate(45deg);
}
.check input:focus-visible + span { outline: 2px solid var(--accent); outline-offset: 2px; }
.check input:disabled + span { opacity: .35; }

/* ---------- Charts ---------- */
.chart-filters { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 18px; }
.chip {
  height: 36px; padding: 0 16px; border-radius: 999px;
  border: 1px solid var(--line); background: transparent; color: var(--ink-2); font-size: 14px;
  transition: all .2s var(--ease);
}
.chip:hover { border-color: var(--ink-2); color: var(--ink); }
.chip[aria-pressed="true"] { background: var(--ink); border-color: var(--ink); color: var(--paper); }

.chart { margin: 0; padding: clamp(20px, 3vw, 36px); }
.chart + .chart-grid, .chart-grid { margin-top: 20px; }
.chart__cap { display: flex; justify-content: space-between; align-items: flex-start; gap: 20px; margin-bottom: 16px; }
.chart__cap h3 { font: 500 18px/1.3 var(--sans); letter-spacing: -0.015em; }
.chart__cap p { font-size: 14px; color: var(--muted); margin-top: 4px; }
.chart__cap--tabs { flex-wrap: wrap; }
.chart__plot { position: relative; width: 100%; }
.chart__plot svg { width: 100%; height: auto; overflow: visible; }

.tabs { display: inline-flex; gap: 2px; padding: 3px; border: 1px solid var(--line); border-radius: 999px; }
.tabs button { border: 0; background: transparent; height: 32px; padding: 0 14px; border-radius: 999px; font: 400 13px var(--mono); color: var(--muted); }
.tabs button:hover { color: var(--ink); }
.tabs button[aria-selected="true"] { background: var(--ink); color: var(--paper); }

.ax text { font: 400 11px var(--mono); fill: var(--muted); }
.ax line { stroke: var(--line-2); }
.ax .base { stroke: var(--line); }
.ax-title { font: 400 11px var(--mono); fill: var(--muted); letter-spacing: .06em; text-transform: uppercase; }
.iso { stroke: var(--line); stroke-dasharray: 3 5; fill: none; }
.iso-label { font: 400 11px var(--mono); fill: var(--faint); }
.dot { fill: var(--ink); fill-opacity: .2; stroke: var(--ink); stroke-opacity: .7; stroke-width: 1; transition: fill-opacity .25s, stroke-opacity .25s, fill .25s, stroke .25s; cursor: pointer; }
.dot.is-hi { fill: var(--accent); fill-opacity: .9; stroke: var(--card); stroke-opacity: 1; stroke-width: 2; }
.dot.is-dim { fill-opacity: .05; stroke-opacity: .18; }
.dot.is-hover { fill: var(--accent); fill-opacity: 1; stroke: var(--card); stroke-opacity: 1; stroke-width: 2; }
.dot-label { font: 500 12px var(--sans); fill: var(--ink); pointer-events: none; paint-order: stroke; stroke: var(--card); stroke-width: 4px; stroke-linejoin: round; }
.dot-label--sub { font: 400 11px var(--mono); fill: var(--muted); }
.hit { fill: transparent; cursor: pointer; }

.bar { fill: var(--ink); fill-opacity: .82; transition: fill .2s, fill-opacity .2s; }
.bar.is-hi { fill: var(--accent); fill-opacity: 1; }
.bar.is-dim { fill-opacity: .15; }
.bar-row:hover .bar { fill: var(--accent); fill-opacity: 1; }
.bar-row { cursor: pointer; }
.bar-name { font: 400 13px var(--sans); fill: var(--ink); }
.bar-brand { font: 400 11px var(--mono); fill: var(--muted); }
.bar-val { font: 500 12px var(--mono); fill: var(--ink-2); }
.bar-track { fill: var(--line-2); }

.rank { list-style: none; margin: 8px 0 0; padding: 0; columns: 2; column-gap: 56px; }
.rank__row {
  break-inside: avoid; display: grid; grid-template-columns: 28px 1fr auto; column-gap: 12px; row-gap: 8px; align-items: baseline;
  padding: 12px 0 14px; border-bottom: 1px solid var(--line-2); cursor: pointer;
}
.rank__n { font: 400 11px/1 var(--mono); color: var(--faint); }
.rank__name { font-size: 15px; letter-spacing: -0.01em; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.rank__name small { font: 400 11px var(--mono); letter-spacing: .04em; text-transform: uppercase; color: var(--muted); margin-right: 8px; }
.rank__val { font: 500 14px/1 var(--mono); font-variant-numeric: tabular-nums; }
.rank__track { grid-column: 2 / -1; height: 6px; border-radius: 3px; background: var(--line-2); overflow: hidden; }
.rank__track i { display: block; height: 100%; border-radius: 3px; background: var(--ink); opacity: .85; transition: width .6s var(--ease), background .2s, opacity .2s; }
.rank__row:hover .rank__track i, .rank__row:focus-visible .rank__track i { background: var(--accent); opacity: 1; }
.rank__row.is-hi .rank__track i { background: var(--accent); opacity: 1; }
.rank__row.is-dim { color: var(--faint); }
.rank__row.is-dim .rank__track i { opacity: .14; }
.rank__row.is-dim .rank__name small { color: var(--faint); }
@media (max-width: 860px) { .rank { columns: 1; } }

.tooltip {
  position: fixed; z-index: 60; pointer-events: none;
  min-width: 200px; padding: 14px 16px; border-radius: 12px;
  background: var(--night); color: var(--night-text);
  box-shadow: 0 18px 50px -12px rgba(0,0,0,.45);
  font-size: 13px;
}
.tooltip .tt-b { font: 400 10px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--night-muted); }
.tooltip .tt-m { font: 500 15px/1.3 var(--sans); margin: 6px 0 10px; }
.tooltip dl { display: grid; grid-template-columns: auto auto; gap: 4px 18px; margin: 0; }
.tooltip dt { color: var(--night-muted); }
.tooltip dd { margin: 0; text-align: right; font-family: var(--mono); }

/* ---------- Quiz ---------- */
.quiz-wrap { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: clamp(32px, 6vw, 96px); align-items: start; }
.quiz__intro { position: sticky; top: 120px; }
.quiz { padding: clamp(24px, 4vw, 48px); min-height: 560px; display: flex; flex-direction: column; }
.q-top { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.q-step { font: 400 12px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--night-muted); white-space: nowrap; }
@media (hover: none) { .q-hint { display: none; } }
.q-progress { display: flex; gap: 6px; }
.q-progress i { display: block; width: 24px; height: 3px; border-radius: 2px; background: var(--night-line); transition: background .35s var(--ease); }
.q-progress i.on { background: var(--glow); }
.q-title { font: 400 clamp(30px, 3.6vw, 44px)/1.08 var(--serif); letter-spacing: -0.015em; margin: 36px 0 28px; }
.q-options { display: grid; gap: 10px; }
.q-opt {
  display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 16px;
  width: 100%; text-align: left; padding: 18px 20px; border-radius: 14px;
  background: var(--night-3); border: 1px solid transparent; color: var(--night-text);
  transition: border-color .2s, background .2s, transform .2s var(--ease);
}
.q-opt:hover { border-color: var(--night-muted); }
.q-opt[aria-pressed="true"] { border-color: var(--glow); background: #1f2233; }
.q-opt strong { display: block; font: 500 16px/1.3 var(--sans); }
.q-opt span { display: block; font-size: 14px; color: var(--night-muted); margin-top: 3px; }
.q-opt .k {
  width: 26px; height: 26px; border-radius: 7px; border: 1px solid var(--night-line);
  display: grid; place-items: center; font: 400 11px var(--mono); color: var(--night-muted);
}
.q-opt[aria-pressed="true"] .k { background: var(--glow); border-color: var(--glow); color: var(--night); }
.q-nav { display: flex; justify-content: space-between; align-items: center; margin-top: auto; padding-top: 28px; }
.q-back { border: 0; background: none; color: var(--night-muted); font-size: 14px; padding: 8px 0; }
.q-back:hover { color: var(--night-text); }
.q-back[disabled] { visibility: hidden; }

.q-anim { animation: qin .5s var(--ease) both; }
@keyframes qin { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }

.r-label { font: 400 12px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--glow); }
.r-brand { font: 400 12px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--night-muted); margin-top: 28px; }
.r-name { font: 400 clamp(40px, 5vw, 64px)/1 var(--serif); letter-spacing: -0.02em; margin-top: 10px; }
.r-stats { display: grid; grid-template-columns: repeat(4, 1fr); margin: 28px 0; border-top: 1px solid var(--night-line); border-bottom: 1px solid var(--night-line); }
.r-stats div { padding: 16px 0; }
.r-stats div + div { padding-left: 16px; border-left: 1px solid var(--night-line); }
.r-stats span { display: block; font: 400 10px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--night-muted); }
.r-stats strong { display: block; margin-top: 8px; font: 400 20px/1 var(--mono); font-weight: 400; }
.r-why { list-style: none; padding: 0; margin: 0 0 24px; display: grid; gap: 10px; }
.r-why li { position: relative; padding-left: 24px; color: #cfcdc5; font-size: 15px; }
.r-why li::before { content: ""; position: absolute; left: 0; top: 10px; width: 12px; height: 1px; background: var(--glow); }
.r-take { display: grid; grid-template-columns: 44px 1fr; gap: 14px; padding: 18px; border-radius: 14px; background: var(--night-3); }
.r-take img { width: 44px; height: 44px; border-radius: 50%; object-fit: cover; }
.r-take p { font: italic 400 19px/1.4 var(--serif); color: var(--night-text); }
.r-take small { display: block; margin-top: 8px; font: 400 12px var(--mono); color: var(--night-muted); font-style: normal; }
.r-alts { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 18px; }
.r-alt { text-align: left; padding: 14px 16px; border-radius: 12px; border: 1px solid var(--night-line); background: transparent; color: var(--night-text); transition: border-color .2s; }
.r-alt:hover { border-color: var(--night-muted); }
.r-alt span { display: block; font: 400 10px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--night-muted); }
.r-alt strong { display: block; font: 500 15px/1.3 var(--sans); margin-top: 8px; }
.r-alt small { display: block; color: var(--night-muted); font-size: 13px; margin-top: 2px; }
.r-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 24px; }
.r-none { color: #cfcdc5; margin: 18px 0; }

/* ---------- Picks ---------- */
.picks { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.pick {
  display: flex; flex-direction: column; text-align: left;
  padding: 28px; border-radius: var(--radius-lg); background: var(--card); border: 1px solid var(--line-2);
  transition: border-color .25s var(--ease), transform .35s var(--ease), box-shadow .35s var(--ease);
  min-height: 360px;
}
.pick:hover { border-color: var(--line); transform: translateY(-3px); box-shadow: 0 24px 50px -30px rgba(18,18,17,.35); }
.pick__label { font: 400 11px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--accent); }
.pick__art { margin: 22px 0 18px; height: 110px; display: flex; align-items: flex-end; }
.pick__art svg { height: 100%; width: auto; }
.pick__brand { font: 400 11px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }
.pick__name { font: 400 32px/1.05 var(--serif); letter-spacing: -0.015em; margin-top: 8px; }
.pick__quote { margin-top: 14px; color: var(--ink-2); font-size: 15px; line-height: 1.55; }
.pick__foot { display: flex; justify-content: space-between; align-items: center; margin-top: auto; padding-top: 22px; border-top: 1px solid var(--line-2); font: 400 13px var(--mono); color: var(--muted); }
.pick__foot b { color: var(--ink); font-weight: 500; }
.pick__quote { margin-bottom: 22px; }

/* unit illustration */
.unit .body { fill: var(--paper-2); stroke: var(--ink); stroke-width: 1.4; }
.unit .face { fill: var(--card); stroke: var(--ink); stroke-width: 1.2; }
.unit .scr { fill: var(--ink); }
.unit .scr-l { fill: var(--accent); }
.unit .port { fill: none; stroke: var(--ink); stroke-width: 1.2; }
.unit .hdl { fill: none; stroke: var(--ink); stroke-width: 1.4; }
.unit .whl { fill: var(--ink); }
.unit .shade { fill: var(--ink); opacity: .06; }

/* ---------- About ---------- */
.about { display: grid; grid-template-columns: minmax(0, 4fr) minmax(0, 6fr); gap: clamp(36px, 7vw, 112px); align-items: center; }
.about__photo { margin: 0; position: relative; border-radius: var(--radius-lg); overflow: hidden; aspect-ratio: 462 / 980; background: var(--line); width: 100%; max-width: 340px; justify-self: end; }
.about__photo img { width: 100%; height: 100%; object-fit: cover; filter: saturate(.94) contrast(1.02); }
.about__lede { font: 400 clamp(24px, 2.6vw, 32px)/1.25 var(--serif); letter-spacing: -0.01em; margin: 28px 0 22px; }
.about__copy p:not(.about__lede):not(.eyebrow):not(.signature) { color: var(--ink-2); font-size: 17px; margin-top: 16px; max-width: 580px; }
.signature { margin-top: 28px; font: italic 400 28px/1 var(--serif); }

/* ---------- Method ---------- */
.weights { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); border-top: 1px solid var(--ink); }
.weight { padding: 24px 20px 28px 0; border-right: 1px solid var(--line); }
.weight + .weight { padding-left: 20px; }
.weight:last-child { border-right: 0; }
.weight b { display: block; font: 400 48px/1 var(--serif); letter-spacing: -0.02em; }
.weight b small { font-size: 22px; color: var(--muted); }
.weight h4 { font: 500 15px/1.3 var(--sans); margin-top: 14px; }
.weight p { font-size: 14px; color: var(--muted); margin-top: 6px; }
.faq { margin-top: clamp(48px, 6vw, 80px); border-top: 1px solid var(--line); max-width: 860px; }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary {
  list-style: none; cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: 20px;
  padding: 24px 0; font: 400 clamp(20px, 2.2vw, 26px)/1.25 var(--serif);
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: ""; flex: none; width: 12px; height: 12px; background: linear-gradient(currentColor, currentColor) center/12px 1.5px no-repeat, linear-gradient(currentColor, currentColor) center/1.5px 12px no-repeat; transition: transform .3s var(--ease); }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { padding: 0 0 26px; color: var(--ink-2); max-width: 680px; }

/* ---------- Brands ---------- */
.brands__inner { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); gap: clamp(32px, 6vw, 96px); }
.brands__copy > p { font-size: 18px; color: #c5c3bb; }
.ticks { list-style: none; padding: 0; margin: 28px 0 36px; border-top: 1px solid var(--night-line); }
.ticks li { padding: 18px 0 18px 36px; border-bottom: 1px solid var(--night-line); position: relative; color: var(--night-text); }
.ticks li::before { content: ""; position: absolute; left: 4px; top: 25px; width: 12px; height: 6px; border-left: 1.5px solid var(--glow); border-bottom: 1.5px solid var(--glow); transform: rotate(-45deg); }

/* ---------- Footer ---------- */
.footer { background: var(--night); color: var(--night-muted); border-top: 1px solid var(--night-line); padding: 56px 0 64px; font-size: 13px; }
.footer__inner { display: grid; grid-template-columns: auto 1fr; gap: 16px 64px; align-items: start; }
.footer__inner > p { max-width: 640px; }
.footer__meta { grid-column: 2; }
.brand--night { color: var(--night-text); }

/* ---------- Drawer ---------- */
.drawer { position: fixed; inset: 0; z-index: 80; }
.drawer[hidden] { display: none; }
.drawer__scrim { position: absolute; inset: 0; background: rgba(13,14,16,.5); animation: fade .3s var(--ease) both; }
.drawer__panel {
  position: absolute; top: 0; right: 0; bottom: 0; width: min(560px, 100%);
  background: var(--paper); overflow-y: auto; overscroll-behavior: contain;
  padding: clamp(28px, 4vw, 48px); outline: none;
  animation: slide .45s var(--ease) both;
}
.drawer--wide .drawer__panel { width: min(1040px, 100%); }
@keyframes fade { from { opacity: 0; } }
@keyframes slide { from { transform: translateX(40px); opacity: 0; } }
.icon-btn { width: 40px; height: 40px; border-radius: 50%; border: 1px solid var(--line); background: var(--card); display: grid; place-items: center; }
.icon-btn svg { width: 18px; height: 18px; stroke: var(--ink); stroke-width: 1.6; fill: none; stroke-linecap: round; }
.icon-btn:hover { border-color: var(--ink); }
.drawer__close { position: sticky; top: 0; margin-left: auto; z-index: 2; }

.d-brand { font: 400 12px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }
.d-name { font: 400 clamp(40px, 5vw, 56px)/1 var(--serif); letter-spacing: -0.02em; margin-top: 10px; }
.d-art { margin: 28px 0; height: 150px; display: flex; justify-content: center; align-items: flex-end; background: var(--paper-2); border-radius: var(--radius); padding: 22px; }
.d-art svg { height: 100%; width: auto; }
.d-score { display: grid; grid-template-columns: auto 1fr; gap: 24px; align-items: center; padding: 22px 0; border-top: 1px solid var(--ink); border-bottom: 1px solid var(--line); }
.d-score > b { font: 400 64px/1 var(--serif); letter-spacing: -0.03em; }
.d-score > b small { font: 400 12px var(--mono); color: var(--muted); letter-spacing: .06em; display: block; margin-top: 6px; text-transform: uppercase; }
.subs { display: grid; gap: 8px; }
.sub { display: grid; grid-template-columns: 96px 1fr 28px; gap: 10px; align-items: center; font: 400 11px var(--mono); color: var(--muted); text-transform: uppercase; letter-spacing: .04em; }
.sub i { display: block; height: 4px; border-radius: 2px; background: var(--line); overflow: hidden; }
.sub i em { display: block; height: 100%; background: var(--ink); border-radius: 2px; }
.sub span:last-child { text-align: right; color: var(--ink); }
.d-take { display: grid; grid-template-columns: 48px 1fr; gap: 16px; margin: 32px 0; }
.d-take img { width: 48px; height: 48px; border-radius: 50%; object-fit: cover; }
.d-take p { font: italic 400 22px/1.4 var(--serif); }
.d-take small { display: block; margin-top: 10px; font: 400 12px var(--mono); color: var(--muted); }
.d-pc { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-bottom: 32px; }
.d-pc h4 { font: 400 11px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--muted); margin-bottom: 12px; }
.d-pc ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; font-size: 15px; }
.d-pc li { padding-left: 18px; position: relative; }
.d-pc li::before { position: absolute; left: 0; top: 0; font-family: var(--mono); }
.d-pc .pro li::before { content: "+"; color: var(--good); }
.d-pc .con li::before { content: "–"; color: var(--bad); }
.specs { margin: 0; border-top: 1px solid var(--ink); }
.specs div { display: flex; justify-content: space-between; gap: 16px; padding: 12px 0; border-bottom: 1px solid var(--line); font-size: 15px; }
.specs dt { color: var(--muted); }
.specs dd { margin: 0; font-family: var(--mono); font-size: 14px; text-align: right; }
.d-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 28px; }

/* compare */
.cmp-title { font: 400 clamp(36px, 4vw, 48px)/1 var(--serif); letter-spacing: -0.02em; margin-bottom: 28px; }
.cmp { display: grid; border-top: 1px solid var(--ink); }
.cmp-row { display: grid; gap: 16px; padding: 14px 0; border-bottom: 1px solid var(--line); align-items: center; }
.cmp-row > div:first-child { font: 400 11px/1.2 var(--mono); letter-spacing: .06em; text-transform: uppercase; color: var(--muted); }
.cmp-row > div { font: 400 15px/1.3 var(--mono); }
.cmp-row--head > div { font: 400 24px/1.1 var(--serif) !important; letter-spacing: -0.01em; text-transform: none !important; color: var(--ink) !important; }
.cmp-row--head small { display: block; font: 400 11px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--muted); margin-bottom: 6px; }
.cmp .win { color: var(--accent); font-weight: 500; }
.cmp .win::after { content: "●"; font-size: 7px; vertical-align: 3px; margin-left: 6px; }

/* tray */
.tray {
  position: fixed; left: 50%; bottom: 20px; transform: translateX(-50%); z-index: 70;
  width: min(760px, calc(100% - 24px));
  background: var(--night); color: var(--night-text); border-radius: 18px;
  box-shadow: 0 24px 60px -20px rgba(0,0,0,.5);
  animation: up .4s var(--ease) both;
}
.tray[hidden] { display: none; }
@keyframes up { from { transform: translate(-50%, 20px); opacity: 0; } }
.tray__inner { display: flex; align-items: center; gap: 16px; padding: 12px 12px 12px 18px; }
.tray__items { display: flex; gap: 8px; flex: 1; min-width: 0; overflow-x: auto; scrollbar-width: none; }
.tray__item { flex: none; display: inline-flex; align-items: center; gap: 8px; height: 36px; padding: 0 8px 0 14px; border-radius: 999px; background: var(--night-3); font-size: 13px; white-space: nowrap; }
.tray__item button { border: 0; background: none; color: var(--night-muted); width: 22px; height: 22px; border-radius: 50%; display: grid; place-items: center; }
.tray__item button:hover { color: #fff; background: var(--night-line); }
.tray__hint { color: var(--night-muted); font-size: 13px; align-self: center; white-space: nowrap; }
.tray__actions { display: flex; gap: 8px; flex: none; }

/* ---------- Reveal ---------- */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.reveal.in { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 1080px) {
  .nav__links { display: none; }
  .hero__board { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .leaders { grid-column: 1 / -1; padding: 0; border-top: 1px solid var(--night-line); }
  .readout:nth-child(3) { border-right: 0; }
  .picks { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .weights { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .weight:nth-child(3) { border-right: 0; }
  .weight:nth-child(4) { padding-left: 0; }
  .weight:nth-child(n+4) { border-top: 1px solid var(--line); }
  .trow { grid-template-columns: 30px minmax(180px, 2fr) 80px repeat(4, minmax(64px, 1fr)) 84px; }
  .trow .c-recharge { display: none; }
}

@media (max-width: 860px) {
  .quiz-wrap, .about, .brands__inner { grid-template-columns: minmax(0, 1fr); }
  .quiz__intro { position: static; }
  .about__photo { max-width: 300px; justify-self: start; }
  .footer__inner { grid-template-columns: 1fr; }
  .footer__meta { grid-column: auto; }

  /* table becomes cards */
  .trow--head { display: none; }
  .table { border-top: 0; display: grid; gap: 10px; }
  .trow {
    grid-template-columns: 1fr auto; grid-template-areas: "name score" "stats stats";
    gap: 14px; padding: 18px; border: 1px solid var(--line-2); border-radius: var(--radius); background: var(--card);
    position: relative;
  }
  .trow--body:hover { background: var(--card); }
  .trow .c-check { position: absolute; right: 18px; bottom: 18px; }
  .trow .c-name { grid-area: name; }
  .trow .c-score { grid-area: score; }
  .trow .c-stats { grid-area: stats; }
  .trow .c-num { display: none; }
  .mstats { display: grid !important; grid-template-columns: repeat(4, auto); justify-content: start; gap: 6px 20px; padding-right: 40px; }
  .mstats div { font: 400 14px/1.2 var(--mono); white-space: nowrap; }
  .mstats span:not(.est) { display: block; font: 400 10px/1 var(--mono); letter-spacing: .06em; text-transform: uppercase; color: var(--muted); margin-bottom: 5px; }
  .mstats small { color: var(--muted); font-size: 11px; }
}
.mstats { display: none; }

@media (max-width: 640px) {
  .nav .btn { display: none; }
  .hero__title { max-width: none; }
  .hero__actions .btn { flex: 1 1 100%; }
  .hero__board { grid-template-columns: 1fr 1fr 1fr; }
  .readout { padding: 18px 10px 20px 0; }
  .readout + .readout { padding-left: 12px; }
  .readout strong { font-size: 17px; }
  .readout small { display: none; }
  .toolbar { flex-direction: column; align-items: stretch; }
  .seg { border-radius: 16px; }
  .seg button { flex: 1 1 auto; }
  .select select { width: 100%; }
  .picks { grid-template-columns: 1fr; }
  .weights { grid-template-columns: 1fr 1fr; }
  .weight, .weight + .weight { padding: 20px 12px 22px 0; border-right: 0; border-top: 1px solid var(--line); }
  .weight:nth-child(even) { padding-left: 16px; border-left: 1px solid var(--line); }
  .r-stats { grid-template-columns: 1fr 1fr; }
  .q-progress i { width: 14px; }
  .quiz { padding: 22px; }
  .r-stats div:nth-child(3) { padding-left: 0; border-left: 0; border-top: 1px solid var(--night-line); }
  .r-stats div:nth-child(4) { border-top: 1px solid var(--night-line); }
  .r-alts { grid-template-columns: 1fr; }
  .d-pc { grid-template-columns: 1fr; }
  .chart__cap--tabs .tabs { width: 100%; }
  .tabs button { flex: 1; padding: 0 6px; }
  .mstats { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px 16px; }
  .tray__hint { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; }
}