/* ==========================================================================
   Creatine Supplements UK — design system v2
   Type: Fraunces (display) / Manrope (text) / JetBrains Mono (data)
   ========================================================================== */
:root {
  --paper: #f3f0e8; --paper-2: #faf8f3; --sand: #e9e4d8; --line: #d9d3c4; --line-strong: #b9b1a0;
  --ink: #0c0f0e; --ink-2: #1a1f1d; --ink-soft: #3a403d; --muted: #6b716d; --muted-2: #8f948f;
  --dark: #0f1512; --dark-2: #161e19; --dark-line: #263129; --dark-text: #e9e6dc; --dark-muted: #a3aaa2;
  --acid: #c5f135; --acid-deep: #8fb800; --acid-ink: #1a2400; --rust: #c8461e;
  --serif: 'Fraunces', 'Iowan Old Style', Georgia, serif;
  --sans: 'Manrope', 'Inter', system-ui, -apple-system, sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, 'SF Mono', Menlo, monospace;
  --w: 1280px; --gutter: clamp(1.25rem, 4vw, 3rem);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; overflow-x: hidden; }
body { margin: 0; font-family: var(--sans); font-size: 1.0625rem; line-height: 1.6; color: var(--ink); background: var(--paper); -webkit-font-smoothing: antialiased; overflow-x: hidden; }
@media (hover: hover) and (pointer: fine) { body::after { content: ""; position: fixed; inset: 0; pointer-events: none; z-index: 9999; opacity: 0.045; mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E"); } }
img, svg { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
::selection { background: var(--acid); color: var(--acid-ink); }
h1, h2, h3, h4 { font-family: var(--serif); font-weight: 500; line-height: 1.02; letter-spacing: -0.025em; margin: 0 0 0.5em; font-variation-settings: "opsz" 144, "SOFT" 30; }
h1 { font-size: clamp(2.9rem, 7.2vw, 6.4rem); }
h2 { font-size: clamp(2.1rem, 4.6vw, 3.9rem); }
h3 { font-size: clamp(1.4rem, 2.2vw, 1.85rem); }
h4 { font-size: 1.15rem; font-family: var(--sans); font-weight: 700; letter-spacing: -0.01em; }
em, .it { font-family: var(--serif); font-style: italic; font-weight: 400; font-variation-settings: "opsz" 144, "SOFT" 100; }
p { margin: 0 0 1.15em; }
:where(.article, .body, .faq-a, .note, .lede, .pull, .muted, .foot-top p) a, main p a { text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 0.2em; text-decoration-color: var(--line-strong); transition: text-decoration-color 0.2s; }
:where(.article, .body, .faq-a, .note, .lede, .pull) a:hover, main p a:hover { text-decoration-color: currentColor; }
.menu a, .foot-top a, .toc a, .related a, .index a, .btn { text-decoration: none; }
.wrap { width: min(var(--w), 100% - 2 * var(--gutter)); margin-inline: auto; }
.section { padding: clamp(4.5rem, 10vw, 9rem) 0; position: relative; }
.section + .section { border-top: 1px solid var(--line); }
.dark { background: var(--dark); color: var(--dark-text); }
.dark + .section, .section + .dark { border-top: 0; }
.dark .muted { color: var(--dark-muted); }
.tint { background: var(--sand); }
.muted { color: var(--muted); }
.mono { font-family: var(--mono); font-size: 0.78rem; letter-spacing: 0.06em; text-transform: uppercase; }
.kicker { display: flex; align-items: center; gap: 0.9rem; font-family: var(--mono); font-size: 0.74rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); margin-bottom: 1.6rem; }
.kicker::before { content: ""; width: 2.2rem; height: 1px; background: currentColor; opacity: 0.6; }
.kicker b { font-weight: 600; color: var(--ink); white-space: nowrap; }
@media (max-width: 600px) { .hero .kicker span { display: none; } }
.dark .kicker { color: var(--dark-muted); } .dark .kicker b { color: var(--acid); }
.lede { font-size: clamp(1.15rem, 1.6vw, 1.35rem); line-height: 1.5; color: var(--ink-soft); max-width: 58ch; font-weight: 400; }
.dark .lede { color: var(--dark-muted); }
.head { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: end; margin-bottom: clamp(2.5rem, 6vw, 5rem); }
.head h2 { max-width: 16ch; margin: 0; }
.head .lede { margin: 0; }
@media (max-width: 900px) { .head { grid-template-columns: 1fr; gap: 1.2rem; align-items: start; } }
.rule { height: 1px; background: var(--line); border: 0; margin: 0; } .dark .rule { background: var(--dark-line); }

/* Buttons */
.btn { display: inline-flex; align-items: center; gap: 0.7rem; padding: 1rem 1.5rem 1rem 1.7rem; border-radius: 999px; font-family: var(--sans); font-weight: 700; font-size: 0.95rem; letter-spacing: -0.01em; border: 1px solid transparent; cursor: pointer; position: relative; overflow: hidden; transition: transform 0.4s var(--ease), background 0.3s, color 0.3s, border-color 0.3s; }
.btn svg { width: 16px; height: 16px; transition: transform 0.4s var(--ease); }
.btn:hover svg { transform: translateX(4px); }
.btn:hover { transform: translateY(-1px); }
.btn-ink { background: var(--ink); color: var(--paper); }
.btn-ink:hover { background: var(--ink-2); }
.btn-acid { background: var(--acid); color: var(--acid-ink); }
.btn-acid:hover { background: #d4ff4d; }
.btn-line { border-color: var(--line-strong); color: inherit; background: transparent; }
.btn-line:hover { border-color: currentColor; }
.dark .btn-line { border-color: var(--dark-line); } .dark .btn-line:hover { border-color: var(--dark-text); }
.link { font-weight: 700; display: inline-flex; align-items: center; gap: 0.5rem; position: relative; }
.link::after { content: ""; position: absolute; left: 0; right: 0; bottom: -3px; height: 1px; background: currentColor; transform: scaleX(0.3); transform-origin: left; transition: transform 0.4s var(--ease); opacity: 0.5; }
.link:hover::after { transform: scaleX(1); opacity: 1; }
.link svg { width: 14px; height: 14px; }

/* Progress + nav */
.progress { position: fixed; top: 0; left: 0; height: 2px; width: 0; background: var(--acid); z-index: 120; transition: width 0.1s linear; }
.nav { position: sticky; top: 0; z-index: 100; background: rgba(243,240,232,0.86); background: color-mix(in srgb, var(--paper) 86%, transparent); -webkit-backdrop-filter: blur(14px) saturate(1.3); backdrop-filter: blur(14px) saturate(1.3); border-bottom: 1px solid var(--line); }
.nav .wrap { display: flex; align-items: center; justify-content: space-between; height: 76px; gap: 2rem; }
.brand { display: inline-flex; align-items: baseline; gap: 0.5rem; font-family: var(--serif); font-size: 1.32rem; font-weight: 500; letter-spacing: -0.02em; white-space: nowrap; }
.brand .mark { display: inline-grid; place-items: center; width: 34px; height: 34px; border-radius: 9px; background: var(--ink); color: var(--acid); font-family: var(--mono); font-size: 0.8rem; font-weight: 700; letter-spacing: 0; align-self: center; }
.brand .tld { font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.1em; color: var(--muted); align-self: center; margin-left: 0.2rem; }
.menu { list-style: none; margin: 0; padding: 0; display: flex; gap: 2rem; align-items: center; }
.menu a { font-size: 0.92rem; font-weight: 600; color: var(--ink-soft); position: relative; padding: 0.3rem 0; }
.menu a::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 1px; background: var(--ink); transform: scaleX(0); transform-origin: left; transition: transform 0.35s var(--ease); }
.menu a:hover::after, .menu a[aria-current="page"]::after { transform: scaleX(1); }
.menu .btn { padding: 0.65rem 1rem 0.65rem 1.2rem; font-size: 0.85rem; }
.menu .btn-ink { color: var(--paper); }
.burger { display: none; background: none; border: 0; padding: 0.5rem; cursor: pointer; }
.burger span { display: block; width: 26px; height: 1.5px; background: var(--ink); margin: 6px 0; transition: transform 0.3s var(--ease), opacity 0.3s; }
@media (max-width: 980px) {
  .nav .wrap { min-width: 0; }
  .brand { font-size: 1.15rem; min-width: 0; }
  .brand .tld { display: none; }
  .burger { display: block; flex-shrink: 0; }
  .menu { position: absolute; top: 76px; left: 0; right: 0; flex-direction: column; align-items: stretch; gap: 0; background: var(--paper); border-bottom: 1px solid var(--line); padding: 0.5rem var(--gutter) 1.5rem; display: none; }
  .menu.open { display: flex; }
  .menu li { border-bottom: 1px solid var(--line); } .menu li:last-child { border: 0; padding-top: 1rem; }
  .menu a { display: block; padding: 1rem 0; font-size: 1.1rem; font-family: var(--serif); font-weight: 500; }
  .menu a::after { display: none; }
  .menu .btn { display: inline-flex; font-family: var(--sans); }
  .burger.open span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
  .burger.open span:nth-child(2) { opacity: 0; }
  .burger.open span:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }
}

/* Hero */
.hero { position: relative; padding: clamp(4rem, 9vw, 8rem) 0 clamp(3rem, 6vw, 5rem); overflow: hidden; }
.hero-grid { display: grid; grid-template-columns: 7fr 5fr; gap: clamp(2rem, 5vw, 5rem); align-items: center; }
@media (max-width: 980px) { .hero-grid { grid-template-columns: 1fr; } }
.hero h1 { max-width: 12ch; margin-bottom: 1.6rem; }
.hero h1 .u { position: relative; white-space: nowrap; z-index: 0; isolation: isolate; }
.hero h1 .u::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0.06em; height: 0.14em; background: var(--acid); z-index: -1; transform: scaleX(0); transform-origin: left; animation: draw 1.1s var(--ease) 0.6s forwards; }
@keyframes draw { to { transform: scaleX(1); } }
.hero .lede { margin-bottom: 2.4rem; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 0.8rem; align-items: center; margin-bottom: 3rem; }
.facts { display: grid; grid-template-columns: repeat(3, auto); gap: 2.5rem; justify-content: start; border-top: 1px solid var(--line); padding-top: 1.6rem; }
.facts div { display: grid; gap: 0.2rem; }
.facts b { font-family: var(--serif); font-size: clamp(1.6rem, 2.4vw, 2.2rem); font-weight: 500; letter-spacing: -0.03em; line-height: 1; }
.facts span { font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); }
@media (max-width: 420px) { .brand .word { display: none; } }
@media (max-width: 520px) { .facts { grid-template-columns: 1fr 1fr; gap: 1.5rem; } }
.diagram { position: relative; aspect-ratio: 1; max-width: 520px; margin-inline: auto; }
.diagram svg { width: 100%; height: 100%; overflow: visible; }
.diagram .ring { fill: none; stroke: var(--line-strong); stroke-width: 1; }
.diagram .flow { fill: none; stroke: var(--ink); stroke-width: 1.5; stroke-dasharray: 6 10; animation: spin 14s linear infinite; }
.diagram .flow2 { animation-direction: reverse; animation-duration: 20s; stroke: var(--acid-deep); }
@keyframes spin { to { stroke-dashoffset: -320; } }
.diagram .node { fill: var(--paper-2); stroke: var(--ink); stroke-width: 1.2; }
.diagram .node.hot { fill: var(--acid); stroke: var(--ink); }
.diagram text { font-family: var(--mono); font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase; fill: var(--ink); }
.diagram text.big { font-family: var(--serif); font-size: 26px; letter-spacing: -0.02em; text-transform: none; font-weight: 500; }
.diagram text.sm { font-size: 9px; fill: var(--muted); }
.diagram .cap { position: absolute; left: 0; right: 0; bottom: -2.4rem; text-align: center; font-family: var(--mono); font-size: 0.68rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); }
.diagram .pulse { animation: pulse 2.8s ease-in-out infinite; transform-origin: center; transform-box: fill-box; }
@keyframes pulse { 0%, 100% { transform: scale(1); } 50% { transform: scale(1.06); } }
@media (prefers-reduced-motion: reduce) { .diagram .flow, .diagram .pulse, .hero h1 .u::after { animation: none; } .hero h1 .u::after { transform: none; } }

/* Ticker */
.ticker { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--paper-2); overflow: hidden; white-space: nowrap; }
.ticker-track { display: inline-flex; gap: 0; animation: ticker 48s linear infinite; }
.ticker:hover .ticker-track { animation-play-state: paused; }
.ticker span { display: inline-flex; align-items: center; gap: 1.4rem; padding: 0.9rem 1.4rem 0.9rem 0; font-family: var(--mono); font-size: 0.74rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--ink-soft); }
.ticker span::after { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--acid-deep); }
@keyframes ticker { to { transform: translateX(-50%); } }
@media (prefers-reduced-motion: reduce) { .ticker-track { animation: none; } }

/* Editorial story */
.story { display: grid; grid-template-columns: 200px 1fr; gap: 3rem; padding: clamp(2rem, 4vw, 3.2rem) 0; border-top: 1px solid var(--line); }
.story:first-of-type { border-top: 0; }
.story .lbl { font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); padding-top: 0.5rem; display: flex; gap: 0.8rem; }
.story .lbl i { font-style: normal; color: var(--ink); }
.story .big { font-family: var(--serif); font-size: clamp(1.55rem, 2.6vw, 2.35rem); line-height: 1.22; letter-spacing: -0.02em; font-weight: 400; max-width: 30ch; }
.story .big em { color: var(--ink); }
.story .body { max-width: 66ch; }
.story .body p:last-child { margin: 0; }
.dropcap::first-letter { font-family: var(--serif); float: left; font-size: 4.4rem; line-height: 0.8; padding: 0.35rem 0.6rem 0 0; font-weight: 500; }
@media (max-width: 760px) { .story { grid-template-columns: 1fr; gap: 0.8rem; } }

/* Ledger table */
.ledger { width: 100%; border-collapse: collapse; font-size: 0.97rem; }
.ledger th, .ledger td { text-align: left; padding: 1.15rem 1rem 1.15rem 0; border-bottom: 1px solid var(--dark-line); vertical-align: top; }
.ledger th { font-family: var(--mono); font-size: 0.68rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--dark-muted); font-weight: 500; }
.ledger td:first-child { font-family: var(--serif); font-size: 1.25rem; letter-spacing: -0.015em; }
.ledger td small { display: block; font-family: var(--sans); font-size: 0.82rem; color: var(--dark-muted); margin-top: 0.15rem; }
.ledger .num { font-family: var(--mono); font-size: 0.86rem; }
.ledger tr:last-child td { border-bottom: 0; }
.ledger tr.hi td { color: #fff; }
.ledger tr.hi td:first-child { color: var(--acid); }
.evid { display: inline-flex; gap: 4px; } .evid i { width: 14px; height: 4px; background: var(--dark-line); border-radius: 2px; } .evid i.on { background: var(--acid); }
.verdict { display: inline-block; font-family: var(--mono); font-size: 0.66rem; letter-spacing: 0.1em; text-transform: uppercase; padding: 0.32rem 0.6rem; border-radius: 4px; border: 1px solid var(--dark-line); color: var(--dark-muted); }
.verdict.good { border-color: var(--acid); color: var(--acid); }
.verdict.bad { border-color: #6b3a2a; color: #e08a6c; }
.table-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.table-scroll .ledger { min-width: 720px; }

/* Index list (benefits) */
.index { border-top: 1px solid var(--line); }
.index a, .index .row { display: grid; grid-template-columns: 4rem 1fr 1.4fr auto; gap: 2rem; align-items: baseline; padding: 1.7rem 0; border-bottom: 1px solid var(--line); transition: padding-left 0.4s var(--ease); position: relative; }
.index a:hover { padding-left: 0.8rem; }
.index a::before { content: ""; position: absolute; left: 0; top: 0; bottom: -1px; width: 0; background: var(--ink); transition: width 0.4s var(--ease); }
.index a:hover::before { width: 3px; }
.index .n { font-family: var(--mono); font-size: 0.78rem; color: var(--muted); }
.index h3 { margin: 0; font-size: clamp(1.35rem, 2vw, 1.75rem); }
.index p { margin: 0; color: var(--muted); font-size: 0.98rem; max-width: 52ch; }
.status { font-family: var(--mono); font-size: 0.66rem; letter-spacing: 0.12em; text-transform: uppercase; padding: 0.35rem 0.65rem; border-radius: 4px; border: 1px solid var(--line-strong); white-space: nowrap; }
.status.proven { background: var(--ink); color: var(--acid); border-color: var(--ink); }
.status.probable { background: var(--acid); color: var(--acid-ink); border-color: var(--acid); }
.status.promising { background: transparent; }
@media (max-width: 820px) { .index a, .index .row { grid-template-columns: 3rem 1fr; gap: 0.5rem 1rem; } .index p { grid-column: 2; } .index .status { grid-column: 2; justify-self: start; } }

/* Steps */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; border-top: 1px solid var(--dark-line); border-left: 1px solid var(--dark-line); }
.step { padding: 2.2rem 2rem 2.4rem; border-right: 1px solid var(--dark-line); border-bottom: 1px solid var(--dark-line); position: relative; transition: background 0.3s; }
.step:hover { background: var(--dark-2); }
.step .n { font-family: var(--serif); font-size: 3.6rem; font-weight: 500; line-height: 1; letter-spacing: -0.04em; color: var(--acid); margin-bottom: 1.6rem; font-variation-settings: "opsz" 144; }
.step h3 { font-size: 1.35rem; color: #fff; }
.step p { color: var(--dark-muted); margin: 0; font-size: 0.97rem; }
@media (max-width: 980px) { .steps { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .steps { grid-template-columns: 1fr; } }

/* Dose matrix */
.matrix { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.matrix > div { background: var(--paper); padding: 1.8rem 1.6rem; }
.matrix .t { font-family: var(--mono); font-size: 0.68rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); margin-bottom: 1rem; }
.matrix .d { font-family: var(--serif); font-size: clamp(2rem, 3vw, 2.8rem); letter-spacing: -0.03em; line-height: 1; margin-bottom: 0.6rem; }
.matrix .d small { font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.08em; color: var(--muted); margin-left: 0.3rem; }
.matrix p { margin: 0; font-size: 0.9rem; color: var(--ink-soft); }
.matrix .st { display: inline-block; margin-top: 1rem; }
@media (max-width: 980px) { .matrix { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .matrix { grid-template-columns: 1fr; } }

/* Calculator */
.calc { background: var(--dark); color: var(--dark-text); padding: 2.4rem; border-radius: 4px; position: relative; color-scheme: dark; }
.calc::before { content: "INSTRUMENT · 01"; position: absolute; top: 1rem; right: 1.4rem; font-family: var(--mono); font-size: 0.62rem; letter-spacing: 0.16em; color: var(--dark-muted); }
.field { margin-bottom: 1.4rem; }
.field label, .field .lab { display: block; font-family: var(--mono); font-size: 0.68rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--dark-muted); margin-bottom: 0.6rem; }
.field input[type="number"], .field select { width: 100%; padding: 0.9rem 1rem; border: 1px solid var(--dark-line); border-radius: 4px; background: var(--dark-2); color: #fff; font: inherit; font-family: var(--mono); font-size: 1rem; -webkit-appearance: none; appearance: none; margin: 0; }
.field select { padding-right: 2.4rem; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%23c5f135' stroke-width='1.5'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 1rem center; }
.seg input[type="radio"] { -webkit-appearance: radio; appearance: auto; }
.seg label { -webkit-tap-highlight-color: transparent; }
.field input:focus, .field select:focus { outline: 1px solid var(--acid); outline-offset: 1px; }
.seg { display: grid; grid-template-columns: 1fr 1fr; gap: 0.5rem; }
.seg label { border: 1px solid var(--dark-line); border-radius: 4px; padding: 0.85rem 1rem; cursor: pointer; font-size: 0.92rem; display: flex; gap: 0.6rem; align-items: center; transition: 0.2s; color: var(--dark-muted); }
.seg label:has(input:checked) { border-color: var(--acid); color: #fff; background: var(--dark-2); }
.seg input { accent-color: var(--acid); }
.readout { border-top: 1px solid var(--dark-line); margin-top: 1.8rem; padding-top: 1.6rem; }
.readout .big { font-family: var(--serif); font-size: clamp(3rem, 5vw, 4.4rem); line-height: 1.1; letter-spacing: -0.03em; color: var(--acid); font-weight: 600; font-variation-settings: "opsz" 48, "SOFT" 0; }
.readout .big small { font-family: var(--mono); font-size: 0.78rem; letter-spacing: 0.1em; color: var(--dark-muted); margin-left: 0.5rem; text-transform: uppercase; }
.readout p { color: var(--dark-muted); font-size: 0.95rem; margin: 0.8rem 0 0; }
.rows { display: grid; gap: 0; margin-top: 1.4rem; border-top: 1px solid var(--dark-line); }
.rows div { display: flex; justify-content: space-between; gap: 1rem; padding: 0.7rem 0; border-bottom: 1px solid var(--dark-line); font-size: 0.9rem; color: var(--dark-muted); }
.rows b { font-family: var(--mono); font-weight: 500; color: #fff; font-size: 0.86rem; text-align: right; }
.calc-note { font-family: var(--mono); font-size: 0.66rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--dark-muted); margin: 1.2rem 0 0; }

/* Checklist (editorial numbered) */
.check { counter-reset: c; list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 0 3rem; border-top: 1px solid var(--line); }
.check li { counter-increment: c; display: grid; grid-template-columns: 2.4rem 1fr; gap: 1rem; padding: 1.5rem 0; border-bottom: 1px solid var(--line); }
.check li::before { content: counter(c, decimal-leading-zero); font-family: var(--mono); font-size: 0.78rem; color: var(--muted); padding-top: 0.35rem; }
.check b { display: block; font-family: var(--serif); font-size: 1.25rem; font-weight: 500; letter-spacing: -0.015em; margin-bottom: 0.3rem; }
.check span { color: var(--muted); font-size: 0.95rem; }
@media (max-width: 820px) { .check { grid-template-columns: 1fr; } }

/* Trio columns */
.trio { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; border-top: 1px solid var(--dark-line); }
.trio > div { padding: 2.2rem 2rem 2.2rem 0; border-bottom: 1px solid var(--dark-line); }
.trio > div + div { padding-left: 2rem; border-left: 1px solid var(--dark-line); }
.trio .n { font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.14em; color: var(--acid); margin-bottom: 1.2rem; }
.trio h3 { color: #fff; font-size: 1.5rem; }
.trio p { color: var(--dark-muted); margin: 0; font-size: 0.97rem; }
@media (max-width: 820px) { .trio { grid-template-columns: 1fr; } .trio > div + div { padding-left: 0; border-left: 0; } }

/* Quote / callout */
.pull { border-left: 2px solid var(--ink); padding: 0.4rem 0 0.4rem 1.6rem; margin: 2.2rem 0; font-family: var(--serif); font-size: clamp(1.3rem, 2vw, 1.7rem); line-height: 1.3; letter-spacing: -0.015em; font-weight: 400; max-width: 34ch; }
.pull.acid { border-color: var(--acid-deep); }
.note { background: var(--paper-2); border: 1px solid var(--line); border-radius: 4px; padding: 1.3rem 1.5rem 1.3rem 1.5rem; margin: 1.8rem 0; position: relative; font-size: 0.97rem; }
.note::before { content: attr(data-label); display: block; font-family: var(--mono); font-size: 0.64rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); margin-bottom: 0.5rem; }
.note p:last-child { margin: 0; }
.note.warn { border-color: #e2b8a6; background: #fbf1ec; } .note.warn::before { color: var(--rust); }
.dark .note { background: var(--dark-2); border-color: var(--dark-line); }

/* FAQ */
.faq { border-top: 1px solid var(--line); }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-q { width: 100%; background: none; border: 0; padding: 1.5rem 0; font: inherit; text-align: left; display: grid; grid-template-columns: 3rem 1fr 2rem; gap: 1rem; align-items: baseline; cursor: pointer; color: inherit; }
.faq-q .n { font-family: var(--mono); font-size: 0.72rem; color: var(--muted); }
.faq-q .q { font-family: var(--serif); font-size: clamp(1.2rem, 1.8vw, 1.5rem); font-weight: 500; letter-spacing: -0.015em; line-height: 1.25; }
.faq-q .x { position: relative; width: 20px; height: 20px; justify-self: end; align-self: center; }
.faq-q .x::before, .faq-q .x::after { content: ""; position: absolute; background: currentColor; left: 50%; top: 50%; transition: transform 0.35s var(--ease); }
.faq-q .x::before { width: 16px; height: 1.5px; transform: translate(-50%, -50%); }
.faq-q .x::after { width: 1.5px; height: 16px; transform: translate(-50%, -50%); }
.faq-item.open .faq-q .x::after { transform: translate(-50%, -50%) rotate(90deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height 0.45s var(--ease); }
.faq-a > div { padding: 0 2rem 1.8rem 4rem; color: var(--ink-soft); max-width: 70ch; }
.faq-a p:last-child { margin: 0; }
@media (max-width: 600px) { .faq-q { grid-template-columns: 1fr 2rem; } .faq-q .n { display: none; } .faq-a > div { padding-left: 0; } }

/* CTA */
.cta { background: var(--acid); color: var(--acid-ink); padding: clamp(3.5rem, 7vw, 6rem) 0; }
.cta .wrap { display: grid; grid-template-columns: 1fr auto; gap: 2rem; align-items: center; }
.cta h2 { margin: 0; max-width: 18ch; }
.cta p { margin: 0.6rem 0 0; color: #33420a; max-width: 50ch; }
@media (max-width: 760px) { .cta .wrap { grid-template-columns: 1fr; } }

/* Article / guide pages */
.page-hero { padding: clamp(3.5rem, 7vw, 6rem) 0 clamp(2.5rem, 5vw, 4rem); border-bottom: 1px solid var(--line); }
.crumbs { font-family: var(--mono); font-size: 0.68rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); margin-bottom: 2rem; display: flex; gap: 0.8rem; }
.crumbs a:hover { color: var(--ink); }
.page-hero h1 { font-size: clamp(2.5rem, 5.6vw, 4.8rem); max-width: 16ch; }
.page-hero .lede { margin-top: 1.4rem; }
.meta { display: flex; gap: 2.5rem; flex-wrap: wrap; margin-top: 2.2rem; padding-top: 1.4rem; border-top: 1px solid var(--line); }
.meta div { display: grid; gap: 0.15rem; font-family: var(--mono); font-size: 0.68rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); }
.meta b { color: var(--ink); font-weight: 500; }
.layout { display: grid; grid-template-columns: 240px minmax(0, 1fr); gap: clamp(2.5rem, 6vw, 6rem); align-items: start; }
.layout aside { position: sticky; top: 100px; }
@media (max-width: 900px) { .layout { grid-template-columns: 1fr; } .layout aside { position: static; } }
.toc h4 { font-family: var(--mono); font-size: 0.66rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); font-weight: 500; margin-bottom: 1rem; }
.toc ol { list-style: none; margin: 0; padding: 0; border-left: 1px solid var(--line); }
.toc a { display: block; padding: 0.45rem 0 0.45rem 1rem; font-size: 0.9rem; color: var(--muted); border-left: 1px solid transparent; margin-left: -1px; transition: 0.2s; }
.toc a:hover, .toc a.active { color: var(--ink); border-left-color: var(--ink); }
.side-cta { margin-top: 2rem; padding-top: 1.5rem; border-top: 1px solid var(--line); }
.side-cta p { font-size: 0.9rem; color: var(--muted); }
.article { max-width: 720px; font-size: 1.1rem; line-height: 1.68; }
.article > p:first-of-type { font-size: 1.25rem; line-height: 1.5; color: var(--ink-soft); }
.article h2 { font-size: clamp(1.9rem, 3.2vw, 2.7rem); margin: 3.2rem 0 1.1rem; padding-top: 1.4rem; border-top: 1px solid var(--line); display: flex; gap: 1rem; align-items: baseline; flex-wrap: wrap; }
.article h2 .status { font-size: 0.6rem; }
.article h3 { margin: 2.2rem 0 0.6rem; }
.article ul, .article ol { padding-left: 1.2rem; } .article li { margin-bottom: 0.55rem; padding-left: 0.3rem; }
.article li::marker { font-family: var(--mono); font-size: 0.8em; color: var(--muted); }
.article table { width: 100%; border-collapse: collapse; margin: 1.6rem 0; font-size: 0.95rem; }
.article th, .article td { text-align: left; padding: 0.85rem 0.8rem 0.85rem 0; border-bottom: 1px solid var(--line); vertical-align: top; }
.article th { font-family: var(--mono); font-size: 0.66rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); font-weight: 500; }
.article td:first-child { font-weight: 700; }
.related { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--line); border: 1px solid var(--line); margin-top: 1.5rem; }
.related a { background: var(--paper); padding: 1.5rem 1.6rem; display: grid; gap: 0.35rem; transition: background 0.25s; }
.related a:hover { background: var(--paper-2); }
.related a small { font-family: var(--mono); font-size: 0.64rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); }
.related a b { font-family: var(--serif); font-weight: 500; font-size: 1.25rem; letter-spacing: -0.015em; display: flex; justify-content: space-between; gap: 1rem; }
@media (max-width: 600px) { .related { grid-template-columns: 1fr; } }

/* Footer */
.footer { background: var(--dark); color: var(--dark-muted); padding: clamp(4rem, 8vw, 7rem) 0 2rem; }
.foot-top { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 3rem; padding-bottom: 3.5rem; border-bottom: 1px solid var(--dark-line); }
.foot-top h4 { font-family: var(--mono); font-size: 0.66rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--dark-muted); font-weight: 500; margin-bottom: 1.2rem; }
.foot-top ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.6rem; }
.foot-top a { color: var(--dark-text); font-size: 0.95rem; transition: color 0.2s; } .foot-top a:hover { color: var(--acid); }
.foot-top p { font-size: 0.95rem; max-width: 40ch; }
.big-brand { font-family: var(--serif); font-size: clamp(2rem, 4vw, 3rem); color: #fff; letter-spacing: -0.03em; line-height: 1; margin-bottom: 1.2rem; }
.big-brand em { color: var(--acid); }
.foot-bot { display: flex; justify-content: space-between; gap: 1.5rem; flex-wrap: wrap; padding-top: 1.6rem; font-family: var(--mono); font-size: 0.66rem; letter-spacing: 0.1em; text-transform: uppercase; }
.foot-bot a { color: var(--dark-text); } .foot-bot a:hover { color: var(--acid); }
.disclaimer { font-size: 0.8rem; max-width: 84ch; margin-top: 1.4rem; color: #6f776f; }
@media (max-width: 900px) { .foot-top { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .foot-top { grid-template-columns: 1fr; } }

/* Reveal */
[data-reveal] { opacity: 0; transform: translateY(18px); transition: opacity 0.9s var(--ease), transform 0.9s var(--ease); }
[data-reveal].in { opacity: 1; transform: none; }
[data-reveal-stagger] > * { opacity: 0; transform: translateY(14px); transition: opacity 0.8s var(--ease), transform 0.8s var(--ease); }
[data-reveal-stagger].in > * { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { [data-reveal], [data-reveal-stagger] > * { opacity: 1; transform: none; transition: none; } html { scroll-behavior: auto; } }
.skip { position: absolute; left: -999px; top: 0; background: var(--acid); color: var(--acid-ink); padding: 0.6rem 1rem; z-index: 200; }
.skip:focus { left: 1rem; top: 1rem; }

/* Measures reference */
.measures { list-style: none; margin: 2rem 0 0; padding: 0; border-top: 1px solid var(--line); }
.measures li { display: flex; justify-content: space-between; gap: 1rem; padding: 0.85rem 0; border-bottom: 1px solid var(--line); font-size: 0.95rem; }
.measures b { font-family: var(--mono); font-weight: 500; font-size: 0.82rem; letter-spacing: 0.02em; white-space: nowrap; }

.calc-grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: clamp(2rem, 5vw, 5rem); align-items: start; }
@media (max-width: 900px) { .calc-grid { grid-template-columns: 1fr; } .calc { padding: 1.6rem; } }
.btn, .faq-q, .burger { -webkit-tap-highlight-color: transparent; }