/* Touch of Paint: the Mixing Room's visual language (paper, ink, rust, Georgia over Arial, square corners, streaked swatches). */
:root {
  --paper: #f5f2e9; --ink: #292e28; --muted: #707267; --line: #d8d8ca; --rust: #99462e; --rust-2: #a04b34;
  --sage: #e2e6d9; --panel: #fcfaf4; --aside: #e9ebdf; --aside-line: #dbdfd0; --hover: #e6e5d9;
  --ok: #3f5a36; --bad: #8e3a24; --bad-bg: #f1ddd3; --meh: #6c5a2a; --meh-bg: #eee6cf;
  --serif: Georgia, "Times New Roman", serif; --sans: Arial, Helvetica, sans-serif;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 15px/1.5 var(--sans); }
button, input { font: inherit; color: inherit; }
button { cursor: pointer; }
a { color: inherit; }
button:focus-visible, a:focus-visible, summary:focus-visible, input:focus-visible, canvas:focus-visible { outline: 3px solid #a75236; outline-offset: 4px; }

/* header + intro */
header { max-width: 1440px; margin: auto; padding: 24px 5%; display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid var(--line); }
.brand { text-decoration: none; display: flex; gap: 12px; align-items: center; }
.brand-logo { width: 40px; height: 43px; display: block; }
.brand-name { font: 400 24px/1.05 var(--serif); letter-spacing: -.5px; color: var(--ink); }
.brand-dot { color: var(--rust-2); }
.header-link { font-size: 13px; text-decoration: none; border: 1px solid var(--line); padding: 10px 16px; border-radius: 3px; }
.header-link:hover { background: var(--hover); }

main { max-width: 1440px; margin: auto; padding: 0 5%; }
.intro { display: grid; grid-template-columns: 1.1fr 1fr; gap: 8%; padding: 56px 0 48px; align-items: center; }
.eyebrow { font-size: 10px; letter-spacing: 2.4px; font-weight: bold; color: var(--muted); margin: 0 0 14px; text-transform: uppercase; }
h1 { font: normal clamp(42px, 5.4vw, 76px)/1.03 var(--serif); letter-spacing: -2.5px; margin: 8px 0 22px; }
h2 { font: normal 26px/1.18 var(--serif); margin: 0; }
h3 { font: normal 21px/1.2 var(--serif); margin: 0; }
.lede { max-width: 420px; font-size: 17px; color: #62675b; margin: 0 0 14px; }
.quiet { color: var(--muted); font-size: 12px; margin: 0; }
.hero-art { background: #e5e5d9; padding: 30px 28px; transform: rotate(-2deg); box-shadow: 0 7px 13px #262b2010; }
#heroLadder { display: flex; gap: 8px; height: 110px; }
#heroLadder i { flex: 1; display: block; clip-path: polygon(6% 3%, 94% 1%, 100% 89%, 94% 99%, 1% 95%, 0 15%); transform: rotate(3deg); }
.hero-art p { font-size: 9px; letter-spacing: 2px; display: flex; justify-content: space-between; margin: 14px 0 0; }
.hero-caption { font: italic 36px/1.05 var(--serif); margin: 24px 0 0 5px; color: #555c4b; }

/* workspace: steps on the left, suggestions in the inspector on the right */
.work { display: grid; grid-template-columns: minmax(0, 1fr) 400px; gap: 30px; align-items: start; border-top: 1px solid var(--line); padding-top: 32px; }
.work-main { display: grid; gap: 22px; min-width: 0; }
.work-side { background: var(--aside); border: 1px solid var(--aside-line); padding: 23px; position: sticky; top: 16px; max-height: calc(100vh - 32px); overflow: auto; min-width: 0; }
.work-side h2 { margin-bottom: 16px; font-size: 30px; }
.panel { background: var(--panel); border: 1px solid var(--line); padding: 24px; min-width: 0; }
.section-head { display: flex; align-items: baseline; gap: 12px; margin-bottom: 4px; }
.step { font-size: 11px; color: var(--muted); letter-spacing: 1px; }
.section-line { display: flex; align-items: end; justify-content: space-between; gap: 20px; margin-bottom: 8px; }
.section-line > span { font-size: 9px; letter-spacing: 1.5px; color: var(--muted); }
.hint { margin: 4px 0 16px; color: var(--muted); font-size: 13px; max-width: 650px; }
.hint.small { font-size: 12px; margin: 8px 0 0; }
.empty { padding: 26px; border: 1px dashed var(--line); color: var(--muted); margin: 0; font-size: 13px; }
.work-side .empty { border-color: #cdd3c1; }
.warn { margin: 0 0 12px; color: var(--bad); font-weight: bold; font-size: 13px; }
.link { background: none; border: 0; padding: 0; color: var(--rust); text-decoration: underline; text-underline-offset: 2px; font-size: 12px; margin-top: 6px; }
.link.danger { color: var(--muted); text-decoration: none; font-size: 16px; padding: 0 4px; }

/* buttons */
.btn { border: 1px solid var(--rust); background: var(--rust); color: #fff; padding: 10px 16px; border-radius: 3px; font-size: 13px; min-height: 42px; }
.btn:hover { background: #803a27; }
.btn:disabled { opacity: .45; cursor: default; }
.btn.ghost { background: transparent; color: var(--ink); border-color: var(--line); display: inline-flex; align-items: center; }
.btn.ghost:hover { background: var(--hover); }
.btn.small { min-height: 32px; padding: 4px 12px; font-size: 12px; }

/* swatches: flat rectangles with the Mixing Room's streak */
.sw, .lsw, .pile-swatch { position: relative; overflow: hidden; }
.sw::after, .lsw::after, .pile-swatch::after { content: ""; position: absolute; inset: 0; opacity: .13; background: repeating-linear-gradient(177deg, transparent, transparent 5px, #fff 6px, transparent 7px); pointer-events: none; }
.sw { width: 52px; height: 40px; flex: none; }
.sw.big { width: 76px; height: 54px; }
.sw.small { width: 34px; height: 26px; }
.lsw { width: 100%; aspect-ratio: 1.3; }
.tube-dot { width: 22px; height: 18px; display: inline-block; flex: none; vertical-align: -3px; clip-path: polygon(12% 5%, 75% 0, 100% 30%, 93% 89%, 30% 100%, 0 64%, 3% 25%); border: 1px solid rgba(0, 0, 0, .2); }

/* 01 pile */
.pile-row { display: flex; gap: 18px; align-items: center; margin-bottom: 18px; }
.pile-swatch::after { opacity: .07; }
.pile-swatch { width: 120px; height: 82px; flex: none; clip-path: polygon(6% 3%, 94% 1%, 100% 89%, 94% 99%, 1% 95%, 0 15%); transition: background .25s; }
.pile-swatch.blank { background: repeating-linear-gradient(-45deg, transparent 0 6px, var(--line) 6px 7px); }
.pile-name { margin: 0; font: normal 22px/1.2 var(--serif); }
.pile-parts { margin: 3px 0 0; color: var(--muted); font-size: 12px; }

.tubes { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 8px; }
.tube { position: relative; min-width: 0; }
.tube-add { width: 100%; min-height: 52px; display: flex; align-items: center; gap: 9px; padding: 8px 10px; background: transparent; border: 1px solid var(--line); border-radius: 3px; text-align: left; }
.tube-add:hover { background: var(--hover); }
.tube.on .tube-add { border-color: var(--ink); background: var(--panel); }
.tube-name { font-size: 12px; line-height: 1.2; flex: 1; min-width: 0; }
.count { font-size: 11px; font-weight: bold; background: var(--ink); color: var(--paper); padding: 1px 7px; border-radius: 30px; }
.tube-minus { position: absolute; top: -9px; right: -7px; width: 24px; height: 24px; border-radius: 50%; border: 1px solid var(--line); background: var(--paper); font-size: 14px; line-height: 1; padding: 0; }
.palette-edit { margin-top: 18px; font-size: 12px; color: var(--muted); }
.palette-edit summary { cursor: pointer; }
.palette-box { margin: 0 0 14px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.palette-box > summary { cursor: pointer; list-style: none; display: flex; align-items: baseline; gap: 12px; padding: 12px 0; font-size: 13px; }
.palette-box > summary::-webkit-details-marker { display: none; }
.palette-box > summary .ask-label { margin: 0; }
.palette-box .change { margin-left: auto; color: var(--rust); text-decoration: underline; text-underline-offset: 2px; font-size: 12px; }
.palette-box[open] .change { visibility: hidden; }
.palette-box[open] { padding-bottom: 16px; }
.filters { display: flex; gap: 8px; margin: 12px 0 16px; flex-wrap: wrap; }
.filters button { font-size: 12px; border-radius: 30px; padding: 7px 15px; border: 1px solid var(--line); background: transparent; }
.filters button:hover { background: var(--hover); }
.filters button[aria-pressed="true"] { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.filters small { font-size: 10px; opacity: .7; margin-left: 3px; }
.avail { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 4px 24px; color: var(--ink); }
.avail fieldset { border: 0; margin: 0 0 10px; padding: 0; min-width: 0; }
.avail legend { font-size: 9px; font-weight: bold; letter-spacing: 1.5px; text-transform: uppercase; color: var(--muted); padding: 0; margin-bottom: 4px; }
.avail input { accent-color: var(--rust); }
.avail label { display: flex; align-items: center; gap: 8px; font-size: 12px; padding: 3px 0; }
.avail small { color: var(--muted); font-size: 10px; }
.tube.off .tube-add { border-style: dashed; opacity: .75; }
.examples { margin-top: 16px; }
.ex-row { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 8px; margin-top: 6px; }
.ex { display: flex; gap: 10px; align-items: center; text-align: left; padding: 9px 10px; border: 1px dashed var(--line); border-radius: 3px; background: none; font-size: 12px; line-height: 1.3; }
.ex:hover { background: var(--hover); }
.ex .lsw { width: 30px; flex: none; aspect-ratio: 1; }
.ex strong { font: normal 15px/1.2 var(--serif); }
.ex small { color: var(--muted); font-size: 11px; }
.tune-row { display: flex; gap: 12px; align-items: center; padding: 10px 0; border-top: 1px solid var(--line); color: var(--ink); }
.tune-text { flex: 1; min-width: 0; font-size: 12px; }
.tune-text strong { font: normal 15px var(--serif); }
.tune-note { color: var(--muted); margin-left: 6px; }
.tune-note .link { margin: 0; font-size: 11px; }
.tune-btns { display: flex; gap: 6px; align-items: center; margin-top: 6px; color: var(--muted); }

/* 02 asks */
.tabs { display: flex; gap: 26px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); margin: 12px 0 14px; }
.tabs button { border: 0; border-bottom: 3px solid transparent; background: none; padding: 14px 0; color: var(--muted); font-size: 13px; border-radius: 0; }
.tabs button[aria-selected="true"] { border-color: var(--rust); color: var(--ink); }
.ask { margin-bottom: 14px; }
.ask-label { display: block; font-size: 9px; font-weight: bold; letter-spacing: 1.5px; color: var(--muted); text-transform: uppercase; margin-bottom: 6px; }
.seg { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 5px; }
.seg button { border: 1px solid var(--line); background: transparent; border-radius: 3px; padding: 9px 2px; font-size: 12px; line-height: 1.15; min-height: 42px; }
.seg button:hover { background: var(--hover); }
.seg button.mid { color: var(--muted); }
.seg button[aria-checked="true"] { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.seg button.mid[aria-checked="true"] { background: var(--sage); color: var(--ink); border-color: var(--sage); }
.match-row { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.color-pick { display: inline-flex; align-items: center; gap: 8px; font-size: 13px; }
.color-pick input { width: 54px; height: 40px; border: 1px solid var(--line); border-radius: 3px; padding: 2px; background: var(--panel); }
.file { position: relative; overflow: hidden; }
.file input { position: absolute; inset: 0; opacity: 0; cursor: pointer; }
.photo { margin-top: 12px; }
.photo canvas { display: block; width: 100%; height: auto; background: #e5e5d9; cursor: crosshair; touch-action: pan-y; }
.goal { margin-top: 16px; padding: 14px; background: var(--sage); display: flex; gap: 16px; align-items: center; flex-wrap: wrap; }
.goal-swatches { display: flex; gap: 8px; align-items: center; }
.goal-swatches > div { font-size: 10px; color: var(--muted); }
.goal-text { margin: 0; color: #4f5548; font-size: 12px; flex: 1; min-width: 180px; }
.arrow { color: var(--muted); }

/* 03 suggestions, in the inspector */
.feedback { background: var(--panel); border: 1px solid var(--rust); padding: 14px; margin-bottom: 16px; }
.feedback p { margin: 0 0 10px; font-size: 13px; }
.feedback.note { display: flex; gap: 12px; align-items: flex-start; border-color: var(--aside-line); }
.feedback.note p { margin: 0; flex: 1; }
.feedback.note .link { margin: 0; }
.verdicts { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 5px; }
.verdicts .btn { justify-content: center; padding: 8px 4px; font-size: 12px; background: var(--paper); }

.sug { display: grid; grid-template-columns: 1fr; gap: 10px; padding: 16px 0; border-top: 1px solid #cdd3c1; }
.sug:first-child { border-top: 0; padding-top: 0; }
.sug-swatches { display: flex; align-items: center; gap: 6px; }
.vs { font-size: 10px; color: var(--muted); margin-left: 6px; }
.kicker { margin: 0 0 4px; font-size: 9px; letter-spacing: 1.5px; text-transform: uppercase; color: var(--rust); font-weight: bold; }
.paint { white-space: nowrap; }
.paint .tube-dot { width: 16px; height: 13px; margin: 0 4px 0 2px; vertical-align: -1px; }
.amt-row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin: 6px 0 8px; }
.amt { margin: 4px 0 8px; font-size: 12px; color: #626858; }
.amt-row .amt { margin: 0; flex: 1; min-width: 150px; }
.dabs { flex: none; color: var(--ink); }
.chips { display: flex; flex-wrap: wrap; gap: 5px; margin-bottom: 10px; }
.chip { font-size: 11px; padding: 2px 9px; border-radius: 30px; border: 1px solid transparent; }
.chip.ok { background: var(--panel); color: var(--ok); border-color: #c9d1bd; }
.chip.bad { background: var(--bad-bg); color: var(--bad); font-weight: bold; }
.chip.meh { background: var(--meh-bg); color: var(--meh); }
.chip.plain { background: transparent; color: var(--muted); border-color: #cdd3c1; }
.ladder-wrap { margin: 0 0 10px; font-size: 12px; }
.ladder-wrap summary { cursor: pointer; color: var(--muted); }
.ladder { display: grid; grid-template-columns: repeat(8, minmax(0, 1fr)); gap: 4px; margin-top: 10px; }
.ladder.plain { grid-template-columns: repeat(7, minmax(0, 1fr)); margin-top: 8px; }
.rung { display: flex; flex-direction: column; align-items: stretch; gap: 3px; font-size: 10px; color: var(--muted); background: none; border: 0; padding: 0; text-align: center; }
.rung.best .lsw { outline: 2px solid var(--rust); outline-offset: 2px; }
.rung.now span, .rung.goal span { font-weight: bold; }
button.rung:hover .lsw { transform: translateY(-2px); }

.fresh { margin-top: 14px; padding: 14px; background: var(--panel); border: 1px solid var(--aside-line); }
.fresh p { margin: 0 0 8px; font-size: 12px; }
.fresh-row { display: flex; gap: 14px; align-items: center; }
.recipe-line { margin: 0 0 8px; font: normal 18px/1.35 var(--serif); }
.recipe-line strong { font-weight: normal; color: var(--rust); }
.trace { color: var(--muted); font: 12px var(--sans); }
.fresh-more { margin-top: 14px; font-size: 12px; color: var(--muted); }
.fresh-more summary { cursor: pointer; }
.fresh-more .fresh { color: var(--ink); }

/* record */
.log { margin-top: 30px; }
.history { list-style: none; padding: 0; margin: 16px 0 12px; display: flex; flex-wrap: wrap; gap: 6px; }
.history li { display: flex; align-items: center; gap: 6px; font-size: 11px; border: 1px solid var(--line); border-radius: 30px; padding: 3px 10px 3px 4px; color: var(--muted); }
.history .lsw { width: 16px; aspect-ratio: 1; border-radius: 50%; }
.log-actions { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.save { display: flex; gap: 6px; flex: 1; min-width: 240px; max-width: 520px; }
.save input { flex: 1; min-width: 0; border: 1px solid var(--line); border-radius: 3px; padding: 8px 12px; background: var(--paper); }
.saved-h { margin: 22px 0 6px; font-size: 18px; }
.saved { list-style: none; padding: 0; margin: 0; }
.saved li { display: grid; grid-template-columns: 34px auto 1fr auto auto; gap: 12px; align-items: center; padding: 8px 0; border-top: 1px solid var(--line); font-size: 13px; }
.saved .lsw { width: 34px; }
.saved-name { font: normal 16px var(--serif); }
.saved-rec { color: var(--muted); font-size: 12px; }
.saved-rec strong { font-weight: bold; color: var(--ink); }
.saved .link { margin: 0; }

.every { margin: 22px 0 40px; }
.every summary { cursor: pointer; list-style: none; display: block; }
.every summary::-webkit-details-marker { display: none; }
.every summary .eyebrow { display: block; margin-bottom: 6px; }
.every summary h2::after { content: " +"; color: var(--muted); }
.every[open] summary h2::after { content: " −"; }
.every-row { padding: 12px 0; border-top: 1px solid var(--line); }
.every-row p { margin: 0; font-size: 13px; }
.every-words { color: var(--muted); margin-left: 6px; }

footer { max-width: 1440px; margin: auto; padding: 25px 5% 40px; border-top: 1px solid var(--line); font-size: 11px; color: var(--muted); display: grid; grid-template-columns: 2fr 1fr; gap: 30px; }
footer p { margin: 0; max-width: 720px; }
.toast { position: fixed; bottom: 20px; left: 50%; transform: translate(-50%, 20px); background: var(--ink); color: #fff; padding: 10px 16px; border-radius: 3px; font-size: 13px; opacity: 0; pointer-events: none; transition: .25s; max-width: calc(100% - 32px); }
.toast.show { opacity: 1; transform: translate(-50%, 0); }

/* geometry */
.geom { margin-top: 22px; position: relative; }
.geom > summary { cursor: pointer; list-style: none; display: block; }
.geom > summary::-webkit-details-marker { display: none; }
.geom > summary .eyebrow { display: block; margin-bottom: 6px; }
.geom > summary h2::after { content: " +"; color: var(--muted); }
.geom[open] > summary h2::after { content: " −"; }
.geom-plots { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 24px; margin: 8px 0 12px; }
.ks-note { max-width: 900px; margin: 0 0 12px; }
.geom figure { margin: 0; min-width: 0; display: grid; grid-row: span 2; grid-template-rows: subgrid; row-gap: 8px; }
/* title on one line, note always below it; subgrid makes every caption as tall as the tallest, so the plots line up */
.geom figcaption { display: block; align-self: end; }
.geom figcaption .eyebrow { display: block; margin: 0 0 3px; }
.axis-note { display: block; font-size: 11px; line-height: 1.35; color: var(--muted); min-height: 2.7em; }
@supports not (grid-template-rows: subgrid) { .geom figure { display: block; } .geom figcaption { margin-bottom: 8px; } }
.plot-wrap { background: var(--paper); border: 1px solid var(--line); }
.plot-wrap svg { display: block; width: 100%; height: auto; }
.geo-verdict { font: normal 18px/1.4 var(--serif); margin: 6px 0 10px; max-width: 760px; }
.geo-legend { display: flex; flex-wrap: wrap; gap: 6px 14px; font-size: 11px; color: var(--muted); margin-bottom: 18px; }
.geo-legend span { display: inline-flex; align-items: center; gap: 6px; }
.geo-legend i { width: 16px; height: 2px; display: inline-block; }
.geo-order { border-top: 1px solid var(--line); padding-top: 16px; }
.geo-order .hint { margin-top: 0; }
.geo-order-row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; font-size: 13px; color: var(--muted); }
.geo-order-row select { border: 1px solid var(--line); border-radius: 3px; padding: 7px 10px; background: var(--paper); font-size: 13px; color: var(--ink); }
.geo-tip { position: absolute; pointer-events: none; background: var(--ink); color: #fff; font-size: 12px; padding: 7px 10px; border-radius: 3px; max-width: 240px; z-index: 5; display: flex; gap: 8px; align-items: center; }
.geo-tip i { width: 18px; height: 18px; flex: none; display: block; border: 1px solid rgba(255,255,255,.4); }
.geo-hit { cursor: pointer; }

/* mix enough */
.enough { margin-top: 22px; }
.enough-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr); gap: 30px; align-items: start; }
.field { display: block; margin-bottom: 16px; }
.field select, .canvas-row input { border: 1px solid var(--line); border-radius: 3px; padding: 8px 10px; background: var(--paper); font-size: 13px; }
.field > select { width: 100%; }
.canvas-row { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.custom-size { display: inline-flex; gap: 6px; align-items: center; color: var(--muted); font-size: 13px; }
.custom-size input { width: 70px; }
.seg.units { display: inline-grid; grid-template-columns: repeat(2, 44px); }
.seg.units button { min-height: 36px; }
.seg.four { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.seg.three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.seg small { display: block; font-size: 10px; opacity: .75; margin-top: 2px; }
.enough-out { background: var(--aside); border: 1px solid var(--aside-line); padding: 20px; min-width: 0; }
.enough-total { display: flex; gap: 16px; align-items: center; margin-bottom: 14px; }
.enough-total .big-num { font: normal 34px/1 var(--serif); }
.enough-total p { margin: 4px 0 0; font-size: 12px; color: var(--muted); }
.checklist { list-style: none; padding: 0; margin: 0 0 14px; }
.checklist li { display: grid; grid-template-columns: 22px 24px 1fr auto; gap: 10px; align-items: center; padding: 9px 0; border-top: 1px solid #cdd3c1; font-size: 13px; }
.checklist input { width: 18px; height: 18px; accent-color: var(--rust); margin: 0; }
.checklist .nm { font: normal 16px/1.2 var(--serif); }
.checklist .sub { display: block; font: 11px var(--sans); color: var(--muted); }
.checklist .qty { text-align: right; font-size: 13px; }
.checklist li.done .nm, .checklist li.done .qty { text-decoration: line-through; color: var(--muted); }
.checklist .warn-line { grid-column: 3 / -1; font-size: 11px; color: var(--bad); }
.tips { margin: 0 0 12px; padding-left: 18px; font-size: 12px; color: #4f5548; }
.tips li { margin: 3px 0; }
.enough-actions { display: flex; gap: 8px; flex-wrap: wrap; }
.mix-link { margin-left: 10px; }

@media print {
  body.print-enough header, body.print-enough .intro, body.print-enough .work, body.print-enough .log, body.print-enough .every, body.print-enough footer, body.print-enough .enough-inputs, body.print-enough .enough-actions, body.print-enough .enough .hint { display: none !important; }
  body.print-enough { background: #fff; }
  body.print-enough .enough { border: 0; }
  body.print-enough .enough-grid { display: block; }
  body.print-enough .enough-out { background: #fff; border: 1px solid #999; }
  body.print-enough * { -webkit-print-color-adjust: exact; print-color-adjust: exact; }
}

/* narrower screens */
@media (max-width: 1100px) {
  .work { grid-template-columns: minmax(0, 1fr) 340px; }
  .ex-row { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 860px) {
  header { padding: 18px 16px; }
  main { padding: 0 16px; }
  .intro { grid-template-columns: 1fr; padding: 32px 0 30px; gap: 28px; }
  h1 { letter-spacing: -1.5px; }
  .hero-art { padding: 20px 18px; }
  #heroLadder { height: 72px; }
  .hero-caption { font-size: 28px; margin-top: 16px; }
  .work { grid-template-columns: 1fr; padding-top: 22px; gap: 22px; }
  .work-side { position: static; max-height: none; overflow: visible; }
  .enough-grid { grid-template-columns: 1fr; gap: 18px; }
  .geom-plots { grid-template-columns: 1fr; }
  .panel, .work-side { padding: 18px 16px; }
  footer { grid-template-columns: 1fr; gap: 10px; padding: 22px 16px 40px; }
}
@media (max-width: 480px) {
  .tubes { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .tube-add { padding: 8px; gap: 7px; }
  .brand-name { font-size: 20px; }
  .brand-logo { width: 34px; height: 37px; }
  .header-link { font-size: 12px; padding: 8px 12px; }
  .seg button { font-size: 11px; }
  .saved li { grid-template-columns: 34px 1fr auto auto; }
  .saved-rec { grid-column: 2 / 3; grid-row: 2; }
  .section-line { display: block; }
  .section-line > span { display: none; }
}