/* Mario Catalano: one Sankey diagram on a working sheet. Off-white paper, ink, and five band colours of its own:
   sun (energia), deep water (acqua), plastic magenta (rifiuti e plastica), lagoon teal (sanità), ledger violet (economia). */
:root {
  --paper: #F3F2EC; --paper-2: #FBFAF6; --white: #FFFEFA;
  --ink: #15171F; --ink-2: #2C2F3B; --mute: #575B69; --soft: #8B90A2;
  --hair: #D6D4CA; --hair-2: #E4E2DA;
  --sun: #F2A007; --deep: #0B47C9; --deep-2: #0838A0; --mag: #E2336B; --teal: #0E9C8B; --vio: #6A3FD6;
  --warn: #A8261C; --tbc-ink: #7A4300; --tbc-bg: rgba(242, 160, 7, .17);
  --sans: 'Jost', 'Futura', 'Century Gothic', sans-serif; --mono: 'Red Hat Mono', ui-monospace, 'Consolas', monospace;
  --e: cubic-bezier(.16, 1, .3, 1); --e2: cubic-bezier(.25, 1, .5, 1);
  --gut: 40px;
}
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 400 16px/1.55 var(--sans); -webkit-font-smoothing: antialiased; }
::selection { background: var(--sun); color: var(--ink); }
:focus-visible { outline: 2px solid var(--deep); outline-offset: 3px; }
a { color: inherit; text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { text-decoration-color: var(--deep); text-decoration-thickness: 2px; }
button { font: inherit; color: inherit; }
h1, h2, h3 { font-weight: 600; }
code { font-family: var(--mono); font-size: .92em; }

/* ---------- header: the sheet's own title strip ---------- */
.top { position: sticky; top: 0; z-index: 30; height: 60px; display: grid; grid-template-columns: auto minmax(0, 1fr) auto; align-items: center; gap: 28px; padding: 0 28px; background: var(--paper); border-bottom: 1px solid var(--hair); }
.brand { display: block; line-height: 0; }
.brand img { height: 32px; width: auto; display: block; }
.top-k { margin: 0; font: 500 11px/1.3 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--mute); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.lang { grid-column: 3; justify-self: end; display: flex; border: 1.5px solid var(--ink); }
.lang button { border: 0; background: transparent; padding: 6px 10px; font: 600 12px/1 var(--mono); letter-spacing: .06em; cursor: pointer; }
.lang button[aria-pressed="true"] { background: var(--ink); color: var(--paper); }
.lang button:hover:not([aria-pressed="true"]) { background: var(--hair-2); }

/* ---------- the sheet ---------- */
.sheet { --aw: 400px; display: grid; grid-template-columns: var(--aw) minmax(0, 1fr); background: linear-gradient(90deg, var(--paper-2) var(--aw), var(--hair) var(--aw) calc(var(--aw) + 1px), transparent calc(var(--aw) + 1px)); }

/* input column: the builder's text box */
.inputs { position: sticky; top: 60px; align-self: start; max-height: calc(100vh - 60px); overflow: auto; padding: 26px 28px 30px; }
.ask { display: grid; gap: 14px; }
.in-h { display: flex; align-items: baseline; gap: 12px; }
.in-tag { font: 600 10.5px/1 var(--mono); letter-spacing: .12em; text-transform: uppercase; background: var(--ink); color: var(--paper); padding: 4px 7px 3px; transform: translateY(-3px); }
.in-h h2 { margin: 0; font-size: 26px; line-height: 1.05; letter-spacing: -.02em; }
.in-help { margin: 0; font-size: 14px; line-height: 1.5; color: var(--mute); }
.in-help code { color: var(--ink); background: var(--hair-2); padding: 0 4px; }
.box { display: grid; grid-template-columns: 34px minmax(0, 1fr); border: 1.5px solid var(--ink); background: var(--white); transition: box-shadow .5s var(--e); }
.box:focus-within { box-shadow: 0 0 0 4px rgba(11, 71, 201, .16); }
.ask.asking .box { box-shadow: 0 0 0 5px rgba(242, 160, 7, .35); }
.gutter { font: 400 12.5px/24px var(--mono); color: #9A9DA8; text-align: right; padding: 12px 8px 12px 0; white-space: pre; overflow: hidden; border-right: 1px solid var(--hair-2); background: var(--paper); user-select: none; }
.box textarea { white-space: pre; overflow-x: auto; overflow-wrap: normal; display: block; width: 100%; min-height: 192px; resize: vertical; border: 0; outline: 0; padding: 12px 12px; background: transparent; color: var(--ink); font: 400 14px/24px var(--mono); }
.box textarea::placeholder { color: #8E919C; }
.parse { margin: -4px 0 0; min-height: 40px; display: flex; flex-wrap: wrap; align-items: center; gap: 6px 6px; font-size: 13px; line-height: 1.35; }
.parse .pk { font: 600 10.5px/1 var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--mute); }
.parse .chip { display: inline-flex; align-items: center; gap: 6px; padding: 3px 7px; border: 1px solid var(--hair); background: var(--white); font: 500 12px/1.2 var(--mono); }
.parse .chip i { width: 9px; height: 9px; display: inline-block; }
.parse .ar { font-family: var(--mono); color: var(--mute); }
.parse .pm { flex-basis: 100%; color: var(--mute); }
.parse .pm.ok { color: var(--ink); font-weight: 500; }
.parse .warn { flex-basis: 100%; color: var(--warn); }
.fields { display: grid; gap: 12px; }
.f { display: grid; gap: 2px; }
.f span { font: 600 10.5px/1.3 var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--mute); }
.f input { font: 400 16px/1.3 var(--sans); color: var(--ink); background: transparent; border: 0; border-bottom: 1.5px solid var(--ink); padding: 8px 0 7px; border-radius: 0; outline: 0; transition: border-color .3s var(--e), box-shadow .3s var(--e); }
.f input::placeholder { color: #8E919C; }
.f input:focus { border-bottom-color: var(--deep); box-shadow: 0 1.5px 0 var(--deep); }
.send { display: flex; align-items: center; flex-wrap: wrap; gap: 10px 18px; margin-top: 4px; }
.go { border: 0; border-radius: 2px; background: var(--deep); color: var(--paper-2); padding: 14px 20px 13px; font: 600 15px/1 var(--sans); letter-spacing: .01em; cursor: pointer; box-shadow: inset 0 -3px 0 rgba(4, 18, 56, .35); transition: background .3s var(--e), transform .3s var(--e); }
.go:hover { background: var(--deep-2); }
.go:active { transform: translateY(1px); }
.alt { font-size: 14px; font-weight: 500; }
.sent { margin: 0; min-height: 0; font-size: 13px; line-height: 1.4; }
.sent:empty { display: none; }
.sent.ok { color: var(--ink); } .sent.warn { color: var(--warn); }
.ask .lead-note { color: var(--mute); }

/* ---------- figure ---------- */
.figure { min-width: 0; padding: 26px var(--gut) 0; }
.titleblock { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, .8fr); gap: 36px; align-items: end; }
.titleblock h1 { margin: 0; font-size: clamp(40px, 5.1vw, 82px); line-height: .9; letter-spacing: -.04em; font-weight: 600; text-wrap: balance; animation: rise 1s var(--e) both .05s; }
.sub { margin: 0 0 6px; max-width: 46ch; font-size: 15.5px; line-height: 1.55; color: var(--mute); animation: rise 1s var(--e) both .25s; }
.sub b { color: var(--ink); font-weight: 600; }

.chart { position: relative; height: clamp(440px, calc(100vh - 330px), 640px); margin-top: 26px; }
.chart svg { position: absolute; inset: 0; width: 100%; height: 100%; overflow: visible; }
.band { mix-blend-mode: multiply; cursor: pointer; transition: opacity .5s var(--e2); opacity: .5; }
.band[data-st="idle"] { opacity: .5; }
.band[data-st="cand"] { opacity: .58; }
.band[data-st="on"] { opacity: .92; }
.band[data-st="off"] { opacity: .12; }
.band.hov { opacity: .95; }
.ring { fill: none; stroke-width: 2; opacity: 0; transition: opacity .3s var(--e); }
.ring.on { opacity: 1; }

.heads .hd { position: absolute; font: 600 10.5px/1 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--mute); white-space: nowrap; }
.heads .hd i { font-style: normal; color: var(--ink); }

.node { position: absolute; display: flex; align-items: center; background: none; border: 0; padding: 0; margin: 0; cursor: pointer; text-align: left; animation: nin .9s var(--e) both; animation-delay: calc(var(--k, 0) * 45ms + 350ms); }
.node:focus-visible { outline: 0; }
.node:focus-visible .nm { outline: 2px solid var(--deep); outline-offset: 2px; }
.node.c0 { justify-content: flex-end; text-align: right; padding-right: 24px; }
.node.c1, .node.c2 { justify-content: flex-start; padding-left: 24px; }
.nm { font: 500 17px/1.15 var(--sans); letter-spacing: -.01em; color: var(--ink); transition: color .3s var(--e), box-shadow .4s var(--e); }
.node.c1 .nm { background: rgba(243, 242, 236, .9); padding: 2px 6px; margin-left: -6px; }
.node:hover .nm { text-decoration: underline; text-decoration-thickness: 2px; text-underline-offset: 4px; text-decoration-color: var(--tc, var(--pc, var(--ink))); }
.node.on .nm { font-weight: 700; box-shadow: inset 0 -.38em 0 color-mix(in srgb, var(--tc, var(--pc, #15171F)) 26%, transparent); }
.node.dim .nm { color: #9EA1AC; }
.node.book { flex-direction: column; align-items: flex-start; justify-content: center; }
.node.book .nsub { font: 500 10px/1.2 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--mute); margin-top: 3px; }

.tip { position: absolute; left: 0; top: 0; z-index: 12; pointer-events: none; max-width: 240px; padding: 8px 10px; background: var(--ink); color: var(--paper); font-size: 13px; line-height: 1.35; opacity: 0; transition: opacity .2s var(--e); }
.tip.show { opacity: 1; }
.tip.nt { max-width: 260px; }
.tip.nt span + span { margin-top: 5px; color: #9EA3B3; }
.node.pin .nm { outline: 1.5px dashed var(--ink); outline-offset: 3px; }
.tip b { display: block; font-weight: 600; }
.tip span { display: block; font: 400 11px/1.4 var(--mono); color: #C9CBD3; margin-top: 2px; }

/* readout: what a node holds */
.readout { position: relative; margin: 0; padding: 14px 16px 16px; background: var(--white); border: 1px solid var(--ink); border-top: 6px solid var(--tc, var(--ink)); box-shadow: 0 14px 30px -24px rgba(21, 23, 31, .45); font-size: 14px; line-height: 1.45; animation: pop .45s var(--e) both; }
.readout[hidden] { display: none; }
.ro-h { position: relative; padding-right: 30px; }
.ro-k { display: flex; align-items: center; gap: 7px; font: 600 10px/1 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--mute); }
.ro-k i { width: 9px; height: 9px; display: inline-block; }
.ro-h h3 { margin: 7px 0 8px; font-size: 22px; line-height: 1.1; letter-spacing: -.02em; }
.ro-x { position: absolute; top: -8px; right: -10px; width: 36px; height: 36px; border: 0; background: none; font-size: 24px; line-height: 1; cursor: pointer; color: var(--mute); }
.ro-x:hover { color: var(--ink); }
.readout dl { margin: 0; }
.readout .r { display: grid; grid-template-columns: 88px minmax(0, 1fr); gap: 10px; padding: 7px 0; border-top: 1px solid var(--hair-2); }
.readout dt { font: 600 10px/1.35 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--mute); padding-top: 3px; }
.readout dd { margin: 0; }
.readout .ex dd { color: var(--ink-2); font-style: italic; }
.exm { display: inline-block; margin-top: 4px; font: 600 9.5px/1 var(--mono); letter-spacing: .08em; font-style: normal; border: 1px solid var(--mute); padding: 2px 4px; color: var(--mute); }
.tbc { display: inline-block; font: 600 10px/1.3 var(--mono); letter-spacing: .04em; font-style: normal; color: var(--tbc-ink); background: var(--tbc-bg); padding: 1px 5px; white-space: nowrap; vertical-align: 1px; }
.ro-sh { margin: 10px 0 4px; font: 600 10px/1.3 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--mute); }
.ro-w { list-style: none; margin: 0; padding: 0; }
.ro-w li { padding: 7px 0; border-top: 1px solid var(--hair-2); }
.ro-w a { font-weight: 500; }
.ro-w span { display: block; margin-top: 2px; font: 400 11px/1.4 var(--mono); color: var(--mute); }
.ro-none { margin: 0; color: var(--mute); }
.ro-act { margin-top: 12px; }
.ro-pick { border: 1.5px solid var(--ink); border-radius: 2px; background: transparent; padding: 9px 14px; font: 600 14px/1 var(--sans); cursor: pointer; transition: background .3s var(--e), color .3s var(--e); }
.ro-pick:hover { background: var(--hair-2); }
.ro-pick.on { background: var(--ink); color: var(--paper); }

/* ---------- under the chart: key and controls ---------- */
.under { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr); gap: 40px; margin-top: 22px; padding: 18px 0 24px; border-top: 1px solid var(--hair); }
.lg-h, .sm-h, .ctl span { display: block; font: 600 10.5px/1.3 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--mute); }
.sw { list-style: none; margin: 10px 0 12px; padding: 0; display: flex; flex-wrap: wrap; gap: 6px 16px; font-size: 13.5px; }
.sw li { display: inline-flex; align-items: center; gap: 7px; }
.sw i { width: 18px; height: 8px; display: inline-block; mix-blend-mode: multiply; }
.sw .sl { flex-basis: 100%; color: var(--mute); font-size: 13px; }
.sw .sl i { background: var(--soft); opacity: .7; }
.honest { margin: 0 0 6px; font-size: 14.5px; line-height: 1.45; max-width: 48ch; }
.honest b { font-weight: 600; }
.hatchnote { margin: 0; display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--mute); }
.hx { width: 18px; height: 10px; display: inline-block; background: repeating-linear-gradient(45deg, var(--ink) 0 1.5px, transparent 1.5px 4px); }
.controls { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 14px 28px; align-content: start; }
.ctl { display: grid; gap: 6px; }
.ctl input[type=range] { -webkit-appearance: none; appearance: none; width: 100%; height: 22px; background: transparent; margin: 0; cursor: pointer; }
.ctl input[type=range]::-webkit-slider-runnable-track { height: 2px; background: var(--ink); }
.ctl input[type=range]::-webkit-slider-thumb { -webkit-appearance: none; width: 10px; height: 20px; margin-top: -9px; background: var(--deep); border-radius: 1px; box-shadow: 0 0 0 2px var(--paper); }
.ctl input[type=range]::-moz-range-track { height: 2px; background: var(--ink); }
.ctl input[type=range]::-moz-range-thumb { width: 10px; height: 20px; border: 0; background: var(--deep); border-radius: 1px; }
.samples { grid-column: 1 / -1; }
.sm-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 8px; }
.smp { display: inline-flex; align-items: center; gap: 8px; padding: 7px 10px; border: 1px solid var(--hair); border-radius: 2px; background: var(--paper-2); font: 500 13.5px/1.2 var(--sans); cursor: pointer; transition: border-color .3s var(--e), background .3s var(--e); }
.smp:hover { border-color: var(--ink); background: var(--white); }
.smp i { width: 10px; height: 10px; background: var(--tc); display: inline-block; }
.smp em { font: 600 9.5px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; font-style: normal; color: var(--mute); margin-left: 2px; }
.reset { margin-top: 10px; border: 0; background: none; padding: 0; font-size: 13px; color: var(--mute); text-decoration: underline; text-underline-offset: 3px; cursor: pointer; }
.reset:hover { color: var(--ink); }

/* ---------- the chart's data table ---------- */
.data { padding: 30px 0 8px; border-top: 2px solid var(--ink); }
.data-h { display: flex; align-items: baseline; flex-wrap: wrap; gap: 6px 24px; margin-bottom: 14px; }
.data-h h2 { margin: 0; font-size: 30px; line-height: 1.05; letter-spacing: -.025em; }
.data-h p { margin: 0; font-size: 14px; color: var(--mute); }
.tbl-wrap { min-width: 0; }
.tbl { width: 100%; border-collapse: collapse; font-size: 14px; line-height: 1.45; }
.tbl thead th { text-align: left; font: 600 10px/1.3 var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--mute); padding: 0 16px 9px 0; border-bottom: 1.5px solid var(--ink); vertical-align: bottom; }
.tbl tbody th, .tbl td { text-align: left; vertical-align: top; padding: 13px 16px 13px 0; border-bottom: 1px solid var(--hair); }
.tbl tbody th { width: 17%; }
.tbl td:nth-child(3) { width: 26%; }
.tbl .tn { border: 0; background: none; padding: 0; font: 600 16px/1.2 var(--sans); letter-spacing: -.01em; text-align: left; cursor: pointer; }
.tbl .tn:hover { text-decoration: underline; text-decoration-color: var(--deep); text-underline-offset: 4px; text-decoration-thickness: 2px; }
.tbl .fee { font-weight: 600; }
.tbl .bk td { color: var(--mute); }
.tbl .nd { color: var(--soft); }

/* ---------- notes under the figure ---------- */
.notes { display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, 1.25fr) minmax(0, .75fr); gap: 40px; padding: 34px 0 56px; }
.nt { min-width: 0; }
.nt-h { margin: 0 0 14px; padding-top: 10px; border-top: 2px solid var(--ink); font: 600 10.5px/1.3 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--ink); }
.who { display: grid; grid-template-columns: 88px minmax(0, 1fr); gap: 16px; align-items: start; }
.who img { width: 88px; height: 88px; object-fit: cover; display: block; border-radius: 2px; }
.who p { margin: 0; font-size: 14.5px; line-height: 1.55; }
.prizes { list-style: none; margin: 16px 0 0; padding: 0; font-size: 14px; line-height: 1.45; }
.prizes li { padding: 7px 0; border-top: 1px solid var(--hair-2); }
.prizes b { font: 600 12px/1 var(--mono); margin-right: 8px; }
.q { margin: 18px 0 0; padding: 2px 0 2px 16px; border-left: 3px solid var(--deep); }
.q p { margin: 0; font: 500 17px/1.4 var(--sans); letter-spacing: -.005em; }
.q cite { display: block; margin-top: 8px; font: 400 11px/1.4 var(--mono); font-style: normal; color: var(--mute); }
.src { list-style: none; margin: 0; padding: 0; counter-reset: s; }
.src li { counter-increment: s; display: grid; grid-template-columns: 26px minmax(0, 1fr); column-gap: 6px; padding: 8px 0; border-top: 1px solid var(--hair-2); }
.src li::before { content: counter(s, decimal-leading-zero); grid-row: 1 / span 3; font: 600 11px/1.6 var(--mono); color: var(--mute); }
.s-t { font-size: 14.5px; line-height: 1.35; font-weight: 500; }
.s-o, .s-d { font: 400 11px/1.5 var(--mono); color: var(--mute); }
.comp { margin: 0 0 18px; font-size: 14px; line-height: 1.5; }
.ch { margin: 0 0 4px; font: 600 10.5px/1.3 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--mute); }
.chan { list-style: none; margin: 0 0 18px; padding: 0; font-size: 14.5px; }
.chan li { padding: 3px 0; }
.legal { margin: 0; font-size: 13px; line-height: 1.7; }

/* ---------- motion ---------- */
@keyframes rise { from { opacity: 0; transform: translateY(18px); } to { opacity: 1; transform: none; } }
@keyframes nin { from { opacity: 0; transform: translateX(var(--nx, 0)) translateY(8px); } to { opacity: 1; transform: none; } }
@keyframes pop { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }
html.static *, html.static *::before, html.static *::after { transition: none !important; animation: none !important; }
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { animation: none !important; transition: none !important; } }

/* ---------- narrower screens ---------- */
@media (max-width: 1240px) {
  .sheet { --aw: 350px; }
  :root { --gut: 28px; }
  .top-k { display: none; }
  .top { grid-template-columns: auto 1fr auto; }
  .titleblock { grid-template-columns: 1fr; gap: 14px; }
  .notes { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
  .nt-c { grid-column: 1 / -1; }
  .under { grid-template-columns: 1fr; gap: 20px; }
}
@media (max-width: 900px) {
  :root { --gut: 16px; }
  .top { padding: 0 16px; height: 56px; }
  .brand img { height: 28px; }
  .sheet { display: flex; flex-direction: column; background: none; }
  .figure { display: contents; }
  .titleblock { order: 1; padding: 22px var(--gut) 0; }
  .chart { order: 2; margin: 18px var(--gut) 0; height: 600px; }
  .under { order: 3; margin: 14px var(--gut) 0; }
  .inputs { order: 4; position: static; max-height: none; overflow: visible; background: var(--paper-2); border-top: 2px solid var(--ink); border-bottom: 1px solid var(--hair); padding: 24px var(--gut) 28px; }
  .data { order: 5; margin: 0 var(--gut); }
  .notes { order: 6; margin: 0 var(--gut); grid-template-columns: 1fr; gap: 28px; }
  .titleblock h1 { font-size: clamp(38px, 11vw, 56px); }
  .controls { grid-template-columns: 1fr; }
  .tbl, .tbl tbody, .tbl tr, .tbl th, .tbl td { display: block; width: auto !important; }
  .tbl thead { display: none; }
  .tbl tr { padding: 12px 0; border-bottom: 1px solid var(--hair); }
  .tbl tbody th, .tbl td { border: 0; padding: 3px 0; }
  .tbl tbody th { padding-bottom: 6px; }
  .tbl td::before { content: attr(data-l); display: block; font: 600 10px/1.4 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--mute); margin-top: 6px; }
}
/* vertical diagram (set by the script when the chart is narrow) */
.chart.v .hd { writing-mode: vertical-rl; transform: translateY(-50%) rotate(180deg); font-size: 9.5px; letter-spacing: .1em; }
.chart.v .node { flex-direction: column; align-items: center; text-align: center; padding: 0 1px; }
.chart.v .node.c0 { justify-content: flex-end; padding-bottom: 18px; padding-right: 1px; }
.chart.v .node.c1, .chart.v .node.c2 { justify-content: flex-start; padding-top: 16px; padding-left: 1px; }
.chart.v .nm { font-size: 12.5px; line-height: 1.12; letter-spacing: -.015em; }
.chart.v .node.c1 .nm { margin-left: 0; padding: 1px 3px; }
.chart.v .node.c1.odd { padding-top: 34px; }
.chart.v .node.book .nsub { font-size: 8.5px; letter-spacing: .04em; }
@media (max-width: 900px) { .readout { position: fixed; left: 0; right: 0; bottom: 0; z-index: 60; max-height: 72vh; overflow: auto; border-left: 0; border-right: 0; border-bottom: 0; padding: 16px 16px 22px; box-shadow: 0 -20px 40px -20px rgba(21, 23, 31, .45); } }

/* ---------- legal pages (privacy, terms, cookie, impressum share this shell) ---------- */
.back { grid-column: 3; justify-self: end; font: 600 13px/1 var(--sans); text-decoration: none; border-bottom: 1.5px solid var(--ink); padding-bottom: 3px; white-space: nowrap; }
.back:hover { border-color: var(--deep); color: var(--deep); }
.doc { max-width: 820px; margin: 0 auto; padding: 44px 24px 72px; font-size: 15.5px; line-height: 1.65; overflow-wrap: break-word; }
.doc h1 { font-size: clamp(32px, 5vw, 54px); line-height: .98; letter-spacing: -.035em; margin: 0 0 22px; }
.doc h2 { font-size: 22px; line-height: 1.2; letter-spacing: -.015em; margin: 36px 0 10px; padding-top: 12px; border-top: 2px solid var(--ink); }
.doc h3 { font-size: 17px; margin: 22px 0 6px; }
.doc table { border-collapse: collapse; width: 100%; font-size: 14px; margin: 12px 0 18px; }
.doc th { text-align: left; font: 600 10.5px/1.3 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--mute); border-bottom: 1.5px solid var(--ink); padding: 8px 10px 8px 0; vertical-align: bottom; }
.doc td { border-bottom: 1px solid var(--hair); padding: 9px 10px 9px 0; vertical-align: top; }
.doc code { background: var(--hair-2); padding: 0 4px; }
@media (max-width: 600px) { .top .top-k { display: none; } .doc { padding: 30px 16px 56px; } }

/* == legal == cookie banner + seller block (generated by sites/_legal/gen.py; the banner look comes from _legal/cookie-styles.css) */
.ck { position: fixed; left: 16px; bottom: 16px; z-index: 9999; max-width: 400px; font-family: inherit; font-size: 14px; line-height: 1.5; letter-spacing: 0; text-transform: none; text-align: left; }
.ck, .ck * { box-sizing: border-box; } .ck .ck-k { display: block; } .ck .ck-t, .ck .ck-p { margin: 0; } .ck .b { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; margin-top: 12px; }
.ck button, .ck a.more { cursor: pointer; text-decoration: none; line-height: 1.2; margin: 0; }
/* banner: mario-catalano */
.ck { left: auto; right: 24px; bottom: 24px; width: 344px; max-width: none; padding: 0 14px 12px; background: var(--white); color: var(--ink); border: 1px solid var(--ink); box-shadow: 0 18px 36px -22px rgba(21, 23, 31, .55); font-family: var(--sans); font-size: 13px; line-height: 1.45; display: grid; grid-template-columns: 22px minmax(0, 1fr); column-gap: 10px; }
.ck .ck-k { grid-column: 1 / -1; margin: 0 -14px 10px; padding: 8px 14px 7px; border-bottom: 1px solid var(--hair); font: 600 10px/1.2 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--mute); }
.ck .ck-t, .ck .ck-p, .ck .b { grid-column: 2; position: relative; }
.ck .ck-t::before, .ck .ck-p::before, .ck .b::before { content: ''; position: absolute; left: -32px; top: 5px; width: 22px; height: 9px; mix-blend-mode: multiply; }
.ck .ck-t::before { background: var(--sun); }
.ck .ck-p::before { background: var(--deep); opacity: .85; }
.ck .b::before { background: var(--mag); }
.ck .ck-t b { display: block; font: 600 15px/1.25 var(--sans); letter-spacing: -.01em; color: var(--ink); }
.ck .ck-p { margin-top: 7px; font-size: 12.5px; line-height: 1.45; color: var(--mute); }
.ck .b { margin-top: 10px; padding-top: 10px; border-top: 1px solid var(--hair-2); gap: 8px 10px; }
.ck .b::before { margin-top: 0; top: calc(50% + 5px - 4.5px); }
.ck button { border-radius: 2px; padding: 8px 12px; font: 600 13px/1 var(--sans); cursor: pointer; }
.ck .ok { border: 1.5px solid var(--ink); background: var(--ink); color: var(--paper); } .ck .ok:hover { background: var(--deep); border-color: var(--deep); }
.ck .no { border: 1.5px solid var(--ink); background: transparent; color: var(--ink); } .ck .no:hover { background: var(--hair-2); }
.ck .more { font: 500 11.5px/1.2 var(--mono); color: var(--ink); text-decoration: underline; text-underline-offset: 3px; }
.ck .more:hover { color: var(--deep); }
@media (max-width: 600px) { .ck { left: 10px; right: 10px; bottom: 10px; } }
/* seller block: the chart's colophon, ink on the same paper under a full rule */
footer.seller { background: var(--paper-2); color: var(--ink); border-top: 2px solid var(--ink); padding: 24px 28px 30px; font-family: var(--sans); }
footer.seller .seller-in { max-width: none; }
footer.seller b { opacity: 1; color: var(--mute); font-family: var(--mono); font-weight: 600; font-size: 10px; letter-spacing: .14em; }
footer.seller strong { font: 600 17px/1.3 var(--sans); letter-spacing: -.01em; }
footer.seller a { text-underline-offset: 3px; }
@media (max-width: 900px) { footer.seller { padding: 22px 16px 28px; } }
body:has(> .ck) footer.seller { padding-bottom: 240px; }

@media (max-width: 600px) { .ck { left: 10px; right: 10px; bottom: var(--ck-bottom, 10px); width: auto; max-width: none; transform: none; } }
.seller { font-size: 12.5px; line-height: 1.6; color: inherit; padding: 22px 24px 26px; border-top: 1px solid rgba(128,128,128,.35); letter-spacing: 0; text-transform: none; font-family: inherit; }
.seller-in { max-width: 1180px; margin: 0 auto; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px 28px; }
.seller b { display: block; font-size: 10.5px; letter-spacing: .14em; text-transform: uppercase; opacity: .7; margin-bottom: 4px; font-weight: 700; }
.seller a { color: inherit; } .seller address { font-style: normal; } .seller strong { font-weight: 700; }
.seller.panel { display: none; position: fixed; left: 16px; right: 16px; bottom: 16px; z-index: 9998; background: #fff; color: #111; border-radius: 14px; box-shadow: 0 30px 60px -20px rgba(0,0,0,.5); max-width: 940px; margin: 0 auto; border-top: 0; padding: 24px 26px 22px; }
.seller.panel:target { display: block; }
.seller .x { position: absolute; top: 6px; right: 12px; text-decoration: none; font-size: 22px; line-height: 1; padding: 6px 8px; }
.ck-page .st { padding: 10px 14px; border: 1px solid rgba(128,128,128,.4); border-radius: 8px; margin: 10px 0 14px; font-weight: 700; } .ck-page .b { display: flex; gap: 8px; flex-wrap: wrap; } .ck-page button { font: inherit; font-weight: 700; padding: 9px 16px; border-radius: 999px; border: 1px solid currentColor; background: transparent; color: inherit; cursor: pointer; }
@media (max-width: 760px) { table.lgl-t, table.lgl-t tbody, table.lgl-t tr, table.lgl-t td { display: block; width: auto; } table.lgl-t thead { display: none; } table.lgl-t tr { padding: 10px 0; border-bottom: 1px solid rgba(128,128,128,.35); } table.lgl-t td { border: 0 !important; padding: 2px 0 !important; overflow-wrap: anywhere; } table.lgl-t td::before { content: attr(data-l) ": "; font-weight: 700; } }
table.lgl-t code { overflow-wrap: anywhere; }
.lead-note.lead-note { font-size: 12px; line-height: 1.5; margin: 0; letter-spacing: 0; text-transform: none; font-weight: 400; font-style: normal; text-align: left; max-width: 62ch; } .lead-note.lead-note a { color: inherit; text-decoration: underline; text-underline-offset: 2px; }
@media (max-width: 700px) { .seller-in { grid-template-columns: 1fr; } .seller.panel { left: 8px; right: 8px; bottom: 8px; max-height: 80dvh; overflow: auto; } }