/* Peta Interfones · a drawing set: PR-01 riser schematic, ES-02 specification, SO-03 send sheet */
:root {
  --desk: #D7DDE0; --desk-2: #CBD2D6;
  --paper: #FBFCFB; --paper-2: #F2F5F4;
  --ink: #13202D; --ink-2: #44515D; --ink-3: #66727D;
  --hair: #C6CED4; --hair-2: #DFE4E7;
  --teal: #007A6E; --teal-2: #00A090; --teal-bg: #E1F2EF;
  --amber: #E09A00; --amber-bg: #FFEDB3; --amber-ink: #6E4700;
  --rev: #C2351E;
  --mono: 'DM Mono', ui-monospace, monospace; --sans: 'DM Sans', system-ui, sans-serif;
  --e: cubic-bezier(.16, 1, .3, 1); --e2: cubic-bezier(.25, 1, .5, 1);
  --pad: 32px;
}
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
html.static { scroll-behavior: auto; }
body { margin: 0; background: var(--desk); color: var(--ink); font: 400 16px/1.6 var(--sans); -webkit-font-smoothing: antialiased; }
::selection { background: var(--amber-bg); color: var(--ink); }
a { color: inherit; }
button { font: inherit; color: inherit; cursor: pointer; }
:focus-visible { outline: 2px solid var(--teal); outline-offset: 2px; }
.defs { position: absolute; width: 0; height: 0; overflow: hidden; }
h1, h2, h3, p, ol, ul, dl, dd, figure { margin: 0; }
ol, ul { padding: 0; list-style: none; }

/* symbols: shapes carry stroke/fill attributes; their body fill is inherited from the <use> */
svg use { fill: var(--syf, #FBFCFB); }

/* ---------- sheet index (edge tabs) ---------- */
.tabs { position: fixed; z-index: 50; top: 24px; right: 0; display: flex; flex-direction: column; gap: 4px; }
.tab { writing-mode: vertical-rl; display: flex; gap: 10px; align-items: center; padding: 14px 9px; background: var(--paper); border: 1px solid var(--ink); border-right: 0; text-decoration: none; font: 500 11px/1 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--ink-2); transition: background .4s var(--e), color .4s var(--e), padding .4s var(--e); }
.tab b { font-weight: 500; color: var(--ink); }
.tab:hover { background: var(--teal-bg); }
.tab.on { background: var(--ink); color: #B9C6CF; padding-right: 13px; }
.tab.on b { color: var(--paper); }
.lang { display: flex; flex-direction: column; margin-top: 10px; border: 1px solid var(--ink); border-right: 0; background: var(--paper); }
.lang button { border: 0; background: none; padding: 8px 9px; font: 500 11px/1 var(--mono); letter-spacing: .1em; color: var(--ink-2); }
.lang button + button { border-top: 1px solid var(--hair); }
.lang button.on { background: var(--teal); color: #fff; }

/* ---------- the desk and the sheets ---------- */
.desk { display: grid; gap: 40px; padding: 28px 76px 56px 28px; max-width: 1600px; margin: 0 auto; }
.sheet { position: relative; background: var(--paper); border: 1px solid var(--ink); box-shadow: 0 1px 0 var(--desk-2), 0 24px 48px -30px rgba(19, 32, 45, .45); padding: 0 18px; min-width: 0; }

.box { border: 1px solid var(--ink); background: var(--paper); }
.box-h { display: flex; justify-content: space-between; align-items: stretch; border-bottom: 1px solid var(--ink); font: 500 11px/1 var(--mono); letter-spacing: .16em; text-transform: uppercase; }
.box-h span { padding: 9px 12px; }
.box-h i { font-style: normal; border-left: 1px solid var(--ink); width: 32px; display: grid; place-items: center; color: var(--ink-3); }
.code { display: inline-block; font: 500 12px/1 var(--mono); letter-spacing: .12em; border: 1px solid var(--ink); padding: 6px 8px; }

/* ---------- PR-01 ---------- */
.s1 { display: grid; grid-template-columns: 252px minmax(0, 1fr) 340px; grid-template-areas: "head head head" "pal board side" "pal bom bom" "tb tb tb"; }
.s1-head { grid-area: head; display: grid; grid-template-columns: 252px minmax(0, 1fr) 430px; align-items: end; padding: 22px 0 22px; border-bottom: 1px solid var(--ink); position: relative; }
.brand { align-self: start; padding: 4px 18px 0 14px; }
.brand img { height: 46px; width: auto; display: block; }
.s1 h1 { font: 500 clamp(34px, 3.5vw, 60px)/.98 var(--mono); letter-spacing: -.055em; padding: 0 28px 0 22px; text-wrap: balance; }
.lede { font-size: 15.5px; line-height: 1.6; color: var(--ink-2); padding: 0 16px 2px 22px; max-width: 54ch; }

.palette { grid-area: pal; border-right: 1px solid var(--ink); padding: 0 0 20px; display: flex; flex-direction: column; min-width: 0; }
.palette > .box-h { border-bottom: 1px solid var(--ink); }
.grp { border: 0; margin: 0; padding: 14px 14px 4px; min-width: 0; }
.grp legend { float: left; width: 100%; }
.grp legend + * { clear: both; }
.grp legend, .grp > label { display: block; padding: 0; margin-bottom: 8px; font: 500 10.5px/1.2 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--ink-2); }
.types { display: grid; grid-template-columns: 1fr 1fr; border: 1px solid var(--ink); }
.types button { display: grid; justify-items: center; gap: 4px; padding: 10px 4px 9px; background: none; border: 0; font: 500 12px/1.2 var(--sans); text-align: center; transition: background .35s var(--e), color .35s var(--e); }
.types button:nth-child(odd) { border-right: 1px solid var(--ink); }
.types button:nth-child(-n+2) { border-bottom: 1px solid var(--ink); }
.types svg { width: 30px; height: 30px; fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linejoin: round; }
.types button:hover { background: var(--teal-bg); }
.types button.on { background: var(--ink); color: var(--paper); }
.num { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 6px 10px; }
.num > label { margin: 0; }
.num.off { opacity: .45; }
.step { display: flex; border: 1px solid var(--ink); }
.step button { width: 30px; height: 34px; border: 0; background: none; font: 400 18px/1 var(--mono); }
.step button:hover { background: var(--teal-bg); }
.step output { min-width: 44px; display: grid; place-items: center; border-inline: 1px solid var(--ink); font: 500 20px/1 var(--mono); letter-spacing: -.04em; }
.num input[type=range] { grid-column: 1 / -1; width: 100%; margin: 2px 0 4px; -webkit-appearance: none; appearance: none; height: 18px; background: linear-gradient(var(--ink), var(--ink)) center / 100% 1px no-repeat; }
.num input[type=range]::-webkit-slider-thumb { -webkit-appearance: none; width: 12px; height: 18px; background: var(--paper); border: 1.5px solid var(--ink); border-radius: 0; }
.num input[type=range]::-moz-range-thumb { width: 10px; height: 16px; background: var(--paper); border: 1.5px solid var(--ink); border-radius: 0; }
.num input[type=range]:disabled { opacity: .5; }
.devs { display: grid; border-top: 1px solid var(--hair); }
.devs button { display: grid; grid-template-columns: 24px 1fr 14px; gap: 10px; align-items: center; padding: 7px 2px; background: none; border: 0; border-bottom: 1px solid var(--hair); text-align: left; font-size: 14px; line-height: 1.25; transition: background .35s var(--e); }
.devs button svg { width: 24px; height: 24px; color: var(--ink-2); }
.devs button::after { content: ''; width: 12px; height: 12px; border: 1.5px solid var(--ink); }
.devs button[aria-pressed=true]::after { background: var(--teal); border-color: var(--teal); box-shadow: inset 0 0 0 2px var(--paper); }
.devs button[aria-pressed=true] svg { color: var(--ink); }
.devs button:hover { background: var(--teal-bg); }
.modes { display: grid; grid-template-columns: 1fr 1fr; border: 1px solid var(--ink); }
.modes button { border: 0; background: none; padding: 9px 4px; font: 500 12px/1 var(--mono); letter-spacing: .12em; text-transform: uppercase; transition: background .35s var(--e), color .35s var(--e); }
.modes button + button { border-left: 1px solid var(--ink); }
.modes button.on { background: var(--ink); color: var(--paper); }
.modes button[data-mode=reparo].on { background: var(--rev); }
.mode-hint { font-size: 13px; line-height: 1.45; color: var(--ink-2); padding: 8px 0 4px; }
.go { margin: 16px 14px 0; display: flex; justify-content: space-between; align-items: center; gap: 10px; padding: 12px 14px; background: var(--ink); color: var(--paper); text-decoration: none; font: 500 12.5px/1.3 var(--mono); letter-spacing: .02em; transition: background .35s var(--e); }
.go i { font-style: normal; font-size: 18px; transition: transform .5s var(--e); }
.go:hover { background: var(--teal); }
.go:hover i { transform: translateX(4px); }

.revs { margin: 22px 14px 0; border: 1px solid var(--ink); }
.revs ol { padding: 2px 10px 6px; }
.revs li { display: grid; grid-template-columns: 22px minmax(0, 1fr); gap: 8px; padding: 6px 0; border-bottom: 1px solid var(--hair-2); font-size: 12.5px; line-height: 1.35; color: var(--ink-2); }
.revs li:last-child { border-bottom: 0; color: var(--ink); }
.revs li b { font: 500 11px/1.4 var(--mono); color: var(--teal); }
.revs li.nw { animation: pop .6s var(--e) both; }
.board { grid-area: board; min-width: 0; display: flex; flex-direction: column; background: radial-gradient(circle, rgba(19, 32, 45, .13) 1px, transparent 1.3px) 0 0 / 20px 20px, var(--paper); }
.board-h { display: flex; align-items: center; gap: 14px; padding: 14px 20px 6px; }
.board-h .ttl { font: 500 clamp(17px, 1.7vw, 24px)/1.15 var(--mono); letter-spacing: -.03em; color: var(--ink); }
.dwrap { flex: 1; position: relative; min-height: 520px; }
.draw { display: block; position: absolute; inset: 0; width: 100%; height: 100%; touch-action: manipulation; -webkit-user-select: none; user-select: none; }
.board-hint { padding: 0 20px 14px; font: 400 12px/1.4 var(--mono); color: var(--ink-3); }

.side { grid-area: side; border-left: 1px solid var(--ink); padding: 14px 14px 18px; display: flex; flex-direction: column; gap: 14px; min-width: 0; background: var(--paper); }
.readout { border: 1px solid var(--ink); background: var(--paper); min-height: 196px; position: relative; }
.ro-h { display: flex; justify-content: space-between; align-items: center; padding: 8px 12px; border-bottom: 1px solid var(--ink); font: 500 10.5px/1 var(--mono); letter-spacing: .16em; text-transform: uppercase; color: var(--ink-2); }
.ro-h code { font: 500 12px/1 var(--mono); letter-spacing: .06em; color: var(--ink); background: var(--amber-bg); padding: 3px 6px; }
.ro-b { padding: 12px 14px 14px; }
.ro-b h3 { font: 700 18px/1.25 var(--sans); letter-spacing: -.01em; }
.ro-b p { font-size: 14px; line-height: 1.5; color: var(--ink-2); margin-top: 6px; }
.does { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 10px; }
.does li { font: 500 10.5px/1 var(--mono); letter-spacing: .1em; text-transform: uppercase; border: 1px solid var(--teal); color: var(--teal); padding: 4px 6px; }
.ro-pr { margin-top: 10px !important; color: var(--ink) !important; font-weight: 500; }
.ro-pr em, .ex { display: block; font: 400 11px/1.35 var(--mono); font-style: normal; color: var(--ink-3); letter-spacing: .02em; margin-top: 2px; }
.ro-ref { display: inline-block; margin-top: 10px; font: 500 12px/1 var(--mono); color: var(--teal); text-underline-offset: 3px; }
.ro-mk { margin-top: 10px !important; padding: 7px 9px; border-left: 3px solid var(--rev); background: #FBEDEA; color: #7A1E10 !important; font-size: 13px !important; }
.ro-x { display: none; }
.ro-empty { padding: 16px 14px; display: grid; grid-template-columns: 40px 1fr; gap: 12px; align-items: start; }
.ro-empty svg { width: 40px; height: 40px; color: var(--ink-3); }
.ro-empty p { font-size: 14px; line-height: 1.5; color: var(--ink-2); }

#legend { padding: 4px 12px 8px; }
.lg { display: grid; grid-template-columns: 30px 1fr auto; gap: 10px; align-items: center; padding: 4px 0; border-bottom: 1px solid var(--hair-2); font-size: 13px; line-height: 1.3; }
.lg:last-child { border-bottom: 0; }
.lg svg { width: 30px; height: 24px; color: var(--ink); overflow: visible; }
.lg b { font: 500 11.5px/1 var(--mono); color: var(--ink-2); }
.bom { grid-area: bom; border: 0; border-top: 1px solid var(--ink); }
.bom .box-h { border-bottom: 1px solid var(--ink); }
.bom .box-h span { padding-left: 20px; }
#bom { padding: 8px 20px 18px; display: grid; grid-template-columns: minmax(0, 1fr) 340px; gap: 0 28px; align-items: start; }
#bom .refs { margin: 0; border-top: 0; padding: 4px 0 0 20px; border-left: 1px solid var(--hair); }
.bt { width: 100%; border-collapse: collapse; font-size: 13px; line-height: 1.35; }
.bt th { font: 500 10px/1.2 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--ink-3); text-align: left; padding: 4px 4px 6px; border-bottom: 1px solid var(--ink); }
.bt td { padding: 6px 4px; border-bottom: 1px solid var(--hair-2); vertical-align: top; }
.bt td.q { font: 500 13px/1.35 var(--mono); text-align: right; white-space: nowrap; padding-right: 10px; }
.bt td.p { width: 26px; }
.bal { display: inline-grid; place-items: center; width: 20px; height: 20px; border: 1px solid var(--ink); border-radius: 50%; font: 500 10.5px/1 var(--mono); }
.refs { margin-top: 12px; border-top: 1px solid var(--ink); padding-top: 8px; }
.refs h4 { margin: 0 0 4px; font: 500 10px/1.3 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--ink-2); }
.refs li { padding: 5px 0; border-bottom: 1px dashed var(--hair); font-size: 13px; line-height: 1.35; }
.refs li a { text-decoration: none; }
.refs li a b { font: 500 11px/1 var(--mono); color: var(--teal); margin-right: 6px; }

.tblock { grid-area: tb; display: grid; grid-template-columns: 2.2fr 2.2fr .7fr .8fr .8fr 1.7fr; border-top: 1.5px solid var(--ink); margin: 0 -18px; }
.tblock > div { padding: 10px 12px 12px; border-left: 1px solid var(--ink); min-width: 0; display: flex; flex-direction: column; gap: 3px; }
.tblock > div:first-child { border-left: 0; }
.tblock small { font: 500 9.5px/1.2 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--ink-3); }
.tblock span { font: 400 12.5px/1.35 var(--mono); }
.tb-firm b { font: 500 15px/1.2 var(--mono); letter-spacing: -.02em; }
.tb-firm span { font-family: var(--sans) !important; font-size: 12.5px !important; color: var(--ink-2); }
.tb-firm a { font: 500 13px/1.3 var(--mono); color: var(--teal); text-decoration: none; }
.tb-proj span { font: 500 17px/1.2 var(--mono); letter-spacing: -.03em; color: var(--teal); }
.tb-mini { grid-template-columns: 2fr .8fr 2fr; margin: 28px -18px 0; }
.tb-legal span a { color: var(--ink); }

/* drawing */
.draw text { font-family: var(--mono); font-size: 12px; fill: var(--ink-2); }
.draw .rl { font-size: 13px; letter-spacing: .1em; fill: var(--ink); font-weight: 500; }
.draw .cap { font-size: 11.5px; letter-spacing: .08em; }
.draw .ul { font-size: 13px; fill: var(--ink); }
.draw .mul { font-size: 13px; font-weight: 500; fill: var(--ink); }
.draw .slab { stroke: var(--ink); stroke-width: 1.2; }
.draw .gnd { stroke: var(--ink); stroke-width: 2; }
.draw .hatch { stroke: var(--ink-3); stroke-width: 1; }
.draw .trunk { fill: none; stroke: var(--teal); stroke-width: 4.5; stroke-linecap: square; }
.draw .branch { fill: none; stroke: var(--teal); stroke-width: 2.2; }
.draw .drop { stroke: var(--teal); stroke-width: 1.6; }
.draw .cur { fill: none; stroke: #BFF0E8; stroke-width: 2.2; stroke-linecap: round; stroke-dasharray: 0 24; animation: cur 1.8s linear infinite; }
@keyframes cur { to { stroke-dashoffset: -48; } }
.draw .wire { fill: none; stroke: var(--ink); stroke-width: 1.4; }
.draw .wire.d { stroke-dasharray: 5 4; }
.draw .junc { fill: var(--teal); }
.draw .sym { color: var(--ink); cursor: pointer; outline: none; }
.draw .sym .hit { fill: transparent; }
.draw .sym .halo { fill: none; stroke: none; }
.draw .sym:hover, .draw .sym:focus-visible { color: var(--teal); }
.draw .sym:focus-visible .halo { stroke: var(--teal); stroke-dasharray: 3 3; }
.draw .sym.sel { color: var(--amber-ink); --syf: #FFF6D8; }
.draw .sym.sel .halo { fill: var(--amber-bg); stroke: var(--amber); stroke-width: 1.4; stroke-dasharray: 5 3; }
.draw .sym.mk { color: var(--rev); }
.draw .trk-hit { stroke: transparent; stroke-width: 22; fill: none; }
.draw .sym.sel .trk-sel { stroke: var(--amber); stroke-width: 9; opacity: .55; fill: none; }
.draw .path { fill: none; stroke: var(--amber); stroke-width: 3; stroke-dasharray: 2 5; stroke-linecap: round; }
.draw .pulse { fill: var(--amber); stroke: var(--paper); stroke-width: 2; }
.draw .cloud { fill: none; stroke: var(--rev); stroke-width: 1.8; stroke-linejoin: round; }
.draw .rtag path { fill: var(--paper); stroke: var(--rev); stroke-width: 1.5; }
.draw .rtag text { fill: var(--rev); font-size: 10px; font-weight: 500; text-anchor: middle; }
.draw .bln circle { fill: var(--paper); stroke: var(--ink); stroke-width: 1; }
.draw .bln text { font-size: 10px; text-anchor: middle; fill: var(--ink); font-weight: 500; }
.draw .bln line { stroke: var(--ink); stroke-width: .8; }
.draw .street { font-size: 10px; letter-spacing: .3em; fill: var(--ink-3); }
.draw.in .ln { stroke-dasharray: 1; stroke-dashoffset: 1; animation: ln 1.1s var(--e) forwards; animation-delay: var(--dl, 0ms); }
.draw.in .sym, .draw.in .bln, .draw.in .rl { opacity: 0; animation: pop .7s var(--e) forwards; animation-delay: var(--dl, 0ms); }
.draw .nw { animation: pop .6s var(--e) both; }
@keyframes ln { to { stroke-dashoffset: 0; } }
@keyframes pop { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }

/* ---------- ES-02 ---------- */
.sh-head { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 0 28px; align-items: end; padding: 30px 0 26px 14px; border-bottom: 1px solid var(--ink); }
.code.big { border: 0; padding: 0; white-space: nowrap; font: 500 clamp(64px, 8.6vw, 136px)/.8 var(--mono); letter-spacing: -.07em; color: transparent; -webkit-text-stroke: 1.2px var(--ink); }
.sh-head h2 { font: 500 clamp(30px, 3.2vw, 46px)/1 var(--mono); letter-spacing: -.05em; }
.sh-head p { margin-top: 12px; max-width: 64ch; color: var(--ink-2); font-size: 16px; }
.spec { display: grid; grid-template-columns: minmax(0, 1fr) 330px; }
.clauses { border-right: 1px solid var(--ink); counter-reset: none; }
.cl { display: grid; grid-template-columns: 66px 64px minmax(0, 1fr); grid-template-areas: "n s t" "n s f" "n s d" "n s b"; column-gap: 0; padding: 26px 26px 24px 0; border-bottom: 1px solid var(--hair); position: relative; }
.cl-n { grid-area: n; font: 500 15px/1 var(--mono); padding: 6px 0 0 14px; color: var(--ink-2); }
.cl-sym { grid-area: s; width: 46px; height: 46px; color: var(--ink); }
.cl h3 { grid-area: t; font: 700 clamp(21px, 1.9vw, 27px)/1.15 var(--sans); letter-spacing: -.02em; text-wrap: balance; }
.cl-for { grid-area: f; margin-top: 6px !important; font-size: 16.5px; color: var(--ink-2); max-width: 62ch; }
.cl dl { grid-area: d; display: grid; grid-template-columns: 2.1fr 1fr 1.4fr 1.3fr; gap: 0; margin-top: 16px; border-top: 1px solid var(--ink); }
.cl dl > div { padding: 10px 14px 4px 0; min-width: 0; }
.cl dl > div + div { padding-left: 14px; border-left: 1px solid var(--hair); }
.cl dt { font: 500 10px/1.3 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--ink-3); margin-bottom: 5px; }
.cl dd { font-size: 14.5px; line-height: 1.5; color: var(--ink); }
.cl .pr b { font: 500 16px/1.3 var(--mono); letter-spacing: -.02em; }
.cl .pr em { display: block; margin-top: 4px; font: 400 11px/1.35 var(--mono); font-style: normal; color: var(--ink-3); }
.show { grid-area: b; justify-self: start; margin-top: 14px; background: none; border: 1px solid var(--ink); padding: 8px 12px; font: 500 11.5px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; transition: background .35s var(--e), color .35s var(--e); }
.show:hover { background: var(--ink); color: var(--paper); }
.cl-pj { background: linear-gradient(90deg, var(--teal) 0 4px, var(--teal-bg) 4px); border-bottom: 0; }
.cl-pj .cl-n { color: var(--teal); }
.notes { padding: 0 0 20px; }
.notes .box-h { border-bottom: 1px solid var(--ink); }
.notes ol { padding: 6px 16px 0 16px; counter-reset: n; position: sticky; top: 24px; }
.notes li { counter-increment: n; position: relative; padding: 12px 0 12px 34px; border-bottom: 1px solid var(--hair-2); font-size: 14px; line-height: 1.55; color: var(--ink-2); }
.notes li::before { content: counter(n); position: absolute; left: 0; top: 13px; width: 20px; height: 20px; display: grid; place-items: center; border: 1px solid var(--ink); font: 500 11px/1 var(--mono); color: var(--ink); }
.notes li:first-child { color: var(--ink); }

/* ---------- SO-03 ---------- */
.send { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 440px); }
.att { padding: 22px 28px 10px 14px; border-right: 1px solid var(--ink); min-width: 0; }
.att-h { display: flex; justify-content: space-between; gap: 12px; font: 500 10.5px/1.3 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--ink-2); padding: 0 0 8px; }
.att-h span + span { color: var(--teal); letter-spacing: .04em; text-transform: none; text-align: right; }
.att-h + .msg { margin-top: 0; }
.mini { border: 1px solid var(--ink); height: 280px; padding: 8px; margin-bottom: 20px; background: radial-gradient(circle, rgba(19, 32, 45, .1) 1px, transparent 1.3px) 0 0 / 14px 14px, var(--paper); display: flex; justify-content: center; }
.mini svg { position: static; height: 100%; width: auto; max-width: 100%; pointer-events: none; }
.msg { margin: 0; padding: 14px 16px; border: 1px solid var(--ink); border-left: 4px solid var(--teal); background: var(--paper-2); font: 400 12.5px/1.6 var(--mono); white-space: pre-wrap; overflow-wrap: anywhere; max-height: 420px; overflow: auto; color: var(--ink); }
.ask { padding: 22px 22px 26px 26px; display: grid; gap: 16px; align-content: start; }
.ask label { display: grid; gap: 4px; }
.ask label span { font: 500 10.5px/1.3 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--ink-2); }
.ask input, .ask textarea { width: 100%; font: 400 17px/1.4 var(--sans); color: var(--ink); background: transparent; border: 0; border-bottom: 1.5px solid var(--ink); border-radius: 0; padding: 7px 2px 8px; transition: background .3s var(--e), border-color .3s var(--e); }
.ask textarea { resize: vertical; min-height: 92px; background: repeating-linear-gradient(transparent 0 31px, var(--hair) 31px 32px); line-height: 32px; padding-top: 0; }
.ask input::placeholder, .ask textarea::placeholder { color: #7B868F; }
.ask input:focus, .ask textarea:focus { outline: none; border-color: var(--teal); background-color: var(--teal-bg); }
.acts { display: grid; grid-template-columns: 1fr auto; gap: 8px; margin-top: 4px; }
.call { display: flex; flex-direction: column; align-items: flex-start; gap: 3px; padding: 12px 16px; border: 0; background: var(--ink); color: var(--paper); text-align: left; transition: background .35s var(--e); }
.call span { font: 500 12px/1 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: #B9C6CF; }
.call b { font: 500 21px/1.1 var(--mono); letter-spacing: -.03em; }
.call:hover { background: var(--teal); }
.call:hover span { color: var(--paper); }
.copy { border: 1px solid var(--ink); background: none; padding: 10px 14px; font: 500 11.5px/1.25 var(--mono); letter-spacing: .08em; text-transform: uppercase; max-width: 150px; }
.copy:hover { background: var(--teal-bg); }
.ask .lead-note { color: var(--ink-2); }
.sent { padding: 12px 14px; border: 1px solid var(--teal); background: var(--teal-bg); font-size: 14px; line-height: 1.5; }
.sent[hidden] { display: none; }
.tb-end { margin-top: 0; }

/* seller block: the last strip of the drawing set, in the sheet's ink */
footer.seller { max-width: 1600px; margin: 0 auto; padding: 4px 76px 64px 28px; border-top: 0; color: var(--ink); font-family: var(--sans); font-size: 13px; }
footer.seller .seller-in { max-width: none; background: var(--paper); border: 1px solid var(--ink); padding: 18px 20px 20px; gap: 14px 28px; }
footer.seller b { font: 500 10px/1.3 var(--mono); letter-spacing: .14em; opacity: 1; color: var(--ink-3); }
footer.seller strong { font: 500 15px/1.3 var(--mono); letter-spacing: -.02em; }
footer.seller a { color: var(--teal); }

html.static *, html.static *::before, html.static *::after { transition: none !important; animation: none !important; }
html.static .draw.in .ln { stroke-dashoffset: 0; }
html.static .draw.in .sym, html.static .draw.in .bln, html.static .draw.in .rl { opacity: 1; }
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { transition: none !important; animation: none !important; } .draw.in .ln { stroke-dashoffset: 0; } .draw.in .sym, .draw.in .bln, .draw.in .rl { opacity: 1; } }

/* ---------- narrower ---------- */
@media (max-width: 1260px) {
  .s1 { grid-template-columns: 236px minmax(0, 1fr); grid-template-areas: "head head" "pal board" "side side" "bom bom" "tb tb"; }
  .s1-head { grid-template-columns: 236px minmax(0, 1fr); }
  .lede { grid-column: 2; padding-top: 14px; max-width: 70ch; }
  .side { border-left: 0; border-top: 1px solid var(--ink); display: grid; grid-template-columns: 1fr 1fr; align-items: start; }
  .readout { grid-column: 1 / -1; }
  .spec { grid-template-columns: minmax(0, 1fr) 290px; }
  .cl dl { grid-template-columns: 1fr 1fr; }
  .cl dl > div:nth-child(3) { border-left: 0; padding-left: 0; }
  .tblock { grid-template-columns: 2fr 2fr 1fr 1fr; }
  .tblock > div:nth-child(5) { border-left: 0; }
  .tblock > div:nth-child(n+5) { border-top: 1px solid var(--ink); }
  .tblock .tb-by { grid-column: span 3; }
  .tb-mini { grid-template-columns: 2fr 1fr 2fr; }
  .tb-mini > div { border-top: 0 !important; }
  .tb-mini > div:nth-child(n+2) { border-left: 1px solid var(--ink); }
  .tb-mini .tb-by { grid-column: auto; }
}
@media (max-width: 900px) {
  :root { --pad: 16px; }
  .tabs { position: sticky; top: 0; flex-direction: row; justify-content: flex-start; gap: 0; background: var(--desk); padding: 8px 16px; border-bottom: 1px solid var(--ink); }
  .tab { writing-mode: horizontal-tb; border: 1px solid var(--ink); border-right: 0; padding: 8px 9px; gap: 6px; font-size: 10px; }
  .tab span { display: none; }
  .tab.on { padding-right: 9px; }
  .lang { flex-direction: row; margin: 0 0 0 auto; border-right: 1px solid var(--ink); }
  .lang button + button { border-top: 0; border-left: 1px solid var(--hair); }
  .tabs > .tab:nth-child(3) { border-right: 1px solid var(--ink); }
  .desk { padding: 16px 12px 40px; gap: 24px; }
  .sheet { padding: 0 8px; }
  .s1 { grid-template-columns: minmax(0, 1fr); grid-template-areas: "head" "board" "pal" "side" "bom" "tb"; }
  #bom { grid-template-columns: minmax(0, 1fr); padding: 8px 6px 14px; }
  #bom .refs { border-left: 0; padding: 10px 0 0; border-top: 1px solid var(--ink); margin-top: 12px; }
  .bom .box-h span { padding-left: 8px; }
  .s1-head { grid-template-columns: minmax(0, 1fr); padding: 14px 0 18px; }
  .brand { padding: 0 8px 14px; }
  .brand img { height: 38px; }
  .s1 h1 { padding: 0 8px; font-size: clamp(32px, 9.4vw, 44px); }
  .lede { grid-column: 1; padding: 12px 8px 0; font-size: 15px; }
  .palette { border-right: 0; border-top: 1px solid var(--ink); }
  .types { grid-template-columns: repeat(4, 1fr); }
  .types button { border: 0 !important; font-size: 11px; }
  .types button + button { border-left: 1px solid var(--ink) !important; }
  .devs { grid-template-columns: 1fr 1fr; column-gap: 12px; }
  .go { margin: 16px 14px 0; }
  .board-h { padding: 12px 8px 4px; flex-wrap: wrap; }
  .board-hint { padding: 0 8px 12px; }
  .dwrap { min-height: 0; }
  .draw .ul { font-size: 15px; } .draw .rl { font-size: 13px; } .draw .cap { font-size: 12.5px; } .draw .mul { font-size: 15px; }
  .draw { position: static; height: auto; }
  .side { grid-template-columns: minmax(0, 1fr); padding: 12px 6px 16px; }
  .readout.on { position: fixed; z-index: 60; left: 8px; right: 8px; bottom: 8px; min-height: 0; max-height: 55vh; overflow: auto; box-shadow: 0 -18px 40px -16px rgba(19, 32, 45, .5); }
  .readout.on .ro-x { display: grid; place-items: center; position: absolute; top: 2px; right: 2px; width: 34px; height: 30px; border: 0; background: none; font: 400 20px/1 var(--mono); }
  .readout.on .ro-h { padding-right: 44px; }
  .tblock, .tb-mini { grid-template-columns: 1fr 1fr; margin: 0 -8px; }
  .tblock > div { border-left: 0 !important; border-top: 1px solid var(--ink); }
  .tblock > div:nth-child(even) { border-left: 1px solid var(--ink) !important; }
  .tblock > div:first-child { grid-column: 1 / -1; border-top: 0; }
  .tblock > div:first-child + div { border-left: 0 !important; }
  .tblock .tb-by, .tblock .tb-legal { grid-column: 1 / -1; border-left: 0 !important; }
  .tb-mini { margin-top: 20px; }
  .sh-head { grid-template-columns: minmax(0, 1fr); padding: 18px 0 18px 6px; gap: 12px; }
  .code.big { font-size: 72px; }
  .spec { grid-template-columns: minmax(0, 1fr); }
  .clauses { border-right: 0; }
  .cl { grid-template-columns: 44px minmax(0, 1fr); grid-template-areas: "n s" "t t" "f f" "d d" "b b"; padding: 20px 4px 20px 6px; }
  .cl-n { padding: 4px 0 0 2px; }
  .cl-sym { width: 38px; height: 38px; margin-bottom: 8px; }
  .cl dl { grid-template-columns: minmax(0, 1fr); }
  .cl dl > div, .cl dl > div + div { border-left: 0; padding: 9px 0 3px; border-top: 1px solid var(--hair-2); }
  .cl dl > div:first-child { border-top: 0; }
  .notes { border-top: 1px solid var(--ink); }
  .notes ol { padding: 4px 6px 0; position: static; }
  .send { grid-template-columns: minmax(0, 1fr); }
  .att { border-right: 0; padding: 16px 6px 8px; }
  .mini { height: 220px; }
  .ask { padding: 18px 6px 22px; border-top: 1px solid var(--ink); }
  .acts { grid-template-columns: 1fr; }
  .copy { max-width: none; }
  footer.seller { padding: 0 12px 40px; }
  footer.seller .seller-in { padding: 14px; }
}

/* legal pages (privacy, terms, cookie, impressum) share this sheet: their tables */
.doc table { border-collapse: collapse; width: 100%; margin: 10px 0 16px; }
.doc td, .doc th { text-align: left; vertical-align: top; padding: 7px 10px 7px 0; border-bottom: 1px solid var(--hair); }
.doc thead th { border-bottom: 1px solid var(--ink); }

/* == 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: peta-interfones */
.ck { left: 24px; bottom: 24px; width: 380px; max-width: calc(100vw - 48px); display: grid; grid-template-columns: 56px minmax(0, 1fr); background: var(--paper, #FBFCFB); color: var(--ink, #13202D); border: 1px solid var(--ink, #13202D); font-family: var(--sans, 'DM Sans', sans-serif); font-size: 14px; line-height: 1.45; box-shadow: 0 1px 0 rgba(19, 32, 45, .08), 0 22px 40px -22px rgba(19, 32, 45, .55); }
.ck .ck-k { grid-column: 1 / -1; display: flex; justify-content: space-between; padding: 8px 12px; border-bottom: 1px solid var(--ink, #13202D); font: 500 10.5px/1 var(--mono, 'DM Mono', monospace); letter-spacing: .16em; text-transform: uppercase; }
.ck .ck-k::after { content: 'L'; color: var(--ink-3, #66727D); letter-spacing: 0; }
.ck::before { content: ''; grid-column: 1; grid-row: 2 / span 2; border-right: 1px solid var(--hair, #C6CED4); background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 40 40'%3E%3Ccircle cx='20' cy='20' r='11' fill='none' stroke='%2313202D' stroke-width='1.6'/%3E%3Ccircle cx='20' cy='20' r='3' fill='%23007A6E'/%3E%3Cpath d='M20 4v5M20 31v5M4 20h5M31 20h5' stroke='%2313202D' stroke-width='1.2'/%3E%3C/svg%3E") center 14px / 32px 32px no-repeat; }
.ck .ck-t { grid-column: 2; padding: 11px 14px 0; }
.ck .ck-t b { font: 500 17px/1.2 var(--mono, 'DM Mono', monospace); letter-spacing: -.03em; }
.ck .ck-p { grid-column: 2; padding: 5px 14px 12px; font-size: 13.5px; color: var(--ink-2, #44515D); }
.ck .b { grid-column: 1 / -1; margin: 0; display: grid; grid-template-columns: 1fr 1fr auto; gap: 0; border-top: 1px solid var(--ink, #13202D); }
.ck button, .ck a.more { padding: 10px 12px; border: 0; border-radius: 0; background: transparent; color: var(--ink, #13202D); font: 500 11.5px/1.2 var(--mono, 'DM Mono', monospace); letter-spacing: .1em; text-transform: uppercase; text-align: center; transition: background .3s cubic-bezier(.16, 1, .3, 1), color .3s cubic-bezier(.16, 1, .3, 1); }
.ck .ok { background: var(--ink, #13202D); color: var(--paper, #FBFCFB); }
.ck .ok:hover, .ck .ok:focus-visible { background: var(--teal, #007A6E); }
.ck .no { border-left: 1px solid var(--ink, #13202D); }
.ck .no:hover, .ck .no:focus-visible { background: var(--teal-bg, #E1F2EF); }
.ck a.more { border-left: 1px solid var(--ink, #13202D); text-transform: none; letter-spacing: .02em; text-decoration: underline; text-underline-offset: 3px; color: var(--teal, #007A6E); }
.ck a.more:hover { background: var(--teal-bg, #E1F2EF); }
@media (max-width: 600px) { .ck.ck { left: 10px; right: 10px; bottom: 10px; width: auto; max-width: none; grid-template-columns: 46px minmax(0, 1fr); } .ck::before { background-size: 26px 26px; background-position: center 12px; } .ck .b { grid-template-columns: 1fr 1fr; } .ck a.more { grid-column: 1 / -1; border-left: 0; border-top: 1px solid var(--ink, #13202D); } }

@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; } }