.page-head.dam-head{padding:calc(var(--hdr) + clamp(28px,4vw,60px)) 0 clamp(32px,4vw,56px)}.page-head.has-plate.dam-head h1{font-size:clamp(36px,4.23vw,63px)}.dam-head h1 .l2{display:block;color:var(--green)}.dam-head .eyebrow{margin-bottom:18px}.dam-head h1+.fs-only{margin-top:22px}.dam-head .lead{margin-top:20px}.dam-plate{--plate-w: 520px}.dam-plate>img{display:block;width:100%;height:auto}.dam-get{margin-top:26px}.dam-get .dam-file{margin:12px 0 0;font-size:15px;color:var(--text-2)}.dam-file code{font:500 13.5px/1.4 var(--mono);color:var(--text)}.dam-sec{padding:clamp(56px,7vw,104px) 0 0}.dam-h2{font-size:clamp(30px,3.4vw,46px);line-height:1.02;max-width:26em}.dam-lead{margin:16px 0 0}.dam-kit{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;margin-top:clamp(28px,3.4vw,44px)}.dam-imp{display:grid;grid-template-rows:auto 1fr;background:var(--bg-2);border:1px solid var(--line);border-radius:var(--r-sm);overflow:hidden}.dam-imp-pic{margin:0;aspect-ratio:16 / 9;background:#c3c8cc;border-bottom:1px solid var(--line);overflow:hidden}.dam-imp-pic img{display:block;width:100%;height:100%;object-fit:cover}.dam-imp-in{padding:clamp(20px,2.4vw,28px)}.dam-imp h3{font-size:clamp(22px,2vw,28px);line-height:1.05}.dam-imp p{margin:10px 0 0;color:var(--silver)}.dam-imp .stats{margin-top:14px;font:600 13.5px/1.6 var(--sans);font-variant-numeric:tabular-nums;color:var(--text)}@media(max-width:760px){.dam-kit{grid-template-columns:1fr}}.dam-steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;margin:clamp(28px,3.4vw,44px) 0 0;padding:0;list-style:none;counter-reset:st}.dam-steps li{counter-increment:st;position:relative;padding:66px 20px 22px;background:var(--bg-2);border:1px solid var(--line);border-radius:var(--r-sm)}.dam-steps li:before{content:counter(st);position:absolute;left:20px;top:18px;width:36px;height:36px;display:grid;place-items:center;background:var(--green);color:var(--bg);font:800 19px/1 var(--display)}.dam-steps h3{margin:0 0 8px;font-size:20px;line-height:1.2}.dam-steps p{margin:0;color:var(--silver);font-size:16.5px}@media(max-width:1100px){.dam-steps{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:640px){.dam-steps{grid-template-columns:1fr}.dam-steps li{padding:18px 18px 20px 70px}.dam-steps li:before{top:16px;left:18px}}.keys-t{white-space:nowrap}.keys-t kbd,.dam-keys kbd{display:inline-block;padding:1px 7px;border:1.5px solid var(--line);border-bottom-width:3px;border-radius:5px;background:var(--bg-3);font:700 .88em/1.35 var(--sans);color:var(--text)}.dam-screen{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:clamp(28px,4.5vw,64px);align-items:center;margin-top:clamp(40px,5vw,64px)}.dam-shot{margin:0}.dam-shot img{border-radius:var(--r-sm);box-shadow:0 0 0 1px var(--line),0 30px 60px -36px #000c}.dam-screen h3{font-size:clamp(24px,2.3vw,32px);line-height:1.06;margin-bottom:16px}.dam-screen p{color:var(--silver)}.dam-screen p:last-child{margin-bottom:0}@media(max-width:900px){.dam-screen{grid-template-columns:1fr}}.dam-wet{margin-top:clamp(64px,8vw,112px);padding:clamp(44px,5.5vw,76px) 0;background:var(--bg-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.dam-wet-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(28px,5vw,72px);align-items:center}.dam-wet .dam-h2{margin-bottom:18px}.dam-wet-words p{max-width:34em;color:var(--silver);font-size:clamp(17.5px,1.3vw,19px)}.dam-wet .dam-next{margin:26px 0 0;padding-top:18px;border-top:1px solid var(--line);color:var(--text);font-size:17px}.dam-next .sep{margin:0 6px;color:var(--text-2)}.plate.wet-plate{justify-self:end;width:100%;max-width:520px;background:var(--bg)}.wet-plate>svg{display:block;width:100%;height:auto}.wet-plate .ground{fill:var(--bg-3)}.wet-plate .surface{fill:none;stroke:var(--silver);stroke-width:2;stroke-linejoin:round}.wet-plate .water{fill:var(--water);opacity:.85}.wet-plate .water-top{stroke:var(--water-2);stroke-width:2}.wet-plate .hatch{stroke:var(--orange);stroke-opacity:.55;stroke-width:1.5}.wet-plate .design{fill:none;stroke:var(--orange);stroke-width:2.4;stroke-dasharray:7 5}.wet-plate .flow{fill:none;stroke:var(--water-2);stroke-width:2.4;stroke-linecap:round}.wet-plate .flow-head{fill:var(--water-2)}.wet-plate .outlet{fill:var(--bg);stroke:var(--orange);stroke-width:2.4}.wet-plate .ui{font-size:12.5px;fill:var(--text)}@media(max-width:900px){.dam-wet-grid{grid-template-columns:1fr}.plate.wet-plate{justify-self:start}}@media(max-width:560px){.wet-plate .ui{font-size:19.5px}.wet-plate .wl-wet{transform:translate(6px,-6px)}.wet-plate .wl-out{transform:translateY(-20px)}.wet-plate .wl-ditch{transform:translate(-40px,2px)}}.dam-keys-grid{display:grid;grid-template-columns:minmax(0,.7fr) minmax(0,1.3fr);gap:clamp(28px,5vw,72px);align-items:start}.dam-keys-lead{margin:18px 0 0;font-size:18px;color:var(--silver)}.dam-keys-note{margin:18px 0 0;padding:14px 16px;border-left:3px solid var(--orange);background:var(--bg-2);color:var(--silver);font-size:15.5px}.dam-keys{width:100%;border-collapse:collapse;font-size:16.5px}.dam-keys th,.dam-keys td{padding:12px 0;border-top:1px solid var(--line);text-align:left;vertical-align:top}.dam-keys tbody tr:last-child>*{border-bottom:1px solid var(--line)}.dam-keys thead th{padding-top:0;border-top:0;font:600 12.5px/1.2 var(--sans);letter-spacing:.08em;text-transform:uppercase;color:var(--text-2)}.dam-keys tbody th{width:34%;padding-right:18px;font-weight:400;white-space:nowrap;color:var(--text-2)}.dam-keys td{color:var(--text)}.dam-keys .when{display:block;margin-top:2px;font-size:15px;color:var(--text-2)}@media(max-width:900px){.dam-keys-grid{grid-template-columns:1fr}}@media(max-width:560px){.dam-keys thead{display:none}.dam-keys,.dam-keys tbody,.dam-keys tr,.dam-keys th,.dam-keys td{display:block;width:100%}.dam-keys tr{padding:12px 0;border-top:1px solid var(--line)}.dam-keys tbody th,.dam-keys td{padding:0;border:0}.dam-keys tbody tr:last-child>*{border-bottom:0}.dam-keys tbody tr:last-child{border-bottom:1px solid var(--line)}.dam-keys td{margin-top:6px}}.dam-more{padding:clamp(56px,7vw,96px) 0 clamp(72px,9vw,120px)}.dam-more .dam-h2{margin-bottom:clamp(18px,2.2vw,26px)}.dam-info{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 48px}.dam-info>div{padding:22px 0;border-top:1px solid var(--line)}.dam-info h3{font-size:22px;margin-bottom:10px}.dam-info p{margin:0;color:var(--silver)}.dam-tm{margin:28px 0 0;max-width:60em}@media(max-width:860px){.dam-info{grid-template-columns:1fr}}