/* =====================================================================
   Graph Paper - Transum Mathematics - October 2026
   A drafting-table look: cutting-mat background, a ruler, a protractor,
   the sheet taped down, and the settings laid out like the title block
   of a technical drawing. Pure ASCII.
   ===================================================================== */
:root {
	--mat: #1e463a;
	--mat-deep: #142f26;
	--mat-line: rgba(226, 240, 226, 0.05);
	--mat-line2: rgba(226, 240, 226, 0.11);
	--ink: #161513;
	--cream: #f6f0df;
	--cream-2: #ece2c8;
	--gold: #e8b43c;
	--gold-deep: #b9871a;
	--red: #c8322f;
	--muted: #6b6453;
	--mono: "IBM Plex Mono", Consolas, "Courier New", monospace;
	--body: "Nunito", "Segoe UI", Arial, sans-serif;
	--display: "Playfair Display", Georgia, serif;
	--math: "STIX Two Text", "Cambria Math", "Times New Roman", serif;
}

html { background: var(--mat-deep); }
body.gp {
	margin: 0;
	color: #f1ecdc;
	font-family: var(--body);
	font-size: 16px;
	background-color: var(--mat);
	background-image:
		radial-gradient(ellipse at 50% -10%, rgba(255, 255, 255, 0.08), transparent 55%),
		radial-gradient(ellipse at 50% 120%, rgba(0, 0, 0, 0.35), transparent 60%),
		linear-gradient(var(--mat-line2) 1px, transparent 1px),
		linear-gradient(90deg, var(--mat-line2) 1px, transparent 1px),
		linear-gradient(var(--mat-line) 1px, transparent 1px),
		linear-gradient(90deg, var(--mat-line) 1px, transparent 1px);
	background-size: 100% 100%, 100% 100%, 100px 100px, 100px 100px, 20px 20px, 20px 20px;
}
body.gp *, body.gp *::before, body.gp *::after { box-sizing: border-box; }
body.gp :focus-visible { outline: 3px solid var(--gold); outline-offset: 2px; }

/* ---------------------------------------------------------------- header */
.gp-head {
	max-width: 1440px;
	margin: 0 auto;
	padding: 28px 24px 0;
	display: grid;
	grid-template-columns: 1fr auto;
	align-items: end;
	gap: 20px;
}
.gp-kicker {
	font-family: var(--mono);
	font-size: 12px;
	letter-spacing: 0.3em;
	text-transform: uppercase;
	color: var(--gold);
}
h1.gp-title {
	font-family: var(--display);
	font-style: italic;
	font-weight: 900;
	font-size: clamp(48px, 7.5vw, 104px);
	line-height: 0.92;
	margin: 8px 0 0;
	color: var(--cream);
	letter-spacing: -0.015em;
	text-shadow: 0 3px 0 rgba(0, 0, 0, 0.28);
}
.gp-brand { display: flex; align-items: center; gap: clamp(12px, 1.6vw, 22px); margin-top: 8px; }
.gp-brand h1.gp-title { margin: 0; }
.gp-logo { flex: none; display: block; line-height: 0; transition: transform 0.2s; }
.gp-logo img { display: block; height: clamp(62px, 8.6vw, 118px); width: auto; filter: drop-shadow(0 4px 0 rgba(0, 0, 0, 0.28)); }
.gp-logo:hover { transform: rotate(-6deg) scale(1.04); }
h1.gp-title em {
	font-style: italic;
	color: var(--gold);
	position: relative;
}
.gp-tagline {
	font-family: var(--mono);
	font-size: 14px;
	color: #cfe0d2;
	margin: 14px 0 0;
}
.gp-tagline b { color: var(--cream); font-weight: 600; }

.gp-protractor {
	position: relative;
	width: 220px;
	height: 110px;
	margin-bottom: 4px;
	border: 2px solid rgba(232, 180, 60, 0.85);
	border-bottom-width: 3px;
	border-radius: 110px 110px 0 0;
	background: rgba(232, 180, 60, 0.07);
	overflow: hidden;
}
.gp-protractor::before,
.gp-protractor::after {
	content: "";
	position: absolute;
	inset: 0;
}
.gp-protractor::before {
	background: repeating-conic-gradient(from -90deg at 50% 100%, rgba(232, 180, 60, 0.95) 0deg 0.6deg, transparent 0.6deg 10deg);
	-webkit-mask: radial-gradient(circle at 50% 100%, transparent 0 86px, #000 87px);
	mask: radial-gradient(circle at 50% 100%, transparent 0 86px, #000 87px);
}
.gp-protractor::after {
	background: repeating-conic-gradient(from -90deg at 50% 100%, rgba(232, 180, 60, 0.7) 0deg 0.35deg, transparent 0.35deg 2deg);
	-webkit-mask: radial-gradient(circle at 50% 100%, transparent 0 98px, #000 99px);
	mask: radial-gradient(circle at 50% 100%, transparent 0 98px, #000 99px);
}
.gp-protractor .needle {
	position: absolute;
	left: 50%;
	bottom: 0;
	width: 2px;
	height: 96px;
	background: var(--red);
	transform-origin: 50% 100%;
	transform: rotate(38deg);
	animation: gp-sweep 9s ease-in-out infinite alternate;
}
.gp-protractor .hub {
	position: absolute;
	left: 50%;
	bottom: -9px;
	width: 18px;
	height: 18px;
	margin-left: -9px;
	border-radius: 50%;
	border: 2px solid var(--gold);
	background: var(--mat);
}
.gp-protractor .pr-label {
	position: absolute;
	left: 0;
	right: 0;
	bottom: 14px;
	text-align: center;
	font-family: var(--mono);
	font-size: 10px;
	letter-spacing: 0.22em;
	color: var(--gold);
}
@keyframes gp-sweep { from { transform: rotate(-52deg); } to { transform: rotate(52deg); } }
@media (prefers-reduced-motion: reduce) { .gp-protractor .needle { animation: none; } }

.gp-ruler {
	position: relative;
	max-width: 1392px;
	height: 34px;
	margin: 18px auto 26px;
	overflow: hidden;
	background-color: rgba(250, 246, 232, 0.93);
	background-image:
		linear-gradient(90deg, #2a2a2a 1px, transparent 1px),
		linear-gradient(90deg, #2a2a2a 1px, transparent 1px),
		linear-gradient(90deg, #2a2a2a 1.5px, transparent 1.5px);
	background-size: 10px 26%, 50px 44%, 100px 62%;
	background-repeat: repeat-x;
	background-position: 0 0;
	border-radius: 2px;
	box-shadow: 0 4px 0 rgba(0, 0, 0, 0.22), inset 0 -1px 0 rgba(0, 0, 0, 0.15);
}
.gp-ruler span {
	position: absolute;
	bottom: 3px;
	margin-left: 3px;
	font-family: var(--mono);
	font-size: 10px;
	color: #333;
}
@media (min-width: 1440px) { .gp-ruler { margin-left: auto; margin-right: auto; } }
@media (max-width: 1439px) { .gp-ruler { margin-left: 24px; margin-right: 24px; } }

/* ---------------------------------------------------------------- workbench */
.gp-bench {
	max-width: 1440px;
	margin: 0 auto;
	padding: 0 24px 34px;
	display: grid;
	grid-template-columns: minmax(0, 1fr) 380px;
	gap: 30px;
	align-items: start;
}
.stage { position: relative; min-width: 0; }
.sheet-wrap {
	position: relative;
	display: flex;
	justify-content: center;
	padding: 16px 0 4px;
}
#Sheet {
	position: relative;
	line-height: 0;
	max-width: 100%;
	box-shadow: 0 1px 1px rgba(0, 0, 0, 0.25), 0 24px 46px -12px rgba(0, 0, 0, 0.6), 0 6px 14px rgba(0, 0, 0, 0.22);
}
#SheetSvg svg { display: block; max-width: 100%; height: auto; }
#Sheet::before,
#Sheet::after {
	content: "";
	position: absolute;
	top: -12px;
	width: 120px;
	height: 30px;
	background: rgba(243, 230, 186, 0.78);
	box-shadow: 0 1px 2px rgba(0, 0, 0, 0.18);
	pointer-events: none;
	z-index: 2;
	-webkit-clip-path: polygon(0 8%, 4% 0, 8% 10%, 12% 0, 100% 0, 100% 92%, 96% 100%, 92% 90%, 88% 100%, 0 100%);
	clip-path: polygon(0 8%, 4% 0, 8% 10%, 12% 0, 100% 0, 100% 92%, 96% 100%, 92% 90%, 88% 100%, 0 100%);
}
#Sheet::before { left: -38px; transform: rotate(-35deg); }
#Sheet::after { right: -38px; transform: rotate(35deg); }
#Sheet.plotting #SheetSvg { cursor: crosshair; }
#Cursor {
	display: none;
	position: absolute;
	width: 22px;
	height: 22px;
	margin: -11px 0 0 -11px;
	border: 2px solid var(--red);
	border-radius: 50%;
	pointer-events: none;
	z-index: 3;
	box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.6);
}
#Sheet:not(.plotting) #Cursor { width: 10px; height: 10px; margin: -5px 0 0 -5px; border-width: 1.5px; opacity: 0.7; }

.stage-strip {
	display: flex;
	flex-wrap: wrap;
	gap: 10px;
	align-items: center;
	justify-content: center;
	margin-top: 18px;
	font-family: var(--mono);
	font-size: 13px;
}
.chip {
	background: rgba(0, 0, 0, 0.3);
	border: 1px solid rgba(255, 255, 255, 0.2);
	padding: 7px 12px;
	color: #e9f1e6;
}
#Coords { min-width: 150px; text-align: center; color: var(--gold); font-weight: 600; }
#StripSummary { color: #cfe0d2; }
.strip-btn {
	font-family: var(--mono);
	font-size: 13px;
	padding: 7px 12px;
	cursor: pointer;
	color: var(--cream);
	background: transparent;
	border: 1px solid rgba(246, 240, 223, 0.55);
}
.strip-btn:hover { background: rgba(246, 240, 223, 0.12); }
.strip-btn[aria-pressed=true] { background: var(--gold); color: var(--ink); border-color: var(--gold); }

/* presenting: the sheet fills the screen */
body.presenting { overflow: hidden; }
body.presenting .stage {
	position: fixed;
	inset: 0;
	z-index: 9000;
	padding: 14px 18px;
	display: flex;
	flex-direction: column;
	justify-content: center;
	background: var(--mat);
	background-image: linear-gradient(var(--mat-line2) 1px, transparent 1px), linear-gradient(90deg, var(--mat-line2) 1px, transparent 1px);
	background-size: 100px 100px;
}
body.presenting .stage-strip { margin-top: 10px; }
body.presenting #Sheet::before, body.presenting #Sheet::after { display: none; }

/* ---------------------------------------------------------------- title block (settings) */
.tb {
	background: var(--cream);
	color: var(--ink);
	border: 2px solid var(--ink);
	box-shadow: 10px 10px 0 rgba(0, 0, 0, 0.32);
	position: sticky;
	top: 14px;
	max-height: calc(100vh - 28px);
	overflow-y: auto;
	scrollbar-width: thin;
	scrollbar-color: var(--ink) var(--cream-2);
	font-size: 14.5px;
}
.tb-head {
	display: grid;
	grid-template-columns: 1fr;
	border-bottom: 2px solid var(--ink);
	font-family: var(--mono);
	font-size: 11px;
	letter-spacing: 0.16em;
	text-transform: uppercase;
}
.tb-head > div { padding: 9px 12px; }
.tb-presets { padding: 12px 14px 14px; border-bottom: 2px solid var(--ink); background: var(--cream-2); }
.presets { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.preset {
	font-family: var(--mono);
	font-size: 11.5px;
	padding: 6px 9px;
	border: 1.5px solid var(--ink);
	background: var(--cream);
	color: var(--ink);
	cursor: pointer;
	transition: background 0.12s, transform 0.12s;
}
.preset:hover { background: var(--gold); transform: translateY(-1px); }

details.tb-sec { border-bottom: 1.5px solid var(--ink); }
details.tb-sec:last-child { border-bottom: 0; }
details.tb-sec > summary {
	list-style: none;
	cursor: pointer;
	display: flex;
	align-items: center;
	gap: 10px;
	padding: 11px 14px;
	font-family: var(--mono);
	font-size: 12px;
	font-weight: 600;
	letter-spacing: 0.16em;
	text-transform: uppercase;
	user-select: none;
}
details.tb-sec > summary::-webkit-details-marker { display: none; }
details.tb-sec > summary::after {
	content: "+";
	margin-left: auto;
	font-size: 16px;
	font-weight: 400;
}
details.tb-sec[open] > summary::after { content: "\2212"; }
details.tb-sec > summary:hover { background: rgba(0, 0, 0, 0.04); }
.n { background: var(--ink); color: var(--cream); padding: 1px 6px; letter-spacing: 0.05em; }
.sec-body { padding: 2px 14px 16px; }

.lbl {
	display: block;
	font-family: var(--mono);
	font-size: 10.5px;
	letter-spacing: 0.12em;
	text-transform: uppercase;
	color: var(--muted);
	margin: 12px 0 6px;
}
.range {
	display: grid;
	grid-template-columns: 30px 1fr auto 1fr;
	align-items: end;
	gap: 8px;
	margin-top: 10px;
}
.var {
	font-family: var(--math);
	font-style: italic;
	font-size: 30px;
	line-height: 1;
	text-align: center;
	padding-bottom: 2px;
}
.to { font-family: var(--mono); font-size: 12px; color: var(--muted); padding-bottom: 8px; }
.step {
	display: grid;
	grid-template-columns: 30px auto 1fr auto;
	align-items: end;
	gap: 8px;
	margin: 6px 0 4px;
}
.step .lbl { margin: 0 0 8px; }

input.fld, input.txt {
	width: 100%;
	font-family: var(--mono);
	font-size: 16px;
	padding: 6px 4px 4px;
	text-align: center;
	color: var(--ink);
	background: rgba(255, 255, 255, 0.6);
	border: 0;
	border-bottom: 2px solid var(--ink);
	border-radius: 0;
	outline: none;
	transition: background 0.12s;
}
input.txt { text-align: left; font-family: var(--body); padding-left: 6px; }
input.fld:focus, input.txt:focus { background: #fff4cf; border-bottom-color: var(--gold-deep); }
input.fld.bad { background: #fbdcd6; border-bottom-color: var(--red); }
input.fld.is-auto { color: var(--muted); font-style: italic; }
.msg {
	display: none;
	margin: 10px 0 0;
	padding: 7px 9px;
	background: var(--red);
	color: #fff;
	font-size: 13px;
	font-family: var(--mono);
}
.readout {
	margin: 12px 0 0;
	padding: 7px 9px;
	border: 1.5px dashed rgba(0, 0, 0, 0.35);
	font-family: var(--mono);
	font-size: 12px;
	color: var(--ink);
}
.hint { font-size: 13px; color: var(--muted); margin: 10px 0 0; line-height: 1.45; }
.hint code { font-family: var(--mono); background: rgba(0, 0, 0, 0.07); padding: 0 3px; }

.seg { display: flex; border: 1.5px solid var(--ink); background: rgba(255, 255, 255, 0.4); }
.seg button {
	flex: 1 1 0;
	min-width: 0;
	font-family: var(--mono);
	font-size: 12px;
	padding: 8px 3px;
	background: transparent;
	color: var(--ink);
	border: 0;
	border-left: 1.5px solid var(--ink);
	cursor: pointer;
	white-space: nowrap;
}
.seg button:first-child { border-left: 0; }
.seg button:hover { background: rgba(232, 180, 60, 0.35); }
.seg button[aria-pressed=true] { background: var(--ink); color: var(--cream); }
.seg.bad { border-color: var(--red); box-shadow: 0 0 0 2px var(--red); }
.seg .pi { font-family: var(--math); font-style: italic; font-size: 15px; }

.chk {
	display: flex;
	gap: 10px;
	align-items: flex-start;
	margin: 10px 0 0;
	line-height: 1.35;
	cursor: pointer;
}
.chk input {
	-webkit-appearance: none;
	appearance: none;
	flex: none;
	width: 18px;
	height: 18px;
	margin: 0;
	border: 1.5px solid var(--ink);
	background: #fff;
	display: grid;
	place-content: center;
	cursor: pointer;
}
.chk input:checked { background: var(--ink); }
.chk input:checked::after {
	content: "";
	width: 9px;
	height: 5px;
	border-left: 2px solid var(--gold);
	border-bottom: 2px solid var(--gold);
	transform: translate(0, -1px) rotate(-45deg);
}
.chk.tiny { margin: 0 0 8px; font-family: var(--mono); font-size: 11px; text-transform: uppercase; letter-spacing: 0.08em; align-items: center; gap: 6px; }
.chk.tiny input { width: 15px; height: 15px; }

.swatches { display: flex; flex-wrap: wrap; gap: 7px; align-items: center; }
.sw {
	width: 30px;
	height: 30px;
	padding: 0;
	border: 1.5px solid var(--ink);
	cursor: pointer;
}
.sw[aria-pressed=true], .paper-sw[aria-pressed=true] { outline: 3px solid var(--gold-deep); outline-offset: 2px; }
#GcCustom { width: 38px; height: 32px; padding: 0 2px; border: 1.5px dashed var(--ink); background: #fff; cursor: pointer; }
#PaperSwatches { display: grid; grid-template-columns: repeat(4, 1fr); gap: 7px; }
.paper-sw {
	height: 48px;
	padding: 4px 5px;
	display: flex;
	align-items: flex-end;
	border: 1.5px solid var(--ink);
	font-family: var(--mono);
	font-size: 9.5px;
	letter-spacing: 0.04em;
	cursor: pointer;
	background-size: 8px 8px;
}
.paper-white { background-color: #fff; color: #222; background-image: linear-gradient(rgba(43, 179, 166, 0.35) 1px, transparent 1px), linear-gradient(90deg, rgba(43, 179, 166, 0.35) 1px, transparent 1px); }
.paper-cream { background-color: #fbf5e6; color: #2b2219; background-image: linear-gradient(rgba(208, 88, 58, 0.3) 1px, transparent 1px), linear-gradient(90deg, rgba(208, 88, 58, 0.3) 1px, transparent 1px); }
.paper-chalk { background-color: #1f2b26; color: #f1eee2; background-image: linear-gradient(rgba(168, 213, 194, 0.3) 1px, transparent 1px), linear-gradient(90deg, rgba(168, 213, 194, 0.3) 1px, transparent 1px); }
.paper-blueprint { background-color: #123e6d; color: #eef5ff; background-image: linear-gradient(rgba(255, 255, 255, 0.28) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, 0.28) 1px, transparent 1px); }

.slider-row { display: grid; grid-template-columns: 1fr 48px; gap: 10px; align-items: center; }
#OpVal { font-family: var(--mono); font-size: 13px; text-align: right; }
input.slider { -webkit-appearance: none; appearance: none; width: 100%; height: 26px; background: transparent; cursor: pointer; }
input.slider::-webkit-slider-runnable-track {
	height: 8px;
	border: 1.5px solid var(--ink);
	background: repeating-linear-gradient(90deg, var(--ink) 0 1px, transparent 1px 10%), #fff;
}
input.slider::-webkit-slider-thumb {
	-webkit-appearance: none;
	width: 16px;
	height: 24px;
	margin-top: -9px;
	background: var(--gold);
	border: 2px solid var(--ink);
	border-radius: 0;
}
input.slider::-moz-range-track { height: 6px; border: 1.5px solid var(--ink); background: #fff; }
input.slider::-moz-range-thumb { width: 14px; height: 22px; background: var(--gold); border: 2px solid var(--ink); border-radius: 0; }

.btn-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 11px; margin-top: 16px; }
.btn {
	font-family: var(--mono);
	font-size: 13px;
	font-weight: 600;
	letter-spacing: 0.03em;
	padding: 11px 10px;
	color: var(--ink);
	background: #fff;
	border: 2px solid var(--ink);
	box-shadow: 3px 3px 0 var(--ink);
	cursor: pointer;
	transition: transform 0.08s, box-shadow 0.08s;
}
.btn:hover { transform: translate(-1px, -1px); box-shadow: 4px 4px 0 var(--ink); }
.btn:active { transform: translate(2px, 2px); box-shadow: 1px 1px 0 var(--ink); }
.btn.primary { background: var(--red); color: #fff; grid-column: 1 / -1; font-size: 15px; padding: 13px; }
.btn.gold { background: var(--gold); }
.btn.quiet { background: transparent; box-shadow: none; border-style: dashed; }
.btn.quiet:hover { box-shadow: none; transform: none; background: rgba(0, 0, 0, 0.05); }
.btn.small { padding: 7px 10px; font-size: 12px; }
.row-btns { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 12px; align-items: center; }
.plot-big[aria-pressed=true] { background: var(--gold); }
#PtCount { font-family: var(--mono); font-size: 12px; color: var(--muted); }

#Toast {
	position: fixed;
	left: 50%;
	bottom: 26px;
	z-index: 10000;
	transform: translate(-50%, 24px);
	opacity: 0;
	pointer-events: none;
	padding: 11px 18px;
	background: var(--ink);
	color: var(--cream);
	border: 2px solid var(--gold);
	font-family: var(--mono);
	font-size: 14px;
	box-shadow: 6px 6px 0 rgba(0, 0, 0, 0.3);
	transition: opacity 0.2s, transform 0.2s;
}
#Toast.show { opacity: 1; transform: translate(-50%, 0); }

/* ---------------------------------------------------------------- notes */
.gp-notes { max-width: 1440px; margin: 20px auto 0; padding: 0 24px; }
.notes-sheet {
	background: var(--cream);
	color: var(--ink);
	border: 2px solid var(--ink);
	box-shadow: 10px 10px 0 rgba(0, 0, 0, 0.3);
	display: grid;
	grid-template-columns: 1.35fr 1fr 240px;
}
.notes-sheet > div { padding: 24px 26px 26px; min-width: 0; }
.notes-sheet > div + div { border-left: 1.5px solid var(--ink); }
.notes-sheet h2 {
	font-family: var(--display);
	font-style: italic;
	font-weight: 900;
	font-size: 34px;
	line-height: 1.05;
	margin: 0 0 6px;
}
.notes-sheet h3 {
	font-family: var(--mono);
	font-size: 11.5px;
	letter-spacing: 0.16em;
	text-transform: uppercase;
	margin: 22px 0 6px;
	padding-top: 10px;
	border-top: 1.5px solid var(--ink);
}
.notes-sheet p, .notes-sheet li { font-size: 15.5px; line-height: 1.6; margin: 8px 0; }
.notes-sheet ul { padding-left: 18px; margin: 8px 0; }
.notes-sheet li::marker { color: var(--red); }
.notes-sheet a { color: var(--red); font-weight: 700; text-decoration-thickness: 1.5px; text-underline-offset: 2px; }
.notes-sheet .ads { text-align: center; }
.notes-sheet .ads hr { border: 0; border-top: 1.5px solid var(--ink); margin: 16px 0; }
.notes-sheet .ads p { font-size: 14px; text-align: left; }
.lede { font-size: 17px !important; }
.notes-sheet .GoTo { font-family: var(--mono); font-size: 12px; }

/* inc_Choices.asp is shared with the other paper pages, so it is restyled here rather than edited */
.SeeAlso { max-width: 1440px; margin: 36px auto 0; padding: 0 24px; }
.SeeAlso h2 {
	font-family: var(--display);
	font-style: italic;
	font-weight: 900;
	font-size: 32px;
	color: var(--cream);
	margin: 36px 0 16px;
	text-shadow: 0 2px 0 rgba(0, 0, 0, 0.25);
}
.SeeAlso table, .SeeAlso tbody, .SeeAlso tr {
	display: flex;
	flex-wrap: wrap;
	justify-content: center;
	gap: 22px;
	margin: 0 auto !important;
	border-spacing: 0 !important;
}
.SeeAlso td {
	display: block;
	width: 192px;
	padding: 10px 12px 13px;
	background: var(--cream) !important;
	border: 2px solid var(--ink) !important;
	border-radius: 0 !important;
	box-shadow: 6px 6px 0 rgba(0, 0, 0, 0.3);
	transition: transform 0.15s, box-shadow 0.15s;
}
.SeeAlso td:hover { transform: translate(-2px, -3px) rotate(-0.8deg); box-shadow: 9px 10px 0 rgba(0, 0, 0, 0.3); }
.SeeAlso td p { margin: 0 0 8px; font-family: var(--mono); font-size: 12.5px; }
.SeeAlso td a { color: var(--ink); text-decoration: none; font-weight: 600; }
.SeeAlso td img { border: 1px solid rgba(0, 0, 0, 0.3); }

.gp-quote {
	text-align: center;
	font-family: var(--display);
	font-style: italic;
	font-size: 23px;
	color: #e9e2c9;
	margin: 54px 24px 12px;
}
.gp-quote::before, .gp-quote::after { content: ""; display: inline-block; width: 40px; height: 1px; background: var(--gold); vertical-align: middle; margin: 0 14px; }

/* ---------------------------------------------------------------- responsive */
@media (max-width: 1080px) {
	.gp-bench { grid-template-columns: 1fr; }
	.tb { position: static; max-height: none; }
	.notes-sheet { grid-template-columns: 1fr 1fr; }
	.notes-sheet > div.ads { grid-column: 1 / -1; border-left: 0; border-top: 1.5px solid var(--ink); }
}
@media (max-width: 720px) {
	.gp-head { grid-template-columns: 1fr; padding: 20px 16px 0; }
	.gp-protractor { display: none; }
	.gp-ruler { margin-left: 16px !important; margin-right: 16px !important; }
	.gp-bench, .gp-notes, .SeeAlso { padding-left: 16px; padding-right: 16px; }
	.notes-sheet { grid-template-columns: 1fr; }
	.notes-sheet > div + div { border-left: 0; border-top: 1.5px solid var(--ink); }
	#Sheet::before, #Sheet::after { width: 80px; }
	#Sheet::before { left: -22px; }
	#Sheet::after { right: -22px; }
}

/* ---------------------------------------------------------------- print (A4 sheet built by GraphPaper.js) */
#PrintSheet { display: none; }
@media print {
	html, body.gp { background: #fff !important; }
	body.gp > *:not(#PrintSheet) { display: none !important; }
	#PrintSheet { display: block !important; color: #000; }
	#PrintSheet * { -webkit-print-color-adjust: exact; print-color-adjust: exact; }
	.pt-page { display: grid; margin: 0 auto; }
	.pt-tile { display: flex; flex-direction: column; min-height: 0; overflow: hidden; }
	.pt-svg { flex: 1; display: flex; align-items: center; justify-content: center; min-height: 0; }
	.pt-svg svg { display: block; }
	.pt-name { height: 9mm; display: flex; align-items: flex-end; gap: 2mm; font: 10pt "Nunito", Arial, sans-serif; padding-bottom: 1.5mm; }
	.pt-name i { flex: 3; border-bottom: 0.3mm solid #000; }
	.pt-name i.short { flex: 1.2; }
	.pt-foot { text-align: center; font: 8pt "IBM Plex Mono", monospace; color: #777; margin-top: 2mm; }
}