/* Gatehouse Architects: blueprint authority. One vermilion, reserved for the way in. */
:root {
  --navy: #0F2A48;
  --night: #0A1E35;
  --paper: #F0EDE4;
  --ink: #172231;
  --slate: #4A5A6E;
  --line: #EEF2F6;
  --mist: #C9D5E2;
  --steel: #93A9C1;
  --verm: #D83A1F;
  --verm-dk: #B32E16;
  --cols: 12;
  --gap: 24px;
  --edge: clamp(16px, 4.4vw, 64px);
  --hd-h: 72px;
  --f-display: "Barlow Condensed", Bahnschrift, "DIN Condensed", "Avenir Next Condensed", "Franklin Gothic Medium Cond", "Arial Narrow", sans-serif-condensed, "Helvetica Neue", sans-serif;
  --f-label: "Barlow", Bahnschrift, "DIN Alternate", "Avenir Next", "Franklin Gothic Medium", "Segoe UI", Arial, sans-serif;
  --f-text: "Barlow", "Segoe UI", "Helvetica Neue", "Avenir Next", Arial, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--hd-h) + 16px); -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--navy);
  color: var(--ink);
  font: 400 1.0625rem/1.6 var(--f-text);
  text-rendering: optimizeLegibility;
}
img, svg { display: block; max-width: 100%; }
img { height: auto; }
h1, h2, h3 { margin: 0; font-weight: 700; }
p { margin: 0; }
a { color: inherit; }
::selection { background: var(--navy); color: var(--paper); }
.on-navy ::selection, .hd ::selection, .ft ::selection { background: var(--line); color: var(--navy); }
:focus-visible { outline: 2px solid var(--focus, var(--navy)); outline-offset: 3px; }

.vh {
  position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0; border: 0;
  overflow: hidden; clip: rect(0 0 0 0); clip-path: inset(50%); white-space: nowrap;
}
.skip {
  position: absolute; left: 16px; top: -200px; z-index: 60;
  padding: 10px 16px; background: var(--line); color: var(--navy);
  font: 600 .9rem/1 var(--f-label); text-decoration: none;
}
.skip:focus { top: 64px; }

.wrap { width: min(100% - 2 * var(--edge), 1312px); margin-inline: auto; }

/* display type: condensed grotesk, set tight */
.hero__title, h2, .brand__name, .rule h3, .prow, .dwg__now, .key h3, .facts dd, .stage__text h3,
.fee dt, .studio__big, .faq summary, .ft__name {
  font-family: var(--f-display);
  font-weight: 700;
  font-stretch: condensed;
  font-variation-settings: "wdth" 75;
  text-transform: uppercase;
}

/* themes */
.on-navy { background: var(--navy); color: var(--mist); --fg: var(--line); --muted: var(--steel); --hair: rgba(238, 242, 246, .16); --grid: rgba(238, 242, 246, .055); --focus: var(--line); }
.on-paper { background: var(--paper); color: var(--ink); --fg: var(--navy); --muted: var(--slate); --hair: rgba(15, 42, 72, .2); --grid: rgba(15, 42, 72, .065); --focus: var(--navy); }

/* the visible 12-column hairline grid, drawn behind every section */
.gridlines { position: relative; isolation: isolate; }
.gridlines::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image: linear-gradient(to right,
    var(--grid) 0 1px, transparent 1px calc(100% - var(--gap) - 1px),
    var(--grid) calc(100% - var(--gap) - 1px) calc(100% - var(--gap)), transparent calc(100% - var(--gap)));
  background-size: calc((100% + var(--gap)) / var(--cols)) 100%;
}
.sec > .wrap { padding-block: clamp(72px, 8.5vw, 132px); }

/* ---------------------------------------------------------------- header */
.hd {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--night);
  color: var(--line);
  border-bottom: 1px solid rgba(238, 242, 246, .14);
  --focus: var(--line);
}
.hd__in { display: flex; align-items: center; gap: 28px; min-height: var(--hd-h); }
.brand { display: flex; align-items: center; gap: 12px; color: var(--line); text-decoration: none; flex: none; }
.brand__mark { width: 34px; height: 34px; }
.brand__stone { fill: var(--line); }
.brand__door { fill: var(--verm); }
.brand__word { display: grid; line-height: 1; }
.brand__name { font-size: 1.55rem; letter-spacing: .07em; }
.brand__sub { margin-top: 4px; color: var(--steel); font: 400 .6rem/1 var(--f-label); letter-spacing: .5em; text-transform: uppercase; }
.nav { margin-left: auto; }
.nav ol { display: flex; gap: 2px; margin: 0; padding: 0; list-style: none; }
.nav a {
  position: relative;
  display: flex;
  align-items: baseline;
  gap: 7px;
  padding: 10px 12px;
  color: var(--mist);
  font: 500 .88rem/1 var(--f-label);
  letter-spacing: .08em;
  text-transform: uppercase;
  text-decoration: none;
}
.nav__no { color: var(--steel); font-size: .68rem; font-variant-numeric: tabular-nums; letter-spacing: .04em; }
.nav a::after {
  content: "";
  position: absolute;
  left: 12px; right: 12px; bottom: 2px;
  height: 1px;
  background: var(--line);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .25s ease;
}
.nav a:hover, .nav a[aria-current="true"] { color: var(--line); }
.nav a:hover::after, .nav a[aria-current="true"]::after { transform: none; }

/* ---------------------------------------------------------------- buttons, links */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .75em;
  padding: .95em 1.25em;
  border: 0;
  border-radius: 0;
  font: 600 .9rem/1 var(--f-label);
  letter-spacing: .09em;
  text-transform: uppercase;
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
}
.btn--primary { background: var(--verm); color: #fff; box-shadow: inset 0 -3px 0 rgba(0, 0, 0, .18); }
.btn--primary:hover { background: var(--verm-dk); }
.btn--primary:active { box-shadow: none; transform: translateY(1px); }
.btn--lg { padding: 1.15em 1.5em; font-size: 1rem; }
.btn__arrow { width: 16px; height: 12px; fill: none; stroke: currentColor; stroke-width: 1.7; transition: transform .2s ease; }
.btn:hover .btn__arrow { transform: translateX(3px); }
.textlink {
  color: var(--fg, var(--line));
  font: 600 .88rem/1.3 var(--f-label);
  letter-spacing: .09em;
  text-transform: uppercase;
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: .45em;
}
.textlink:hover { text-decoration-thickness: 2px; }

/* ---------------------------------------------------------------- shared furniture */
.sheet-tag { display: flex; align-items: center; gap: 12px; font: 500 .74rem/1 var(--f-label); letter-spacing: .16em; text-transform: uppercase; color: var(--muted); }
.sheet-tag span:first-child {
  padding: 5px 8px 4px;
  border: 1px solid var(--fg);
  color: var(--fg);
  font-weight: 600;
  letter-spacing: .08em;
  font-variant-numeric: tabular-nums;
}
.figcap { margin-top: 14px; max-width: 52ch; color: var(--muted); font: 400 .8rem/1.5 var(--f-label); letter-spacing: .02em; }
.figcap__no { margin-right: .7em; color: var(--fg); font-weight: 600; letter-spacing: .08em; text-transform: uppercase; }

.sec__head {
  position: relative;
  display: grid;
  grid-template-columns: repeat(var(--cols), minmax(0, 1fr));
  column-gap: var(--gap);
  padding-top: 22px;
  margin-bottom: clamp(44px, 5.5vw, 80px);
}
.sec__head::before {
  content: "";
  position: absolute;
  left: 0; right: 0; top: 0;
  height: 2px;
  background: var(--fg);
  transform-origin: left;
}
.sec__head .sheet-tag { grid-column: 1 / span 3; align-self: start; margin-top: 6px; }
.sec__head h2 {
  grid-column: 4 / span 8;
  color: var(--fg);
  font-size: clamp(2.35rem, 1rem + 3.4vw, 4.4rem);
  line-height: .9;
  letter-spacing: .005em;
  text-wrap: balance;
}
.sec__lede { grid-column: 4 / span 6; margin-top: 22px; max-width: 40em; font-size: 1.125rem; line-height: 1.6; }

/* ---------------------------------------------------------------- hero */
.hero { overflow: hidden; }
.hero .wrap { padding-top: 26px; }
.bubbles {
  display: grid;
  grid-template-columns: repeat(var(--cols), minmax(0, 1fr));
  column-gap: var(--gap);
  margin: 0;
  padding: 0;
  list-style: none;
}
.bubbles li {
  display: grid;
  place-items: center;
  width: 24px;
  height: 24px;
  border: 1px solid rgba(238, 242, 246, .42);
  border-radius: 50%;
  color: var(--steel);
  font: 500 .66rem/1 var(--f-label);
  transform: translateX(-50%);
}
.hero__grid {
  display: grid;
  grid-template-columns: repeat(var(--cols), minmax(0, 1fr));
  column-gap: var(--gap);
  align-items: start;
  margin-top: clamp(24px, 3vw, 44px);
}
.hero__copy { grid-column: 1 / span 7; grid-row: 1; position: relative; z-index: 2; padding-top: 8px; }
.hero__title {
  margin: 22px 0 30px;
  color: var(--line);
  font-size: clamp(3.1rem, 1rem + 6.4vw, 7.6rem);
  line-height: .86;
  letter-spacing: .004em;
}
.hero__title .ln { display: block; white-space: nowrap; }
.hero__lede { max-width: 31em; color: var(--mist); font-size: 1.125rem; line-height: 1.62; }
.hero__actions { display: flex; flex-wrap: wrap; align-items: center; gap: 18px 30px; margin-top: 34px; }
.hero__key { max-width: 36rem; margin-top: clamp(40px, 5vw, 72px); padding-top: 14px; border-top: 1px solid rgba(238, 242, 246, .22); }
.hero__keyhead { color: var(--steel); font: 500 .66rem/1 var(--f-label); letter-spacing: .16em; text-transform: uppercase; }
.hero__key ul { display: flex; flex-wrap: wrap; gap: 12px 26px; margin: 14px 0 0; padding: 0; list-style: none; }
.hero__key li { display: flex; align-items: center; gap: 10px; color: var(--mist); font: 400 .86rem/1.3 var(--f-label); }
.sw { flex: none; display: grid; place-items: center; width: 22px; height: 22px; }
.sw--door { width: 12px; height: 20px; margin: 0 5px; background: var(--verm); }
.sw--grid { height: 2px; background: linear-gradient(to right, var(--line) 0 9px, transparent 9px 12px, var(--line) 12px 14px, transparent 14px) 0 0 / 18px 2px repeat-x; opacity: .8; }
.sw--bub { border: 1px solid var(--line); border-radius: 50%; color: var(--line); font: 500 .62rem/1 var(--f-label); }
.hero__fig { grid-column: 6 / -1; grid-row: 1; margin: clamp(40px, 5.2vw, 84px) calc(-1 * var(--edge)) 0 0; position: relative; z-index: 1; }
.hero__img { width: 100%; }
.hero__fig .figcap { margin: -8px 0 0 auto; padding-right: var(--edge); max-width: 44ch; text-align: right; }
.titleblock {
  display: grid;
  grid-template-columns: repeat(var(--cols), minmax(0, 1fr));
  column-gap: var(--gap);
  margin: clamp(36px, 4vw, 56px) 0 0;
  border-top: 1px solid rgba(238, 242, 246, .3);
}
.titleblock div { grid-column: span 2; padding: 14px 12px 22px 0; }
.titleblock div:nth-child(2) { grid-column: span 4; }
.titleblock div + div { padding-left: 12px; border-left: 1px solid rgba(238, 242, 246, .16); margin-left: -12px; }
.titleblock dt { color: var(--steel); font: 500 .66rem/1.2 var(--f-label); letter-spacing: .16em; text-transform: uppercase; }
.titleblock dd { margin: 6px 0 0; color: var(--line); font: 400 1rem/1.35 var(--f-label); }

/* ---------------------------------------------------------------- 01 practice */
.rules {
  display: grid;
  grid-template-columns: repeat(var(--cols), minmax(0, 1fr));
  column-gap: var(--gap);
  row-gap: 48px;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: rule;
}
.rule { grid-column: span 3; position: relative; padding-top: 20px; border-top: 1px solid var(--hair); counter-increment: rule; }
.rule::before {
  content: counter(rule, decimal-leading-zero);
  position: absolute;
  top: 20px;
  right: 0;
  color: var(--slate);
  font: 500 .74rem/1 var(--f-label);
  letter-spacing: .14em;
}
.rule__pic { width: 100%; max-width: 236px; height: auto; margin-bottom: 28px; overflow: visible; fill: none; stroke: var(--navy); stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.rule__pic * { vector-effect: non-scaling-stroke; }
.rule__pic .thin { stroke-width: 1; opacity: .75; }
.rule__pic .dash { stroke-dasharray: 4 4; }
.rule__pic .verm { fill: var(--verm); stroke: none; }
.rule h3 { color: var(--navy); font-size: 1.6rem; line-height: .98; margin-bottom: 12px; max-width: 12em; }
.rule p { max-width: 28em; font-size: 1rem; }

/* ---------------------------------------------------------------- 02 index (signature) */
.index__grid {
  display: grid;
  grid-template-columns: repeat(var(--cols), minmax(0, 1fr));
  column-gap: var(--gap);
  align-items: start;
}
.index__list { grid-column: 1 / span 7; }
.ptable { width: 100%; border-collapse: collapse; font-family: var(--f-label); }
.ptable thead th {
  padding: 0 10px 12px 0;
  border-bottom: 1px solid var(--line);
  color: var(--steel);
  font: 500 .66rem/1 var(--f-label);
  letter-spacing: .16em;
  text-align: left;
  text-transform: uppercase;
}
.ptable tbody tr { position: relative; border-bottom: 1px solid var(--hair); transition: background-color .2s ease; }
.ptable tbody td, .ptable tbody th { padding: 16px 12px 16px 0; font-weight: 400; text-align: left; vertical-align: top; }
.ptable .c-no { width: 4.4rem; padding-left: 14px; }
.ptable tbody .c-no { padding-top: 21px; color: var(--steel); font-size: .78rem; font-variant-numeric: tabular-nums; letter-spacing: .06em; }
.ptable tbody .c-type, .ptable tbody .c-year, .ptable tbody .c-area { padding-top: 19px; color: var(--mist); font-size: .92rem; font-variant-numeric: tabular-nums; white-space: nowrap; }
.ptable .c-area { text-align: right; padding-right: 22px; }
.ptable thead .c-area { text-align: right; padding-right: 22px; }
.ptable tbody .c-status { padding-top: 19px; }
.prow {
  display: block;
  margin: 0;
  padding: 0;
  border: 0;
  background: none;
  color: var(--line);
  font-size: 1.5rem;
  line-height: 1;
  letter-spacing: .012em;
  text-align: left;
  cursor: pointer;
}
.prow::after { content: ""; position: absolute; inset: 0; }
.prow:focus-visible { outline: none; }
.prow:focus-visible::after { outline: 2px solid var(--line); outline-offset: -2px; }
.note { display: block; margin-top: 7px; max-width: 36ch; color: var(--steel); font: 400 .88rem/1.45 var(--f-text); }
.ptable tbody tr:hover { background-color: rgba(238, 242, 246, .04); }
.ptable tbody tr.is-active { background-color: rgba(238, 242, 246, .075); }
.ptable tbody tr.is-active .c-no { box-shadow: inset 3px 0 0 var(--line); color: var(--line); }
.ptable tbody tr.is-active .prow { color: #fff; }
.status { display: inline-flex; align-items: center; gap: 8px; color: var(--mist); font: 500 .74rem/1 var(--f-label); letter-spacing: .1em; text-transform: uppercase; white-space: nowrap; }
.status::before { content: ""; width: 10px; height: 10px; border: 1px solid var(--line); flex: none; }
.status--done::before { background: var(--line); }
.status--site::before { background: linear-gradient(135deg, var(--line) 50%, transparent 50%); }
.legend { display: flex; flex-wrap: wrap; gap: 10px 26px; margin-top: 20px; }
.legend .status { color: var(--steel); }

.dwg { grid-column: 8 / -1; position: sticky; top: calc(var(--hd-h) + 24px); z-index: 2; margin: 0; }
.dwg__sheet {
  position: relative;
  padding: 6px;
  border: 1px solid rgba(238, 242, 246, .24);
  background-color: var(--night);
  background-image:
    linear-gradient(rgba(238, 242, 246, .045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(238, 242, 246, .045) 1px, transparent 1px);
  background-size: 20px 20px;
  background-position: -1px -1px;
}
.dwg__sheet::before, .dwg__sheet::after {
  content: "";
  position: absolute;
  width: 16px;
  height: 16px;
  border: 0 solid var(--line);
}
.dwg__sheet::before { left: -1px; top: -1px; border-width: 2px 0 0 2px; }
.dwg__sheet::after { right: -1px; bottom: -1px; border-width: 0 2px 2px 0; }
.dwg__svg { width: 100%; height: auto; overflow: visible; }
.dwg__svg .d { fill: none; stroke: var(--line); stroke-width: 1.3; stroke-linejoin: round; stroke-linecap: round; }
.dwg__svg .t { stroke-width: .75; opacity: .72; }
.dwg__svg .v { fill: var(--verm); }
.dwg__svg .vt { fill: var(--verm); }
.dwg__svg .cl { fill: none; stroke: var(--steel); stroke-width: .7; stroke-dasharray: 10 3 2 3; opacity: .55; }
.dwg__svg .bar { stroke: var(--line); stroke-width: 4; }
.dwg__svg text { fill: var(--mist); font: 500 11px var(--f-label); letter-spacing: .06em; }
.dwg__svg .lt { font-size: 8.5px; letter-spacing: .32em; }
.elev { display: none; }
.elev.is-on { display: inline; }
.dwg__block { border: 1px solid rgba(238, 242, 246, .24); border-top: 0; background: var(--night); }
.dwg__now { display: flex; align-items: center; gap: 12px; padding: 14px 16px 13px; border-bottom: 1px solid var(--hair); color: var(--line); font-size: 1.55rem; line-height: 1; }
.dwg__no {
  flex: none;
  padding: 4px 7px 3px;
  border: 1px solid var(--steel);
  color: var(--steel);
  font: 500 .72rem/1 var(--f-label);
  letter-spacing: .1em;
  font-variation-settings: normal;
}
.dwg__facts { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); margin: 0; }
.dwg__facts div { padding: 11px 16px 13px; }
.dwg__facts div + div { border-left: 1px solid var(--hair); }
.dwg__facts dt { color: var(--steel); font: 500 .62rem/1.2 var(--f-label); letter-spacing: .16em; text-transform: uppercase; }
.dwg__facts dd { margin: 5px 0 0; color: var(--line); font: 400 .98rem/1.2 var(--f-label); font-variant-numeric: tabular-nums; white-space: nowrap; }

.dwg__hint { margin-top: 14px; color: var(--steel); font: 400 .8rem/1.5 var(--f-label); letter-spacing: .02em; }

/* ---------------------------------------------------------------- 03 record */
.record__grid {
  display: grid;
  grid-template-columns: repeat(var(--cols), minmax(0, 1fr));
  column-gap: var(--gap);
  align-items: start;
}
.record__fig { grid-column: 1 / span 8; margin: 0; }
.record__fig img { width: 100%; }
.key { grid-column: 9 / -1; margin: 0; padding: 0; list-style: none; counter-reset: key; border-bottom: 1px solid var(--hair); }
.key li { display: grid; grid-template-columns: 34px 1fr; column-gap: 14px; padding: 15px 0 16px; border-top: 1px solid var(--hair); counter-increment: key; }
.key li::before {
  content: counter(key);
  grid-row: 1 / span 2;
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border: 1.5px solid var(--navy);
  border-radius: 50%;
  color: var(--navy);
  font: 700 .95rem/1 var(--f-label);
}
.key h3 { margin: 3px 0 4px; color: var(--navy); font-size: 1.22rem; line-height: 1; }
.key p { font-size: .95rem; line-height: 1.5; }
.facts {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  margin: clamp(48px, 5vw, 72px) 0 0;
  border-top: 2px solid var(--navy);
  border-bottom: 1px solid var(--hair);
}
.facts div { padding: 16px 16px 22px 0; }
.facts div + div { padding-left: 16px; border-left: 1px solid var(--hair); }
.facts dt { color: var(--slate); font: 500 .7rem/1.3 var(--f-label); letter-spacing: .14em; text-transform: uppercase; }
.facts dd { margin: 12px 0 0; color: var(--navy); font-size: clamp(2.6rem, 1.4rem + 2.4vw, 4.2rem); line-height: .9; font-variant-numeric: tabular-nums lining-nums; }
.facts dd span { margin-left: .3em; white-space: nowrap; color: var(--slate); font: 500 .9rem/1 var(--f-label); letter-spacing: .06em; text-transform: none; font-variation-settings: normal; }

/* ---------------------------------------------------------------- 04 method */
.prog__scale {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  margin: 0 0 0 calc((100% + var(--gap)) * 4 / 12);
  padding: 0;
  list-style: none;
  border-bottom: 1px solid var(--line);
}
.prog__scale li { padding: 0 0 10px 6px; border-left: 1px solid var(--hair); color: var(--steel); font: 500 .68rem/1 var(--f-label); letter-spacing: .08em; }
.prog__rows { margin: 0; padding: 0; list-style: none; }
.stage {
  display: grid;
  grid-template-columns: repeat(var(--cols), minmax(0, 1fr));
  column-gap: var(--gap);
  border-bottom: 1px solid var(--hair);
}
.stage__text { grid-column: 1 / span 4; padding: 20px 0 22px; }
.stage__text h3 { display: flex; align-items: center; gap: 12px; color: var(--line); font-size: 1.55rem; line-height: 1; }
.stage__no {
  display: grid;
  place-items: center;
  width: 26px;
  height: 26px;
  border: 1px solid var(--line);
  font: 600 .8rem/1 var(--f-label);
  font-variation-settings: normal;
}
.stage__when { margin: 10px 0 6px; color: var(--steel); font: 500 .7rem/1 var(--f-label); letter-spacing: .14em; text-transform: uppercase; }
.stage__text p:last-child { max-width: 34em; font-size: .95rem; line-height: 1.5; }
.stage__track {
  grid-column: 5 / -1;
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  align-items: center;
  min-height: 48px;
  background-image: linear-gradient(to right, var(--hair) 1px, transparent 1px);
  background-size: calc(100% / 12) 100%;
}
.stage__bar { position: relative; grid-row: 1; height: 16px; background: var(--line); }
.stage__bar::after {
  content: "";
  position: absolute;
  right: -7px;
  top: 50%;
  width: 11px;
  height: 11px;
  border: 2px solid var(--line);
  background: var(--navy);
  transform: translateY(-50%) rotate(45deg);
}
.s0 .stage__bar { grid-column: 1 / 2; width: 50%; }
.s1 .stage__bar { grid-column: 1 / 3; margin-left: 25%; }
.s2 .stage__bar { grid-column: 3 / 5; }
.s3 .stage__bar { grid-column: 5 / 8; }
.s4 .stage__bar { grid-column: 8 / 12; background: repeating-linear-gradient(-45deg, var(--line) 0 2px, transparent 2px 7px); border: 1px solid var(--line); }
.s5 .stage__bar { grid-column: 12 / 13; width: 82%; background: transparent; border: 1px solid var(--line); }
.prog__key { display: flex; align-items: center; gap: 10px; margin-top: 18px; color: var(--steel); font: 500 .72rem/1 var(--f-label); letter-spacing: .14em; text-transform: uppercase; }
.prog__diamond { width: 11px; height: 11px; border: 2px solid var(--line); transform: rotate(45deg); }

/* ---------------------------------------------------------------- 05 fees */
.feelist { margin: 0 0 0 calc((100% + var(--gap)) * 3 / 12); border-bottom: 1px solid var(--hair); }
.fee {
  display: grid;
  grid-template-columns: minmax(0, max-content) minmax(28px, 1fr) max-content;
  column-gap: 16px;
  align-items: baseline;
  padding: 20px 0 20px;
  border-top: 1px solid var(--hair);
}
.fee:first-child { border-top: 2px solid var(--navy); }
.fee::before { content: ""; grid-column: 2; grid-row: 1; align-self: end; margin-bottom: .45em; border-bottom: 2px dotted rgba(15, 42, 72, .38); }
.fee dt { grid-column: 1; grid-row: 1; color: var(--navy); font-size: clamp(1.4rem, 1rem + 1vw, 1.9rem); line-height: 1; }
.fee__price { grid-column: 3; grid-row: 1; margin: 0; color: var(--navy); font: 600 1.2rem/1 var(--f-label); font-variant-numeric: tabular-nums lining-nums; letter-spacing: .02em; }
.fee__note { grid-column: 1 / -1; margin: 8px 0 0; color: var(--slate); font-size: .98rem; }

/* ---------------------------------------------------------------- 06 studio */
.studio__grid {
  display: grid;
  grid-template-columns: repeat(var(--cols), minmax(0, 1fr));
  column-gap: var(--gap);
  align-items: start;
}
.studio__map { grid-column: 1 / span 7; margin: 0; }
.studio__map img { width: 100%; border: 1px solid var(--hair); }
.studio__text { grid-column: 9 / -1; }
.studio__big { margin-bottom: 20px; color: var(--line); font-size: clamp(1.9rem, 1.1rem + 1.6vw, 2.6rem); line-height: .95; }
.studio__facts { margin: 30px 0 0; border-top: 1px solid var(--line); }
.studio__facts div { display: grid; grid-template-columns: 7.5rem 1fr; gap: 16px; padding: 14px 0; border-bottom: 1px solid var(--hair); }
.studio__facts dt { padding-top: 3px; color: var(--steel); font: 500 .68rem/1.3 var(--f-label); letter-spacing: .14em; text-transform: uppercase; }
.studio__facts dd { margin: 0; color: var(--line); font: 400 1rem/1.45 var(--f-label); }

/* ---------------------------------------------------------------- 07 questions */
.faq__grid {
  display: grid;
  grid-template-columns: repeat(var(--cols), minmax(0, 1fr));
  column-gap: var(--gap);
  align-items: start;
}
.faq__head { grid-column: 1 / span 4; display: block; position: sticky; top: calc(var(--hd-h) + 32px); margin-bottom: 0; }
.faq__head .sheet-tag { margin: 0 0 22px; }
.faq__head h2 { font-size: clamp(2.35rem, 1rem + 2.6vw, 3.6rem); }
.faq__head .sec__lede { margin-top: 18px; }
.faq__list { grid-column: 6 / -1; border-top: 2px solid var(--navy); }
.faq details { border-bottom: 1px solid var(--hair); }
.faq summary {
  position: relative;
  padding: 22px 52px 22px 0;
  color: var(--navy);
  font-size: clamp(1.3rem, 1rem + .7vw, 1.6rem);
  line-height: 1.05;
  list-style: none;
  cursor: pointer;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "";
  position: absolute;
  right: 8px;
  top: 50%;
  width: 18px;
  height: 18px;
  transform: translateY(-50%);
  background:
    linear-gradient(var(--navy), var(--navy)) center / 18px 2px no-repeat,
    linear-gradient(var(--navy), var(--navy)) center / 2px 18px no-repeat;
  transition: background-size .2s ease;
}
.faq details[open] summary::after { background-size: 18px 2px, 2px 0; }
.faq summary:hover { text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: .2em; }
.faq details p { max-width: 60ch; padding: 0 52px 24px 0; font-size: 1.02rem; }

/* ---------------------------------------------------------------- 08 brief form */
.sheetform {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  border-top: 1px solid rgba(238, 242, 246, .34);
  border-left: 1px solid rgba(238, 242, 246, .34);
  color-scheme: dark;
}
.cell {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 0;
  margin: 0;
  padding: 14px 16px 16px;
  border: 0;
  border-right: 1px solid rgba(238, 242, 246, .34);
  border-bottom: 1px solid rgba(238, 242, 246, .34);
  transition: background-color .2s ease;
}
.cell:focus-within { background-color: rgba(238, 242, 246, .05); }
.cell--3 { grid-column: span 3; }
.cell--4 { grid-column: span 4; }
.cell--6 { grid-column: span 6; }
.cell--8 { grid-column: span 8; }
.cell--12 { grid-column: span 12; }
.cell label, .cell legend { padding: 0; color: var(--steel); font: 500 .68rem/1.2 var(--f-label); letter-spacing: .16em; text-transform: uppercase; }
.cell legend { float: left; width: 100%; margin-bottom: 10px; }
.cell input[type="text"], .cell input[type="email"], .cell select, .cell textarea {
  width: 100%;
  margin: 0;
  padding: 4px 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: var(--line);
  font: 400 1.06rem/1.4 var(--f-text);
}
.cell textarea { resize: vertical; min-height: 6.5em; }
.cell ::placeholder { color: #7F96B0; opacity: 1; }
.cell input:focus-visible, .cell select:focus-visible, .cell textarea:focus-visible { outline: 2px solid var(--line); outline-offset: 4px; }
.cell select {
  appearance: none;
  padding-right: 28px;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%23EEF2F6' stroke-width='1.6'/%3E%3C/svg%3E") right 2px center / 12px 8px no-repeat;
  cursor: pointer;
}
.cell select option { background: var(--navy); color: var(--line); }
.chips { display: flex; flex-wrap: wrap; gap: 8px; clear: both; }
.chip { position: relative; }
.chip input { position: absolute; inset: 0; width: 100%; height: 100%; margin: 0; opacity: 0; cursor: pointer; }
.chip span {
  display: inline-block;
  padding: 10px 14px 9px;
  border: 1px solid rgba(238, 242, 246, .4);
  color: var(--mist);
  font: 500 .86rem/1 var(--f-label);
  letter-spacing: .08em;
  text-transform: uppercase;
  transition: background-color .15s ease, color .15s ease, border-color .15s ease;
}
.chip:hover span { border-color: var(--line); color: var(--line); }
.chip input:checked + span { background: var(--line); border-color: var(--line); color: var(--navy); }
.chip input:focus-visible + span { outline: 2px solid var(--line); outline-offset: 3px; }
.cell--submit { flex-direction: row; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px 24px; padding: 20px 16px; }
.sheetform__note { color: var(--steel); font: 500 .74rem/1.4 var(--f-label); letter-spacing: .1em; text-transform: uppercase; }

/* ---------------------------------------------------------------- footer */
.ft { background: var(--night); color: var(--mist); padding: 72px 0 36px; --focus: var(--line); --hair: rgba(238, 242, 246, .16); }
.ft__grid { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: 36px var(--gap); }
.ft__brand { grid-column: 1 / span 4; display: flex; align-items: center; gap: 16px; }
.ft__mark { width: 58px; height: 58px; flex: none; }
.ft__name { color: var(--line); font-size: 2.1rem; line-height: 1; letter-spacing: .07em; }
.ft__name span { display: block; margin-top: 6px; color: var(--steel); font: 400 .66rem/1 var(--f-label); letter-spacing: .5em; font-variation-settings: normal; }
.ft__col { grid-column: span 2; }
.ft__col:nth-of-type(3) { grid-column: span 3; }
.ft__col:nth-of-type(4) { grid-column: span 3; }
.ft__h { margin-bottom: 10px; color: var(--steel); font: 500 .66rem/1.2 var(--f-label); letter-spacing: .16em; text-transform: uppercase; }
.ft__col p { color: var(--line); font: 400 .98rem/1.6 var(--f-label); }
.ft__nav { grid-column: 1 / -1; padding-top: 22px; border-top: 1px solid var(--hair); }
.ft__nav ol { display: flex; flex-wrap: wrap; gap: 8px 26px; margin: 0; padding: 0; list-style: none; }
.ft__nav a { color: var(--mist); font: 500 .8rem/1.6 var(--f-label); letter-spacing: .1em; text-transform: uppercase; text-decoration: none; }
.ft__nav a:hover { color: var(--line); text-decoration: underline; text-underline-offset: .35em; }
.ft__fine { grid-column: 1 / -1; color: var(--steel); font: 400 .75rem/1.4 var(--f-label); letter-spacing: .08em; }

/* ---------------------------------------------------------------- motion (quiet, once) */
@media (prefers-reduced-motion: no-preference) {
  .hero__title .ln { animation: gh-rise .7s cubic-bezier(.2, .7, .2, 1) backwards; }
  .hero__title .ln:nth-child(2) { animation-delay: .07s; }
  .hero__title .ln:nth-child(3) { animation-delay: .14s; }
  .hero__img { animation: gh-plot 1.6s cubic-bezier(.6, .05, .3, 1) .15s backwards; }
  .gh-js .sec__head.is-armed::before { transform: scaleX(0); }
  .gh-js .sec__head.is-armed.is-seen::before { transform: none; transition: transform 1.1s cubic-bezier(.6, .05, .3, 1); }

  .dwg.is-live .elev.is-on .d { stroke-dasharray: 1 1; stroke-dashoffset: 1; animation: gh-draw .46s cubic-bezier(.4, 0, .2, 1) forwards; animation-delay: calc(var(--i, 0) * var(--step, 30ms)); }
  .dwg.is-live .elev.is-on .v { fill-opacity: 0; animation: gh-draw .46s cubic-bezier(.4, 0, .2, 1) forwards, gh-fill .5s ease forwards; animation-delay: calc(var(--i, 0) * var(--step, 30ms)), calc(var(--n, 0) * var(--step, 30ms)); }
  .dwg.is-live .elev.is-on .f { animation: gh-fade .5s ease backwards; animation-delay: calc(var(--n, 0) * var(--step, 30ms) * .7); }
  .dwg.is-live .elev.is-on .cl { animation: gh-fade .6s ease backwards; }
}
@keyframes gh-rise { from { opacity: 0; transform: translateY(.28em); } }
@keyframes gh-plot { from { clip-path: inset(0 100% 0 0); } to { clip-path: inset(0 0 0 0); } }
@keyframes gh-draw { to { stroke-dashoffset: 0; } }
@keyframes gh-fill { to { fill-opacity: 1; } }
@keyframes gh-fade { from { opacity: 0; } }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
}

/* ---------------------------------------------------------------- tablet: 8 columns */
@media (max-width: 1100px) {
  .nav a { padding: 10px 8px; }
  .nav__no { display: none; }
}
@media (max-width: 1023px) {
  :root { --cols: 8; --gap: 20px; }
  .bubbles li:nth-child(n + 9) { display: none; }
  .hd__in { flex-wrap: wrap; gap: 0 20px; }
  .nav { order: 3; width: 100%; margin: 0 -8px; border-top: 1px solid rgba(238, 242, 246, .12); }
  .nav ol { justify-content: space-between; }
  .nav__no { display: inline; }
  .hd__cta { margin-left: auto; }
  .hero__copy { grid-column: 1 / -1; }
  .hero__fig { grid-column: 2 / -1; grid-row: 2; margin: 8px calc(-1 * var(--edge)) 0 0; }
  .titleblock div, .titleblock div:nth-child(2) { grid-column: span 4; border-left: 0; margin-left: 0; padding-left: 0; border-bottom: 1px solid rgba(238, 242, 246, .16); }
  .titleblock div:nth-child(2n) { padding-left: 12px; border-left: 1px solid rgba(238, 242, 246, .16); margin-left: -12px; }
  .titleblock div:last-child { display: none; }
  .sec__head .sheet-tag { grid-column: 1 / -1; margin: 0 0 22px; }
  .sec__head h2 { grid-column: 1 / -1; }
  .sec__lede { grid-column: 1 / span 6; }
  .rule { grid-column: span 4; }
  .index__list { grid-column: 1 / -1; order: 2; }
  .dwg { grid-column: 1 / -1; order: 1; margin-bottom: 36px; top: calc(var(--hd-h) + 58px); }
  .dwg__hint { margin: 0; padding: 9px 16px 10px; border: 1px solid rgba(238, 242, 246, .24); border-top: 0; background: var(--night); }
  .record__fig, .key { grid-column: 1 / -1; }
  .key { margin-top: 32px; display: grid; grid-template-columns: 1fr 1fr; column-gap: var(--gap); border-bottom: 0; }
  .facts { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .facts div:nth-child(4) { padding-left: 0; border-left: 0; }
  .facts div:nth-child(n + 4) { border-top: 1px solid var(--hair); }
  .facts div:last-child { grid-column: span 2; }
  .prog__scale { margin-left: calc((100% + var(--gap)) * 3 / 8); }
  .stage__text { grid-column: 1 / span 3; }
  .stage__track { grid-column: 4 / -1; }
  .feelist { margin-left: 0; }
  .studio__map { grid-column: 1 / -1; }
  .studio__text { grid-column: 1 / -1; margin-top: 36px; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: var(--gap); }
  .studio__facts { grid-column: 2; grid-row: 1 / span 2; margin-top: 0; }
  .faq__head { grid-column: 1 / -1; position: static; margin-bottom: 36px; }
  .faq__list { grid-column: 1 / -1; }
  .cell--6 { grid-column: 1 / -1; }
  .cell--3 { grid-column: span 6; }
  .ft__brand { grid-column: 1 / -1; }
  .ft__col, .ft__col:nth-of-type(3), .ft__col:nth-of-type(4) { grid-column: span 4; }
}

/* ---------------------------------------------------------------- phone: 4 columns */
@media (max-width: 719px) {
  :root { --cols: 4; --gap: 16px; }
  .bubbles li:nth-child(n + 5) { display: none; }
  .hd { position: relative; }
  .hd__in { padding: 10px 0 0; }
  .brand__mark { width: 30px; height: 30px; }
  .brand__name { font-size: 1.35rem; }
  .hd__cta { padding: .85em 1em; font-size: .8rem; }
  .nav { margin: 10px 0 0; }
  .nav ol { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0; }
  .nav li { border-bottom: 1px solid rgba(238, 242, 246, .1); }
  .nav li:not(:nth-child(3n + 1)) { border-left: 1px solid rgba(238, 242, 246, .1); }
  .nav li:nth-child(n + 4) { border-bottom: 0; }
  .nav a { padding: 12px 10px; font-size: .8rem; }
  .nav a::after { left: 10px; right: 10px; }
  html { scroll-padding-top: 16px; }
  .sec > .wrap { padding-block: 56px; }
  .sec__head { margin-bottom: 32px; }
  .hero__title { font-size: min(12.2vw, 4.4rem); margin: 18px 0 22px; }
  .hero__title .ln { white-space: normal; }
  .hero__lede { font-size: 1.05rem; }
  .hero__copy { display: contents; }
  .hero__copy > * { grid-column: 1 / -1; }
  .hero__copy .sheet-tag { order: 1; }
  .hero__title { order: 2; }
  .hero__actions { order: 3; margin: 0 0 8px; gap: 14px 24px; }
  .hero__fig { order: 4; grid-column: 1 / -1; grid-row: auto; margin: 0 calc(-1 * var(--edge)) 18px -6%; }
  .hero__lede { order: 5; margin-top: 4px; }
  .hero__key { order: 6; margin-top: 32px; }
  .hero__key ul { gap: 10px 20px; }
  .hero__fig .figcap { text-align: left; margin: 4px 0 0 6%; padding: 0 var(--edge) 0 0; max-width: none; }
  .titleblock div, .titleblock div:nth-child(2), .titleblock div:nth-child(2n) { grid-column: span 2; padding-left: 0; margin-left: 0; border-left: 0; }
  .titleblock div:nth-child(2) { grid-column: 1 / -1; order: -1; }
  .titleblock div:nth-child(3), .titleblock div:nth-child(5) { padding-left: 12px; border-left: 1px solid rgba(238, 242, 246, .16); margin-left: -12px; }
  .titleblock div:last-child { display: block; border-bottom: 0; }
  .titleblock div:nth-child(4) { border-bottom: 0; }
  .sec__lede { grid-column: 1 / -1; font-size: 1.04rem; }
  .rules { row-gap: 40px; }
  .rule { grid-column: 1 / -1; display: grid; grid-template-columns: 92px 1fr; column-gap: 16px; }
  .rule__pic { grid-row: 1 / span 2; margin: 4px 0 0; }
  .rule h3 { font-size: 1.4rem; padding-right: 26px; }
  .rule p { font-size: .98rem; }

  .dwg { top: 0; margin: 0 calc(-1 * var(--edge)) 24px; }
  .dwg__sheet { padding: 2px; border-width: 0 0 1px; }
  .dwg__block { border-width: 0 0 1px; }
  .dwg__now { font-size: 1.3rem; padding: 12px var(--edge); border-bottom: 0; }
  .dwg__facts { display: none; }
  .dwg__hint { display: none; }
  .ptable thead { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); }
  .ptable, .ptable tbody { display: block; }
  .ptable tbody tr {
    display: grid;
    grid-template-columns: 3.4rem auto auto minmax(0, 1fr);
    column-gap: 12px;
    padding: 12px 0 13px;
  }
  .ptable tbody td, .ptable tbody th { padding: 0; }
  .ptable .c-no { grid-row: 1 / span 2; width: auto; padding: 5px 0 0 10px; }
  .ptable tbody th { grid-column: 2 / -1; padding-right: 8px; }
  .ptable .c-type { grid-row: 2; grid-column: 2; padding: 10px 0 0; font-size: .82rem; }
  .ptable .c-year { display: none; }
  .ptable .c-area { grid-row: 2; grid-column: 3; padding: 10px 0 0; text-align: left; font-size: .82rem; }
  .ptable .c-status { grid-row: 2; grid-column: 4; padding: 10px 0 0; justify-self: end; padding-right: 8px; }
  .prow { font-size: 1.32rem; }
  .note { font-size: .86rem; }

  .key { grid-template-columns: 1fr; }
  .key li { padding: 12px 0; }
  .facts { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .facts div:nth-child(n) { padding-left: 0; border-left: 0; border-top: 1px solid var(--hair); }
  .facts div:nth-child(1), .facts div:nth-child(2) { border-top: 0; }
  .facts div:nth-child(2n) { padding-left: 16px; border-left: 1px solid var(--hair); }
  .facts div:last-child { grid-column: 1 / -1; }
  .facts div:nth-child(5) { padding-left: 0; border-left: 0; }

  .prog__scale { margin-left: 0; }
  .prog__scale li { padding-left: 3px; font-size: .56rem; letter-spacing: 0; }
  .stage { row-gap: 0; padding-bottom: 18px; }
  .stage__text, .stage__track { grid-column: 1 / -1; }
  .stage__text { padding: 16px 0 10px; }
  .stage__track { min-height: 22px; }
  .stage__bar { height: 12px; }

  .fee { grid-template-columns: minmax(0, 1fr) auto; }
  .fee::before { display: none; }
  .fee__price { grid-column: 2; text-align: right; font-size: 1.05rem; }

  .studio__text { display: block; }
  .studio__facts { margin-top: 28px; }
  .studio__facts div { grid-template-columns: 6.5rem 1fr; }

  .faq summary { padding-right: 40px; }
  .faq details p { padding-right: 0; }

  .sheetform { grid-template-columns: 1fr; }
  .cell--3, .cell--4, .cell--6, .cell--8, .cell--12 { grid-column: 1 / -1; }
  .cell:not(.cell--submit) { padding: 11px 14px 12px; gap: 6px; }
  .cell--submit .btn { width: 100%; justify-content: center; }

  .ft { padding-top: 56px; }
  .ft__grid { row-gap: 28px; }
  .ft__col:nth-of-type(2) { grid-column: 1 / span 6; }
  .ft__col:nth-of-type(4) { grid-column: 7 / -1; }
  .ft__col:nth-of-type(3) { grid-column: 1 / -1; order: 1; }
  .ft__nav, .ft__fine { order: 2; }
  .ft__nav ol { gap: 6px 18px; }
}
@media (max-width: 380px) {
  .hd__in { gap: 0 12px; }
  .brand { gap: 9px; }
  .brand__mark { width: 26px; height: 26px; }
  .brand__name { font-size: 1.16rem; }
  .brand__sub { font-size: .52rem; letter-spacing: .3em; }
  .hd__cta { padding: .8em .75em; font-size: .72rem; letter-spacing: .05em; }
  .hd__cta .btn__arrow { display: none; }
  .ptable tbody tr { grid-template-columns: 2.6rem auto auto minmax(0, 1fr); column-gap: 10px; }
  .ptable .c-no { padding-left: 6px; }
  .ptable .c-status { padding-right: 2px; }
  .status { gap: 6px; letter-spacing: .06em; }
  .fee__price--long { max-width: 6.5em; line-height: 1.2; }
}