/* WeThru V7 (design) — editorial / Swiss direction
   Palette: white · deep navy · cool gray. One working accent, "blue pencil", used only for
   reviewer marks and focus — never for buttons or fills.
   Type: IBM Plex Sans KR (display) · Pretendard (body, self-hosted subset) · IBM Plex Mono (specs, numbers).
   Grid: 12 columns inside a full-bleed page grid (.pg) so any block can run to the viewport edge. */

@font-face {
  font-family: 'Pretendard WT';
  src: url('../assets/fonts/pretendard-wt.woff2') format('woff2');
  font-weight: 100 900;
  font-display: swap;
}

:root {
  --paper: #ffffff;
  --ink: #0c1a2e;
  --navy: #0c1a2e;
  --navy-2: #15263d;
  --mist: #eef1f5;
  --rule: #d3d9e2;
  --rule-mist: #cdd4de;
  --slate: #56627a;
  --fog: #9fabbd;
  --on-dark: #e6eaf0;
  --on-dark-2: #c1cad7;
  --line-dark: rgba(230, 234, 240, 0.16);
  --pencil: #2e5bdb;
  --pencil-lt: #8ea8ff;

  --f-display: 'IBM Plex Sans KR', 'Pretendard WT', -apple-system, 'Apple SD Gothic Neo', 'Malgun Gothic', sans-serif;
  --f-body: 'Pretendard WT', -apple-system, BlinkMacSystemFont, 'Apple SD Gothic Neo', 'Malgun Gothic', 'Noto Sans KR', sans-serif;
  --f-mono: 'IBM Plex Mono', ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;

  --maxw: 1320px;
  --gap: clamp(14px, 2vw, 24px);
  --pad: clamp(20px, 4.2vw, 60px);
  --mh: 72px;
  --sec: clamp(80px, 8.5vw, 128px);
  --ease: cubic-bezier(0.2, 0.7, 0.1, 1);
}

/* ---------- base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: calc(var(--mh) + 16px); }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 400 17px/1.75 var(--f-body);
  letter-spacing: -0.005em;
  word-break: keep-all;
  overflow-wrap: break-word;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
h1, h2, h3, h4, p, ul, ol, dl, dd, figure { margin: 0; }
p, dd, li { text-wrap: pretty; }
ul, ol { padding: 0; list-style: none; }
button { font: inherit; color: inherit; }
:focus-visible { outline: 2px solid var(--pencil); outline-offset: 3px; }
.on-dark :focus-visible { outline-color: var(--pencil-lt); }

.skip {
  position: absolute; left: 12px; top: -60px; z-index: 100;
  background: var(--ink); color: #fff; padding: 10px 14px; text-decoration: none;
}
.skip:focus { top: 12px; }

/* page grid: [outer] 12 cols [outer] — content lives on lines 2–14 */
.pg {
  display: grid;
  column-gap: var(--gap);
  grid-template-columns:
    minmax(calc(var(--pad) - var(--gap)), 1fr)
    repeat(12, minmax(0, calc((var(--maxw) - 11 * var(--gap)) / 12)))
    minmax(calc(var(--pad) - var(--gap)), 1fr);
}
.pg > * { grid-column: 2 / 14; }

.on-dark { background: var(--navy); color: var(--on-dark); }
.on-mist { background: var(--mist); }

/* ---------- buttons & links ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  min-height: 54px; padding: 0 28px;
  background: var(--ink); color: #fff;
  font: 600 16px/1.2 var(--f-body); letter-spacing: -0.01em;
  text-decoration: none; border: 1px solid var(--ink); border-radius: 2px;
  transition: background-color .2s, color .2s, border-color .2s;
}
.btn:hover { background: #1c2f4b; border-color: #1c2f4b; }
.btn .arr { transition: transform .25s var(--ease); }
.btn:hover .arr { transform: translateX(3px); }
.btn--sm { min-height: 40px; padding: 0 18px; font-size: 14.5px; }
.btn--light { background: #fff; color: var(--ink); border-color: #fff; }
.btn--light:hover { background: var(--mist); border-color: var(--mist); }
.btn--ghost { background: transparent; color: #fff; border-color: rgba(255, 255, 255, 0.42); }
.btn--ghost:hover { background: rgba(255, 255, 255, 0.08); border-color: #fff; }

.tlink {
  font-weight: 600; text-decoration: underline; text-decoration-thickness: 1px;
  text-underline-offset: 7px; text-decoration-color: currentColor;
  transition: text-decoration-color .2s, color .2s;
}
.tlink:hover { text-decoration-color: var(--pencil); color: var(--pencil); }
.tlink--sm { font-size: 14.5px; text-underline-offset: 5px; }

/* ---------- section head ---------- */
.sh {
  display: grid; grid-template-columns: subgrid; align-items: start;
  border-top: 1px solid var(--rule); padding-top: 22px;
}
.on-dark .sh { border-top-color: var(--line-dark); }
.on-mist .sh { border-top-color: var(--rule-mist); }
.sh__label {
  grid-column: 1 / 4;
  font: 600 14px/1.5 var(--f-body); letter-spacing: 0.01em; color: var(--slate);
}
.on-dark .sh__label, .contact .sh__label { color: var(--fog); }
.sh__title {
  grid-column: 4 / 12;
  font: 600 clamp(30px, 3.3vw, 48px)/1.24 var(--f-display);
  letter-spacing: -0.035em; text-wrap: balance;
}
.sh__lede {
  grid-column: 4 / 10; margin-top: 22px;
  font-size: 18px; line-height: 1.75; color: var(--slate); text-wrap: pretty;
}
.on-dark .sh__lede { color: var(--on-dark-2); }
.sh--split .sh__title { grid-column: 4 / 9; }
.sh--split .sh__lede { grid-column: 9 / 13; margin-top: 6px; font-size: 16.5px; }
.sh--big .sh__title { grid-column: 4 / 13; font-size: clamp(34px, 5vw, 74px); line-height: 1.14; letter-spacing: -0.045em; }

/* ---------- header ---------- */
.mast {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255, 255, 255, 0.97);
  border-bottom: 1px solid transparent;
  transition: border-color .25s;
}
.mast.is-scrolled { border-bottom-color: var(--rule); }
.mast__in {
  max-width: calc(var(--maxw) + 2 * var(--pad)); margin: 0 auto; padding: 0 var(--pad);
  height: var(--mh); display: flex; align-items: center; gap: 32px;
}
.logo { display: block; flex: none; }
.logo img { height: 42px; width: auto; }
.gnav { display: flex; gap: 28px; margin-left: auto; }
.gnav a {
  font-size: 15px; font-weight: 500; color: var(--slate); text-decoration: none;
  padding: 6px 0; transition: color .2s;
}
.gnav a:hover { color: var(--ink); }
.gnav a.is-current { color: var(--ink); box-shadow: inset 0 -1px 0 var(--ink); }
.gnav__cta { display: none; }
.menu-btn { display: none; }

/* ---------- hero ---------- */
.hero {
  padding: clamp(28px, 2.6vw, 40px) 0 clamp(64px, 7vw, 104px);
  overflow: hidden;
  align-items: center;
}
.hero__copy { grid-column: 2 / 8; padding-right: clamp(0px, 2vw, 24px); position: relative; z-index: 2; }
.kicker { font: 600 14px/1.5 var(--f-body); color: var(--slate); letter-spacing: 0.01em; }
.hero__title {
  margin-top: 26px;
  font: 600 clamp(38px, 4.7vw, 68px)/1.16 var(--f-display);
  letter-spacing: -0.045em;
}
.hero__title .ln { display: block; overflow: hidden; padding-bottom: 0.06em; margin-bottom: -0.06em; }
.hero__title .ln > span { display: block; }
.hero__lede {
  margin-top: 30px; max-width: 30em;
  font-size: clamp(17px, 1.35vw, 19px); line-height: 1.8; color: var(--slate); text-wrap: pretty;
}
.hero__actions { margin-top: 40px; display: flex; flex-wrap: wrap; align-items: center; gap: 18px 28px; }
.hero__meta {
  margin-top: 36px; display: flex; flex-wrap: wrap; gap: 6px 0;
  font-size: 13.5px; color: var(--slate);
}
.hero__meta li + li::before { content: ''; display: inline-block; width: 1px; height: 11px; background: var(--rule); margin: 0 14px; vertical-align: -1px; }

/* hero visual — 1000×1000 coordinate stage */
.hv { grid-column: 8 / 15; position: relative; max-width: 720px; width: 100%; }
.hv__stage { position: relative; aspect-ratio: 1 / 1; }
.hv__mist { position: absolute; left: 15%; top: 0; height: 80%; right: -50vw; background: var(--mist); transform-origin: left center; }
.hv__page, .hv__slide {
  position: absolute; left: var(--x); top: var(--y); width: var(--w); height: auto;
  background: #fff;
  box-shadow: 0 0 0 1px rgba(12, 26, 46, 0.07), 0 22px 44px -30px rgba(12, 26, 46, 0.45);
}
.hv__pencil { position: absolute; inset: 0; width: 100%; height: 100%; overflow: visible; pointer-events: none; }
.hv__pencil path { fill: none; stroke: var(--pencil); stroke-linecap: round; stroke-linejoin: round; }
.hv__pencil .mk { stroke-width: 3.2; }
.hv__pencil .ld { stroke-width: 1.6; opacity: .75; }
.hv__dot {
  position: absolute; left: var(--dx); top: var(--dy); transform: translate(-50%, -50%);
  width: 22px; height: 22px; border-radius: 50%;
  display: grid; place-items: center;
  background: var(--pencil); color: #fff; font: 500 12px/1 var(--f-mono);
}
.hv__notes {
  position: absolute; left: 0; top: 0; width: 100%; aspect-ratio: 1 / 1; pointer-events: none;
}
.hv__notes li {
  position: absolute; left: var(--x); top: var(--y); width: var(--w);
  font-size: 14px; line-height: 1.55; color: var(--ink);
}
.hv__notes b { display: block; color: var(--pencil); font-weight: 700; font-size: 14.5px; }
.hv__n { display: none; }
.hv__cap { margin-top: 12px; max-width: 46em; font-size: 13px; line-height: 1.6; color: var(--slate); }

@media (prefers-reduced-motion: no-preference) {
  .hero__title .ln > span { animation: rise 1s var(--ease) both; animation-delay: calc(0.1s + var(--i) * 0.1s); }
  .hero__lede, .hero__actions, .hero__meta, .kicker { animation: fade .9s var(--ease) .35s both; }
  .hv__mist { animation: wipe 1.2s var(--ease) .05s both; }
  .hv__slide { animation: lift 1.1s var(--ease) .3s both; }
  .hv__page { animation: lift 1.1s var(--ease) .45s both; }
  .hv__pencil .mk, .hv__pencil .ld { stroke-dasharray: 1; stroke-dashoffset: 1; animation: draw .75s cubic-bezier(.5, 0, .3, 1) both; }
  .hv__pencil .mk { animation-delay: calc(1.3s + var(--d) * .5s); }
  .hv__pencil .ld { animation-delay: calc(1.7s + var(--d) * .5s); animation-duration: .45s; }
  .hv__dot { animation: pop .45s var(--ease) both; animation-delay: calc(1.2s + var(--d) * .5s); }
  .hv__notes li { animation: fade .6s ease-out both; animation-delay: calc(1.85s + var(--d) * .5s); }
}
@keyframes rise { from { transform: translateY(105%); } to { transform: none; } }
@keyframes fade { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }
@keyframes wipe { from { transform: scaleX(0); } to { transform: none; } }
@keyframes lift { from { opacity: 0; transform: translateY(28px); } to { opacity: 1; transform: none; } }
@keyframes draw { to { stroke-dashoffset: 0; } }
@keyframes pop { from { opacity: 0; transform: translate(-50%, -50%) scale(.4); } to { opacity: 1; transform: translate(-50%, -50%); } }

/* ---------- scroll reveal (only when JS runs and motion is allowed) ---------- */
@media (prefers-reduced-motion: no-preference) {
  .js .rv { transition: opacity .9s var(--ease), transform .9s var(--ease); }
  .js .rv:not(.is-in) { opacity: 0; transform: translateY(18px); }
  .js .rv--wipe { opacity: 1 !important; transform: none !important; }
  .js .rv--wipe img { transition: clip-path 1.3s var(--ease); }
  .js .rv--wipe:not(.is-in) img { clip-path: inset(0 100% 0 0); }
}

/* ---------- work ---------- */
.work { padding: var(--sec) 0; }
.case {
  display: grid; grid-template-columns: subgrid; align-items: start;
  margin-top: clamp(64px, 7.5vw, 120px); row-gap: 32px;
}
.case__img {
  display: block; width: 100%; padding: 0; border: 0; background: #151515; cursor: zoom-in; position: relative;
}
.case__img img { width: 100%; box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.08); }
.zoomhint {
  position: absolute; right: 14px; bottom: 14px;
  background: #fff; color: var(--ink); font: 600 13px/1 var(--f-body); padding: 9px 12px; border-radius: 2px;
  opacity: 0; transform: translateY(4px); transition: opacity .2s, transform .2s;
}
.case__img:hover .zoomhint, .case__img:focus-visible .zoomhint { opacity: 1; transform: none; }

.case__kind { font-size: 14px; font-weight: 600; color: var(--fog); }
.case__client {
  margin-top: 8px;
  font: 600 clamp(34px, 3.6vw, 52px)/1.1 var(--f-display); letter-spacing: -0.04em; color: #fff;
}
.case__purpose { margin-top: 12px; font-size: 16px; color: var(--on-dark-2); }
.case__spec { margin-top: 18px; font: 400 13px/1.4 var(--f-mono); color: var(--fog); letter-spacing: 0.02em; }
.case__spec span + span::before { content: '·'; margin: 0 8px; }
.case__dl > div {
  display: grid; grid-template-columns: 76px 1fr; gap: 0 20px;
  border-top: 1px solid var(--line-dark); padding: 18px 0;
}
.case__dl > div:last-child { border-bottom: 1px solid var(--line-dark); }
.case__dl dt { font-size: 14px; font-weight: 600; color: var(--fog); line-height: 1.9; }
.case__dl dd { font-size: 16.5px; line-height: 1.8; color: var(--on-dark); text-wrap: pretty; }

/* wide: image across the grid, identity left, notes right */
.case--wide { grid-column: 2 / 14; }
.case--wide .case__media { grid-column: 1 / 13; }
.case--wide .case__id { grid-column: 1 / 5; }
.case--wide .case__dl { grid-column: 5 / 12; }
.case--wide .flow { grid-column: 1 / 13; }
/* left: image 8 cols, text stacked in the last 4 */
.case--left { grid-column: 2 / 14; }
.case--left .case__media { grid-column: 1 / 9; grid-row: 1 / span 2; }
.case--left .case__id { grid-column: 9 / 13; }
.case--left .case__dl { grid-column: 9 / 13; }
/* right: text first 4 cols, image runs off the right edge */
.case--right { grid-column: 2 / 15; }
.case--right .case__media { grid-column: 5 / 14; grid-row: 1 / span 2; }
.case--right .case__id { grid-column: 1 / 4; grid-row: 1; }
.case--right .case__dl { grid-column: 1 / 4; grid-row: 2; }

/* flow: the presentation order as one thread */
.flow { margin-top: 12px; }
.flow__title { font-size: 14px; font-weight: 600; color: var(--fog); margin-bottom: 18px; }
.flow__list { display: grid; grid-template-columns: repeat(13, minmax(0, 1fr)); position: relative; }
.flow__list::before {
  content: ''; position: absolute; left: 0; right: 0; top: 4px; height: 1px; background: rgba(230, 234, 240, 0.35);
  transform-origin: left; transition: transform 1.4s var(--ease) .2s;
}
.js .flow:not(.is-in) .flow__list::before { transform: scaleX(0); }
.flow__list li { position: relative; padding: 24px 10px 0 0; font-size: 14px; line-height: 1.45; color: var(--on-dark); }
.flow__list li::before {
  content: ''; position: absolute; left: 0; top: 0; width: 9px; height: 9px; border-radius: 50%;
  background: var(--navy); border: 1.5px solid var(--on-dark);
}
.flow__list li:first-child::before { background: var(--on-dark); }

/* more work: index rows */
.more { margin-top: clamp(72px, 8vw, 120px); }
.more__title { font-size: 14px; font-weight: 600; color: var(--fog); padding-bottom: 14px; }
.more__row {
  width: 100%; display: grid; grid-template-columns: 3fr 5fr 3fr auto; gap: 8px var(--gap); align-items: baseline;
  text-align: left; background: none; border: 0; border-top: 1px solid var(--line-dark);
  padding: 20px 0; cursor: zoom-in; transition: background-color .2s, padding .3s var(--ease);
}
.more li:last-child .more__row { border-bottom: 1px solid var(--line-dark); }
.more__row:hover { background: rgba(255, 255, 255, 0.04); padding-left: 12px; padding-right: 12px; }
.more__client { font: 600 20px/1.3 var(--f-display); letter-spacing: -0.03em; color: #fff; }
.more__doc { font-size: 16px; color: var(--on-dark); }
.more__doc small { display: block; font-size: 14px; color: var(--fog); }
.more__spec { font: 400 13px/1.4 var(--f-mono); color: var(--fog); }
.more__see { font-size: 13.5px; font-weight: 600; color: var(--on-dark-2); }
.more__policy { margin-top: 22px; font-size: 13.5px; color: var(--fog); max-width: 52em; }

/* ---------- services ---------- */
.services { padding: var(--sec) 0; }
.svc-list { display: grid; grid-template-columns: subgrid; margin-top: clamp(56px, 6vw, 88px); }
.svc {
  grid-column: 1 / -1; display: grid; grid-template-columns: subgrid; align-items: start;
  border-top: 2px solid var(--ink); padding: 30px 0 64px;
}
.svc__head { grid-column: 1 / 5; }
.svc__name { font: 600 clamp(26px, 2.5vw, 36px)/1.2 var(--f-display); letter-spacing: -0.035em; }
.svc__when { margin-top: 14px; max-width: 18em; font-size: 16px; line-height: 1.7; color: var(--slate); }
.svc__plans, .extra { grid-column: 6 / 13; }
.plan + .plan { border-top: 1px solid var(--rule); margin-top: 26px; padding-top: 26px; }
.plan__line { display: flex; align-items: baseline; gap: 14px; }
.plan__name { font: 600 21px/1.35 var(--f-display); letter-spacing: -0.03em; }
.plan__lead { flex: 1; min-width: 24px; border-bottom: 1px dotted #a9b3c2; transform: translateY(-6px); }
.plan__price { white-space: nowrap; font-size: 15px; color: var(--slate); }
.plan__price b { font: 500 22px/1 var(--f-mono); color: var(--ink); letter-spacing: -0.02em; margin-right: 2px; font-variant-numeric: tabular-nums; }
.plan__for { margin-top: 8px; font-size: 16px; color: var(--slate); max-width: 34em; }
.plan__more { margin-top: 12px; }
.plan__more summary {
  display: inline-flex; align-items: center; gap: 8px; cursor: pointer; list-style: none;
  font-size: 14.5px; font-weight: 600; color: var(--ink); padding: 4px 0;
}
.plan__more summary::-webkit-details-marker { display: none; }
.plan__more summary::after { content: '+'; font: 400 18px/1 var(--f-mono); color: var(--slate); transition: transform .25s var(--ease); }
.plan__more[open] summary::after { transform: rotate(45deg); }
.plan__dl { display: grid; grid-template-columns: 1fr 1fr; gap: 0 var(--gap); margin: 14px 0 18px; }
.plan__dl > div { border-top: 1px solid var(--rule); padding: 14px 0; }
.plan__dl dt { font-size: 13px; font-weight: 700; color: var(--slate); margin-bottom: 4px; }
.plan__dl dd { font-size: 15px; line-height: 1.7; }
.plan__dl li { position: relative; padding-left: 14px; }
.plan__dl li::before { content: ''; position: absolute; left: 0; top: .82em; width: 6px; height: 1px; background: var(--slate); }

.extra { margin-top: 40px; }
.extra__title { font-size: 14px; font-weight: 700; color: var(--slate); padding-bottom: 10px; }
.extra__list a {
  display: grid; grid-template-columns: auto 1fr auto; gap: 4px 18px; align-items: baseline;
  border-top: 1px solid var(--rule); padding: 15px 0; text-decoration: none;
}
.extra__list li:last-child a { border-bottom: 1px solid var(--rule); }
.extra__name { font-weight: 600; font-size: 16.5px; }
.extra__spec { font-size: 14.5px; color: var(--slate); }
.extra__price { font-size: 14px; color: var(--slate); white-space: nowrap; }
.extra__price b { font: 500 18px/1 var(--f-mono); color: var(--ink); font-variant-numeric: tabular-nums; margin-right: 2px; }
.extra__list a:hover .extra__name { text-decoration: underline; text-underline-offset: 5px; text-decoration-color: var(--pencil); }

.svc-notes { grid-column: 7 / 14; margin-top: 8px; }
.svc-notes li { position: relative; padding-left: 18px; font-size: 14px; line-height: 1.7; color: var(--slate); }
.svc-notes li + li { margin-top: 6px; }
.svc-notes li::before { content: '—'; position: absolute; left: 0; }

/* ---------- approach ---------- */
.approach { padding: var(--sec) 0; }
.approach__note { grid-column: 2 / 5; grid-row: 2; margin-top: clamp(48px, 6vw, 80px); align-self: start; position: sticky; top: calc(var(--mh) + 32px); }
.approach__note p { font-size: 14px; line-height: 1.75; color: var(--slate); }
.qlist { grid-column: 5 / 14; grid-row: 2; margin-top: clamp(48px, 6vw, 80px); }
.qlist { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); grid-template-rows: repeat(5, auto); grid-auto-flow: column; column-gap: clamp(32px, 4vw, 64px); }
.q {
  display: grid; grid-template-columns: 34px minmax(0, 1fr); grid-template-areas: 'n t' 'q q' 'd d';
  align-content: start; border-top: 1px solid var(--rule-mist); padding: 20px 0 30px;
}
.q__n { grid-area: n; font: 400 12.5px/1.9 var(--f-mono); color: var(--slate); }
.q__t { grid-area: t; font-size: 14.5px; font-weight: 700; line-height: 1.7; color: var(--slate); }
.q__q { grid-area: q; margin-top: 10px; font: 500 clamp(19px, 1.55vw, 22px)/1.5 var(--f-display); letter-spacing: -0.035em; text-wrap: pretty; }
.q__d { grid-area: d; margin-top: 10px; font-size: 15px; line-height: 1.75; color: var(--slate); }

.sheet {
  grid-column: 2 / 14; margin-top: clamp(56px, 6.5vw, 96px);
  background: #fff; padding: clamp(28px, 4.5vw, 64px);
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.35fr); gap: 32px clamp(32px, 5vw, 80px);
}
.sheet__cap { grid-column: 1 / -1; display: flex; flex-wrap: wrap; gap: 4px 16px; align-items: baseline; border-bottom: 1px solid var(--rule); padding-bottom: 18px; }
.sheet__cap b { font-size: 15px; }
.sheet__cap span { font-size: 13.5px; color: var(--slate); }
.sheet__tag { font-size: 13px; font-weight: 700; color: var(--slate); margin-bottom: 14px; }
.sheet__text { font: 500 clamp(18px, 1.6vw, 21px)/1.65 var(--f-display); letter-spacing: -0.03em; }
.sheet__col--before .sheet__text { color: var(--slate); }
.sheet__text s { text-decoration-color: var(--pencil); text-decoration-thickness: 2px; }
.sheet__text mark { background: rgba(46, 91, 219, 0.08); color: var(--pencil); padding: 0 2px; }
.sheet__lines li + li { margin-top: 18px; }
.pnote { position: relative; margin-top: 6px; padding-left: 26px; font-size: 14px; line-height: 1.6; color: var(--pencil); }
.pnote::before { content: ''; position: absolute; left: 0; top: .8em; width: 16px; height: 1.5px; background: var(--pencil); }

/* ---------- timing ---------- */
.timing { padding: var(--sec) 0; }
.timing__lede { grid-column: 5 / 11; margin-top: 36px; }
.timing__lede p { font-size: 17.5px; line-height: 1.8; color: var(--slate); text-wrap: pretty; }
.timing__lede p + p { margin-top: 14px; }
.tl { grid-column: 5 / 14; margin-top: 64px; }
.tl__cap { display: flex; flex-wrap: wrap; gap: 4px 16px; align-items: baseline; margin-bottom: 22px; }
.tl__cap b { font-size: 15px; }
.tl__cap span { font-size: 13.5px; color: var(--slate); }
.tl__axis, .tl__row { display: grid; grid-template-columns: minmax(150px, 2fr) minmax(0, 5fr) 92px; gap: 0 18px; align-items: center; }
.tl__axis { position: relative; font: 400 12px/1 var(--f-mono); color: var(--slate); height: 22px; }
.tl__axis::before { content: ''; grid-column: 1; }
.tl__axis span { grid-row: 1; grid-column: 2; position: relative; left: var(--p); width: max-content; }
.tl__rows { border-top: 1px solid var(--ink); }
.tl__row { border-bottom: 1px solid var(--rule); padding: 12px 0; }
.tl__label { font-size: 15px; font-weight: 600; }
.tl__label sup { font: 400 11px var(--f-mono); margin-left: 3px; }
.tl__label sup a { color: var(--slate); text-decoration: none; }
.tl__track { position: relative; height: 10px; background: linear-gradient(var(--rule), var(--rule)) center / 100% 1px no-repeat; }
.tl__track i { position: absolute; left: var(--s); width: var(--w); top: 1px; height: 8px; background: var(--ink); }
.tl__row--point .tl__track i { width: 10px; height: 10px; top: 0; border-radius: 50%; transform: translateX(-50%); }
.tl__when { font: 400 13px/1 var(--f-mono); color: var(--slate); text-align: right; white-space: nowrap; }
.tl__src { margin-top: 18px; display: grid; gap: 4px; }
.tl__src li { font-size: 12.5px; color: var(--slate); display: flex; gap: 8px; }
.tl__src li span { font-family: var(--f-mono); }
.tl__src a { text-underline-offset: 3px; }
.prep { grid-column: 2 / 14; margin-top: clamp(72px, 8vw, 112px); display: grid; grid-template-columns: subgrid; }
.prep__title { grid-column: 1 / 4; font-size: 14px; font-weight: 600; color: var(--slate); }
.prep__list { grid-column: 4 / 13; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 40px var(--gap); }
.prep__list li { border-top: 1px solid var(--ink); padding-top: 18px; }
.prep__list h4 { font: 600 19px/1.4 var(--f-display); letter-spacing: -0.03em; }
.prep__q { margin-top: 6px; font-size: 15.5px; font-weight: 600; }
.prep__list p:last-child { margin-top: 6px; font-size: 15px; line-height: 1.7; color: var(--slate); }

/* ---------- process & roles ---------- */
.process { padding: var(--sec) 0; }
.steps {
  margin-top: clamp(56px, 6vw, 88px);
  display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 0 var(--gap); position: relative;
}
.steps::before {
  content: ''; position: absolute; left: 0; right: 0; top: 5px; height: 1px; background: rgba(230, 234, 240, 0.4);
  transform-origin: left; transition: transform 1.6s var(--ease) .1s;
}
.js .steps.rv:not(.is-in)::before { transform: scaleX(0); }
.js .steps.rv { opacity: 1 !important; transform: none !important; }
.step { position: relative; padding-top: 32px; }
.step::before {
  content: ''; position: absolute; left: 0; top: 0; width: 11px; height: 11px; border-radius: 50%;
  background: var(--navy); border: 1.5px solid var(--on-dark);
}
.step__n { font: 400 13px/1 var(--f-mono); color: var(--fog); }
.step h3 { margin-top: 14px; font: 600 19px/1.4 var(--f-display); letter-spacing: -0.03em; color: #fff; }
.step p { margin-top: 10px; font-size: 15px; line-height: 1.75; color: var(--on-dark-2); padding-right: 8px; }
@media (prefers-reduced-motion: no-preference) {
  .js .steps .step { transition: opacity .8s var(--ease), transform .8s var(--ease); transition-delay: calc(.25s + var(--i) * .12s); }
  .js .steps:not(.is-in) .step { opacity: 0; transform: translateY(14px); }
}

.roles {
  grid-column: 2 / 14; display: grid; grid-template-columns: subgrid; row-gap: 28px;
  margin-top: clamp(80px, 8vw, 120px); border-top: 1px solid var(--line-dark); padding-top: 40px;
}
.roles__lead { grid-column: 1 / 6; grid-row: 1 / span 2; }
.roles__statement { font: 600 clamp(26px, 2.8vw, 40px)/1.32 var(--f-display); letter-spacing: -0.04em; color: #fff; text-wrap: balance; }
.roles__sub { margin-top: 20px; font-size: 16.5px; line-height: 1.75; color: var(--on-dark-2); max-width: 28em; }
.roles__cols { grid-column: 7 / 13; display: grid; grid-template-columns: 1fr 1fr; gap: 0 var(--gap); }
.roles__who { font-size: 14px; font-weight: 700; color: var(--fog); padding-bottom: 10px; }
.roles__cols li { border-top: 1px solid var(--line-dark); padding: 12px 0; font-size: 15.5px; line-height: 1.6; }
.roles__foot { grid-column: 7 / 13; font-size: 13.5px; line-height: 1.7; color: var(--fog); }
.contract { grid-column: 2 / 14; display: grid; grid-template-columns: subgrid; margin-top: 72px; }
.contract__title { grid-column: 1 / 4; font-size: 14px; font-weight: 600; color: var(--fog); }
.contract__list { grid-column: 4 / 13; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0 var(--gap); }
.contract__list li { border-top: 1px solid var(--line-dark); padding: 12px 0; font-size: 15.5px; color: var(--on-dark); }

/* ---------- faq ---------- */
.faq { padding: var(--sec) 0; }
.sh--side { grid-column: 2 / 6; grid-row: 1; display: block; position: sticky; top: calc(var(--mh) + 32px); align-self: start; }
.sh--side .sh__title { margin-top: 14px; }
.faq__list { grid-column: 7 / 14; grid-row: 1; border-bottom: 1px solid var(--rule); }
.qa { border-top: 1px solid var(--rule); }
.qa summary { display: flex; align-items: flex-start; justify-content: space-between; gap: 24px; padding: 22px 0; cursor: pointer; list-style: none; }
.qa summary::-webkit-details-marker { display: none; }
.qa summary h3 { font-size: 17.5px; font-weight: 600; line-height: 1.55; }
.qa__icon { position: relative; flex: none; width: 14px; height: 14px; margin-top: 7px; }
.qa__icon::before, .qa__icon::after { content: ''; position: absolute; left: 0; top: 6.5px; width: 14px; height: 1.5px; background: var(--ink); transition: transform .3s var(--ease); }
.qa__icon::after { transform: rotate(90deg); }
.qa[open] .qa__icon::after { transform: rotate(0deg); }
.qa summary:hover h3 { color: var(--pencil); }
.qa__a { padding: 0 38px 26px 0; }
.qa__a p { font-size: 16px; line-height: 1.85; color: var(--slate); max-width: 40em; }

/* ---------- contact ---------- */
.contact { padding: var(--sec) 0; }
.contact__copy { grid-column: 2 / 7; }
.contact__title { margin-top: 22px; font: 600 clamp(32px, 3.6vw, 52px)/1.22 var(--f-display); letter-spacing: -0.04em; color: #fff; text-wrap: balance; }
.contact__lede { margin-top: 22px; font-size: 17.5px; line-height: 1.8; color: var(--on-dark-2); max-width: 26em; }
.contact__meta { margin-top: 44px; }
.contact__meta > div { display: grid; grid-template-columns: 88px 1fr; gap: 16px; border-top: 1px solid var(--line-dark); padding: 13px 0; }
.contact__meta > div:last-child { border-bottom: 1px solid var(--line-dark); }
.contact__meta dt { font-size: 13.5px; color: var(--fog); }
.contact__meta dd { font-size: 15px; }
.contact__meta a { text-underline-offset: 4px; }
.picker { grid-column: 8 / 14; border-top: 1px solid rgba(230, 234, 240, 0.4); padding-top: 26px; }
.picker__title { font: 600 19px/1.4 var(--f-display); letter-spacing: -0.03em; color: #fff; }
.picker__hint { margin-top: 4px; font-size: 14px; color: var(--fog); }
.picker__set { border: 0; padding: 0; margin: 26px 0 0; min-width: 0; }
.picker__set legend { padding: 0; margin-bottom: 12px; font-size: 14px; font-weight: 600; color: var(--on-dark-2); }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { position: relative; }
.chip input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.chip span {
  display: inline-flex; align-items: center; min-height: 40px; padding: 0 15px;
  border: 1px solid rgba(230, 234, 240, 0.3); border-radius: 2px;
  font-size: 14.5px; color: var(--on-dark); cursor: pointer; transition: background-color .15s, border-color .15s, color .15s;
}
.chip span:hover { border-color: rgba(230, 234, 240, 0.7); }
.chip input:checked + span { background: #fff; color: var(--ink); border-color: #fff; font-weight: 600; }
.chip input:focus-visible + span { outline: 2px solid var(--pencil-lt); outline-offset: 2px; }
.picker__actions { margin-top: 32px; display: flex; flex-wrap: wrap; gap: 12px; }
.picker__summary { margin-top: 16px; min-height: 1.6em; font-size: 14px; color: var(--on-dark-2); }
.picker__note { margin-top: 6px; font-size: 13px; line-height: 1.7; color: var(--fog); }

/* ---------- others & footer ---------- */
.others { border-bottom: 1px solid var(--rule); }
.others .pg { padding: 26px 0; align-items: baseline; }
.others__title { grid-column: 2 / 5; font-size: 14px; font-weight: 600; color: var(--slate); }
.others__list { grid-column: 5 / 14; display: flex; flex-wrap: wrap; gap: 8px 36px; }
.others__list a { font-size: 15.5px; font-weight: 500; text-decoration: none; }
.others__list a:hover { text-decoration: underline; text-underline-offset: 5px; text-decoration-color: var(--pencil); }

.foot { padding: 72px 0 calc(40px + env(safe-area-inset-bottom)); }
.foot .pg { row-gap: 40px; align-items: start; }
.foot__brand { grid-column: 2 / 6; }
.logo--foot img { height: 56px; }
.foot__brand p { margin-top: 14px; font-size: 15px; color: var(--slate); }
.foot__nav { grid-column: 7 / 9; display: grid; gap: 8px; }
.foot__nav a { font-size: 14.5px; text-decoration: none; color: var(--slate); }
.foot__nav a:hover { color: var(--ink); }
.foot__info { grid-column: 10 / 14; display: grid; gap: 6px; }
.foot__info > div { display: grid; grid-template-columns: 104px 1fr; gap: 12px; font-size: 13.5px; line-height: 1.6; }
.foot__info dt { color: var(--slate); }
.foot__info a { text-underline-offset: 3px; }
.foot__note, .foot__end { grid-column: 2 / 14; font-size: 12.5px; color: var(--slate); }
.foot__note { border-top: 1px solid var(--rule); padding-top: 22px; }
.foot__end { margin-top: -30px; }

/* ---------- mobile bar ---------- */
.mbar { display: none; }

/* ---------- zoom dialog ---------- */
.zoom { width: 100vw; height: 100vh; max-width: none; max-height: none; margin: 0; padding: 0; border: 0; background: rgba(8, 15, 27, 0.96); color: #fff; }
.zoom::backdrop { background: rgba(8, 15, 27, 0.6); }
.zoom__bar { position: sticky; top: 0; display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 14px var(--pad); background: rgba(8, 15, 27, 0.9); }
.zoom__cap { font-size: 14px; color: var(--on-dark-2); }
.zoom__close { background: #fff; color: var(--ink); border: 0; border-radius: 2px; padding: 10px 16px; font-weight: 600; cursor: pointer; }
.zoom__view { padding: 8px var(--pad) 40px; }
.zoom__view img { margin: 0 auto; width: auto; max-width: min(100%, 2048px); }

/* =================================================================== */
@media (max-width: 1200px) {
  /* margin notes become a numbered list under the documents */
  .hv__pencil .lead { display: none; }
  .hv__notes { position: static; aspect-ratio: auto; margin-top: 14px; padding-right: var(--pad); display: grid; gap: 8px; }
  .hv__notes li { position: static; width: auto; display: grid; grid-template-columns: 22px auto 1fr; gap: 10px; align-items: baseline; font-size: 14px; }
  .hv__notes b { display: inline; font-size: 14px; }
  .hv__n { display: grid; place-items: center; width: 20px; height: 20px; border-radius: 50%; background: var(--pencil); color: #fff; font: 500 11px/1 var(--f-mono); transform: translateY(4px); }
  .hv__cap { padding-right: var(--pad); }
}

@media (max-width: 1180px) {
  .gnav { gap: 20px; }
  .gnav a { font-size: 14.5px; }
  .hero__copy { grid-column: 2 / 8; }
  .case--wide .case__dl { grid-column: 5 / 13; }
  .flow__list { grid-template-columns: repeat(7, minmax(0, 1fr)); row-gap: 28px; }
  .flow__list::before { display: none; }
  .flow__list li { border-top: 1px solid rgba(230, 234, 240, 0.35); padding-top: 20px; }
  .flow__list li::before { top: -5px; }
}

@media (max-width: 960px) {
  :root { --mh: 62px; }
  .logo img { height: 36px; }
  .mast__cta { display: none; }
  .menu-btn {
    display: inline-flex; align-items: center; gap: 10px; margin-left: auto;
    background: none; border: 0; padding: 10px 0; cursor: pointer; font-size: 15px; font-weight: 600;
  }
  .menu-btn__bars, .menu-btn__bars::before { display: block; width: 18px; height: 1.5px; background: var(--ink); position: relative; transition: transform .25s; }
  .menu-btn__bars::before { content: ''; position: absolute; top: 6px; }
  .menu-btn[aria-expanded='true'] .menu-btn__bars { transform: translateY(3px) rotate(45deg); }
  .menu-btn[aria-expanded='true'] .menu-btn__bars::before { transform: translateY(-6px) rotate(-90deg); }
  .gnav {
    position: absolute; left: 0; right: 0; top: var(--mh);
    flex-direction: column; gap: 0; margin: 0; padding: 8px var(--pad) 22px;
    background: #fff; border-bottom: 1px solid var(--rule);
    visibility: hidden; opacity: 0; transform: translateY(-6px); transition: opacity .2s, transform .2s, visibility 0s .2s;
  }
  .gnav.is-open { visibility: visible; opacity: 1; transform: none; transition: opacity .2s, transform .2s; }
  .gnav a { font-size: 17px; color: var(--ink); padding: 14px 0; border-bottom: 1px solid var(--rule); }
  .gnav__cta { display: block; margin-top: 14px; border: 0 !important; font-weight: 600; }

  /* stack everything on one content column */
  .sh, .case, .svc, .svc-list, .prep, .roles, .contract { grid-template-columns: minmax(0, 1fr); }
  .sh > *, .case > *, .svc > *, .prep > *, .roles > *, .contract > * { grid-column: 1 / -1 !important; grid-row: auto !important; }
  .case--right { grid-column: 2 / 14; }
  .sh__title, .sh--big .sh__title { margin-top: 14px; }
  .sh__lede, .sh--split .sh__lede { margin-top: 18px; font-size: 16.5px; }

  .hero { padding-top: 36px; row-gap: 44px; }
  .hero__copy { grid-column: 2 / 14; padding: 0; }
  .hero__title { margin-top: 18px; }
  .hero__lede { margin-top: 22px; }
  .hero__actions { margin-top: 30px; }
  .hero__meta { margin-top: 26px; }
  .hv { grid-column: 2 / 15; max-width: 640px; }
  .hv__mist { left: 12%; }
  .hv__pencil .mk { stroke-width: 4.5; }

  .case { row-gap: 22px; }
  .case__media { margin-bottom: 6px; }
  .case--right .case__media { order: -1; }
  .flow__list { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .more__row { grid-template-columns: 1fr auto; }
  .more__doc { grid-column: 1; }
  .more__spec { grid-column: 1; }
  .more__see { grid-column: 2; grid-row: 1; }

  .svc { padding-bottom: 48px; row-gap: 26px; }
  .svc__when { max-width: none; }
  .svc-notes { grid-column: 2 / 14; }
  .approach__note, .qlist { grid-column: 2 / 14; grid-row: auto; position: static; }
  .approach__note { margin-top: 36px; }
  .qlist { margin-top: 28px; grid-template-columns: minmax(0, 1fr); grid-template-rows: none; grid-auto-flow: row; }
  .contract__list { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .sheet { grid-template-columns: minmax(0, 1fr); }
  .timing__lede, .tl { grid-column: 2 / 14; }
  .tl { margin-top: 48px; }
  .prep__list { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .prep__title { margin-bottom: 22px; }
  .steps { grid-template-columns: minmax(0, 1fr); gap: 30px; padding-left: 30px; }
  .steps::before { left: 5px; right: auto; top: 6px; bottom: 6px; width: 1px; height: auto; transform-origin: top; }
  .js .steps.rv:not(.is-in)::before { transform: scaleY(0); }
  .step { padding-top: 0; }
  .step::before { left: -30px; top: 3px; }
  .step h3 { margin-top: 8px; }
  .roles__cols { grid-template-columns: 1fr 1fr; }
  .contract__title { margin-bottom: 14px; }
  .sh--side { grid-column: 2 / 14; position: static; }
  .faq__list { grid-column: 2 / 14; grid-row: 2; margin-top: 40px; }
  .contact .pg { row-gap: 56px; }
  .contact__copy, .picker { grid-column: 2 / 14; }
  .others__title, .others__list { grid-column: 2 / 14; }
  .others__list { margin-top: 10px; }
  .foot__brand, .foot__nav, .foot__info { grid-column: 2 / 14; }
  .foot__nav { grid-template-columns: repeat(3, auto); justify-content: start; gap: 8px 24px; }
  .foot__end { margin-top: -26px; }

  .mbar {
    display: grid; grid-template-columns: 1fr 1fr; position: fixed; left: 0; right: 0; bottom: 0; z-index: 40;
    padding-bottom: env(safe-area-inset-bottom); background: var(--navy);
    transform: translateY(110%); transition: transform .35s var(--ease);
  }
  .mbar.is-shown { transform: none; }
  .mbar a { display: grid; place-items: center; min-height: 54px; font-size: 15px; font-weight: 600; text-decoration: none; }
  .mbar__kk { background: #fff; color: var(--ink); border-top: 1px solid var(--rule); }
  .mbar__go { color: #fff; }
  body { padding-bottom: 54px; }
}

@media (max-width: 600px) {
  body { font-size: 16.5px; }
  .hero__title { font-size: clamp(31px, 8.6vw, 40px); line-height: 1.2; letter-spacing: -0.05em; }
  .hero__actions .btn { width: 100%; }
  .hero__meta { font-size: 13px; }
  .hero__meta li + li::before { margin: 0 10px; }
  .sh__title { font-size: clamp(26px, 7.2vw, 32px); }
  .sh--big .sh__title { font-size: clamp(30px, 8.4vw, 38px); }
  .case__dl > div { grid-template-columns: 1fr; gap: 2px; }
  .case__dl dd { font-size: 16px; }
  .q { padding: 18px 0 24px; }
  .q__q { font-size: 18.5px; }
  .plan__line { flex-wrap: wrap; row-gap: 2px; }
  .plan__lead { display: none; }
  .plan__name { flex-basis: 100%; }
  .plan__dl { grid-template-columns: 1fr; }
  .extra__list a { grid-template-columns: 1fr auto; }
  .extra__spec { grid-column: 1; grid-row: 2; }
  .extra__price { grid-row: 1 / span 2; grid-column: 2; align-self: center; }
  .tl__axis, .tl__row { grid-template-columns: minmax(0, 1fr) auto; }
  .tl__axis { display: none; }
  .tl__label { grid-column: 1; }
  .tl__when { grid-column: 2; grid-row: 1; }
  .tl__track { grid-column: 1 / -1; margin-top: 10px; }
  .prep__list { grid-template-columns: minmax(0, 1fr); gap: 28px; }
  .roles__cols { gap: 0 16px; }
  .roles__cols li { font-size: 14.5px; }
  .contract__list { gap: 0 16px; }
  .contract__list li { font-size: 14.5px; }
  :root { --sec: 72px; }
  .flow__list { display: flex; flex-wrap: wrap; row-gap: 2px; }
  .flow__list li { display: inline-flex; white-space: nowrap; padding: 0; border: 0; font-size: 15px; line-height: 2; }
  .flow__list li::before { content: none; }
  .flow__list li + li::before { content: '→'; position: static; display: inline; width: auto; height: auto; border: 0; background: none; color: var(--fog); margin: 0 7px; }
  .prep__list li { padding-top: 14px; }
  .picker__actions .btn { width: 100%; }
  .qa summary h3 { font-size: 16.5px; }
  .qa__a { padding-right: 0; }
  .foot__nav { grid-template-columns: repeat(2, auto); }
  .foot__info > div { grid-template-columns: 1fr; gap: 0; }
}

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

@media print {
  .mast, .mbar, .zoom, .picker__actions { display: none !important; }
  .on-dark { background: #fff; color: #000; }
}