/* ==========================================================================
   SPF Construction Ltd — homepage mockup
   Palette is lifted from the work itself: bare plaster, red brick, ink-navy
   joinery, black steel glazing, marble white.
   ========================================================================== */

:root {
  --plaster: #ebdfd1;
  --plaster-2: #e1d0bf;
  --chalk: #f7f2ea;
  --ink: #14181d;
  --night: #121b25;
  --brick: #9a3d26;
  --brick-deep: #7b2d1b;
  --line: rgba(20, 24, 29, .2);
  --line-light: rgba(247, 242, 234, .22);

  --f-display: "Besley", "Rockwell", "Roboto Slab", Georgia, serif;
  --f-body: "Schibsted Grotesk", "Helvetica Neue", Arial, system-ui, sans-serif;
  --f-mono: "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;

  --gutter: clamp(20px, 4.2vw, 64px);
  --cg: clamp(14px, 2vw, 28px);
  --tape: 0px;
  --max: 1480px;
  --ease: cubic-bezier(.2, .7, .2, 1);
}

@media (min-width: 1100px) {
  :root { --tape: 30px; }
}

/* ---------- base ---------- */
*, *::before, *::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 84px;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--plaster);
  color: var(--ink);
  font-family: var(--f-body);
  font-size: clamp(1rem, .96rem + .18vw, 1.125rem);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img { display: block; max-width: 100%; height: auto; }
figure { margin: 0; }
a { color: inherit; }
ul, ol { margin: 0; padding: 0; list-style: none; }
p { margin: 0; }
h1, h2, h3 { margin: 0; font-family: var(--f-display); font-weight: 500; letter-spacing: -.015em; }
em { font-style: italic; }

:focus-visible { outline: 2px solid var(--brick); outline-offset: 3px; }
.job--ext :focus-visible, .contact :focus-visible, .footer :focus-visible { outline-color: var(--chalk); }

.skip {
  position: fixed; left: 12px; top: -60px; z-index: 100;
  background: var(--ink); color: var(--chalk);
  padding: .7rem 1rem; text-decoration: none; font-weight: 600;
}
.skip:focus { top: 12px; }

.wrap {
  width: 100%;
  max-width: var(--max);
  margin-inline: auto;
  padding-left: var(--gutter);
  padding-right: calc(var(--gutter) + var(--tape));
}

/* ---------- small type ---------- */
.label {
  font: 500 .72rem/1.35 var(--f-mono);
  letter-spacing: .11em;
  text-transform: uppercase;
}

.cap {
  margin-top: .75rem;
  font: 500 .68rem/1.4 var(--f-mono);
  letter-spacing: .09em;
  text-transform: uppercase;
  color: color-mix(in srgb, currentColor 78%, transparent);
}
.cap b { font-weight: 500; color: var(--brick); margin-right: .7em; }
.job--ext .cap b { color: #e2a592; }

/* the level mark used on drawings: a small inverted triangle */
.datum {
  display: inline-block;
  width: .85em; height: .62em;
  margin-right: .75em;
  background: var(--brick);
  clip-path: polygon(0 0, 100% 0, 50% 100%);
  transform: translateY(-.04em);
}
.job--ext .datum, .contact .datum { background: currentColor; }

/* ---------- buttons & links ---------- */
.btn {
  display: inline-flex; align-items: center; gap: .8em;
  padding: 1.05em 1.55em;
  background: var(--ink); color: var(--chalk);
  font: 600 .95rem/1 var(--f-body); letter-spacing: .01em;
  text-decoration: none; border: 0; cursor: pointer;
  transition: background .3s var(--ease), transform .3s var(--ease);
}
.btn::after { content: "→"; transition: transform .3s var(--ease); }
.btn:hover { background: var(--brick); }
.btn:hover::after { transform: translateX(4px); }
.btn--small { padding: .8em 1.15em; font-size: .85rem; }
.btn--light { background: var(--chalk); color: var(--ink); }
.btn--light:hover { background: var(--ink); color: var(--chalk); }

.link-arrow {
  font-weight: 600; text-decoration: none;
  background: linear-gradient(currentColor, currentColor) 0 100% / 100% 1px no-repeat;
  padding-bottom: .25em;
  transition: background-size .35s var(--ease), color .3s;
}
.link-arrow::after { content: " ↓"; }
.link-arrow:hover { background-size: 0 1px; background-position: 100% 100%; color: var(--brick); }

/* ---------- progress (phone) + tape measure (desktop) ---------- */
.progress { position: fixed; inset: 0 0 auto 0; height: 3px; z-index: 60; pointer-events: none; }
.progress span { display: block; height: 100%; width: 100%; background: var(--brick); transform-origin: 0 50%; transform: scaleX(var(--p, 0)); }

.tape {
  display: none;
  position: fixed; top: 0; right: 0; bottom: 0; z-index: 45;
  width: var(--tape);
  background: var(--chalk);
  border-left: 1px solid var(--line);
  overflow: hidden;
  pointer-events: none;
  color: var(--ink);
}
@media (min-width: 1100px) { .tape { display: block; } .progress { display: none; } }

.tape__ticks {
  position: absolute; left: 0; right: 0; top: -80px; bottom: -80px;
  /* three tick lengths on 8 / 40 / 80px intervals, like the edge of a tape measure */
  background-image:
    linear-gradient(to bottom, currentColor 1px, transparent 1px),
    linear-gradient(to bottom, currentColor 1px, transparent 1px),
    linear-gradient(to bottom, currentColor 1px, transparent 1px);
  background-size: 7px 8px, 13px 40px, 20px 80px;
  background-position: right top, right top, right top;
  background-repeat: repeat-y;
  opacity: .55;
  transform: translateY(var(--shift, 0px));
  will-change: transform;
}

.tape__marker {
  position: absolute; left: 0; right: 0; top: 0;
  height: 0;
  transform: translateY(var(--y, 24px));
}
.tape__marker::before {
  content: ""; position: absolute; left: 0; right: 0; top: -1px; height: 2px; background: var(--brick);
}
.tape__label {
  position: absolute; left: 0; top: 8px;
  width: var(--tape);
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  white-space: nowrap;
  font: 500 .6rem/var(--tape) var(--f-mono);
  letter-spacing: .14em; text-transform: uppercase;
  color: var(--brick);
  background: var(--chalk);
  padding-block: .4rem;
}
.tape__marker.is-flip .tape__label { top: auto; bottom: 8px; }

/* ---------- header ---------- */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 50;
  height: 76px;
  display: flex; align-items: center; justify-content: space-between;
  padding-left: var(--gutter);
  padding-right: calc(var(--gutter) + var(--tape));
  transition: background .35s var(--ease), border-color .35s, box-shadow .35s;
  border-bottom: 1px solid transparent;
}
.site-header.is-solid {
  background: color-mix(in srgb, var(--plaster) 90%, transparent);
  -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px);
  border-bottom-color: var(--line);
}
.mark { display: flex; align-items: center; gap: .85rem; text-decoration: none; }
.mark__spf { font: 800 1.75rem/1 var(--f-display); letter-spacing: .015em; }
.mark__sub {
  font: 500 .62rem/1.15 var(--f-mono); letter-spacing: .14em; text-transform: uppercase;
  padding-left: .85rem; border-left: 1px solid var(--line);
  max-width: 7.5rem;
}
.nav { display: none; align-items: center; gap: 2.2rem; }
.nav ul { display: flex; gap: 2rem; }
.nav a:not(.btn) {
  font-size: .92rem; font-weight: 500; text-decoration: none;
  background: linear-gradient(var(--brick), var(--brick)) 0 100% / 0 1px no-repeat;
  padding-bottom: .3em;
  transition: background-size .35s var(--ease);
}
.nav a:not(.btn):hover { background-size: 100% 1px; }
.menu-toggle {
  appearance: none; border: 1px solid var(--ink); background: transparent; color: var(--ink);
  font: 500 .72rem/1 var(--f-mono); letter-spacing: .12em; text-transform: uppercase;
  padding: .85em 1.1em; cursor: pointer;
}
@media (min-width: 920px) {
  .nav { display: flex; }
  .menu-toggle { display: none; }
}

.menu {
  position: fixed; inset: 0; z-index: 48;
  background: var(--ink); color: var(--chalk);
  padding: 120px var(--gutter) calc(88px + env(safe-area-inset-bottom));
  display: flex; flex-direction: column; justify-content: space-between;
}
.menu[hidden] { display: none; }
.menu ul { display: grid; gap: .4rem; }
.menu a {
  display: block; text-decoration: none;
  font: 500 clamp(2.2rem, 10vw, 3.4rem)/1.15 var(--f-display);
  padding: .35rem 0; border-bottom: 1px solid var(--line-light);
}
.menu__foot { opacity: .6; }
body.menu-open { overflow: hidden; }
body.menu-open .site-header { background: transparent; border-color: transparent; -webkit-backdrop-filter: none; backdrop-filter: none; }
body.menu-open .mark, body.menu-open .menu-toggle { color: var(--chalk); border-color: var(--chalk); }
body.menu-open .mark__sub { border-color: var(--line-light); }

/* ---------- reveal ---------- */
.js .reveal { opacity: 0; transform: translateY(22px); transition: opacity .9s var(--ease), transform .9s var(--ease); }
.js .reveal.is-in { opacity: 1; transform: none; }

/* a single top-to-bottom pass, like a trowel */
.js .wipe img { clip-path: inset(0 0 100% 0); transition: clip-path 1.25s var(--ease) var(--d, 0s); }
.js .wipe.is-in img { clip-path: inset(0 0 0 0); }
.js .wipe figcaption { opacity: 0; transition: opacity .8s ease calc(var(--d, 0s) + .5s); }
.js .wipe.is-in figcaption { opacity: 1; }

/* ==========================================================================
   HERO
   ========================================================================== */
.hero { position: relative; padding-top: 104px; padding-bottom: clamp(56px, 7vw, 110px); overflow: clip; }

.hero__inner { display: grid; gap: 3rem; }

.hero__kicker { display: flex; align-items: center; margin-bottom: 1.6rem; }

.hero h1 {
  font-size: clamp(2.45rem, 8.6vw, 4.2rem);
  line-height: 1.04;
  font-weight: 500;
  max-width: 13.5ch;
}
.hero h1 em { color: var(--brick); position: relative; white-space: nowrap; }
.scribble {
  position: absolute; left: -1%; bottom: -.18em; width: 102%; height: .26em;
  overflow: visible; fill: none; stroke: var(--brick); stroke-width: 3; stroke-linecap: round;
  vector-effect: non-scaling-stroke;
}
.scribble path { vector-effect: non-scaling-stroke; stroke-dasharray: 340; stroke-dashoffset: 340; animation: draw 1.3s var(--ease) .9s forwards; }
@keyframes draw { to { stroke-dashoffset: 0; } }

.hero__lede { margin-top: 3rem; max-width: 34ch; font-size: 1.08em; color: color-mix(in srgb, var(--ink) 86%, transparent); }
.hero__cta { margin-top: 2.2rem; display: flex; flex-wrap: wrap; align-items: center; gap: 1.2rem 2rem; }

.hero__images { position: relative; height: clamp(440px, 118vw, 640px); margin-top: .5rem; }
.hero__fig { position: absolute; }
.hero__fig img { width: 100%; height: 100%; object-fit: cover; }
.hero__fig figcaption { position: absolute; left: 0; top: 100%; white-space: nowrap; }
.hero__fig--after { right: calc((var(--gutter) + var(--tape)) * -1); top: 0; height: calc(100% - 2.2rem); aspect-ratio: 3 / 4; }
.hero__fig--before {
  left: 0; bottom: 7.5%; height: 44%; aspect-ratio: 3 / 4; z-index: 2;
  border: 7px solid var(--chalk);
  box-shadow: 0 22px 36px -22px rgba(20, 24, 29, .55);
}
.hero__fig--before img { display: block; }
.hero__fig--before figcaption { top: calc(100% + 7px); }
.hero__fig--after figcaption { left: auto; right: calc(var(--gutter) + var(--tape)); text-align: right; }
.hero__fig--before { bottom: 0; }
.hero__images { margin-bottom: 1.6rem; }
.hero__bg { display: none; }

@media (min-width: 900px) {
  .hero { padding-top: 110px; min-height: 100svh; display: flex; align-items: center; }
  .hero__inner { grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: var(--cg); align-items: center; width: 100%; }
  .hero__text { grid-column: 1 / span 6; padding-block: 2rem; }
  .hero h1 { font-size: clamp(2.9rem, 5.2vw, 5.4rem); }
  .hero__images { grid-column: 7 / span 6; height: clamp(500px, calc(100svh - 190px), 780px); margin-top: 0; }
  .hero__images { margin-bottom: 0; }
  .hero__fig--after figcaption { left: 0; right: auto; text-align: left; }
  .hero__fig--before { height: 45%; bottom: 9%; left: -1%; }
}

/* ==========================================================================
   BEHIND THE PLASTER
   ========================================================================== */
.behind { padding-block: clamp(80px, 11vw, 180px); }
.behind__grid { display: grid; gap: 2.2rem; }
.behind__statement {
  font: 400 clamp(1.6rem, 5.4vw, 2.7rem)/1.22 var(--f-display);
  letter-spacing: -.012em;
  max-width: 24ch;
}
.behind__statement em { color: var(--brick); }
.behind__fig { max-width: 340px; }
.behind__note { color: color-mix(in srgb, var(--ink) 65%, transparent); }

@media (min-width: 900px) {
  .behind__grid { grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: var(--cg); row-gap: 3rem; align-items: start; }
  .behind__label { grid-column: 1 / span 3; padding-top: .9rem; }
  .behind__statement { grid-column: 4 / span 6; grid-row: 1; font-size: clamp(1.9rem, 2.9vw, 3.1rem); max-width: none; }
  .behind__fig { grid-column: 10 / span 3; grid-row: 1 / span 2; margin-top: 7rem; max-width: none; }
  .behind__note { grid-column: 4 / span 4; grid-row: 2; }
}

/* ==========================================================================
   JOBS — shared
   ========================================================================== */
.job { padding-block: clamp(80px, 11vw, 180px); }
.job__no { display: inline-block; color: var(--brick); margin-right: 1.1em; padding-right: 1.1em; border-right: 1px solid currentColor; }
.job--ext .job__no { color: #e2a592; }
.job h2 { font-size: clamp(2.05rem, 6vw, 3.9rem); line-height: 1.07; margin-top: 1.1rem; }
.job__text { margin-top: 1.5rem; max-width: 46ch; color: color-mix(in srgb, currentColor 82%, transparent); }

/* ---------- Job 01: bathroom ---------- */
.job--bath { background: var(--chalk); }
.job__head { display: grid; gap: 2.4rem; }
.job--bath h2 { max-width: 15ch; }

.spec { align-self: end; }
.spec div { display: grid; grid-template-columns: 5.5rem 1fr; gap: 1rem; padding: .95rem 0; border-top: 1px solid var(--line); }
.spec div:last-child { border-bottom: 1px solid var(--line); }
.spec dt { font: 500 .68rem/1.7 var(--f-mono); letter-spacing: .11em; text-transform: uppercase; color: var(--brick); }
.spec dd { margin: 0; font-size: .96rem; }

.frames {
  margin-top: clamp(48px, 7vw, 110px);
  display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 2rem var(--cg);
}
.frame figcaption {
  margin-top: .85rem; display: flex; gap: .9em; align-items: baseline;
  font-size: .9rem; line-height: 1.35;
}
.frame__n { font: 500 .68rem/1 var(--f-mono); letter-spacing: .1em; color: var(--brick); }
.frame__media { position: relative; overflow: hidden; }
.frame__media img { width: 100%; height: auto; aspect-ratio: 3 / 4; object-fit: cover; }

/* hand-marked "same window" loops */
.loop { position: absolute; pointer-events: none; fill: none; stroke: var(--ink); stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; overflow: visible; }
.loop path { vector-effect: non-scaling-stroke; stroke-dasharray: 400; stroke-dashoffset: 400; transition: stroke-dashoffset 1.6s var(--ease) .9s; }
.wipe.is-in .loop path, .no-js .loop path { stroke-dashoffset: 0; }
.loop--a { left: 41%; top: 22%; width: 48%; height: 36%; }
.loop--b { left: 12%; top: 17%; width: 62%; height: 40%; }
.loop__tag {
  position: absolute; z-index: 2;
  font: 500 .62rem/1 var(--f-mono); letter-spacing: .1em; text-transform: uppercase;
  background: var(--chalk); color: var(--ink); padding: .5em .65em;
  opacity: 0; transition: opacity .6s ease 2.1s;
}
.wipe.is-in .loop__tag { opacity: 1; }
.loop__tag--a { left: 44%; top: 62%; }
.loop__tag--b { left: 18%; top: 62%; }

@media (min-width: 900px) {
  .job__head { grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: var(--cg); align-items: end; }
  .job__title { grid-column: 1 / span 7; }
  .spec { grid-column: 9 / span 4; }
  .frames { grid-template-columns: repeat(4, minmax(0, 1fr)); align-items: start; }
  .frame:nth-child(1) { margin-top: 9rem; }
  .frame:nth-child(2) { margin-top: 6rem; }
  .frame:nth-child(3) { margin-top: 3rem; }
  .frame:nth-child(4) { margin-top: 0; }
}

/* ---------- Job 02: open-plan ---------- */
.job--ext { background: var(--night); color: var(--chalk); }
.job--ext .label { color: color-mix(in srgb, var(--chalk) 78%, transparent); }
.job--ext h2 { max-width: 9ch; }

/* phones: one flat column, ordered by story; desktop: two staggered columns */
.ext { display: flex; flex-direction: column; gap: 3rem; }
.ext__l, .ext__r, .ext__pair { display: contents; }
.ext__intro { order: 1; }
.ext__island { order: 2; position: relative; }
.ext__joists { order: 3; }
.ext__crittall { order: 4; }
.ext__pair figure:first-child { order: 5; }
.ext__pair figure:last-child { order: 6; }
.ext__note { order: 7; max-width: 30ch; color: color-mix(in srgb, var(--chalk) 78%, transparent); font-size: .95rem; }
.ext img { width: 100%; height: auto; }

.pin {
  position: absolute; left: var(--x); top: var(--y); z-index: 3;
  display: flex; align-items: center; gap: .6rem;
  transform: translate(-.7rem, -.7rem);
  color: var(--ink);
}
.pin i {
  flex: none; display: grid; place-items: center;
  width: 1.4rem; height: 1.4rem;
  background: var(--chalk); color: var(--ink);
  font: 500 .62rem/1 var(--f-mono); font-style: normal;
  box-shadow: 0 0 0 4px rgba(247, 242, 234, .35);
}
.pin b {
  display: none; white-space: nowrap;
  background: var(--chalk); padding: .5em .7em;
  font: 500 .62rem/1 var(--f-mono); letter-spacing: .1em; text-transform: uppercase;
  position: relative;
}
.pin b::before { content: ""; position: absolute; right: 100%; top: 50%; width: .6rem; height: 1px; background: var(--chalk); }

.pin--l { flex-direction: row-reverse; transform: translate(calc(-100% + .7rem), -.7rem); }
.pin--l b::before { right: auto; left: 100%; }

.legend { margin-top: 1rem; display: grid; gap: .35rem; counter-reset: l; font: 500 .68rem/1.4 var(--f-mono); letter-spacing: .09em; text-transform: uppercase; color: color-mix(in srgb, var(--chalk) 78%, transparent); }
.legend li { counter-increment: l; display: flex; gap: .8em; }
.legend li::before { content: counter(l); color: #e2a592; }

@media (min-width: 900px) {
  .pin b { display: block; }
  .legend { display: none; }
}

.ext__before, .ext__after, .ext__joists, .ext__crittall { max-width: 420px; }

@media (min-width: 900px) {
  .ext { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: var(--cg); align-items: start; }
  .ext__l, .ext__r { display: flex; flex-direction: column; }
  .ext__l > *, .ext__r > *, .ext__pair > * { order: 0 !important; }
  .ext__l { grid-column: 1 / span 6; padding-right: 1rem; }
  .ext__r { grid-column: 7 / span 6; }
  .ext__pair { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--cg); margin-top: 7rem; align-items: start; }
  .ext__intro { padding-top: 2rem; }
  .ext__joists { width: 74%; max-width: none; margin-top: 6rem; }
  .ext__crittall { width: 72%; max-width: none; margin-top: 5rem; margin-left: auto; }
  .ext__before, .ext__after { max-width: none; }
  .ext__after { margin-top: 5rem; }
  .ext__note { margin-top: 3rem; margin-left: 50%; padding-left: calc(var(--cg) / 2); }
}

/* ---------- Job 03/04: roof + patio ---------- */
.roof { padding-block: clamp(80px, 11vw, 180px); }
.roof__grid { display: grid; gap: 2.6rem; }
.roof h2 { font-size: clamp(2.05rem, 6vw, 3.7rem); line-height: 1.07; margin-top: 1.1rem; max-width: 12ch; }
.roof h3 { font-size: clamp(1.8rem, 4.5vw, 2.6rem); line-height: 1.08; margin-top: 1rem; }
.roof .job__no { color: var(--brick); }
.roof__loft2, .roof__patio2 { max-width: 320px; }
.roof__loft, .roof__patio { max-width: 520px; }

.details { margin-top: 1.5rem; }
.details__row { margin-top: 1.4rem; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.6rem var(--cg); align-items: start; }
.details__row figure:first-child { grid-column: 1 / -1; max-width: 340px; }
.details img { width: 100%; height: auto; }

@media (min-width: 900px) {
  .roof__grid { grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: var(--cg); row-gap: 0; align-items: start; }
  .roof__loft { grid-column: 1 / span 5; grid-row: 1 / span 2; max-width: none; }
  .roof__loft-text { grid-column: 7 / span 5; grid-row: 1; padding-top: 4rem; }
  .roof__loft2 { grid-column: 9 / span 3; grid-row: 2; max-width: none; margin-top: 3rem; }
  .roof__patio-text { grid-column: 1 / span 4; grid-row: 3; align-self: start; margin-top: 11rem; }
  .roof__patio { grid-column: 6 / span 4; grid-row: 3; max-width: none; margin-top: 9rem; }
  .roof__patio2 { grid-column: 10 / span 3; grid-row: 3; max-width: none; margin-top: 12rem; }
  .details { grid-column: 1 / -1; grid-row: 4; margin-top: 10rem; }
  .details__row { grid-template-columns: 4fr 5fr 4fr; align-items: end; }
  .details__row figure:first-child { grid-column: auto; max-width: none; }
}

/* ==========================================================================
   INDEX — what we take on
   ========================================================================== */
.index { background: var(--chalk); padding-block: clamp(80px, 11vw, 170px); }
.index__grid { display: grid; gap: 2.2rem; }
.index__head h2 { font-size: clamp(2.05rem, 6vw, 3.7rem); line-height: 1.07; margin-top: 1.1rem; max-width: 14ch; }

.index__stage { position: sticky; top: 72px; z-index: 3; aspect-ratio: 16 / 9; overflow: hidden; background: var(--plaster-2); box-shadow: 0 0 0 10px var(--chalk); }
.index__stage img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: 0; transform: scale(1.04); transition: opacity .6s ease, transform 1.2s var(--ease); }
.index__stage img.is-active { opacity: 1; transform: none; }

.index__item {
  display: grid; grid-template-columns: 2.6rem 1fr; gap: .4rem 1rem;
  padding: 1.5rem 0; border-top: 1px solid var(--line);
  cursor: pointer;
  transition: padding .4s var(--ease);
}
.index__item:last-child { border-bottom: 1px solid var(--line); }
.index__n { font: 500 .68rem/2.6 var(--f-mono); letter-spacing: .1em; color: var(--brick); }
.index__item h3 { font-size: clamp(1.45rem, 4.4vw, 2.2rem); line-height: 1.12; transition: color .3s, transform .4s var(--ease); }
.index__item p { margin-top: .5rem; max-width: 38ch; color: color-mix(in srgb, var(--ink) 74%, transparent); font-size: .96rem; }
.index__ask { grid-column: 2; justify-self: start; margin-top: .7rem; font: 500 .68rem/1 var(--f-mono); letter-spacing: .1em; text-transform: uppercase; text-decoration: none; border-bottom: 1px solid currentColor; padding-bottom: .35em; color: var(--brick); }
.index__item.is-active h3 { color: var(--brick); }

@media (min-width: 900px) {
  .index__grid { grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: var(--cg); align-items: start; }
  .index__head { grid-column: 1 / span 5; grid-row: 1; }
  .index__stage { grid-column: 1 / span 4; grid-row: 2; position: sticky; top: 110px; aspect-ratio: 4 / 5; box-shadow: none; z-index: auto; margin-top: 2.5rem; align-self: start; }
  .index__list { grid-column: 6 / span 7; grid-row: 1 / span 2; margin-top: 2.6rem; }
  .index__item { grid-template-columns: 3.2rem 1fr auto; align-items: baseline; padding: 1.8rem 0; }
  .index__ask { grid-column: 3; margin-top: 0; opacity: 0; transform: translateX(-8px); transition: opacity .35s, transform .35s var(--ease); }
  .index__item.is-active { padding-left: .8rem; }
  .index__item.is-active .index__ask, .index__item:focus-within .index__ask { opacity: 1; transform: none; }
}

/* ==========================================================================
   CONTACT — brick
   ========================================================================== */
.contact { background: var(--brick-deep); color: var(--chalk); padding-block: clamp(80px, 11vw, 170px); position: relative; }
.contact .label { color: color-mix(in srgb, var(--chalk) 80%, transparent); }
.contact__grid { display: grid; gap: 3.2rem; }
.contact h2 { font-size: clamp(2.4rem, 8vw, 5rem); line-height: 1.02; margin-top: 1.1rem; max-width: 9ch; }
.contact__text { margin-top: 1.6rem; max-width: 36ch; color: color-mix(in srgb, var(--chalk) 88%, transparent); }

.contact__phone { display: inline-flex; flex-direction: column; gap: .5rem; margin-top: 2.4rem; text-decoration: none; padding-top: 1.1rem; border-top: 1px solid var(--line-light); min-width: min(100%, 22rem); }
.contact__num { font: 500 clamp(1.9rem, 6.5vw, 3rem)/1 var(--f-display); letter-spacing: -.01em; transition: color .3s; }
.contact__phone:hover .contact__num { color: #f1c7b8; }
.contact__fb { margin-top: 2.2rem; max-width: 36ch; font-size: .95rem; color: color-mix(in srgb, var(--chalk) 80%, transparent); }
.contact__fb a { color: var(--chalk); }

.enquiry { display: grid; gap: 1.5rem; align-content: start; }
.field { display: grid; gap: .55rem; }
.field label { font: 500 .68rem/1.3 var(--f-mono); letter-spacing: .11em; text-transform: uppercase; color: color-mix(in srgb, var(--chalk) 82%, transparent); }
.field label span { opacity: .7; text-transform: none; letter-spacing: .02em; }
.field input, .field select, .field textarea {
  width: 100%; border: 0; border-bottom: 1px solid var(--line-light); border-radius: 0;
  background: transparent; color: var(--chalk);
  font: 400 1.1rem/1.4 var(--f-body);
  padding: .7rem 0; appearance: none; -webkit-appearance: none;
  transition: border-color .3s;
}
.field select { background-image: linear-gradient(45deg, transparent 50%, var(--chalk) 50%), linear-gradient(135deg, var(--chalk) 50%, transparent 50%); background-position: calc(100% - 12px) 55%, calc(100% - 6px) 55%; background-size: 6px 6px; background-repeat: no-repeat; padding-right: 2rem; }
.field select option { color: var(--ink); }
.field textarea { resize: vertical; min-height: 7rem; }
.field input::placeholder, .field textarea::placeholder { color: color-mix(in srgb, var(--chalk) 50%, transparent); }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--chalk); }
.enquiry .btn { justify-self: start; margin-top: .6rem; }
.enquiry__small { font-size: .82rem; color: color-mix(in srgb, var(--chalk) 68%, transparent); max-width: 40ch; }

@media (min-width: 900px) {
  .contact__grid { grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: var(--cg); align-items: start; }
  .contact__lead { grid-column: 1 / span 6; }
  .enquiry { grid-column: 8 / span 5; padding-top: 3.6rem; }
}

/* ==========================================================================
   FOOTER + DOCK
   ========================================================================== */
.footer { background: var(--ink); color: var(--chalk); padding-block: 3.2rem 4.5rem; }
.footer__inner { display: grid; gap: 1.6rem; align-items: center; }
.footer__brand { display: flex; align-items: baseline; gap: .9rem; }
.footer__brand .mark__spf { font-size: 2rem; }
.footer__line { color: color-mix(in srgb, var(--chalk) 75%, transparent); }
.footer__links { display: flex; flex-wrap: wrap; gap: .6rem 1.6rem; }
.footer__links a { text-decoration: none; border-bottom: 1px solid var(--line-light); padding-bottom: .15em; }
.footer__links a:hover { border-color: var(--chalk); }
.footer__small { opacity: .5; font-size: .64rem; }
@media (min-width: 900px) {
  .footer__inner { grid-template-columns: auto 1fr auto; column-gap: 3rem; padding-bottom: 0; }
  .footer__small { grid-column: 1 / -1; padding-top: 2rem; border-top: 1px solid var(--line-light); margin-top: 1rem; }
  .footer { padding-block: 4rem 3rem; }
}

.dock {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 55;
  display: grid; grid-template-columns: 1.6fr 1fr;
  padding-bottom: env(safe-area-inset-bottom);
  background: var(--ink);
  box-shadow: 0 -10px 30px -18px rgba(0, 0, 0, .5);
  transform: translateY(0); transition: transform .4s var(--ease);
}
.dock a { display: block; text-align: center; padding: 1.05rem 1rem; color: var(--chalk); text-decoration: none; font: 600 .92rem/1 var(--f-body); }
.dock__wa { background: var(--brick); }
.dock.is-hidden { transform: translateY(110%); }
@media (min-width: 900px) { .dock { display: none; } }

/* ---------- reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .js .reveal, .js .wipe img, .js .wipe figcaption { transition: none; opacity: 1; transform: none; clip-path: none; }
  .scribble path, .loop path { animation: none; transition: none; stroke-dashoffset: 0; }
  .loop__tag { opacity: 1; transition: none; }
}

/* ==========================================================================
   PHONES & TABLETS (below 900px)
   The hero is its own composition here, not the desktop one squeezed down:
   the headline sits on the boarded-and-bare shot, a level line marks the seam,
   and the finished room runs full-bleed underneath.
   ========================================================================== */
@media (max-width: 899px) {
  /* ---------- hero ---------- */
  .hero { padding: 0; background: var(--night); color: var(--chalk); min-height: calc(100svh - 24px); display: flex; flex-direction: column; }
  .hero__inner { flex: 1; display: flex; flex-direction: column; gap: 0; padding-inline: 0; }
  .hero__text { position: relative; z-index: 4; isolation: isolate; padding: 100px var(--gutter) 3.6rem; }
  .hero__bg {
    display: block; position: absolute; inset: 0; z-index: -1;
    width: 100%; height: 100%; object-fit: cover; object-position: 50% 62%;
    filter: grayscale(1) contrast(1.15); opacity: .3;
  }
  .hero__text::after {
    content: "Before \00b7  boarded and bare";
    position: absolute; right: var(--gutter); bottom: 2.3rem;
    font: 500 .72rem/1 var(--f-mono); letter-spacing: .1em; text-transform: uppercase;
    color: color-mix(in srgb, var(--chalk) 70%, transparent);
  }
  .hero .datum { background: currentColor; }
  .hero h1 em { color: #e2a592; }
  .scribble { stroke: #e2a592; }
  .hero__lede { margin-top: 1.7rem; color: color-mix(in srgb, var(--chalk) 86%, transparent); }
}
@media (max-width: 380px) {
  .hero__lede { font-size: 1rem; }
}
@media (max-width: 899px) {

  /* the button straddles the seam, like a tab pinned across the join */
  .hero__cta { position: absolute; left: var(--gutter); top: 100%; transform: translateY(-50%); margin: 0; z-index: 4; }
  .hero__cta .link-arrow { display: none; }
  .hero .btn { background: var(--chalk); color: var(--ink); box-shadow: 0 14px 26px -14px rgba(0, 0, 0, .7); }
  .hero .btn:hover { background: var(--brick); color: var(--chalk); }

  .hero__images { position: relative; flex: 1 1 auto; height: auto; min-height: 330px; margin: 0; }
  .hero__images::before { content: ""; position: absolute; left: 0; right: 0; top: 0; height: 4px; background: #e2a592; z-index: 3; }
  .hero__fig--before { display: none; }
  .hero__fig--after { inset: 0; right: 0; width: 100%; height: 100%; aspect-ratio: auto; }
  .hero__fig--after img { object-position: 50% 42%; }
  .hero__fig--after figcaption {
    left: var(--gutter); right: auto; top: auto; bottom: 1.1rem; margin: 0; z-index: 2;
    background: var(--chalk); color: var(--ink); padding: .65em .85em; text-align: left;
  }

  /* header sits over the dark hero until the page is scrolled */
  .site-header:not(.is-solid) .mark, .site-header:not(.is-solid) .menu-toggle { color: var(--chalk); border-color: var(--chalk); }
  .site-header:not(.is-solid) .mark__sub { border-color: var(--line-light); }

  /* ---------- rhythm ---------- */
  .behind, .job, .roof, .index { padding-block: clamp(52px, 9vw, 76px); }
  .behind__grid, .index__grid, .roof__grid { gap: 1.7rem; }
  .job__head { gap: 1.8rem; }
  .frames { margin-top: 2.4rem; gap: 1.5rem var(--cg); }
  .frame:nth-child(even) { margin-top: 1.7rem; }

  /* ---------- open-plan: before/after pairs side by side ---------- */
  .ext { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: var(--cg); row-gap: 2.2rem; align-items: start; }
  .ext__intro, .ext__island, .ext__note { grid-column: 1 / -1; }
  .ext__joists, .ext__crittall, .ext__before, .ext__after { max-width: none; }
  .ext__crittall, .ext__after { margin-top: 2.4rem; }
  .ext__note { max-width: 36ch; }

  /* ---------- small type that has to be read on a phone ---------- */
  .cap { font-size: .74rem; }
  .frame__n, .index__n, .index__ask, .legend, .spec dt { font-size: .72rem; }
  .loop__tag, .pin i { font-size: .7rem; }
  .contact label, .contact label span { font-size: .74rem; }
  .loop__tag { white-space: nowrap; transform: translateX(-50%); }
  .loop__tag--a { left: 65%; }
  .loop__tag--b { left: 43%; }

  /* ---------- tap targets ---------- */
  .menu-toggle { min-height: 44px; padding-inline: 1.2em; }
  .mark, .index__ask, .footer a { position: relative; }
  .mark::after, .index__ask::after, .footer a::after { content: ""; position: absolute; inset: -14px -8px; }
}

/* ---------- phones only: dense, varied photo arrangements ---------- */
@media (max-width: 599px) {
  .behind__fig img { aspect-ratio: 16 / 11; object-fit: cover; }

  /* loft: the two shots overlap like prints on a bench */
  .roof__grid { grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: 6px; row-gap: 0; }
  .roof__loft { grid-column: 1 / span 8; grid-row: 1; max-width: none; }
  .roof__loft2 { grid-column: 6 / span 7; grid-row: 1; max-width: none; margin-top: 9.5rem; z-index: 2; border: 6px solid var(--plaster); background: var(--plaster); }
  .roof__loft-text { grid-column: 1 / -1; grid-row: 2; padding-top: 2.2rem; }

  /* patio: big print right, small one stepped down on the left */
  .roof__patio-text { grid-column: 1 / -1; grid-row: 3; margin-top: 3.2rem; }
  .roof__patio { grid-column: 6 / span 7; grid-row: 4; max-width: none; margin-top: 1.6rem; }
  .roof__patio2 { grid-column: 1 / span 5; grid-row: 4; max-width: none; margin-top: 6rem; }

  .details { grid-column: 1 / -1; grid-row: 5; margin-top: 3.2rem; }
  .details__row { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.4rem var(--cg); }
  .details__row figure:first-child { grid-column: 1; max-width: none; }
  .details__row figure:nth-child(2) { margin-top: 2.4rem; }
  .details__row figure:nth-child(3) { grid-column: 1 / -1; }
  .details__row figure:nth-child(3) img { aspect-ratio: 3 / 2; object-fit: cover; object-position: 50% 58%; }
}

/* ---------- tablets (portrait): two columns instead of a narrow one ---------- */
@media (min-width: 600px) and (max-width: 899px) {
  .behind__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: var(--cg); }
  .behind__label, .behind__statement { grid-column: 1 / -1; }
  .behind__fig { grid-column: 2; grid-row: 3; max-width: none; }
  .behind__note { grid-column: 1; grid-row: 3; align-self: end; }

  .roof__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: var(--cg); row-gap: 2.6rem; align-items: start; }
  .roof__loft { grid-column: 1; grid-row: 1 / span 2; max-width: none; }
  .roof__loft-text { grid-column: 2; grid-row: 1; padding-top: 2rem; }
  .roof__loft2 { grid-column: 2; grid-row: 2; max-width: none; }
  .roof__patio-text { grid-column: 1; grid-row: 3; margin-top: 4rem; }
  .roof__patio { grid-column: 2; grid-row: 3 / span 2; max-width: none; margin-top: 4rem; }
  .roof__patio2 { grid-column: 1; grid-row: 4; max-width: none; }
  .details { grid-column: 1 / -1; margin-top: 3rem; }
  .details__row { grid-template-columns: repeat(3, minmax(0, 1fr)); align-items: end; }
  .details__row figure:first-child { grid-column: auto; max-width: none; }
}