/* CH Group: projects.css (Projects layout only; tokens and shared components live in site.css) */

/* ------------------------------------------------------------------- hero --
   Headline, then the four roofs as tall tiles (each one jumps to its file),
   then the summed figures on a hairline. */
.pj-hero { padding-bottom: clamp(3rem, 6vw, 5.5rem); }
.pj-hero__head { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); gap: var(--sc-5) clamp(2rem, 5vw, 5rem); align-items: end; }
.pj-hero__title { max-width: 14ch; }
.pj-hero__sub { color: var(--sc-ink-soft); max-width: 40ch; }

.pj-tiles { list-style: none; margin: clamp(2.25rem, 4.5vw, 3.75rem) 0 0; padding: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: clamp(10px, 1.2vw, 16px); }
.pj-tile__link {
  position: relative; display: block; overflow: hidden; aspect-ratio: 4 / 5; border-radius: var(--sc-r-md);
  background: var(--green-900); color: var(--porcelain); text-decoration: none; isolation: isolate;
}
.pj-tile__img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform 600ms var(--ease); }
.pj-tile__link::after {
  content: ""; position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(180deg, rgb(10 42 30 / 0) 35%, rgb(10 42 30 / 0.55) 62%, rgb(10 42 30 / 0.92) 100%);
}
.pj-tile__text { position: absolute; left: 0; right: 0; bottom: 0; z-index: 2; display: grid; gap: 4px; padding: clamp(14px, 1.6vw, 22px); padding-right: 52px; }
.pj-tile__sector { font: 600 0.75rem/1.3 var(--sc-font-text); letter-spacing: 0.06em; text-transform: uppercase; color: #b9c8bf; }
.pj-tile__name { font: 500 clamp(1.15rem, 1rem + 0.5vw, 1.45rem)/1.15 var(--sc-font-display); letter-spacing: -0.01em; text-wrap: balance; }
.pj-tile__fig { margin-top: 6px; font: 500 clamp(1.4rem, 1.15rem + 0.8vw, 1.9rem)/1 var(--sc-font-display); color: var(--brass-on-dark); font-variant-numeric: lining-nums; }
.pj-tile__unit { display: block; margin-top: 6px; font: 400 13px/1.3 var(--sc-font-text); color: #d5ddd8; }
.pj-tile__ico {
  position: absolute; right: clamp(14px, 1.6vw, 22px); bottom: clamp(14px, 1.6vw, 22px); z-index: 2; width: 20px; height: 20px;
  transition: transform 200ms var(--ease);
}
.pj-tile__link:focus-visible { outline: 3px solid var(--brass); outline-offset: 3px; }
@media (hover: hover) and (pointer: fine) {
  .pj-tile__link:hover .pj-tile__img { transform: scale(1.06); }
  .pj-tile__link:hover .pj-tile__ico { transform: translateX(4px); }
}

.pj-hero__totals { margin-top: clamp(2.5rem, 5vw, 4rem); }
.pj-hero__label { margin-bottom: var(--sc-4); padding-top: var(--sc-4); border-top: 1px solid var(--line-strong); }

@media (max-width: 860px) {
  .pj-hero__head { grid-template-columns: 1fr; align-items: start; }
  .pj-tiles { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 700px) {
  .pj-hero__title { font-size: min(2.4rem, 9.4vw); line-height: 1.04; }
  .pj-tile__link { aspect-ratio: 3 / 4; }
  .pj-tile__unit, .pj-tile__sector { display: none; }
  .pj-tile__ico { display: none; }
  .pj-tile__text { padding-right: 14px; }
}

/* ---------------------------------------------------------------- compare --
   A ruled list of four rows: name, bar, value. The bar scales to the largest
   project, or (payback) to the 25-year projection with the remainder tinted. */
.cmp__grid { display: grid; grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.4fr); gap: clamp(2rem, 5vw, 5rem); align-items: start; }
.cmp__est { margin-top: var(--sc-6); padding-top: var(--sc-4); border-top: 1px solid var(--line); }
.cmp__estq { font-size: 15px; color: var(--sc-ink-soft); }

.cmp__controls { display: flex; flex-wrap: wrap; gap: 6px; padding: 5px; border: 1px solid var(--line); border-radius: calc(var(--sc-r-sm) + 5px); background: var(--porcelain); width: fit-content; max-width: 100%; }
.cmp__btn {
  min-height: 40px; padding: 0 14px; border: 1px solid transparent; border-radius: var(--sc-r-sm); background: none;
  font: 600 14px/1 var(--sc-font-text); color: var(--sc-ink-soft); white-space: nowrap;
  transition: background-color 160ms var(--ease), color 160ms var(--ease), border-color 160ms var(--ease);
}
.cmp__btn[aria-pressed="true"] { background: var(--white); color: var(--sc-ink); border-color: var(--line-strong); box-shadow: 0 1px 2px hsl(var(--sc-shadow-color) / 0.12); }
.cmp__btn:focus-visible { outline: 2px solid var(--brass-edge); outline-offset: 2px; }
@media (hover: hover) and (pointer: fine) { .cmp__btn:not([aria-pressed="true"]):hover { color: var(--sc-ink); } }

.cmp__list { list-style: none; margin: var(--sc-5) 0 0; padding: 0; position: relative; }
.cmp__item { border-top: 1px solid var(--line); }
.cmp__item:last-child { border-bottom: 1px solid var(--line); }
.cmp__row {
  display: grid; grid-template-columns: minmax(9rem, 1fr) minmax(0, 1.5fr) minmax(8.5rem, auto); gap: 8px clamp(14px, 2vw, 28px); align-items: center;
  padding: 18px 4px; color: inherit; text-decoration: none; border-radius: var(--sc-r-sm);
  transition: background-color 160ms var(--ease);
}
.cmp__row:focus-visible { outline: 2px solid var(--brass-edge); outline-offset: 2px; }
@media (hover: hover) and (pointer: fine) { .cmp__row:hover { background: var(--porcelain); } .cmp__row:hover .cmp__name { text-decoration: underline; text-underline-offset: 0.2em; text-decoration-thickness: 1px; } }
.cmp__who { display: grid; gap: 2px; min-width: 0; }
.cmp__name { font: 500 1.15rem/1.2 var(--sc-font-display); color: var(--sc-ink); }
.cmp__sector { font-size: 13px; color: var(--sc-ink-soft); }
.cmp__track { position: relative; height: 14px; border-radius: 3px; background: var(--porcelain); overflow: hidden; }
.cmp__bar {
  position: absolute; inset: 0 auto 0 0; width: 100%; border-radius: 3px; background: var(--fern);
  transform-origin: left center; transform: scaleX(var(--v, 0)); transition: transform 560ms var(--ease), background-color 300ms var(--ease);
}
.cmp__list[data-metric="payback"] .cmp__track { background: color-mix(in oklab, var(--fern) 22%, var(--white)); }
.cmp__list[data-metric="payback"] .cmp__bar { background: var(--brass); }
.cmp__val { display: grid; justify-items: end; text-align: right; }
.cmp__num { font: 500 clamp(1.25rem, 1.1rem + 0.5vw, 1.55rem)/1.1 var(--sc-font-display); font-variant-numeric: lining-nums tabular-nums; color: var(--sc-ink); }
.cmp__unit { font-size: 13px; color: var(--sc-ink-soft); }
.cmp__key { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 10px; margin-top: var(--sc-4); font-size: 13px; color: var(--sc-ink-soft); }
.cmp__key[hidden] { display: none; }
.cmp__swatch { width: 14px; height: 10px; border-radius: 2px; }
.cmp__swatch--pay { background: var(--brass); }
.cmp__swatch--rest { margin-left: 8px; background: color-mix(in oklab, var(--fern) 22%, var(--white)); }

@media (max-width: 960px) { .cmp__grid { grid-template-columns: 1fr; } }
@media (max-width: 600px) {
  .cmp__row { grid-template-columns: minmax(0, 1fr) auto; }
  .cmp__track { grid-column: 1 / -1; grid-row: 2; }
  .cmp__controls { display: grid; grid-template-columns: 1fr 1fr; width: 100%; }
  .cmp__btn { padding: 0 8px; font-size: 13px; }
}
@media (prefers-reduced-motion: reduce) { .cmp__bar { transition: none; } }

/* ---------------------------------------------------------- project files --
   A sticky jump list over the four files. Each file: head, photo band,
   counted figures, specs, then the story beside its highlight or quote. */
.pj-nav {
  position: sticky; top: var(--hd-h); z-index: 20;
  background: color-mix(in oklab, var(--porcelain) 88%, transparent); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.pj-nav__inner { display: flex; align-items: center; min-height: 56px; overflow-x: auto; scrollbar-width: none; }
.pj-nav__inner::-webkit-scrollbar { display: none; }
.pj-nav__list { list-style: none; margin: 0; padding: 0; display: flex; gap: 4px; }
.pj-nav__link {
  display: inline-flex; align-items: center; min-height: 40px; padding: 0 14px; border-radius: 999px;
  font: 600 14px/1 var(--sc-font-text); color: var(--sc-ink-soft); text-decoration: none; white-space: nowrap;
  transition: background-color 160ms var(--ease), color 160ms var(--ease);
}
.pj-nav__link[aria-current="true"] { background: var(--green-900); color: var(--porcelain); }
.pj-nav__link:focus-visible { outline: 2px solid var(--brass-edge); outline-offset: 2px; }
@media (hover: hover) and (pointer: fine) { .pj-nav__link:not([aria-current="true"]):hover { color: var(--sc-ink); background: rgb(16 61 44 / 0.06); } }

/* Land the file's heading just under the jump list, not its top padding. */
.pj { scroll-margin-top: calc(var(--hd-h) + 56px + 32px - var(--sec-y)); }
.pj__head { display: grid; gap: var(--sc-3); justify-items: start; }
.pj__name { margin-top: 2px; }
.pj__title { margin-top: var(--sc-2); font: 400 clamp(1.3rem, 1.1rem + 0.8vw, 1.8rem)/1.25 var(--sc-font-display); font-style: italic; color: var(--sc-ink); max-width: 36ch; text-wrap: balance; }
.pj__sub { color: var(--sc-ink-soft); }
.pj__photo { margin-top: clamp(1.75rem, 3.5vw, 2.75rem); overflow: hidden; border-radius: var(--sc-r-md); aspect-ratio: 1600 / 527; background: var(--hairline-light); box-shadow: var(--sc-e2); }
.pj__img { display: block; width: 100%; height: 100%; object-fit: cover; }

.pj__numbers { margin-top: clamp(2rem, 4vw, 3.25rem); }
.pj__specs { margin: clamp(1.75rem, 3vw, 2.5rem) 0 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.pj__spec { padding: 16px clamp(14px, 2vw, 24px); border-left: 1px solid var(--line); }
.pj__spec:first-child { padding-left: 0; border-left: 0; }
.pj__spec dt { font: 600 0.75rem/1.3 var(--sc-font-text); letter-spacing: 0.06em; text-transform: uppercase; color: var(--sc-ink-soft); }
.pj__spec dd { margin: 6px 0 0; font: 500 clamp(1.3rem, 1.15rem + 0.5vw, 1.6rem)/1.1 var(--sc-font-display); color: var(--sc-ink); font-variant-numeric: lining-nums; }

.pj__body { margin-top: clamp(2.25rem, 4.5vw, 3.5rem); display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr); gap: clamp(2rem, 5vw, 5rem); align-items: start; }
.pj__story { display: grid; gap: clamp(1.4rem, 2.5vw, 2rem); }
.pj__part { padding-top: var(--sc-4); border-top: 1px solid var(--line-strong); }
.pj__label { margin: 0; }
.pj__text { margin-top: var(--sc-3); color: var(--sc-ink); max-width: var(--sc-measure); text-wrap: pretty; }

.pj-high { padding: clamp(22px, 3vw, 32px); border-radius: var(--sc-r-md); background: var(--green-900); color: var(--porcelain); }
.pj-high__num { font: 500 clamp(2.6rem, 1.9rem + 2.4vw, 4.2rem)/1 var(--sc-font-display); letter-spacing: -0.025em; color: var(--brass-on-dark); font-variant-numeric: lining-nums; }
.pj-high__label { margin-top: 12px; font: 600 0.8125rem/1.35 var(--sc-font-text); letter-spacing: 0.06em; text-transform: uppercase; color: #b9c8bf; }
.pj-side__outcome { margin-top: var(--sc-5); color: var(--sc-ink); text-wrap: pretty; }

.pj-quote { padding: clamp(22px, 3vw, 34px); border-radius: var(--sc-r-md); background: var(--cream); }
.pj-quote__text { margin-top: var(--sc-4); display: grid; gap: var(--sc-4); font: 400 clamp(1.2rem, 1.05rem + 0.5vw, 1.45rem)/1.4 var(--sc-font-display); color: var(--sc-ink); }
.pj-quote__text p::before { content: "\201C"; }
.pj-quote__text p::after { content: "\201D"; }
.pj-quote__who { margin-top: var(--sc-5); display: grid; gap: 2px; font-size: 15px; color: var(--sc-ink-soft); }
.pj-quote__who strong { color: var(--sc-ink); }

.pj__foot { grid-column: 1 / -1; display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 8px 32px; padding-top: var(--sc-4); border-top: 1px solid var(--line); }
.pj__pdf { white-space: normal; flex-wrap: wrap; justify-content: flex-start; text-align: left; }
.pj__pdfsize { font-weight: 400; color: var(--sc-ink-soft); text-decoration: none !important; }
.pj__note { font-size: 13px; color: var(--sc-ink-soft); }

@media (max-width: 860px) {
  .pj__body { grid-template-columns: minmax(0, 1fr); }
  .pj__specs { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .pj__spec:nth-child(3) { padding-left: 0; border-left: 0; }
  .pj__spec:nth-child(n + 3) { border-top: 1px solid var(--line); }
}
@media (max-width: 700px) {
  .pj__photo { aspect-ratio: 16 / 9; }
  .pj__proof.proof--3 { grid-template-columns: 1fr 1fr; }
}