/* ==========================================================================
   i2 先進整合股份有限公司 — 住宅系統設計與整合，台北
   Design language: "Drawing Set" — white ground, hairline rules, monospace
   reference codes, a visible 12-column discipline, indigo as the only accent.
   ========================================================================== */

:root {
  --paper: #FFFFFF;
  --paper-2: #F9F7F1;
  --paper-3: #EFEBE0;
  --ink: #14110B;
  --ink-2: #4A4436;
  --ink-3: #857E6C;
  --rule: #E6E1D6;
  --rule-2: #F1EDE4;
  --indigo: #A5770F;
  --indigo-dk: #7A5709;
  --indigo-soft: #FBF3E2;
  --amberish: #C2410C;

  --grid: 1280px;
  --gap: 24px;

  --f-sans: "IBM Plex Sans TC", "IBM Plex Sans", "Noto Sans TC", "Microsoft JhengHei", system-ui, sans-serif;
  --f-mono: "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, monospace;

  --header-h: 74px;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0; background: var(--paper); color: var(--ink);
  font-family: var(--f-sans); font-size: 16px; line-height: 1.72;
  -webkit-font-smoothing: antialiased; overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }

h1, h2, h3, h4 { margin: 0; font-weight: 600; line-height: 1.2; letter-spacing: -.022em; }
h1 { font-size: clamp(2.1rem, 4.8vw, 3.4rem); letter-spacing: -.032em; }
h2 { font-size: clamp(1.5rem, 2.9vw, 2.15rem); letter-spacing: -.026em; }
h3 { font-size: 1.1rem; }
p { margin: 0 0 1.05em; }
p:last-child { margin-bottom: 0; }

.grid-wrap { width: min(100% - 44px, var(--grid)); margin-inline: auto; }

.skip-link { position: absolute; left: -9999px; top: 0; z-index: 999; background: var(--indigo); color: #fff; padding: 12px 20px; font-weight: 600; }
.skip-link:focus { left: 0; }
:focus-visible { outline: 2px solid var(--indigo); outline-offset: 2px; }

/* ---------- reference code: the signature type detail -------------------- */
.ref {
  font-family: var(--f-mono); font-size: .72rem; font-weight: 500;
  letter-spacing: .14em; text-transform: uppercase; color: var(--indigo);
  display: inline-flex; align-items: center; gap: 10px;
}
.ref::before { content: ""; width: 26px; height: 1px; background: currentColor; }
.ref--bare::before { display: none; }
.ref--mute { color: var(--ink-3); }
.ref--paper { color: #EBC46A; }

/* small mono caption used under figures and in tables */
.mono { font-family: var(--f-mono); font-size: .76rem; letter-spacing: .04em; color: var(--ink-3); }

/* ---------- buttons ------------------------------------------------------ */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: 14px 26px; font-weight: 500; font-size: .93rem; text-decoration: none;
  border: 1px solid transparent; cursor: pointer; border-radius: 2px;
  font-family: var(--f-sans); white-space: nowrap;
  transition: background .16s ease, color .16s ease, border-color .16s ease;
}
.btn svg { width: 17px; height: 17px; flex: none; }
.btn-indigo { background: var(--indigo); color: #fff; }
.btn-indigo:hover { background: var(--indigo-dk); }
.btn-ink { background: var(--ink); color: #fff; }
.btn-ink:hover { background: #2A2519; }
.btn-line { border-color: var(--rule); color: var(--ink); }
.btn-line:hover { border-color: var(--ink); }
.btn-line-paper { border-color: rgba(255,255,255,.34); color: #fff; }
.btn-line-paper:hover { background: #fff; color: var(--ink); }
.btn-sm { padding: 10px 18px; font-size: .85rem; }

/* ---------- header ------------------------------------------------------- */
.site-header { position: sticky; top: 0; z-index: 60; background: var(--paper); }

.util { border-bottom: 1px solid var(--rule-2); font-size: .78rem; color: var(--ink-3); font-family: var(--f-mono); }
.util-in { display: flex; align-items: center; gap: 24px; min-height: 36px; flex-wrap: wrap; }
.util a { text-decoration: none; }
.util a:hover { color: var(--indigo); }
.util-cell { display: inline-flex; align-items: center; gap: 7px; }
.util-cell svg { width: 13px; height: 13px; color: var(--indigo); }
.util-right { margin-left: auto; display: inline-flex; gap: 22px; align-items: center; }
@media (max-width: 900px) { .util-hide { display: none; } }

.bar { border-bottom: 1px solid var(--rule); }
.bar-in { display: flex; align-items: center; gap: 26px; min-height: var(--header-h); }
.brand { flex: none; text-decoration: none; }
.brand img { height: 40px; width: auto; }

/* HEADER SHAPE — drawing sheet: ruled nav cells plus a boxed title block */
.nav { margin-left: auto; }
.nav > ul { display: flex; align-items: center; gap: 0; list-style: none; margin: 0; padding: 0; }
.nav > ul > li { border-left: 1px solid var(--rule-2); }
.nav > ul > li:last-child { border-right: 1px solid var(--rule-2); }
.nav a { text-decoration: none; font-size: .92rem; font-weight: 500; color: var(--ink-2); padding: 9px 16px; display: block; position: relative; }

.titleblock {
  display: grid; grid-template-columns: auto auto; gap: 2px 10px;
  border: 1px solid var(--rule); padding: 8px 14px; margin-left: 22px; flex: none;
  font-family: var(--f-mono); font-size: .72rem; line-height: 1.5;
}
.titleblock .tb-k { color: var(--indigo); letter-spacing: .1em; }
.titleblock .tb-v { color: var(--ink-2); white-space: nowrap; }
.titleblock a { text-decoration: none; }
.titleblock a:hover { color: var(--indigo); }
@media (max-width: 1300px) { .titleblock { display: none; } }
.nav > ul > li > a::after {
  content: ""; position: absolute; left: 16px; right: 16px; bottom: 0; height: 2px;
  background: var(--indigo); transform: scaleX(0); transform-origin: left; transition: transform .2s ease;
}
.nav > ul > li > a:hover::after, .nav > ul > li > a[aria-current="page"]::after { transform: scaleX(1); }
.nav a:hover, .nav a[aria-current="page"] { color: var(--ink); }

.has-sub { position: relative; display: flex; align-items: center; }
.sub-btn { background: none; border: 0; color: var(--ink-3); padding: 4px; cursor: pointer; line-height: 0; margin-left: -12px; }
.sub-btn svg { width: 14px; height: 14px; transition: transform .2s ease; }
.has-sub.is-open .sub-btn svg { transform: rotate(180deg); }
.sub {
  position: absolute; top: 100%; right: 0; min-width: 296px; background: var(--paper);
  border: 1px solid var(--rule); padding: 6px; list-style: none; margin: 0;
  box-shadow: 0 20px 44px -24px rgba(20,17,11,.34);
  opacity: 0; visibility: hidden; transform: translateY(-6px);
  transition: opacity .16s ease, transform .16s ease, visibility .16s;
}
.has-sub:hover .sub, .has-sub.is-open .sub { opacity: 1; visibility: visible; transform: none; }
.sub a { font-size: .88rem; padding: 11px 14px; }
.sub a::after { display: none; }
.sub a:hover { background: var(--indigo-soft); color: var(--indigo); }
.sub-all { color: var(--indigo) !important; border-top: 1px solid var(--rule-2); margin-top: 4px; }

.bar-cta { display: flex; align-items: center; gap: 12px; flex: none; }
.burger { display: none; width: 40px; height: 40px; border: 1px solid var(--rule); background: none; cursor: pointer; padding: 0; flex-direction: column; align-items: center; justify-content: center; gap: 5px; border-radius: 2px; }
.burger span { width: 17px; height: 1.6px; background: var(--ink); transition: transform .22s ease, opacity .22s ease; }
.site-header.nav-open .burger span:nth-child(1) { transform: translateY(6.6px) rotate(45deg); }
.site-header.nav-open .burger span:nth-child(2) { opacity: 0; }
.site-header.nav-open .burger span:nth-child(3) { transform: translateY(-6.6px) rotate(-45deg); }

@media (max-width: 1060px) {
  .burger { display: flex; }
  .bar-cta .btn { display: none; }
  .nav { position: absolute; top: 100%; left: 0; right: 0; background: var(--paper); border-bottom: 1px solid var(--rule); padding: 8px 22px 20px; display: none; max-height: calc(100vh - var(--header-h)); overflow-y: auto; }
  .site-header.nav-open .nav { display: block; }
  .nav > ul { flex-direction: column; align-items: stretch; }
  .nav > ul > li { border-left: 0; }
  .nav > ul > li:last-child { border-right: 0; }
  .nav a { padding: 13px 0; font-size: 1rem; border-bottom: 1px solid var(--rule-2); }
  .nav > ul > li > a::after { display: none; }
  .has-sub { flex-wrap: wrap; }
  .has-sub > a { flex: 1; }
  .sub { position: static; opacity: 1; visibility: visible; transform: none; display: none; width: 100%; box-shadow: none; border: 0; border-left: 1px solid var(--rule); margin: 0 0 8px 4px; }
  .has-sub.is-open .sub { display: block; }
}

/* ---------- sections ----------------------------------------------------- */
.sec { padding: clamp(60px, 7vw, 104px) 0; }
.sec--tight { padding: clamp(42px, 5vw, 66px) 0; }
.sec--tint { background: var(--paper-2); }
.sec--ink { background: var(--ink); color: #D6CFBD; }
.sec--ink h2, .sec--ink h3 { color: #fff; }
.sec--rule { border-top: 1px solid var(--rule); }

.sec-head { max-width: 660px; margin-bottom: clamp(34px, 4vw, 54px); }
.sec-head h2 { margin: 16px 0 0; }
.sec-head p { margin-top: 14px; color: var(--ink-2); font-size: 1.02rem; }
.sec--ink .sec-head p { color: #ADA48D; }
.sec-head--row { max-width: none; display: grid; grid-template-columns: 1fr auto; gap: 30px; align-items: end; }
.sec-head--row > div { max-width: 660px; }
@media (max-width: 820px) { .sec-head--row { grid-template-columns: 1fr; align-items: start; } }

/* ---------- HERO: drawing-sheet layout ----------------------------------- */
.hero { border-bottom: 1px solid var(--rule); position: relative; }
.hero-in { display: grid; grid-template-columns: 1fr 1fr; }
@media (max-width: 940px) { .hero-in { grid-template-columns: 1fr; } }

.hero-copy { padding: clamp(48px, 6vw, 92px) clamp(28px, 4vw, 64px) clamp(48px, 6vw, 92px) 0; border-right: 1px solid var(--rule); }
@media (max-width: 940px) { .hero-copy { border-right: 0; padding-right: 0; padding-bottom: 40px; } }
.hero h1 { margin: 20px 0 0; }
.hero-lede { margin-top: 20px; font-size: 1.06rem; color: var(--ink-2); max-width: 42ch; }
.hero-act { margin-top: 32px; display: flex; gap: 12px; flex-wrap: wrap; }

/* the spec table under the hero copy */
.hero-spec { margin-top: 40px; border-top: 1px solid var(--rule); }
.hero-spec div { display: flex; justify-content: space-between; gap: 18px; padding: 12px 0; border-bottom: 1px solid var(--rule-2); font-size: .87rem; }
.hero-spec .hs-k { font-family: var(--f-mono); font-size: .74rem; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-3); }
.hero-spec .hs-v { font-weight: 500; text-align: right; }

.hero-media { position: relative; }
.hero-media img { width: 100%; height: 100%; min-height: 380px; object-fit: cover; }
.hero-cap {
  position: absolute; left: 0; bottom: 0; background: var(--paper);
  border-top: 1px solid var(--rule); border-right: 1px solid var(--rule);
  padding: 14px 22px; font-family: var(--f-mono); font-size: .74rem; letter-spacing: .06em; color: var(--ink-3);
}
@media (max-width: 940px) { .hero-media img { min-height: 300px; } }

/* ---------- capability index (numbered rows) ----------------------------- */
.index { border-top: 1px solid var(--ink); }
.index-row {
  display: grid; grid-template-columns: 80px minmax(0, 1.05fr) minmax(0, 1.5fr) 130px 44px;
  gap: 26px; align-items: center; padding: 26px 0; border-bottom: 1px solid var(--rule);
  text-decoration: none; transition: background .16s ease, padding .16s ease;
}
.index-row:hover { background: var(--paper-2); padding-inline: 18px; }
.index-no { font-family: var(--f-mono); font-size: .82rem; color: var(--indigo); letter-spacing: .08em; }
.index-row h3 { font-size: 1.14rem; }
.index-row p { font-size: .92rem; color: var(--ink-2); margin: 0; }
.index-tag { font-family: var(--f-mono); font-size: .72rem; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-3); }
.index-go { color: var(--indigo); justify-self: end; }
.index-go svg { width: 19px; height: 19px; transition: transform .2s ease; }
.index-row:hover .index-go svg { transform: translateX(5px); }
@media (max-width: 1020px) {
  .index-row { grid-template-columns: 58px 1fr 34px; gap: 18px; }
  .index-row p { grid-column: 2 / -1; }
  .index-tag { grid-column: 2 / -1; }
}

/* ---------- card grid (systems) ------------------------------------------ */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--rule); border: 1px solid var(--rule); }
.card {
  background: var(--paper); padding: 32px 30px 34px; text-decoration: none;
  display: flex; flex-direction: column; min-height: 260px; transition: background .18s ease;
}
.card:hover { background: var(--paper-2); }
.card-no { font-family: var(--f-mono); font-size: .74rem; letter-spacing: .12em; color: var(--indigo); margin-bottom: 22px; }
.card-ico { width: 40px; height: 40px; color: var(--ink); margin-bottom: 20px; }
.card-ico svg { width: 100%; height: 100%; }
.card h3 { margin-bottom: 10px; }
.card p { font-size: .92rem; color: var(--ink-2); margin: 0; }
.card-go { margin-top: auto; padding-top: 22px; color: var(--indigo); font-size: .85rem; display: inline-flex; align-items: center; gap: 8px; }
.card-go svg { width: 15px; height: 15px; transition: transform .2s ease; }
.card:hover .card-go svg { transform: translateX(4px); }
@media (max-width: 960px) { .cards { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 620px) { .cards { grid-template-columns: 1fr; } }

/* ---------- process: horizontal ruled stages ----------------------------- */
.stages { display: grid; grid-template-columns: repeat(5, 1fr); gap: 1px; background: var(--rule); border: 1px solid var(--rule); }
.stage { background: var(--paper); padding: 28px 24px 32px; }
.sec--tint .stage { background: var(--paper-2); }
.stage-no { font-family: var(--f-mono); font-size: .74rem; letter-spacing: .12em; color: var(--indigo); }
.stage h3 { font-size: 1.02rem; margin: 16px 0 10px; }
.stage p { font-size: .88rem; color: var(--ink-2); margin: 0; }
@media (max-width: 1020px) { .stages { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .stages { grid-template-columns: 1fr; } }

/* ---------- split -------------------------------------------------------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(30px, 4.5vw, 64px); align-items: center; }
.split--flip .split-media { order: 2; }
.split-media img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.split-media figcaption { margin-top: 12px; }
@media (max-width: 880px) { .split { grid-template-columns: 1fr; } .split--flip .split-media { order: 0; } }

.ticks { list-style: none; padding: 0; margin: 28px 0 0; display: grid; gap: 0; border-top: 1px solid var(--rule); }
.ticks li { display: flex; gap: 16px; align-items: flex-start; color: var(--ink-2); font-size: .95rem; padding: 16px 0; border-bottom: 1px solid var(--rule-2); }
.ticks svg { width: 18px; height: 18px; flex: none; color: var(--indigo); margin-top: 4px; }
.ticks b { color: var(--ink); font-weight: 600; }
.sec--ink .ticks { border-color: rgba(255,255,255,.2); }
.sec--ink .ticks li { color: #BDB49E; border-color: rgba(255,255,255,.1); }
.sec--ink .ticks b { color: #fff; }
.sec--ink .ticks svg { color: #EBC46A; }

/* ---------- metrics ------------------------------------------------------ */
.metrics { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--rule); border: 1px solid var(--rule); }
.metric { background: var(--paper); padding: 30px 26px; }
.sec--ink .metrics { background: rgba(255,255,255,.14); border-color: rgba(255,255,255,.14); }
.sec--ink .metric { background: var(--ink); }
.metric .n { font-size: clamp(1.9rem, 3.4vw, 2.6rem); font-weight: 600; letter-spacing: -.03em; line-height: 1; }
.sec--ink .metric .n { color: #fff; }
.metric .t { margin-top: 12px; font-family: var(--f-mono); font-size: .74rem; letter-spacing: .08em; text-transform: uppercase; color: var(--ink-3); }
.sec--ink .metric .t { color: #9C947E; }
@media (max-width: 860px) { .metrics { grid-template-columns: repeat(2, 1fr); } }

/* ---------- spec table --------------------------------------------------- */
.spec-table { width: 100%; border-collapse: collapse; font-size: .91rem; }
.spec-table th, .spec-table td { text-align: left; padding: 15px 18px; border-bottom: 1px solid var(--rule); vertical-align: top; }
.spec-table thead th {
  font-family: var(--f-mono); font-size: .72rem; letter-spacing: .12em; text-transform: uppercase;
  color: var(--ink-3); font-weight: 500; border-bottom: 1px solid var(--ink);
}
.spec-table td:first-child { font-weight: 500; width: 30%; }
.spec-table tbody tr:hover { background: var(--paper-2); }
.table-scroll { overflow-x: auto; border: 1px solid var(--rule); }
.table-scroll .spec-table { min-width: 620px; }

/* ---------- brief cards -------------------------------------------------- */
.briefs { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--gap); }
.brief { text-decoration: none; display: flex; flex-direction: column; }
.brief-img { overflow: hidden; aspect-ratio: 16 / 10; margin-bottom: 20px; border: 1px solid var(--rule); }
.brief-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.brief:hover .brief-img img { transform: scale(1.04); }
.brief-meta { font-family: var(--f-mono); font-size: .72rem; letter-spacing: .1em; text-transform: uppercase; color: var(--indigo); }
.brief h3 { margin: 12px 0 8px; font-size: 1.1rem; }
.brief:hover h3 { color: var(--indigo); }
.brief p { font-size: .91rem; color: var(--ink-2); margin: 0; }
@media (max-width: 900px) { .briefs { grid-template-columns: 1fr; } }

/* ---------- FAQ ---------------------------------------------------------- */
.faq { max-width: 880px; border-top: 1px solid var(--ink); }
.faq details { border-bottom: 1px solid var(--rule); }
.faq summary { cursor: pointer; padding: 22px 52px 22px 0; font-weight: 500; font-size: 1rem; position: relative; list-style: none; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+"; position: absolute; right: 6px; top: 50%; transform: translateY(-50%);
  font-family: var(--f-mono); font-size: 1.2rem; color: var(--indigo); line-height: 1;
}
.faq details[open] summary::after { content: "\2212"; }
.faq .ans { padding: 0 0 24px; color: var(--ink-2); font-size: .95rem; max-width: 72ch; }

/* ---------- CTA ---------------------------------------------------------- */
.cta { background: var(--ink); color: #fff; padding: clamp(40px, 5vw, 70px); position: relative; overflow: hidden; }
.cta::before {
  content: ""; position: absolute; inset: 0;
  background-image: linear-gradient(var(--x, rgba(255,255,255,.05)) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size: 64px 64px;
}
.cta-in { position: relative; display: grid; grid-template-columns: 1fr auto; gap: 34px; align-items: center; }
.cta h2 { color: #fff; }
.cta p { color: #ADA48D; margin: 14px 0 0; max-width: 50ch; }
.cta-act { display: flex; gap: 12px; flex-wrap: wrap; }
@media (max-width: 860px) { .cta-in { grid-template-columns: 1fr; } }

/* ---------- page header -------------------------------------------------- */
.ph { padding: clamp(40px, 5vw, 72px) 0 clamp(30px, 3.6vw, 46px); border-bottom: 1px solid var(--rule); }
.ph--ink { background: var(--ink); color: #fff; border-bottom: 0; }
.ph--ink .crumbs, .ph--ink .crumbs a { color: #97907C; }
.ph--ink .ph-lede { color: #BDB49E; }
.crumbs { font-family: var(--f-mono); font-size: .74rem; letter-spacing: .06em; color: var(--ink-3); margin-bottom: 20px; }
.crumbs a { text-decoration: none; }
.crumbs a:hover { color: var(--indigo); }
.crumbs span { margin: 0 8px; opacity: .5; }
.ph h1 { max-width: 20ch; margin-top: 16px; }
.ph-lede { margin-top: 18px; color: var(--ink-2); font-size: 1.04rem; max-width: 62ch; }

/* ---------- doc ---------------------------------------------------------- */
.doc { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: clamp(32px, 4vw, 64px); align-items: start; }
@media (max-width: 1000px) { .doc { grid-template-columns: 1fr; } }

.rail-card { border: 1px solid var(--rule); padding: 24px; margin-bottom: 18px; }
.rail-card h3 { font-size: 1rem; margin-bottom: 16px; }
.rail-card p { font-size: .89rem; color: var(--ink-2); }
.rail-links { list-style: none; margin: 0; padding: 0; }
.rail-links li + li { border-top: 1px solid var(--rule-2); }
.rail-links a { display: flex; align-items: center; justify-content: space-between; gap: 10px; text-decoration: none; padding: 12px 0; font-size: .9rem; color: var(--ink-2); }
.rail-links a:hover, .rail-links a.is-on { color: var(--indigo); }
.rail-links svg { width: 14px; height: 14px; }
.rail-sticky { position: sticky; top: calc(var(--header-h) + 20px); }

.factlist { list-style: none; margin: 0; padding: 0; }
.factlist li { display: flex; justify-content: space-between; gap: 16px; padding: 12px 0; border-bottom: 1px solid var(--rule-2); font-size: .89rem; }
.factlist li:last-child { border-bottom: 0; }
.factlist .fk { font-family: var(--f-mono); font-size: .73rem; letter-spacing: .08em; text-transform: uppercase; color: var(--ink-3); }
.factlist .fv { font-weight: 500; text-align: right; }

/* ---------- prose -------------------------------------------------------- */
.prose { max-width: 70ch; }
.prose > * + * { margin-top: 1.1em; }
.prose h2 { margin-top: 2.2em; font-size: clamp(1.35rem, 2.3vw, 1.7rem); padding-top: 1.1em; border-top: 1px solid var(--rule); }
.prose h3 { margin-top: 1.7em; font-size: 1.08rem; }
.prose p { color: var(--ink-2); }
.prose ul, .prose ol { padding-left: 1.25em; color: var(--ink-2); display: grid; gap: 9px; }
.prose li::marker { color: var(--indigo); }
.prose strong { color: var(--ink); font-weight: 600; }
.prose a { color: var(--indigo); text-underline-offset: 3px; }
.prose figure { margin: 2.2em 0; }
.prose figure img { width: 100%; border: 1px solid var(--rule); }
.prose figcaption { margin-top: 12px; font-family: var(--f-mono); font-size: .74rem; letter-spacing: .05em; color: var(--ink-3); }
.prose blockquote {
  margin: 2.2em 0; padding: 0 0 0 26px; border-left: 2px solid var(--indigo);
  font-size: 1.12rem; line-height: 1.6; color: var(--ink);
}
.callout { border: 1px solid var(--indigo); padding: 22px 26px; margin: 2.2em 0; background: var(--indigo-soft); }
.callout h3 { font-family: var(--f-mono); font-size: .76rem; letter-spacing: .12em; text-transform: uppercase; color: var(--indigo-dk); margin-bottom: 10px; }
.callout p { margin: 0; font-size: .93rem; color: var(--ink-2); }

/* ---------- forms -------------------------------------------------------- */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field { display: flex; flex-direction: column; gap: 8px; }
.field--full { grid-column: 1 / -1; }
.field label { font-family: var(--f-mono); font-size: .73rem; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-3); }
.field input, .field select, .field textarea {
  background: var(--paper); border: 1px solid var(--rule); padding: 13px 15px; border-radius: 2px;
  font: inherit; font-size: .94rem; color: var(--ink); width: 100%;
}
.field textarea { min-height: 150px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--indigo); box-shadow: 0 0 0 3px var(--indigo-soft); }
.form-note { font-size: .82rem; color: var(--ink-3); margin-top: 16px; }
.form-status { margin-top: 16px; font-size: .92rem; color: var(--indigo); }
@media (max-width: 620px) { .form-grid { grid-template-columns: 1fr; } }

/* ---------- footer ------------------------------------------------------- */
.site-footer { background: var(--ink); color: #ADA48D; padding: clamp(52px, 6vw, 82px) 0 0; }
.foot-top { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.2fr; gap: 40px; padding-bottom: 48px; }
.foot-brand img { height: 44px; width: auto; margin-bottom: 20px; }
.foot-brand p { font-size: .9rem; max-width: 36ch; }
.foot-col h4 { font-family: var(--f-mono); font-size: .73rem; letter-spacing: .14em; text-transform: uppercase; color: #fff; font-weight: 500; margin-bottom: 18px; }
.foot-col ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 11px; }
.foot-col a { text-decoration: none; font-size: .9rem; }
.foot-col a:hover { color: #E0B458; }
.foot-contact { display: grid; gap: 14px; }
.foot-contact div { display: flex; gap: 12px; align-items: flex-start; font-size: .9rem; }
.foot-contact svg { width: 15px; height: 15px; color: #E0B458; flex: none; margin-top: 4px; }
.foot-contact a { text-decoration: none; }
.foot-contact a:hover { color: #fff; }
.foot-bot { border-top: 1px solid rgba(255,255,255,.13); padding: 22px 0 30px; display: flex; flex-wrap: wrap; gap: 12px 26px; align-items: center; font-family: var(--f-mono); font-size: .76rem; color: #8B846F; }
.foot-bot nav { margin-left: auto; display: flex; gap: 22px; }
.foot-bot a { text-decoration: none; }
.foot-bot a:hover { color: #fff; }
@media (max-width: 900px) { .foot-top { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .foot-top { grid-template-columns: 1fr; gap: 32px; } .foot-bot nav { margin-left: 0; } }

/* ---------- cookie ------------------------------------------------------- */
.cookie {
  position: fixed; left: 16px; right: 16px; bottom: 16px; z-index: 90; max-width: 780px; margin-inline: auto;
  background: var(--paper); border: 1px solid var(--ink); padding: 18px 22px;
  display: flex; gap: 18px; align-items: center; flex-wrap: wrap;
  box-shadow: 0 26px 56px -26px rgba(20,17,11,.5);
}
.cookie p { margin: 0; font-size: .87rem; color: var(--ink-2); flex: 1; min-width: 240px; }
.cookie-act { display: flex; gap: 10px; }


/* last card of a 5-item index grid spans the spare column so no cell is left empty */
.brief--fill { grid-column: span 2; }
.brief--fill .brief-img { aspect-ratio: 21 / 9; }
@media (max-width: 900px) { .brief--fill { grid-column: auto; } .brief--fill .brief-img { aspect-ratio: 16 / 10; } }

/* ---------- reveal ------------------------------------------------------- */
.reveal { opacity: 0; transform: translateY(14px); transition: opacity .55s ease, transform .55s ease; }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; transition: none; } }

.sprite { position: absolute; width: 0; height: 0; overflow: hidden; }
.muted { color: var(--ink-2); }
.mt0 { margin-top: 0 !important; }