/* ==========================================================================
   Anteg GmbH – style.css
   Palette: plaster (page), ink (text), spruce green (accent + dark section),
            putty (small highlight on the dark section only)
   Type:    Newsreader (display, lead text) + Hanken Grotesk (text, UI)
   ========================================================================== */

/* ---------- 1. Design tokens ---------- */
:root {
  /* colour */
  --plaster: #ECEAE3;
  --plaster-deep: #E0DDD3;
  --chalk: #F7F6F1;
  --stone: #D8D3C6;
  --ink: #181A19;
  --ink-soft: #575C58;
  --spruce: #1F4A3A;
  --spruce-deep: #163629;
  --putty: #D2C28F;
  --on-spruce: #F1EFE8;
  --on-spruce-soft: #BCCBC1;
  --line: rgba(24, 26, 25, 0.16);
  --line-strong: rgba(24, 26, 25, 0.4);
  --error: #A52A2A;

  /* type */
  --font-display: "Newsreader", Georgia, "Times New Roman", serif;
  --font-body: "Hanken Grotesk", system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

  /* layout */
  --container: 1240px;
  --gutter: clamp(1.25rem, 4vw, 3rem);
  --gap: clamp(1rem, 2.4vw, 2rem);
  --gap-lg: clamp(1.5rem, 4vw, 3.5rem);
  --header-h: 76px;
  --header-h-compact: 62px;
  --radius: 2px;

  /* motion */
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
}

/* ---------- 2. Base ---------- */
*,
*::before,
*::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.6;
  color: var(--ink);
  background: var(--plaster);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4, p, figure, blockquote, dl, dd, ol, ul, address { margin: 0; }
ul, ol { padding: 0; list-style: none; }
address { font-style: normal; }
a { color: inherit; text-decoration: none; }
img, svg { display: block; max-width: 100%; }
button, input, textarea { font: inherit; color: inherit; }

:focus-visible {
  outline: 2px solid var(--spruce);
  outline-offset: 3px;
}

section[id] { scroll-margin-top: var(--header-h-compact); }

.container {
  width: min(100% - 2 * var(--gutter), var(--container));
  margin-inline: auto;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.sprite {
  position: absolute;
  width: 0;
  height: 0;
  overflow: hidden;
}

.skip-link {
  position: absolute;
  left: var(--gutter);
  top: -4rem;
  z-index: 100;
  padding: 0.7rem 1rem;
  background: var(--ink);
  color: var(--chalk);
  transition: top 0.2s;
}
.skip-link:focus { top: 0.75rem; }

.icon {
  width: 2rem;
  height: 2rem;
  flex: none;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* ---------- 3. Shared components ---------- */
.section {
  padding-block: clamp(5rem, 10vw, 9rem);
}

.section-title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(2.1rem, 4.6vw, 4rem);
  line-height: 1.06;
  letter-spacing: -0.02em;
  text-wrap: balance;
}

.lead {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 1.9vw, 1.5rem);
  line-height: 1.45;
}

/* Buttons: colour fills in from the left on hover */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.95rem 1.6rem;
  font-size: 0.95rem;
  font-weight: 500;
  line-height: 1.2;
  border: 1px solid var(--spruce);
  border-radius: var(--radius);
  cursor: pointer;
  background-repeat: no-repeat;
  background-position: left center;
  background-size: 0% 100%;
  transition: background-size 0.4s var(--ease), color 0.4s var(--ease), border-color 0.4s var(--ease);
}

.btn--primary {
  background-color: var(--spruce);
  background-image: linear-gradient(var(--ink), var(--ink));
  color: var(--chalk);
}
.btn--primary:hover { background-size: 100% 100%; border-color: var(--ink); }

.btn--ghost {
  padding: 0.6rem 1.1rem;
  font-size: 0.9rem;
  background-color: transparent;
  background-image: linear-gradient(var(--ink), var(--ink));
  border-color: var(--ink);
  color: var(--ink);
}
.btn--ghost:hover { background-size: 100% 100%; color: var(--chalk); }

/* Text link with an underline that thickens on hover */
.text-link {
  font-weight: 500;
  padding-bottom: 0.2rem;
  background: linear-gradient(currentColor, currentColor) left bottom / 100% 1px no-repeat;
  transition: background-size 0.3s var(--ease), color 0.3s;
}
.text-link:hover { background-size: 100% 3px; color: var(--spruce); }

/* Figure captions */
figcaption {
  font-size: 0.85rem;
  line-height: 1.45;
  color: var(--ink-soft);
}
.art__fig {
  display: block;
  margin-bottom: 0.15rem;
  font-weight: 600;
  color: var(--spruce);
}

/* ---------- 4. Scroll reveal (kept short and quiet) ---------- */
.js .reveal { opacity: 0; }
.js .reveal.is-visible {
  animation: rise 0.7s var(--ease) var(--d, 0s) both;
}
@keyframes rise {
  from { opacity: 0; transform: translateY(14px); }
  to   { opacity: 1; transform: none; }
}
[data-delay="1"] { --d: 0.08s; }
[data-delay="2"] { --d: 0.16s; }
[data-delay="3"] { --d: 0.24s; }
[data-delay="4"] { --d: 0.32s; }

/* ---------- 5. Header ---------- */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 50;
  height: var(--header-h);
  display: flex;
  align-items: center;
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: height 0.3s var(--ease), background-color 0.3s, border-color 0.3s;
}
.site-header.is-scrolled,
.site-header.nav-open {
  background: var(--plaster);
  border-bottom-color: var(--line);
}
.site-header.is-scrolled { height: var(--header-h-compact); }

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  line-height: 1;
}
.logo__mark {
  position: relative;
  width: 0.72rem;
  height: 0.72rem;
  margin-right: 0.2rem;
  background: var(--spruce);
}
.logo__mark::after {
  content: "";
  position: absolute;
  left: 0.28rem;
  top: 0.28rem;
  width: 100%;
  height: 100%;
  border: 1px solid var(--ink);
}
.logo__name {
  font-family: var(--font-display);
  font-size: 1.65rem;
  font-weight: 500;
  letter-spacing: -0.03em;
}
.logo__suffix {
  align-self: flex-end;
  padding-bottom: 0.2rem;
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--ink-soft);
}

.nav {
  display: flex;
  align-items: center;
  gap: 2.25rem;
}
.nav__list { display: flex; gap: 1.9rem; }
.nav__list a {
  position: relative;
  display: inline-block;
  padding-block: 0.4rem;
  font-size: 0.92rem;
  font-weight: 500;
}
.nav__list a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 2px;
  background: var(--spruce);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s var(--ease);
}
.nav__list a:hover::after,
.nav__list a[aria-current="true"]::after { transform: scaleX(1); }

.nav-toggle {
  display: none;
  position: relative;
  width: 44px;
  height: 44px;
  padding: 0;
  background: transparent;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  cursor: pointer;
}
.nav-toggle__bar {
  position: absolute;
  left: 12px;
  right: 12px;
  height: 2px;
  background: var(--ink);
  transition: transform 0.3s var(--ease), top 0.3s var(--ease);
}
.nav-toggle__bar:nth-child(1) { top: 16px; }
.nav-toggle__bar:nth-child(2) { top: 24px; }
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(1) { top: 20px; transform: rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(2) { top: 20px; transform: rotate(-45deg); }

/* ---------- 6. Hero ---------- */
.hero {
  padding-top: calc(var(--header-h) + clamp(2rem, 6vw, 5rem));
}

.hero__grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  column-gap: var(--gap);
  align-items: center;
}
.hero__content { grid-column: 1 / span 7; }
.hero__visual {
  grid-column: 8 / -1;
  position: relative;
  height: clamp(440px, 48vw, 660px);
}

.hero__tag {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.4rem 0.8rem 0.4rem 0.65rem;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--ink-soft);
  border: 1px solid var(--line-strong);
}
.hero__tag-mark {
  width: 0.5rem;
  height: 0.5rem;
  background: var(--spruce);
}

.hero__title {
  margin-top: 1.75rem;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(2.5rem, 6vw, 5.4rem);
  line-height: 0.98;
  letter-spacing: -0.035em;
}
.hero__title span { display: block; }
.hero__title .indent { padding-left: clamp(1rem, 5.5vw, 5rem); }

.hero__lead {
  max-width: 34rem;
  margin-top: 2rem;
  font-size: 1.125rem;
  color: var(--ink-soft);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.25rem 2rem;
  margin-top: 2.25rem;
}

.hero__meta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(9.5rem, 1fr));
  gap: 1rem 1.5rem;
  margin-top: clamp(2.5rem, 5vw, 3.5rem);
  padding-top: 1.25rem;
  border-top: 1px solid var(--line);
}
.hero__meta dt {
  font-size: 0.85rem;
  color: var(--ink-soft);
}
.hero__meta dd {
  font-size: 0.97rem;
  font-weight: 500;
  overflow-wrap: anywhere;
}
.hero__meta a:hover { color: var(--spruce); text-decoration: underline; }

/* Layered image blocks */
.art { position: absolute; margin: 0; overflow: hidden; }
.art svg,
.art img { width: 100%; height: 100%; object-fit: cover; }

.art--main {
  top: 0;
  right: 0;
  width: 78%;
  height: 84%;
  background: var(--stone);
}
.art--accent {
  left: 0;
  bottom: 7%;
  width: 46%;
  height: 36%;
  background: var(--spruce);
}
.art--caption {
  right: 0;
  bottom: 0;
  width: 58%;
  padding: 0.95rem 1.1rem;
  background: var(--chalk);
  border: 1px solid var(--ink);
}

/* Trades strip */
.trades {
  margin-top: clamp(3.5rem, 7vw, 6rem);
  border-block: 1px solid var(--line-strong);
}
.trades__list { display: flex; flex-wrap: wrap; }
.trades__list li {
  padding: 1.05rem 1.5rem;
  font-family: var(--font-display);
  font-size: clamp(1.05rem, 1.7vw, 1.35rem);
  font-style: italic;
  color: var(--ink-soft);
  border-left: 1px solid var(--line);
}
.trades__list li:first-child { padding-left: 0; border-left: 0; }

/* ---------- 7. About ---------- */
.about__grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  column-gap: var(--gap);
  row-gap: clamp(2.5rem, 5vw, 4.5rem);
}
.about__head { grid-column: 1 / span 9; }

.about__figure {
  grid-column: 1 / span 6;
  position: relative;
  isolation: isolate;
}
.about__figure::before {
  content: "";
  position: absolute;
  inset: 1.25rem -1.25rem -1.25rem 1.25rem;
  border: 1px solid var(--ink);
  z-index: -1;
}
.about__figure svg,
.about__figure img {
  width: 100%;
  aspect-ratio: 5 / 4;
  object-fit: cover;
}
.about__figure figcaption {
  margin-top: 0.85rem;
  padding-right: 1.5rem;
}

.about__body {
  grid-column: 8 / -1;
  display: grid;
  gap: 1.5rem;
  align-content: start;
  padding-top: 1.5rem;
}
.about__body > p:not(.lead) { color: var(--ink-soft); }

.about__statement {
  margin-top: 1rem;
  padding-left: 1.5rem;
  border-left: 3px solid var(--spruce);
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 2.3vw, 1.85rem);
  line-height: 1.3;
  letter-spacing: -0.01em;
}

.facts {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--gap);
  margin-top: clamp(1rem, 3vw, 2rem);
}
.fact {
  padding-top: 1.1rem;
  border-top: 1px solid var(--ink);
}
.fact dt {
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 5vw, 4.25rem);
  line-height: 1;
  letter-spacing: -0.03em;
}
.fact dd {
  max-width: 17rem;
  margin-top: 0.6rem;
  font-size: 0.95rem;
  color: var(--ink-soft);
}

/* ---------- 8. Services ---------- */
.services {
  border-top: 1px solid var(--line-strong);
}
.services__grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  column-gap: var(--gap);
  row-gap: 3.5rem;
}
.services__intro {
  grid-column: 1 / span 4;
  align-self: start;
  position: sticky;
  top: calc(var(--header-h-compact) + 2rem);
}
.services__lead {
  margin-top: 1.5rem;
  color: var(--ink-soft);
}

/* Material swatches: a small illustration of finished surfaces */
.swatches { margin-top: 2.5rem; }
.swatches__row {
  display: flex;
  height: clamp(8rem, 14vw, 11rem);
  align-items: flex-end;
  gap: 0.35rem;
}
.sw { display: block; }
.sw--1 { flex: 3; height: 100%; background: var(--stone); }
.sw--2 { flex: 1.4; height: 72%; background: var(--spruce); }
.sw--3 {
  flex: 2;
  height: 88%;
  background: repeating-linear-gradient(135deg, #8E8672 0 7px, #7C755F 7px 14px);
}
.sw--4 { flex: 1; height: 58%; background: var(--ink); }
.sw--5 { flex: 1.6; height: 78%; background: var(--chalk); border: 1px solid var(--line-strong); }
.swatches figcaption { margin-top: 0.85rem; }

.services__list { grid-column: 6 / -1; }

.service-rows { border-bottom: 1px solid var(--line-strong); }

.service {
  display: grid;
  grid-template-columns: 3.25rem 1fr auto;
  column-gap: 1.25rem;
  align-items: start;
  padding: 1.75rem 0.75rem;
  border-top: 1px solid var(--line-strong);
  transition: background-color 0.3s;
}
.service__num {
  padding-top: 0.5rem;
  font-size: 0.9rem;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  color: var(--ink-soft);
  transition: color 0.3s;
}
.service__title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.5rem, 2.4vw, 2rem);
  line-height: 1.15;
  letter-spacing: -0.015em;
  transition: color 0.3s;
}
.service__text {
  max-width: 34rem;
  margin-top: 0.55rem;
  font-size: 1rem;
  color: var(--ink-soft);
}
.service > .icon {
  margin-top: 0.25rem;
  transition: color 0.3s, transform 0.3s var(--ease);
}
.service:hover { background: rgba(31, 74, 58, 0.07); }
.service:hover .service__num,
.service:hover .service__title,
.service:hover > .icon { color: var(--spruce); }
.service:hover > .icon { transform: translateY(-3px); }

/* Drywall is the core service: it gets more room and a contained frame */
.service--lead {
  margin-block: 0.75rem;
  padding: clamp(1.75rem, 3.5vw, 2.75rem) clamp(1rem, 2.5vw, 1.75rem);
  background: var(--chalk);
  border: 1px solid var(--ink);
  border-left: 5px solid var(--spruce);
}
.service--lead:hover { background: var(--chalk); }
.service--lead .service__title { font-size: clamp(1.9rem, 3.4vw, 2.75rem); }
.service--lead .service__num { color: var(--spruce); }
.service--lead > .icon { width: 2.5rem; height: 2.5rem; }

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.25rem;
}
.tags li {
  padding: 0.28rem 0.7rem;
  font-size: 0.85rem;
  font-weight: 500;
  border: 1px solid var(--ink);
}

/* Supporting services */
.also { margin-top: clamp(3rem, 6vw, 4.5rem); }
.also__title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.6rem;
  letter-spacing: -0.01em;
  margin-bottom: 1.5rem;
}
.also__list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--gap);
}
.also__item {
  padding-top: 1.1rem;
  border-top: 1px solid var(--ink);
}
.also__item .icon { width: 1.6rem; height: 1.6rem; color: var(--spruce); }
.also__item h4 {
  margin-top: 0.9rem;
  font-size: 1rem;
  font-weight: 600;
}
.also__item p {
  margin-top: 0.35rem;
  font-size: 0.95rem;
  color: var(--ink-soft);
}

/* ---------- 9. Benefits (dark, contrasting section) ---------- */
.benefits {
  position: relative;
  overflow: hidden;
  background: var(--spruce);
  color: var(--on-spruce);
}
.benefits::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(241, 239, 232, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(241, 239, 232, 0.05) 1px, transparent 1px);
  background-size: 72px 72px;
  pointer-events: none;
}
.benefits .container { position: relative; }

.benefits__head {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  column-gap: var(--gap);
  row-gap: 1.5rem;
  align-items: end;
  margin-bottom: clamp(3rem, 7vw, 6rem);
}
.benefits__head .section-title { grid-column: 1 / span 7; }
.benefits__lead {
  grid-column: 9 / -1;
  font-size: 1.05rem;
  color: var(--on-spruce-soft);
}

.benefits__list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--gap-lg) var(--gap);
}
.benefit {
  padding-top: 1.5rem;
  border-top: 1px solid rgba(241, 239, 232, 0.4);
}
/* Staircase offset on wide screens */
.benefit:nth-child(2) { margin-top: 2.5rem; }
.benefit:nth-child(3) { margin-top: 5rem; }
.benefit:nth-child(4) { margin-top: 7.5rem; }

.benefit__num {
  display: block;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(3.75rem, 6.5vw, 6rem);
  line-height: 1;
  letter-spacing: -0.04em;
  color: var(--putty);
}
.benefit__title {
  margin-top: 1.5rem;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.65rem;
  line-height: 1.15;
  letter-spacing: -0.01em;
}
.benefit__text {
  margin-top: 0.75rem;
  font-size: 0.98rem;
  color: var(--on-spruce-soft);
}

/* ---------- 10. Contact ---------- */
.contact { background: var(--plaster-deep); }
.contact__grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  column-gap: var(--gap);
  row-gap: 3rem;
  align-items: start;
}
.contact__info { grid-column: 1 / span 5; }
.contact__info .lead { margin-top: 1.5rem; }

.contact__details {
  margin-top: 2.5rem;
  border-bottom: 1px solid var(--line-strong);
}
.contact__details > div {
  display: grid;
  grid-template-columns: 6.5rem 1fr;
  gap: 1rem;
  padding-block: 1.1rem;
  border-top: 1px solid var(--line-strong);
}
.contact__details dt {
  padding-top: 0.2rem;
  font-size: 0.9rem;
  color: var(--ink-soft);
}
.contact__details dd {
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 2vw, 1.6rem);
  line-height: 1.3;
}
.contact__details dd a:not(.text-link):hover { color: var(--spruce); text-decoration: underline; }
.contact__details .text-link {
  display: inline-block;
  margin-top: 0.7rem;
  font-family: var(--font-body);
  font-size: 0.9rem;
}
.contact__note {
  max-width: 28rem;
  margin-top: 1.5rem;
  font-size: 0.95rem;
  color: var(--ink-soft);
}

.form {
  grid-column: 7 / -1;
  padding: clamp(1.5rem, 3.5vw, 3rem);
  background: var(--chalk);
  border: 1px solid var(--line-strong);
}
.form__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.75rem 1.75rem;
}
.field--full { grid-column: 1 / -1; }

.field label {
  display: block;
  margin-bottom: 0.2rem;
  font-size: 0.9rem;
  font-weight: 600;
}
.field .optional {
  font-weight: 400;
  color: var(--ink-soft);
}
.field input,
.field textarea {
  display: block;
  width: 100%;
  padding: 0.65rem 0;
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--ink);
  border-radius: 0;
  font-size: 1rem;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.field textarea { min-height: 8.5rem; resize: vertical; }
.field input:focus,
.field textarea:focus {
  outline: none;
  border-bottom-color: var(--spruce);
  box-shadow: 0 1px 0 0 var(--spruce);
}
.field__error {
  display: block;
  min-height: 1.3rem;
  margin-top: 0.3rem;
  font-size: 0.85rem;
  line-height: 1.3;
  color: var(--error);
}
.field.is-invalid input,
.field.is-invalid textarea {
  border-bottom-color: var(--error);
  box-shadow: 0 1px 0 0 var(--error);
}

.form__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem 1.75rem;
  margin-top: 1.25rem;
}
.form__note {
  flex: 1 1 14rem;
  font-size: 0.85rem;
  line-height: 1.45;
  color: var(--ink-soft);
}
.form__note a { text-decoration: underline; }
.form__note a:hover { color: var(--spruce); }

.form__status:empty { display: none; }
.form__status {
  margin-top: 1.5rem;
  padding: 0.95rem 1.1rem;
  font-size: 0.97rem;
  border-left: 3px solid transparent;
}
.form__status.is-success {
  border-left-color: var(--spruce);
  background: rgba(31, 74, 58, 0.1);
  color: var(--spruce-deep);
}
.form__status.is-error {
  border-left-color: var(--error);
  background: rgba(165, 42, 42, 0.08);
  color: #6F1B1B;
}

/* ---------- 11. Footer ---------- */
.site-footer {
  position: relative;
  overflow: hidden;
  padding-top: clamp(4rem, 8vw, 6.5rem);
  background: var(--ink);
  color: var(--on-spruce);
}
.site-footer .logo__mark { background: var(--putty); }
.site-footer .logo__mark::after { border-color: var(--on-spruce); }
.site-footer .logo__suffix { color: var(--on-spruce-soft); }

.footer__grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 2.5rem var(--gap);
  padding-bottom: clamp(3rem, 6vw, 4.5rem);
}
.footer__brand { grid-column: 1 / span 5; }
.footer__brand p {
  max-width: 27rem;
  margin-top: 1.25rem;
  font-size: 0.97rem;
  color: var(--on-spruce-soft);
}
.footer__col--nav { grid-column: 6 / span 2; }
.footer__col--contact { grid-column: 8 / span 3; }
.footer__col--legal { grid-column: 11 / span 2; }

.footer__title {
  margin-bottom: 1rem;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--on-spruce-soft);
}
.footer__list {
  display: grid;
  gap: 0.45rem;
  font-size: 0.97rem;
  line-height: 1.55;
}
address.footer__list { display: block; }
.footer__list a {
  background: linear-gradient(currentColor, currentColor) left bottom / 0% 1px no-repeat;
  padding-bottom: 0.1rem;
  transition: background-size 0.3s var(--ease);
}
.footer__list a:hover { background-size: 100% 1px; }

.footer__bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.5rem 2rem;
  padding-block: 1.5rem;
  font-size: 0.88rem;
  color: var(--on-spruce-soft);
  border-top: 1px solid rgba(241, 239, 232, 0.2);
}

.footer__mark {
  margin-top: 0.5rem;
  padding-left: max(var(--gutter), calc((100vw - var(--container)) / 2));
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(5.5rem, 24vw, 21rem);
  line-height: 0.78;
  letter-spacing: -0.05em;
  color: rgba(241, 239, 232, 0.07);
  white-space: nowrap;
  user-select: none;
  transform: translateY(14%);
}

/* ---------- 12. Responsive ---------- */
@media (max-width: 1100px) {
  .benefits__list { grid-template-columns: repeat(2, 1fr); }
  .benefit:nth-child(2) { margin-top: 3rem; }
  .benefit:nth-child(3) { margin-top: 0; }
  .benefit:nth-child(4) { margin-top: 3rem; }

  .footer__brand { grid-column: 1 / -1; }
  .footer__col--nav { grid-column: 1 / span 4; }
  .footer__col--contact { grid-column: 5 / span 5; }
  .footer__col--legal { grid-column: 10 / span 3; }
}

@media (max-width: 1000px) {
  .hero__content,
  .hero__visual { grid-column: 1 / -1; }
  .hero__visual {
    margin-top: 3.5rem;
    height: clamp(380px, 82vw, 560px);
  }
  .hero__title { font-size: clamp(2.5rem, 9vw, 4.6rem); }

  .about__head,
  .about__figure,
  .about__body { grid-column: 1 / -1; }
  .about__figure { margin-right: 1.25rem; }
  .about__body { padding-top: 0; }

  .services__intro {
    grid-column: 1 / -1;
    position: static;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem var(--gap);
  }
  .services__intro .section-title { grid-column: 1 / -1; }
  .services__lead { margin-top: 0; }
  .swatches { margin-top: 0; }
  .services__list { grid-column: 1 / -1; }

  .benefits__head .section-title,
  .benefits__lead { grid-column: 1 / -1; }

  .contact__info,
  .form { grid-column: 1 / -1; }
}

@media (max-width: 900px) {
  .nav-toggle { display: inline-block; }

  .nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 0.5rem var(--gutter) 1.75rem;
    background: var(--plaster);
    border-bottom: 1px solid var(--line-strong);
    visibility: hidden;
    opacity: 0;
    transform: translateY(-8px);
    transition: opacity 0.25s var(--ease), transform 0.25s var(--ease), visibility 0s linear 0.25s;
  }
  .nav.is-open {
    visibility: visible;
    opacity: 1;
    transform: none;
    transition-delay: 0s;
  }
  .nav__list { flex-direction: column; gap: 0; }
  .nav__list a {
    display: block;
    padding: 1rem 0;
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 400;
    border-bottom: 1px solid var(--line);
  }
  .nav__list a::after { display: none; }
  .nav__list a[aria-current="true"] { color: var(--spruce); }
  .nav__cta { margin-top: 1.5rem; padding: 0.9rem 1.1rem; }
}

@media (max-width: 700px) {
  body { font-size: 1rem; }

  .facts { grid-template-columns: 1fr; }
  .fact { display: grid; grid-template-columns: 7.5rem 1fr; gap: 1rem; align-items: baseline; }
  .fact dd { margin-top: 0; max-width: none; }

  .services__intro { grid-template-columns: 1fr; }

  .service {
    grid-template-columns: 2.25rem 1fr auto;
    column-gap: 0.9rem;
    padding-inline: 0.25rem;
  }
  .service--lead { padding-inline: 1rem; }
  .service > .icon { width: 1.6rem; height: 1.6rem; }
  .service--lead > .icon { width: 1.9rem; height: 1.9rem; }

  .also__list { grid-template-columns: 1fr; gap: 1.75rem; }

  .benefits__list { grid-template-columns: 1fr; }
  .benefit:nth-child(n) { margin-top: 0; }

  .contact__details > div { grid-template-columns: 5.5rem 1fr; }
  .form__grid { grid-template-columns: 1fr; gap: 1.5rem; }

  .footer__col { grid-column: 1 / -1; }
  .footer__bottom { flex-direction: column; }

  .art--main { width: 82%; }
  .art--caption { width: 66%; }
}

@media (max-width: 480px) {
  .hero__actions { flex-direction: column; align-items: flex-start; }
  .hero__actions .btn { width: 100%; }
  .form__actions .btn { width: 100%; }
}

/* ---------- 13. Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
  .js .reveal { opacity: 1; }
  .js .reveal.is-visible { animation: none; }
}