/* ==========================================================================
   BirlaNu International GmbH — style.css
   Editorial, European creative-business look.
   Palette: warm paper / charcoal ink / sand neutrals + one terracotta accent.
   ========================================================================== */

/* ---------- 1. Design tokens ---------- */
:root {
  /* Colour */
  --paper: #F4EFE7;
  --paper-deep: #EAE2D5;
  --paper-light: #FBF8F2;
  --sand: #D9CDBB;
  --ink: #1C1B19;
  --ink-soft: #5B574F;
  --line: rgba(28, 27, 25, 0.2);
  --accent: #B2492F;
  --accent-deep: #8F3820;
  --accent-bright: #E58662; /* accent for use on dark backgrounds */
  --success: #2E5B3C;

  /* Type */
  --font-display: "Newsreader", "Iowan Old Style", "Palatino Linotype", Georgia, serif;
  --font-body: "Hanken Grotesk", system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

  /* Layout */
  --gutter: clamp(1.25rem, 4vw, 3rem);
  --max: 1320px;
  --gap: clamp(1rem, 2.4vw, 2rem);
  --header-h: 4.5rem;
  --header-h-compact: 3.75rem;
  --section-y: clamp(5rem, 10vw, 9.5rem);
  --radius: 2px;

  /* Motion */
  --ease: cubic-bezier(0.2, 0.7, 0.2, 1);
  --t: 0.3s;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h-compact) + 1rem);
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body.menu-open { overflow: hidden; }

img, svg { display: block; max-width: 100%; }

h1, h2, h3, p, ul, ol, dl, dd, figure, blockquote { margin: 0; }
ul, ol { padding: 0; list-style: none; }
address { font-style: normal; }
a { color: inherit; }

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 400;
  letter-spacing: -0.02em;
  line-height: 1.04;
}

h2 { font-size: clamp(2.25rem, 5vw, 4.25rem); }

h1 em, h2 em {
  font-style: italic;
  color: var(--accent);
}

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

::selection { background: var(--accent); color: var(--paper); }

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

.section { padding-block: var(--section-y); }

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

.skip-link {
  position: fixed;
  top: 0.75rem;
  left: 0.75rem;
  z-index: 200;
  padding: 0.7rem 1rem;
  background: var(--ink);
  color: var(--paper);
  transform: translateY(-200%);
  transition: transform var(--t) var(--ease);
}
.skip-link:focus { transform: none; }

/* ---------- 3. Small shared components ---------- */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-soft);
}
.eyebrow::before {
  content: "";
  flex: none;
  width: 2.25rem;
  height: 1px;
  background: currentColor;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 1.5rem;
  background: var(--ink);
  color: var(--paper);
  border: 1px solid var(--ink);
  border-radius: var(--radius);
  font: inherit;
  font-size: 0.98rem;
  font-weight: 600;
  line-height: 1;
  text-decoration: none;
  cursor: pointer;
  transition: background-color var(--t), border-color var(--t), color var(--t);
}
.btn svg {
  width: 1.1em;
  height: 1.1em;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.75;
  transition: transform var(--t) var(--ease);
}
.btn:hover { background: var(--accent); border-color: var(--accent); }
.btn:hover svg { transform: translateX(4px); }

.btn--small {
  padding: 0.65rem 1.1rem;
  font-size: 0.9rem;
  background: transparent;
  color: var(--ink);
}
.btn--small:hover { background: var(--ink); border-color: var(--ink); color: var(--paper); }

.btn[disabled] { opacity: 0.7; cursor: progress; }

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding-bottom: 0.25rem;
  font-weight: 600;
  text-decoration: none;
  background: linear-gradient(currentColor, currentColor) left bottom / 100% 1px no-repeat;
  transition: color var(--t);
}
.link-arrow svg {
  width: 1.1em;
  height: 1.1em;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.75;
  transition: transform var(--t) var(--ease);
}
.link-arrow:hover { color: var(--accent); }
.link-arrow:hover svg { transform: translateX(4px); }

.text-link {
  text-decoration: underline;
  text-decoration-color: var(--accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.25em;
  transition: color var(--t);
}
.text-link:hover { color: var(--accent); }

/* Figures / image placeholders */
.fig { position: relative; }
.fig__img {
  position: relative;
  overflow: hidden;
  background: var(--sand);
}
.fig__img svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}
.fig__cap {
  margin-top: 0.65rem;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-soft);
}
.fig--float .fig__img { border: 6px solid var(--paper); }

.ar-4x5 { aspect-ratio: 4 / 5; }
.ar-1x1 { aspect-ratio: 1 / 1; }
.ar-3x2 { aspect-ratio: 3 / 2; }

/* ---------- 4. Reveal on scroll ---------- */
.js .reveal { opacity: 0; }
.js .reveal.is-visible {
  opacity: 1;
  animation: reveal 0.8s var(--ease) backwards;
  animation-delay: var(--d, 0s);
}
.reveal[data-delay="1"] { --d: 0.08s; }
.reveal[data-delay="2"] { --d: 0.16s; }
.reveal[data-delay="3"] { --d: 0.24s; }
.reveal[data-delay="4"] { --d: 0.32s; }

@keyframes reveal {
  from { opacity: 0; transform: translateY(18px); }
}

/* ---------- 5. Header & navigation ---------- */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  height: var(--header-h);
  border-bottom: 1px solid transparent;
  transition: height var(--t) var(--ease), background-color var(--t), border-color var(--t);
}
.site-header.is-scrolled {
  height: var(--header-h-compact);
  background: var(--paper);
  border-bottom-color: var(--line);
}
.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  height: 100%;
}

.logo {
  position: relative;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
}
.logo__mark {
  position: relative;
  flex: none;
  width: 1.25rem;
  height: 1.25rem;
  background: var(--ink);
}
.logo__mark::before {
  content: "";
  position: absolute;
  inset: 0 50% 50% 0;
  background: var(--accent);
  transition: inset var(--t) var(--ease);
}
.logo:hover .logo__mark::before { inset: 0 0 0 0; }
.logo__name {
  font-family: var(--font-display);
  font-size: 1.6rem;
  line-height: 1;
  letter-spacing: -0.02em;
}
.logo__name em { font-style: italic; color: var(--accent); }
.logo__sub {
  padding-left: 0.7rem;
  border-left: 1px solid var(--line);
  font-size: 0.68rem;
  line-height: 1.2;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.site-nav ul {
  display: flex;
  align-items: center;
  gap: clamp(1.25rem, 2.6vw, 2.25rem);
}
.site-nav a:not(.btn) {
  position: relative;
  padding: 0.4rem 0;
  font-size: 0.95rem;
  font-weight: 500;
  text-decoration: none;
}
.site-nav a:not(.btn)::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--t) var(--ease);
}
.site-nav a:not(.btn):hover::after,
.site-nav a[aria-current]::after { transform: scaleX(1); }

.nav-toggle {
  display: none;
  position: relative;
  z-index: 2;
  width: 2.75rem;
  height: 2.75rem;
  align-items: center;
  justify-content: center;
  background: none;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--ink);
  cursor: pointer;
}
.nav-toggle__bars {
  position: relative;
  width: 1.25rem;
  height: 0.75rem;
}
.nav-toggle__bars::before,
.nav-toggle__bars::after {
  content: "";
  position: absolute;
  left: 0;
  width: 100%;
  height: 1.5px;
  background: currentColor;
  transition: transform var(--t) var(--ease), top var(--t) var(--ease);
}
.nav-toggle__bars::before { top: 0; }
.nav-toggle__bars::after { top: calc(100% - 1.5px); }
.nav-toggle[aria-expanded="true"] .nav-toggle__bars::before {
  top: calc(50% - 0.75px);
  transform: rotate(45deg);
}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars::after {
  top: calc(50% - 0.75px);
  transform: rotate(-45deg);
}

/* ---------- 6. Hero ---------- */
.hero { padding-top: calc(var(--header-h) + clamp(2.5rem, 6vw, 5rem)); }

.hero__grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  column-gap: var(--gap);
  align-items: end;
}

.hero__copy {
  grid-column: 1 / span 7;
  padding-bottom: clamp(1rem, 3vw, 3rem);
}
.hero h1 {
  margin-top: 1.5rem;
  font-size: clamp(2.6rem, 7vw, 6.25rem);
  line-height: 0.98;
  letter-spacing: -0.03em;
}
.hero__lead {
  max-width: 34rem;
  margin-top: 1.75rem;
  font-size: clamp(1.05rem, 1.4vw, 1.2rem);
  color: var(--ink-soft);
}
.hero__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.25rem 2rem;
  margin-top: 2.25rem;
}

.hero__visual {
  position: relative;
  grid-column: 8 / -1;
  padding-bottom: 3.5rem;
}
.hero__fig--main { width: 80%; margin-left: auto; }
.hero__fig--small { position: absolute; left: 0; bottom: 0; width: 44%; }

.hero__tag {
  position: absolute;
  left: 0;
  top: 12%;
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  max-width: 11rem;
  padding: 0.85rem 1.1rem;
  background: var(--paper);
  border: 1px solid var(--ink);
  line-height: 1.25;
}
.hero__tag-label {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-soft);
}
.hero__tag-value {
  font-family: var(--font-display);
  font-size: 1.25rem;
  letter-spacing: -0.01em;
}

.strip {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem 2.25rem;
  margin-top: clamp(2.5rem, 5vw, 4.5rem);
  padding-block: 1.15rem;
  border-top: 1px solid var(--ink);
  border-bottom: 1px solid var(--line);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.strip li { display: flex; align-items: center; gap: 0.65rem; }
.strip li::before {
  content: "";
  width: 6px;
  height: 6px;
  background: var(--accent);
}

/* ---------- 7. About ---------- */
.section-head { margin-bottom: clamp(2.5rem, 6vw, 5rem); }
.section-head h2 {
  max-width: 15ch;
  margin-top: 1.25rem;
  font-size: clamp(2.4rem, 5.6vw, 5rem);
}

.about__grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: var(--gap);
  align-items: start;
}
.about__media {
  position: relative;
  grid-column: 1 / span 5;
  padding-bottom: 3.5rem;
}
.about__float {
  position: absolute;
  right: -2.5rem;
  bottom: 0;
  width: 56%;
}
.about__body {
  grid-column: 7 / -1;
  padding-top: clamp(0rem, 5vw, 4rem);
}
.about__lead {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 2.6vw, 2.15rem);
  line-height: 1.22;
  letter-spacing: -0.015em;
}
.about__cols {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.5rem var(--gap);
  margin-top: 2.25rem;
  color: var(--ink-soft);
  font-size: 1rem;
}
.statement {
  margin-top: 2.5rem;
  padding-left: 1.5rem;
  border-left: 3px solid var(--accent);
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 2.1vw, 1.7rem);
  font-style: italic;
  line-height: 1.3;
}

.facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--gap);
  margin-top: clamp(3rem, 6vw, 5.5rem);
  border-top: 1px solid var(--ink);
}
.facts__item { padding-top: 1.5rem; }
.facts dt {
  font-family: var(--font-display);
  font-size: clamp(2.75rem, 5vw, 4.25rem);
  line-height: 1;
  letter-spacing: -0.03em;
}
.facts dd {
  max-width: 20rem;
  margin-top: 0.6rem;
  font-size: 0.95rem;
  color: var(--ink-soft);
}

/* ---------- 8. Services ---------- */
.services { background: var(--paper-deep); }

.services__grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: var(--gap);
  align-items: start;
}
.services__intro {
  position: sticky;
  top: calc(var(--header-h-compact) + 2rem);
  grid-column: 1 / span 4;
}
.services__intro h2 { margin-top: 1.25rem; }
.services__text {
  margin: 1.5rem 0 2rem;
  color: var(--ink-soft);
}
.services__list { grid-column: 6 / -1; }

/* Featured service */
.feature {
  display: grid;
  grid-template-columns: 1fr;
  background: var(--paper);
  border: 1px solid var(--ink);
}
.feature__media {
  position: relative;
  min-height: 14rem;
  overflow: hidden;
  background: var(--sand);
}
.feature__media svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}
.feature__body {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1rem;
  padding: clamp(1.5rem, 3vw, 2.25rem);
}
.feature__no {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-style: italic;
  line-height: 1;
  color: var(--accent);
}
.feature h3 { font-size: clamp(1.6rem, 2.6vw, 2.1rem); }
.feature p:not(.feature__no) { color: var(--ink-soft); font-size: 1rem; }

.icon {
  width: 1.75rem;
  height: 1.75rem;
  fill: none;
  stroke: var(--ink);
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.25rem;
}
.tags li {
  padding: 0.3rem 0.65rem;
  border: 1px solid var(--line);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.02em;
}

/* Numbered rows */
.rows {
  margin-top: clamp(2rem, 4vw, 3rem);
  border-top: 1px solid var(--ink);
}
.row {
  position: relative;
  display: grid;
  grid-template-columns: 3.25rem minmax(0, 1fr) 2rem;
  gap: 1rem;
  align-items: start;
  padding: 1.75rem 0;
  border-bottom: 1px solid var(--line);
  transition:
    padding-inline var(--t) var(--ease),
    background-color var(--t),
    opacity 0.8s var(--ease);
}
.row::before {
  content: "";
  position: absolute;
  left: 0;
  top: -1px;
  bottom: -1px;
  width: 3px;
  background: var(--accent);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform var(--t) var(--ease);
}
.row:hover {
  padding-inline: 1.25rem;
  background: var(--paper);
}
.row:hover::before { transform: scaleY(1); }

.row__no {
  padding-top: 0.2rem;
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-style: italic;
  line-height: 1.2;
  color: var(--ink-soft);
  transition: color var(--t);
}
.row:hover .row__no { color: var(--accent); }
.row h3 { font-size: clamp(1.45rem, 2.4vw, 1.9rem); }
.row p {
  max-width: 52ch;
  margin-top: 0.5rem;
  font-size: 1rem;
  color: var(--ink-soft);
}
.row__icon svg {
  width: 1.75rem;
  height: 1.75rem;
  fill: none;
  stroke: var(--ink);
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: transform var(--t) var(--ease), stroke var(--t);
}
.row:hover .row__icon svg { stroke: var(--accent); transform: translateY(-3px); }

/* ---------- 9. Benefits (dark) ---------- */
.section--dark {
  background-color: var(--ink);
  background-image: linear-gradient(to right, rgba(244, 239, 231, 0.05) 1px, transparent 1px);
  background-size: calc(100% / 6) 100%;
  color: var(--paper);
}
.section--dark .eyebrow { color: rgba(244, 239, 231, 0.7); }
.section--dark h2 em { color: var(--accent-bright); }

.benefits__head {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: var(--gap);
  align-items: end;
  margin-bottom: clamp(3rem, 7vw, 6rem);
}
.benefits__head > div { grid-column: 1 / span 7; }
.benefits__head h2 {
  margin-top: 1.25rem;
  font-size: clamp(2.4rem, 5.6vw, 5rem);
}
.benefits__intro {
  grid-column: 9 / -1;
  max-width: 24rem;
  color: rgba(244, 239, 231, 0.75);
}

.benefits__list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  column-gap: clamp(2rem, 7vw, 7rem);
}
.benefit {
  padding: 2rem 0 3.5rem;
  border-top: 1px solid rgba(244, 239, 231, 0.3);
}
.benefit:nth-child(even) { margin-top: clamp(0rem, 6vw, 5rem); }
.benefit__no {
  display: block;
  margin-bottom: 1.25rem;
  font-family: var(--font-display);
  font-size: clamp(4rem, 8vw, 7rem);
  font-style: italic;
  line-height: 0.9;
  letter-spacing: -0.03em;
  color: var(--accent-bright);
}
.benefit h3 { font-size: clamp(1.5rem, 2.4vw, 1.9rem); }
.benefit p {
  max-width: 30rem;
  margin-top: 0.85rem;
  color: rgba(244, 239, 231, 0.78);
}

/* ---------- 10. Contact ---------- */
.contact__grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: var(--gap);
  align-items: start;
}
.contact__info { grid-column: 1 / span 5; }
.contact__info h2 { margin-top: 1.25rem; }
.contact__text {
  max-width: 28rem;
  margin-top: 1.5rem;
  color: var(--ink-soft);
}

.details {
  margin-top: 2.5rem;
  border-top: 1px solid var(--ink);
}
.details > div {
  display: grid;
  grid-template-columns: 6.5rem minmax(0, 1fr);
  gap: 1rem;
  padding: 1.15rem 0;
  border-bottom: 1px solid var(--line);
}
.details dt {
  padding-top: 0.3rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-soft);
}
.details dd { font-size: 1.1rem; line-height: 1.5; }
.details .text-link { display: inline-block; margin-top: 0.6rem; font-size: 0.9rem; }
.details dd > .text-link:only-child { margin-top: 0; font-size: inherit; overflow-wrap: anywhere; }

.contact__form-wrap { grid-column: 7 / -1; }

.form {
  padding: clamp(1.5rem, 3vw, 2.5rem);
  background: var(--paper-light);
  border: 1px solid var(--ink);
  border-top: 4px solid var(--accent);
}
.form__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.25rem;
}
.field--full { grid-column: 1 / -1; }

.field label {
  display: block;
  margin-bottom: 0.45rem;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}
.req { color: var(--accent); }
.opt { font-weight: 400; color: var(--ink-soft); }

.field input,
.field textarea {
  width: 100%;
  padding: 0.85rem 0.95rem;
  background: var(--paper);
  color: var(--ink);
  border: 1px solid rgba(28, 27, 25, 0.45);
  border-radius: var(--radius);
  font: inherit;
  font-size: 1rem;
  line-height: 1.4;
  transition: border-color var(--t), box-shadow var(--t), background-color var(--t);
}
.field textarea { min-height: 9rem; resize: vertical; }
.field input:hover,
.field textarea:hover { border-color: var(--ink); }
.field input:focus,
.field textarea:focus {
  outline: 2px solid transparent;
  outline-offset: 2px;
  background: #fff;
  border-color: var(--ink);
  box-shadow: 0 0 0 3px rgba(178, 73, 47, 0.28);
}
.field.has-error input,
.field.has-error textarea { border-color: var(--accent-deep); }

.field__error {
  margin-top: 0.4rem;
  font-size: 0.85rem;
  font-weight: 500;
  line-height: 1.4;
  color: var(--accent-deep);
}
.field__error:empty { display: none; }

.form__foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem 1.5rem;
  margin-top: 1.75rem;
}
.form__note { font-size: 0.85rem; color: var(--ink-soft); }

.form__status {
  margin-top: 1.25rem;
  padding: 0.9rem 1rem;
  border-left: 3px solid transparent;
  font-weight: 500;
  line-height: 1.5;
}
.form__status:empty { display: none; }
.form__status.is-success {
  border-color: var(--success);
  background: rgba(46, 91, 60, 0.09);
  color: var(--success);
}
.form__status.is-error {
  border-color: var(--accent-deep);
  background: rgba(178, 73, 47, 0.09);
  color: var(--accent-deep);
}

.form__privacy {
  margin-top: 1.25rem;
  font-size: 0.82rem;
  color: var(--ink-soft);
}

/* ---------- 11. Footer ---------- */
.site-footer {
  padding-top: clamp(4rem, 8vw, 7rem);
  background: var(--ink);
  color: rgba(244, 239, 231, 0.82);
  font-size: 0.95rem;
}
.footer__wordmark {
  padding-bottom: clamp(2rem, 4vw, 3.5rem);
  font-family: var(--font-display);
  font-size: clamp(3.75rem, 14vw, 12rem);
  line-height: 0.85;
  letter-spacing: -0.045em;
  color: var(--paper);
}
.footer__wordmark em { font-style: italic; color: var(--accent-bright); }

.footer__grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1.3fr 1fr;
  gap: 2.5rem var(--gap);
  padding-block: clamp(2rem, 4vw, 3rem);
  border-top: 1px solid rgba(244, 239, 231, 0.25);
}
.footer__title {
  margin-bottom: 1rem;
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  line-height: 1.4;
  text-transform: uppercase;
  color: var(--paper);
}
.footer__col--about p { max-width: 26rem; }
.footer__col li + li { margin-top: 0.4rem; }
.footer__col address { line-height: 1.8; }
.site-footer a {
  text-decoration: none;
  background: linear-gradient(currentColor, currentColor) left bottom / 0 1px no-repeat;
  padding-bottom: 1px;
  transition: color var(--t), background-size var(--t) var(--ease);
}
.site-footer a:hover { color: var(--paper); background-size: 100% 1px; }

.footer__bar {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.5rem 1.5rem;
  padding-block: 1.5rem 2rem;
  border-top: 1px solid rgba(244, 239, 231, 0.25);
  font-size: 0.85rem;
  color: rgba(244, 239, 231, 0.65);
}

/* ---------- 12. Responsive ---------- */

/* Services featured block goes side-by-side on wider containers */
@media (min-width: 44em) {
  .feature { grid-template-columns: 5fr 6fr; }
  .feature__media { min-height: 100%; }
}

/* Tablet and below: collapse asymmetric grids, switch to overlay nav */
@media (max-width: 56.25em) {
  .nav-toggle { display: inline-flex; }

  .site-nav {
    position: fixed;
    inset: 0;
    z-index: 1;
    display: flex;
    flex-direction: column;
    padding: calc(var(--header-h) + 1.5rem) var(--gutter) 2rem;
    overflow-y: auto;
    background: var(--paper);
    visibility: hidden;
    opacity: 0;
    transform: translateY(-0.75rem);
    transition: opacity var(--t) var(--ease), transform var(--t) var(--ease), visibility 0s linear var(--t);
  }
  .site-nav.is-open {
    visibility: visible;
    opacity: 1;
    transform: none;
    transition-delay: 0s;
  }
  .site-nav ul { flex-direction: column; align-items: stretch; gap: 0; }
  .site-nav li { border-bottom: 1px solid var(--line); }
  .site-nav a:not(.btn) {
    display: block;
    padding: 1rem 0;
    font-family: var(--font-display);
    font-size: 2.25rem;
    letter-spacing: -0.02em;
    line-height: 1.1;
  }
  .site-nav a:not(.btn)::after { display: none; }
  .site-nav a[aria-current]:not(.btn) { color: var(--accent); }
  .site-nav .site-nav__cta { margin-top: 1.5rem; border: 0; }
  .site-nav__cta .btn { width: 100%; justify-content: center; padding: 1.1rem; font-size: 1rem; }

  .hero__copy,
  .hero__visual { grid-column: 1 / -1; }
  .hero__visual { max-width: 34rem; margin-top: 3rem; }

  .about__media { grid-column: 1 / -1; max-width: 30rem; }
  .about__float { right: -1rem; }
  .about__body { grid-column: 1 / -1; padding-top: 1rem; }

  .services__intro,
  .services__list { grid-column: 1 / -1; }
  .services__intro { position: static; }

  .benefits__head > div,
  .benefits__intro { grid-column: 1 / -1; }

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

  .footer__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 48em) {
  .benefits__list { grid-template-columns: 1fr; }
  .benefit:nth-child(even) { margin-top: 0; }
}

@media (max-width: 40em) {
  body { font-size: 1rem; }
  .logo__sub { display: none; }

  .about__cols { grid-template-columns: 1fr; }
  .about__float { right: 0; width: 52%; }

  .facts { grid-template-columns: 1fr; gap: 0; }
  .facts__item { padding-bottom: 1.75rem; }
  .facts__item + .facts__item { border-top: 1px solid var(--line); }

  .row { grid-template-columns: 2.25rem minmax(0, 1fr) 1.75rem; gap: 0.75rem; }
  .row:hover { padding-inline: 0.75rem; }

  .form__grid { grid-template-columns: 1fr; }
  .details > div { grid-template-columns: 1fr; gap: 0.25rem; }

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

/* ---------- 13. Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-delay: 0s !important;
    transition-duration: 0.01ms !important;
    transition-delay: 0s !important;
  }
}