/* ==========================================================================
   Coffeist — Design System
   Strict BEM naming. Mobile-first, responsive, accessible.
   ========================================================================== */

/* ---------- Custom Properties ---------- */
:root {
  --color-espresso: #2b1d14;
  --color-coffee: #4b3225;
  --color-mocha: #6f4e37;
  --color-caramel: #a9744f;
  --color-latte: #c8a27c;
  --color-cream: #f3e9dd;
  --color-foam: #faf4ec;
  --color-white: #ffffff;
  --color-ink: #1c130d;
  --color-muted: #7a6a5d;
  --color-accent: #b5651d;

  --font-display: "Georgia", "Times New Roman", serif;
  --font-body: "Helvetica Neue", Arial, sans-serif;

  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 4rem;
  --space-xl: 6rem;

  --radius: 10px;
  --radius-lg: 20px;
  --shadow-sm: 0 2px 8px rgba(43, 29, 20, 0.08);
  --shadow-md: 0 8px 28px rgba(43, 29, 20, 0.14);
  --shadow-lg: 0 18px 50px rgba(43, 29, 20, 0.22);

  --max-width: 1180px;
  --header-height: 76px;
  --transition: 0.35s cubic-bezier(0.22, 0.61, 0.36, 1);
}

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

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

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-ink);
  background-color: var(--color-foam);
  line-height: 1.65;
  font-size: 17px;
  overflow-x: hidden;
}

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

a {
  color: var(--color-accent);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: var(--color-mocha);
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  color: var(--color-espresso);
  line-height: 1.18;
  font-weight: 700;
  margin: 0 0 var(--space-sm);
}

p { margin: 0 0 var(--space-sm); }

ul { margin: 0; padding: 0; }

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

/* ---------- Utilities / Layout ---------- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.section {
  padding: var(--space-xl) 0;
}

.section--cream { background-color: var(--color-cream); }
.section--espresso { background-color: var(--color-espresso); color: var(--color-cream); }
.section--espresso h1,
.section--espresso h2,
.section--espresso h3 { color: var(--color-foam); }

.section__head {
  max-width: 720px;
  margin: 0 auto var(--space-lg);
  text-align: center;
}

.section__eyebrow {
  display: inline-block;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--color-caramel);
  margin-bottom: var(--space-xs);
}

.section__title {
  font-size: clamp(1.9rem, 4vw, 3rem);
  margin-bottom: var(--space-sm);
}

.section__subtitle {
  color: var(--color-muted);
  font-size: 1.08rem;
}

.section--espresso .section__subtitle { color: var(--color-latte); }

.text-center { text-align: center; }

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--color-espresso);
  color: var(--color-foam);
  padding: var(--space-sm) var(--space-md);
  z-index: 1200;
}
.skip-link:focus {
  left: var(--space-sm);
  top: var(--space-sm);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-block;
  padding: 0.85rem 1.9rem;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  cursor: pointer;
  border: 2px solid transparent;
  transition: transform var(--transition), background-color var(--transition),
    color var(--transition), box-shadow var(--transition), border-color var(--transition);
  text-align: center;
}

.btn:hover { transform: translateY(-3px); }

.btn--primary {
  background-color: var(--color-accent);
  color: var(--color-foam);
  box-shadow: var(--shadow-sm);
}
.btn--primary:hover {
  background-color: var(--color-mocha);
  color: var(--color-foam);
  box-shadow: var(--shadow-md);
}

.btn--ghost {
  background-color: transparent;
  color: var(--color-foam);
  border-color: var(--color-latte);
}
.btn--ghost:hover {
  background-color: var(--color-foam);
  color: var(--color-espresso);
}

.btn--outline {
  background-color: transparent;
  color: var(--color-espresso);
  border-color: var(--color-caramel);
}
.btn--outline:hover {
  background-color: var(--color-caramel);
  color: var(--color-foam);
}

/* ==========================================================================
   Header
   ========================================================================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  z-index: 1000;
  background-color: rgba(250, 244, 236, 0.92);
  backdrop-filter: blur(8px);
  transition: background-color var(--transition), box-shadow var(--transition),
    height var(--transition);
}

.header--scrolled {
  box-shadow: var(--shadow-sm);
  background-color: rgba(250, 244, 236, 0.98);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.header__logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-display);
  font-size: 1.45rem;
  font-weight: 700;
  color: var(--color-espresso);
}
.header__logo:hover { color: var(--color-espresso); }

.header__logo-mark {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, var(--color-caramel), var(--color-coffee));
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--color-foam);
  font-size: 1.1rem;
}

.header__nav {
  display: flex;
  align-items: center;
}

.header__menu {
  display: flex;
  list-style: none;
  gap: var(--space-md);
  align-items: center;
}

.header__link {
  color: var(--color-coffee);
  font-weight: 600;
  font-size: 0.95rem;
  position: relative;
  padding: 0.3rem 0;
}

.header__link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 0;
  height: 2px;
  background-color: var(--color-accent);
  transition: width var(--transition);
}

.header__link:hover,
.header__link--active { color: var(--color-espresso); }

.header__link:hover::after,
.header__link--active::after { width: 100%; }

.header__cta { margin-left: var(--space-sm); }

/* Burger */
.header__burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  width: 44px;
  height: 44px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
  z-index: 1100;
}

.header__burger-line {
  display: block;
  width: 28px;
  height: 3px;
  margin: 0 auto;
  background-color: var(--color-espresso);
  border-radius: 3px;
  transition: transform var(--transition), opacity var(--transition);
}

.header__burger--open .header__burger-line:nth-child(1) {
  transform: translateY(9px) rotate(45deg);
}
.header__burger--open .header__burger-line:nth-child(2) {
  opacity: 0;
}
.header__burger--open .header__burger-line:nth-child(3) {
  transform: translateY(-9px) rotate(-45deg);
}

/* ==========================================================================
   Hero
   ========================================================================== */
.hero {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: center;
  color: var(--color-foam);
  padding-top: var(--header-height);
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  z-index: -2;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    105deg,
    rgba(28, 19, 13, 0.82) 0%,
    rgba(43, 29, 20, 0.55) 55%,
    rgba(43, 29, 20, 0.25) 100%
  );
  z-index: -1;
}

.hero__content {
  max-width: 660px;
}

.hero__eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.25em;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--color-latte);
  margin-bottom: var(--space-sm);
}

.hero__title {
  font-size: clamp(2.6rem, 6vw, 4.6rem);
  color: var(--color-foam);
  margin-bottom: var(--space-md);
  line-height: 1.05;
}

.hero__subtitle {
  font-size: 1.2rem;
  color: var(--color-cream);
  margin-bottom: var(--space-md);
  max-width: 540px;
}

.hero__actions {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

/* Hero entrance animation hooks */
.hero__eyebrow,
.hero__title,
.hero__subtitle,
.hero__actions {
  opacity: 0;
  transform: translateY(28px);
}
.hero.is-loaded .hero__eyebrow { animation: heroIn 0.8s 0.15s forwards; }
.hero.is-loaded .hero__title { animation: heroIn 0.8s 0.3s forwards; }
.hero.is-loaded .hero__subtitle { animation: heroIn 0.8s 0.45s forwards; }
.hero.is-loaded .hero__actions { animation: heroIn 0.8s 0.6s forwards; }

@keyframes heroIn {
  to { opacity: 1; transform: translateY(0); }
}

/* Page banner (interior pages) */
.banner {
  position: relative;
  padding: calc(var(--header-height) + var(--space-xl)) 0 var(--space-xl);
  color: var(--color-foam);
  text-align: center;
  overflow: hidden;
}
.banner__bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  z-index: -2;
}
.banner__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(28,19,13,0.7), rgba(43,29,20,0.78));
  z-index: -1;
}
.banner__title {
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  color: var(--color-foam);
}
.banner__subtitle {
  color: var(--color-cream);
  max-width: 640px;
  margin: 0 auto;
  font-size: 1.1rem;
}
.banner__breadcrumb {
  font-size: 0.85rem;
  color: var(--color-latte);
  margin-bottom: var(--space-sm);
  letter-spacing: 0.05em;
}
.banner__breadcrumb a { color: var(--color-latte); }
.banner__breadcrumb a:hover { color: var(--color-foam); }

/* ==========================================================================
   Cards / Grids
   ========================================================================== */
.grid {
  display: grid;
  gap: var(--space-md);
}
.grid--2 { grid-template-columns: 1fr; }
.grid--3 { grid-template-columns: 1fr; }
.grid--4 { grid-template-columns: 1fr; }

.card {
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
  display: flex;
  flex-direction: column;
}
.card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-md);
}

.card__media {
  aspect-ratio: 16 / 11;
  overflow: hidden;
}
.card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}
.card:hover .card__img { transform: scale(1.07); }

.card__body {
  padding: var(--space-md);
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.card__tag {
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--color-caramel);
  margin-bottom: var(--space-xs);
}

.card__title {
  font-size: 1.3rem;
  margin-bottom: var(--space-xs);
}

.card__text {
  color: var(--color-muted);
  font-size: 0.98rem;
  margin-bottom: var(--space-sm);
}

.card__link {
  margin-top: auto;
  font-weight: 700;
  font-size: 0.92rem;
}
.card__link::after {
  content: " \2192";
  transition: margin-left var(--transition);
}
.card__link:hover::after { margin-left: 5px; }

.card__meta {
  font-size: 0.82rem;
  color: var(--color-muted);
  margin-bottom: var(--space-xs);
}

/* Feature / icon blocks */
.feature {
  text-align: center;
  padding: var(--space-md);
}
.feature__icon {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--space-sm);
  border-radius: 50%;
  background-color: var(--color-cream);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
}
.section--espresso .feature__icon { background-color: var(--color-coffee); }
.feature__title { font-size: 1.2rem; }
.feature__text { color: var(--color-muted); font-size: 0.96rem; }
.section--espresso .feature__text { color: var(--color-latte); }

/* ==========================================================================
   Split (image + text)
   ========================================================================== */
.split {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  align-items: center;
}
.split__media img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}
.split__title { font-size: clamp(1.8rem, 3.5vw, 2.6rem); }
.split__text { color: var(--color-muted); }
.section--espresso .split__text { color: var(--color-latte); }

/* ==========================================================================
   Timeline
   ========================================================================== */
.timeline {
  position: relative;
  max-width: 880px;
  margin: 0 auto;
  padding: var(--space-md) 0;
}
.timeline__line {
  position: absolute;
  left: 24px;
  top: 0;
  bottom: 0;
  width: 3px;
  background-color: var(--color-latte);
}
.timeline__progress {
  position: absolute;
  left: 24px;
  top: 0;
  width: 3px;
  height: 0;
  background-color: var(--color-accent);
  transition: height 0.2s linear;
}
.timeline__item {
  position: relative;
  padding-left: 70px;
  margin-bottom: var(--space-lg);
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.timeline__item.is-visible {
  opacity: 1;
  transform: translateX(0);
}
.timeline__dot {
  position: absolute;
  left: 14px;
  top: 4px;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background-color: var(--color-foam);
  border: 4px solid var(--color-caramel);
  z-index: 2;
  transition: background-color var(--transition), transform var(--transition);
}
.timeline__item.is-visible .timeline__dot {
  background-color: var(--color-accent);
  transform: scale(1.15);
}
.timeline__year {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--color-accent);
  font-weight: 700;
}
.timeline__heading {
  font-size: 1.25rem;
  margin: var(--space-xs) 0;
}
.timeline__text {
  color: var(--color-muted);
  font-size: 0.98rem;
}

/* ==========================================================================
   Article / long-form
   ========================================================================== */
.article {
  max-width: 760px;
  margin: 0 auto;
}
.article__lead {
  font-size: 1.3rem;
  color: var(--color-coffee);
  font-family: var(--font-display);
  line-height: 1.5;
}
.article h2 {
  font-size: 1.7rem;
  margin-top: var(--space-lg);
}
.article h3 {
  font-size: 1.3rem;
  margin-top: var(--space-md);
}
.article p { margin-bottom: var(--space-md); }
.article img {
  border-radius: var(--radius-lg);
  margin: var(--space-md) 0;
  box-shadow: var(--shadow-sm);
}
.article ul.article__list {
  list-style: disc;
  padding-left: 1.4rem;
  margin-bottom: var(--space-md);
  color: var(--color-coffee);
}
.article ul.article__list li { margin-bottom: var(--space-xs); }
.article figure { margin: var(--space-md) 0; }
.article figcaption {
  font-size: 0.85rem;
  color: var(--color-muted);
  text-align: center;
  margin-top: var(--space-xs);
}

.blockquote {
  border-left: 4px solid var(--color-caramel);
  padding: var(--space-sm) var(--space-md);
  margin: var(--space-md) 0;
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.25rem;
  color: var(--color-coffee);
  background-color: var(--color-cream);
  border-radius: 0 var(--radius) var(--radius) 0;
}

/* ==========================================================================
   Stats
   ========================================================================== */
.stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
  text-align: center;
}
.stat__number {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3rem);
  color: var(--color-caramel);
  font-weight: 700;
}
.stat__label {
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-latte);
}

/* ==========================================================================
   CTA band
   ========================================================================== */
.cta {
  position: relative;
  text-align: center;
  color: var(--color-foam);
  padding: var(--space-xl) 0;
  overflow: hidden;
}
.cta__bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  z-index: -2;
}
.cta__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(43,29,20,0.92), rgba(111,78,55,0.78));
  z-index: -1;
}
.cta__title { color: var(--color-foam); font-size: clamp(1.8rem, 4vw, 2.8rem); }
.cta__text { color: var(--color-cream); max-width: 560px; margin: 0 auto var(--space-md); }

/* ==========================================================================
   Contact / Forms
   ========================================================================== */
.contact {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}
.form__group { margin-bottom: var(--space-md); }
.form__label {
  display: block;
  font-weight: 700;
  font-size: 0.9rem;
  margin-bottom: var(--space-xs);
  color: var(--color-coffee);
}
.form__input,
.form__textarea,
.form__select {
  width: 100%;
  padding: 0.85rem 1rem;
  border: 1px solid var(--color-latte);
  border-radius: var(--radius);
  font-family: inherit;
  font-size: 1rem;
  background-color: var(--color-white);
  color: var(--color-ink);
  transition: border-color var(--transition), box-shadow var(--transition);
}
.form__input:focus,
.form__textarea:focus,
.form__select:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(181, 101, 29, 0.18);
  outline: none;
}
.form__textarea { min-height: 150px; resize: vertical; }
.form__feedback {
  margin-top: var(--space-sm);
  font-weight: 700;
  color: var(--color-mocha);
  display: none;
}
.form__feedback.is-visible { display: block; }

.info-list { list-style: none; }
.info-list__item {
  display: flex;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
  align-items: flex-start;
}
.info-list__icon {
  font-size: 1.4rem;
  flex-shrink: 0;
}
.info-list__label {
  font-weight: 700;
  display: block;
  color: var(--color-coffee);
}
.info-list__value { color: var(--color-muted); }
.info-list__value a { color: var(--color-muted); }
.info-list__value a:hover { color: var(--color-accent); }

.map {
  border: 0;
  width: 100%;
  height: 320px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  margin-top: var(--space-md);
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
  background-color: var(--color-espresso);
  color: var(--color-latte);
  padding: var(--space-xl) 0 var(--space-md);
}
.footer__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  margin-bottom: var(--space-lg);
}
.footer__brand-name {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--color-foam);
  margin-bottom: var(--space-sm);
}
.footer__about { font-size: 0.95rem; color: var(--color-latte); max-width: 320px; }
.footer__heading {
  color: var(--color-foam);
  font-size: 1.05rem;
  margin-bottom: var(--space-sm);
}
.footer__list { list-style: none; }
.footer__list li { margin-bottom: var(--space-xs); }
.footer__list a { color: var(--color-latte); font-size: 0.95rem; }
.footer__list a:hover { color: var(--color-foam); }
.footer__bottom {
  border-top: 1px solid rgba(243, 233, 221, 0.15);
  padding-top: var(--space-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  align-items: center;
  text-align: center;
  font-size: 0.85rem;
  color: var(--color-latte);
}
.footer__legal-links {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
  justify-content: center;
}
.footer__legal-links a { color: var(--color-latte); }
.footer__legal-links a:hover { color: var(--color-foam); }

/* ==========================================================================
   Cookie banner
   ========================================================================== */
.cookie {
  position: fixed;
  left: 50%;
  bottom: var(--space-md);
  transform: translateX(-50%) translateY(160%);
  width: calc(100% - 2 * var(--space-md));
  max-width: 920px;
  background-color: var(--color-foam);
  border: 1px solid var(--color-latte);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: var(--space-md);
  z-index: 1300;
  transition: transform 0.5s cubic-bezier(0.22, 0.61, 0.36, 1);
}
.cookie.is-visible { transform: translateX(-50%) translateY(0); }
.cookie__title { font-size: 1.2rem; margin-bottom: var(--space-xs); }
.cookie__text { font-size: 0.92rem; color: var(--color-muted); margin-bottom: var(--space-sm); }
.cookie__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}
.cookie__btn {
  padding: 0.6rem 1.3rem;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.88rem;
  cursor: pointer;
  border: 2px solid var(--color-caramel);
  background: transparent;
  color: var(--color-coffee);
  transition: background-color var(--transition), color var(--transition);
}
.cookie__btn:hover { background-color: var(--color-cream); }
.cookie__btn--accept {
  background-color: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-foam);
}
.cookie__btn--accept:hover { background-color: var(--color-mocha); border-color: var(--color-mocha); }

.cookie__settings {
  margin-top: var(--space-sm);
  border-top: 1px solid var(--color-latte);
  padding-top: var(--space-sm);
  display: none;
}
.cookie__settings.is-open { display: block; }
.cookie__option {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  margin-bottom: var(--space-sm);
}
.cookie__option label { font-size: 0.9rem; color: var(--color-coffee); }

/* ==========================================================================
   Scroll reveal
   ========================================================================== */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s ease, transform 0.8s ease;
  will-change: opacity, transform;
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal--delay-1 { transition-delay: 0.12s; }
.reveal--delay-2 { transition-delay: 0.24s; }
.reveal--delay-3 { transition-delay: 0.36s; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
  .reveal, .timeline__item, .hero__title, .hero__subtitle,
  .hero__eyebrow, .hero__actions {
    opacity: 1 !important;
    transform: none !important;
  }
}

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (min-width: 640px) {
  .grid--2 { grid-template-columns: repeat(2, 1fr); }
  .grid--4 { grid-template-columns: repeat(2, 1fr); }
  .stats { grid-template-columns: repeat(4, 1fr); }
  .footer__bottom { flex-direction: row; justify-content: space-between; }
}

@media (min-width: 880px) {
  .grid--3 { grid-template-columns: repeat(3, 1fr); }
  .grid--4 { grid-template-columns: repeat(4, 1fr); }
  .split { grid-template-columns: 1fr 1fr; }
  .split--reverse .split__media { order: 2; }
  .contact { grid-template-columns: 1.2fr 0.8fr; }
  .footer__grid { grid-template-columns: 2fr 1fr 1fr 1fr; }
}

@media (max-width: 879px) {
  .header__burger { display: flex; }
  .header__nav {
    position: fixed;
    top: 0;
    right: 0;
    height: 100vh;
    width: min(80vw, 340px);
    background-color: var(--color-espresso);
    transform: translateX(100%);
    transition: transform var(--transition);
    padding: calc(var(--header-height) + var(--space-md)) var(--space-md) var(--space-md);
    box-shadow: var(--shadow-lg);
  }
  .header__nav--open { transform: translateX(0); }
  .header__menu {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-md);
    width: 100%;
  }
  .header__link { color: var(--color-cream); font-size: 1.15rem; }
  .header__link:hover, .header__link--active { color: var(--color-foam); }
  .header__cta { margin-left: 0; width: 100%; }
  .header__cta .btn { display: block; width: 100%; }
  .header__overlay {
    position: fixed;
    inset: 0;
    background: rgba(28, 19, 13, 0.5);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition);
    z-index: 999;
  }
  .header__overlay--visible { opacity: 1; visibility: visible; }
}