/* ============================================================
   layout.css — nav, sections, hero, split, footer
   ============================================================ */

/* ---------- DEMO NOTICE ---------- */
.demo-bar {
  display: flex; align-items: center; justify-content: center;
  flex-wrap: wrap; gap: 8px 10px;
  padding: 8px var(--gutter);
  background: var(--ink);
  color: var(--cream);
  font-size: .8rem; line-height: 1.4;
  text-align: center;
}
.demo-bar__tag {
  font-weight: 600; letter-spacing: .06em; text-transform: uppercase;
  font-size: .68rem;
  padding: 2px 8px; border-radius: 999px;
  background: var(--clay); color: var(--white);
}

/* ---------- NAV ---------- */
.nav {
  position: sticky; top: 0; z-index: 100;
  background: rgba(246, 241, 234, .82);
  backdrop-filter: saturate(140%) blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color .3s var(--ease), background .3s var(--ease);
}
.nav.is-scrolled { border-bottom-color: var(--line); }

.nav__inner {
  max-width: var(--maxw); margin: 0 auto;
  padding: 14px var(--gutter);
  display: flex; align-items: center; gap: 20px;
}

.brand { display: inline-flex; align-items: center; gap: 8px; }
.brand__mark { color: var(--clay); font-size: 1.1rem; }
.brand__word {
  font-family: var(--font-serif); font-weight: 600;
  font-size: 1.35rem; letter-spacing: .01em;
}

.nav__menu {
  display: flex; gap: 26px; margin-left: auto;
  font-size: .95rem; font-weight: 500;
}
.nav__menu a { color: var(--ink-soft); transition: color .2s var(--ease); }
.nav__menu a:hover { color: var(--ink); }

.nav__toggle {
  display: none; margin-left: auto;
  flex-direction: column; gap: 5px;
  background: none; border: 0; padding: 8px;
}
.nav__toggle span {
  width: 22px; height: 2px; background: var(--ink); border-radius: 2px;
  transition: transform .3s var(--ease), opacity .3s var(--ease);
}
.nav__toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav__toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 860px) {
  .nav__toggle { display: flex; }
  .nav__menu {
    position: absolute; top: 100%; left: 0; right: 0;
    flex-direction: column; gap: 0; margin: 0;
    background: var(--cream); border-bottom: 1px solid var(--line);
    padding: 8px var(--gutter) 20px;
    transform: translateY(-8px); opacity: 0; pointer-events: none;
    transition: transform .3s var(--ease), opacity .3s var(--ease);
  }
  .nav__menu.is-open { transform: none; opacity: 1; pointer-events: auto; }
  .nav__menu a { padding: 12px 0; border-bottom: 1px solid var(--line); }
}

/* ---------- SECTION SHELL ---------- */
.section {
  max-width: var(--maxw); margin: 0 auto;
  padding: clamp(64px, 9vw, 120px) var(--gutter);
}
.section__head { max-width: 640px; margin-bottom: clamp(32px, 5vw, 56px); }
.section__head h2 { margin-top: 10px; }
.section__sub { margin-top: 14px; color: var(--ink-soft); font-size: 1.05rem; }
.section__head--center,
.section--reviews .section__head,
.section--faq .section__head { margin-left: auto; margin-right: auto; text-align: center; }

/* ---------- HERO ---------- */
.hero {
  max-width: var(--maxw); margin: 0 auto;
  padding: clamp(28px, 5vw, 56px) var(--gutter) clamp(40px, 6vw, 72px);
  display: grid; grid-template-columns: 1fr 1fr;
  gap: clamp(28px, 5vw, 72px); align-items: center;
}
.hero__content { max-width: 520px; }
.hero__title { margin: 10px 0 16px; }
.hero__lede { color: var(--ink-soft); font-size: 1.12rem; max-width: 46ch; }

.hero__assurances {
  list-style: none; padding: 18px 0 0; margin: 18px 0 0;
  display: flex; flex-wrap: wrap; gap: 8px 22px;
  border-top: 1px solid var(--line);
  font-size: .9rem; color: var(--ink-soft);
}
.hero__assurances li { display: flex; align-items: center; gap: 7px; }
.hero__assurances li::before { content: "✓"; color: var(--clay); font-weight: 700; }

/* ---------- MEDIA FRAMES ---------- */
.media-frame {
  position: relative; overflow: hidden;
  border-radius: var(--radius-lg);
  background:
    radial-gradient(120% 90% at 30% 20%, var(--white), transparent 60%),
    linear-gradient(155deg, var(--sand), var(--cream-2) 55%, var(--taupe) 140%);
  box-shadow: var(--shadow);
}
.media-frame img {
  width: 100%; height: 100%; object-fit: cover;
  /* subtle inset ring so photo edges don't blur into the cream surface */
  outline: 1px solid rgba(0, 0, 0, .08);
  outline-offset: -1px;
}
.media-frame--hero { aspect-ratio: 4 / 5; }
.media-frame--texture { aspect-ratio: 4 / 5; }
/* If the image fails to load, the gradient stays visible as a graceful fallback. */
.media-frame img[data-broken] { display: none; }

/* ---------- MARQUEE ---------- */
.marquee {
  overflow: hidden; border-block: 1px solid var(--line);
  background: var(--cream-2); padding: 14px 0;
}
.marquee__track {
  display: flex; align-items: center; gap: 34px;
  width: max-content;
  animation: marquee 32s linear infinite;
  font-family: var(--font-serif); font-size: 1.05rem; color: var(--taupe-deep);
}
.marquee__track span:nth-child(even) { color: var(--clay); }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ---------- SPLIT SECTION ---------- */
.section--split {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: clamp(28px, 5vw, 72px); align-items: center;
}

/* ---------- FEATURE LIST (product-in-focus) ---------- */
.feature-list {
  list-style: none; padding: 0; margin: 18px 0 0;
  display: grid; gap: 22px;
}
.feature-list__item { display: flex; gap: 18px; align-items: flex-start; }
.feature-list__no {
  flex: none;
  font-family: var(--font-serif); font-size: 1.15rem; font-weight: 600;
  color: var(--clay);
  line-height: 1.4;
  min-width: 2ch;
}
.feature-list__item h3 { font-size: 1.15rem; margin-bottom: 4px; }
.feature-list__item p { color: var(--ink-soft); font-size: .98rem; }

/* ---------- BENEFITS GRID ---------- */
.benefits {
  list-style: none; padding: 0; margin: 0;
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px;
}

/* ---------- SHADE GRID ---------- */
.shade-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px;
}

/* ---------- STEPS ---------- */
.steps {
  list-style: none; padding: 0; margin: 0;
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px;
  counter-reset: step;
}

/* ---------- REVIEWS ---------- */
.reviews {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px;
}

/* ---------- NEWSLETTER ---------- */
.newsletter {
  background: var(--ink); color: var(--cream);
  padding: clamp(56px, 8vw, 104px) var(--gutter);
}
.newsletter__inner { max-width: 620px; margin: 0 auto; text-align: center; }
.newsletter__inner h2 { color: var(--cream); }
.newsletter__inner p { margin-top: 12px; color: rgba(246, 241, 234, .72); }

/* ---------- FOOTER ---------- */
.footer { background: var(--cream-2); border-top: 1px solid var(--line); }
.footer__inner {
  max-width: var(--maxw); margin: 0 auto;
  padding: clamp(48px, 6vw, 80px) var(--gutter) 40px;
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 32px;
}
.footer__brand { max-width: 280px; }
.footer__brand p { margin-top: 12px; color: var(--ink-soft); font-size: .95rem; }
.footer__col h3 {
  font-family: var(--font-sans); font-size: .8rem; text-transform: uppercase;
  letter-spacing: .12em; color: var(--taupe-deep); margin-bottom: 14px;
}
.footer__col a { display: block; padding: 6px 0; color: var(--ink-soft); transition: color .2s var(--ease); }
.footer__col a:hover { color: var(--ink); }
.footer__fine {
  border-top: 1px solid var(--line);
  padding: 20px var(--gutter); text-align: center;
  font-size: .85rem; color: var(--ink-soft);
}

/* ---------- RESPONSIVE ---------- */
@media (max-width: 900px) {
  .benefits { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .reviews { grid-template-columns: 1fr; }
  .footer__inner { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 760px) {
  .hero { grid-template-columns: 1fr; }
  .hero__media { order: -1; }
  .section--split { grid-template-columns: 1fr; }
  .split__media { order: -1; }
  .shade-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 520px) {
  .benefits { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .footer__inner { grid-template-columns: 1fr; }
}