/* ===========================================================
   Lustre & Shade — styles.css
   Palette: warm cream #FAF8F4 · charcoal #1A1714 · taupe #9B8E7B
   Type: Cormorant Garamond (display/serif) · Inter (body/nav)
   =========================================================== */

:root {
  --cream:        #FAF8F4;
  --cream-deep:   #F1ECE3;
  --charcoal:     #1A1714;
  --charcoal-soft:#3A352F;
  --taupe:        #9B8E7B;
  --taupe-light:  #C7BBA8;
  --line:         #E2DACE;

  --serif: "Cormorant Garamond", Georgia, "Times New Roman", serif;
  --sans:  "Inter", system-ui, -apple-system, Segoe UI, Roboto, sans-serif;

  --maxw: 1200px;
  --gutter: clamp(1.25rem, 4vw, 3rem);
  --ease: cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--sans);
  font-weight: 400;
  color: var(--charcoal);
  background: var(--cream);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

a { color: inherit; text-decoration: none; }

h1, h2, h3 {
  font-family: var(--serif);
  font-weight: 500;
  line-height: 1.1;
  margin: 0;
  letter-spacing: 0.01em;
}

p { margin: 0 0 1rem; }

.container {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

/* ---------- Shared bits ---------- */
.eyebrow {
  font-family: var(--sans);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--taupe);
  margin: 0 0 1.25rem;
}
.eyebrow.centered { text-align: center; }

.section-title {
  font-size: clamp(2rem, 4.5vw, 3.25rem);
}
.section-title.centered { text-align: center; }
.centered { text-align: center; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-block;
  font-family: var(--sans);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.95rem 1.9rem;
  border: 1px solid transparent;
  border-radius: 2px;
  cursor: pointer;
  transition: background-color 0.4s var(--ease), color 0.4s var(--ease),
              border-color 0.4s var(--ease), transform 0.4s var(--ease);
}

.btn-outline {
  border-color: currentColor;
  background: transparent;
  color: var(--charcoal);
}
.btn-outline:hover { background: var(--charcoal); color: var(--cream); border-color: var(--charcoal); }

.btn-solid {
  background: var(--cream);
  color: var(--charcoal);
}
.btn-solid:hover { background: var(--taupe); color: var(--cream); transform: translateY(-2px); }

.btn-dark {
  background: var(--charcoal);
  color: var(--cream);
}
.btn-dark:hover { background: var(--charcoal-soft); color: var(--cream); transform: translateY(-2px); }

/* ===========================================================
   HEADER
   =========================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(250, 248, 244, 0.85);
  backdrop-filter: saturate(140%) blur(12px);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  min-height: 76px;
}

.wordmark {
  font-family: var(--serif);
  font-size: 1.55rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  white-space: nowrap;
}
.wordmark .amp { font-style: italic; color: var(--taupe); padding: 0 0.1em; }
.wordmark-sm { font-size: 1.4rem; }

.primary-nav ul {
  display: flex;
  gap: 2rem;
  list-style: none;
  margin: 0;
  padding: 0;
}
.primary-nav a {
  font-size: 0.82rem;
  letter-spacing: 0.04em;
  color: var(--charcoal-soft);
  position: relative;
  padding-bottom: 2px;
  transition: color 0.3s var(--ease);
}
.primary-nav a::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 0; height: 1px;
  background: var(--taupe);
  transition: width 0.35s var(--ease);
}
.primary-nav a:hover { color: var(--charcoal); }
.primary-nav a:hover::after { width: 100%; }

.header-cta { white-space: nowrap; }

/* hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px; height: 44px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 10px;
}
.nav-toggle span {
  display: block;
  height: 1.5px;
  width: 100%;
  background: var(--charcoal);
  transition: transform 0.35s var(--ease), opacity 0.3s var(--ease);
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

.mobile-nav {
  border-top: 1px solid var(--line);
  background: var(--cream);
}
.mobile-nav ul {
  list-style: none;
  margin: 0;
  padding: 1rem var(--gutter) 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}
.mobile-nav a {
  display: block;
  padding: 0.6rem 0;
  font-size: 0.95rem;
  letter-spacing: 0.04em;
  border-bottom: 1px solid var(--line);
}
.mobile-nav .btn { margin-top: 0.75rem; text-align: center; border-bottom: 1px solid currentColor; }

/* ===========================================================
   HERO
   =========================================================== */
.hero {
  position: relative;
  min-height: min(88vh, 820px);
  display: flex;
  align-items: center;
  overflow: hidden;
}
.hero-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  /* left-anchored dark gradient for legible text */
  background: linear-gradient(90deg,
              rgba(20,17,15,0.78) 0%,
              rgba(20,17,15,0.55) 32%,
              rgba(20,17,15,0.15) 62%,
              rgba(20,17,15,0) 85%);
}
.hero-content {
  position: relative;
  color: var(--cream);
  max-width: 640px;
  padding-block: 4rem;
}
.hero-content .eyebrow { color: var(--taupe-light); }
.hero-content h1 {
  font-size: clamp(2.8rem, 7vw, 5rem);
  font-weight: 500;
  margin-bottom: 1.5rem;
}
.hero-sub {
  font-size: clamp(1.05rem, 1.6vw, 1.25rem);
  color: rgba(250, 248, 244, 0.9);
  max-width: 38ch;
  margin-bottom: 2.25rem;
  font-weight: 300;
}

/* ===========================================================
   TRUST STRIP
   =========================================================== */
.trust {
  background: var(--cream);
  border-bottom: 1px solid var(--line);
  padding-block: clamp(3rem, 6vw, 5rem);
}
.trust-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(1.5rem, 4vw, 3.5rem);
  text-align: center;
}
.trust-icon {
  width: 44px; height: 44px;
  color: var(--taupe);
  margin: 0 auto 1.25rem;
}
.trust-item h3 {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}
.trust-item p {
  color: var(--charcoal-soft);
  font-size: 0.95rem;
  max-width: 28ch;
  margin-inline: auto;
}

/* ===========================================================
   PRODUCTS
   =========================================================== */
.products {
  padding-block: clamp(4rem, 9vw, 7rem);
}
.products .eyebrow { margin-bottom: 1rem; }
.products .section-title { margin-bottom: clamp(2.5rem, 5vw, 4rem); }

.product-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(1.5rem, 4vw, 3rem);
}
.product-card {
  background: var(--cream);
  overflow: hidden;
}
.product-media {
  overflow: hidden;
  aspect-ratio: 4 / 3;
}
.product-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.9s var(--ease);
}
.product-card:hover .product-media img { transform: scale(1.05); }

.product-body { padding: 1.75rem 0.25rem 0.5rem; }
.product-body h3 {
  font-size: 2rem;
  margin-bottom: 0.6rem;
}
.product-body p {
  color: var(--charcoal-soft);
  max-width: 42ch;
  margin-bottom: 1.1rem;
}

.arrow-link {
  font-family: var(--sans);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--charcoal);
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
}
.arrow-link span {
  transition: transform 0.35s var(--ease);
  color: var(--taupe);
}
.arrow-link:hover span { transform: translateX(6px); }

/* ===========================================================
   TESTIMONIAL
   =========================================================== */
.testimonial {
  background: var(--cream-deep);
  padding-block: clamp(4.5rem, 10vw, 8rem);
}
.testimonial blockquote {
  margin: 0;
  max-width: 850px;
  margin-inline: auto;
  text-align: center;
}
.testimonial p {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(1.6rem, 3.6vw, 2.6rem);
  line-height: 1.3;
  color: var(--charcoal);
  margin-bottom: 1.75rem;
}
.testimonial cite {
  font-family: var(--sans);
  font-style: normal;
  font-size: 0.78rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--taupe);
}

/* ===========================================================
   CTA BAND
   =========================================================== */
.cta-band {
  position: relative;
  min-height: min(60vh, 520px);
  display: flex;
  align-items: center;
  text-align: center;
  overflow: hidden;
}
.cta-img {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
}
.cta-overlay {
  position: absolute;
  inset: 0;
  background: rgba(20, 17, 15, 0.55);
}
.cta-content {
  position: relative;
  color: var(--cream);
  margin-inline: auto;
}
.cta-content h2 {
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  margin-bottom: 2rem;
  max-width: 18ch;
  margin-inline: auto;
}

/* ===========================================================
   CONTACT
   =========================================================== */
.contact {
  padding-block: clamp(4rem, 9vw, 7rem);
}
.contact-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2.5rem, 6vw, 5rem);
  align-items: start;
}
.contact-intro .section-title { margin-bottom: 1.25rem; }
.contact-intro p { color: var(--charcoal-soft); max-width: 42ch; }
.contact-detail { font-family: var(--sans); }
.contact-detail a {
  color: var(--charcoal);
  border-bottom: 1px solid var(--taupe);
  padding-bottom: 1px;
  transition: color 0.3s var(--ease);
}
.contact-detail a:hover { color: var(--taupe); }

.survey-form { display: flex; flex-direction: column; gap: 1.25rem; }
.field { display: flex; flex-direction: column; gap: 0.4rem; }
.field label {
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--taupe);
  font-weight: 500;
}
.field input,
.field textarea {
  font-family: var(--sans);
  font-size: 1rem;
  color: var(--charcoal);
  background: var(--cream);
  border: 1px solid var(--line);
  border-radius: 2px;
  padding: 0.85rem 1rem;
  transition: border-color 0.3s var(--ease), box-shadow 0.3s var(--ease);
}
.field input:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--taupe);
  box-shadow: 0 0 0 3px rgba(155, 142, 123, 0.15);
}
.field textarea { resize: vertical; }

.survey-form .btn { align-self: flex-start; margin-top: 0.5rem; }
.form-status {
  font-size: 0.9rem;
  color: var(--taupe);
  margin: 0;
  min-height: 1.2em;
}

/* ===========================================================
   FOOTER
   =========================================================== */
.site-footer {
  background: var(--charcoal);
  color: var(--cream);
  padding-block: clamp(2.5rem, 5vw, 3.5rem);
}
.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  text-align: center;
}
.site-footer .wordmark .amp { color: var(--taupe-light); }
.footer-meta {
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--taupe-light);
  margin: 0.5rem 0 0.25rem;
}
.copyright {
  font-size: 0.82rem;
  color: rgba(250, 248, 244, 0.55);
  margin: 0;
}

/* ===========================================================
   SCROLL REVEAL
   =========================================================== */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.9s var(--ease), transform 0.9s var(--ease);
  will-change: opacity, transform;
}
.reveal.is-visible {
  opacity: 1;
  transform: none;
}

/* ===========================================================
   RESPONSIVE
   =========================================================== */
@media (max-width: 860px) {
  .primary-nav,
  .header-cta { display: none; }
  .nav-toggle { display: flex; }

  .trust-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .product-grid { grid-template-columns: 1fr; }
  .contact-inner { grid-template-columns: 1fr; }
  .hero-overlay {
    background: linear-gradient(90deg,
                rgba(20,17,15,0.82) 0%,
                rgba(20,17,15,0.55) 60%,
                rgba(20,17,15,0.35) 100%);
  }
}

/* Respect reduced-motion preferences */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  * { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
}