/* =========================================================
   NSSG (North Stars Supply Group) — natural stone slab importer / wholesaler
   Shared stylesheet
   ========================================================= */

:root {
  --bone: #f6f3ee;
  --bone-2: #efeae1;
  --charcoal: #1c1b19;
  --ink: #2a2926;
  --taupe: #a89a86;
  --taupe-dark: #7d7060;
  --brass: #9a7b4f;
  --brass-dark: #7d6440;
  --line: #d9d2c6;
  --white: #ffffff;

  --font-display: "Cormorant Garamond", "Iowan Old Style", "Palatino Linotype",
    "Palatino", Georgia, serif;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    Helvetica, Arial, sans-serif;

  --wrap: 1200px;
  --gutter: clamp(1.25rem, 4vw, 3rem);
  --radius: 2px;
  --shadow: 0 1px 2px rgba(28, 27, 25, 0.06), 0 12px 32px rgba(28, 27, 25, 0.08);
}

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

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

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.65;
  color: var(--ink);
  background: var(--bone);
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--brass-dark);
  text-decoration: none;
}

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

h1,
h2,
h3,
h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.1;
  color: var(--charcoal);
  margin: 0 0 0.5em;
  letter-spacing: 0.01em;
}

h1 {
  font-size: clamp(2.6rem, 6vw, 4.5rem);
}
h2 {
  font-size: clamp(2rem, 4vw, 3rem);
}
h3 {
  font-size: 1.5rem;
}

p {
  margin: 0 0 1.1em;
}

.eyebrow {
  font-family: var(--font-body);
  text-transform: uppercase;
  letter-spacing: 0.22em;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--taupe-dark);
  margin-bottom: 1rem;
  display: block;
}

/* ---------- layout ---------- */
.wrap {
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.section {
  padding-block: clamp(3.5rem, 9vw, 7rem);
}

.section--tight {
  padding-block: clamp(2.5rem, 6vw, 4rem);
}

.section--dark {
  background: var(--charcoal);
  color: var(--bone-2);
}

.section--dark h1,
.section--dark h2,
.section--dark h3 {
  color: var(--white);
}

.section--alt {
  background: var(--bone-2);
}

.lede {
  font-size: clamp(1.15rem, 2vw, 1.4rem);
  max-width: 46ch;
  color: var(--ink);
}

.center {
  text-align: center;
  margin-inline: auto;
}

.center .lede {
  margin-inline: auto;
}

/* ---------- buttons ---------- */
.btn {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 0.95rem 2rem;
  border: 1px solid var(--charcoal);
  background: var(--charcoal);
  color: var(--bone);
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.btn:hover {
  background: transparent;
  color: var(--charcoal);
}

.btn--ghost {
  background: transparent;
  color: var(--charcoal);
}

.btn--ghost:hover {
  background: var(--charcoal);
  color: var(--bone);
}

.btn--light {
  background: var(--bone);
  border-color: var(--bone);
  color: var(--charcoal);
}

.btn--light:hover {
  background: transparent;
  color: var(--bone);
  border-color: var(--bone);
}

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 2rem;
}

/* ---------- header / nav ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(246, 243, 238, 0.9);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  padding-block: 1.1rem;
}

.brand {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--charcoal);
}

.brand span {
  color: var(--brass);
}

.brand-lockup {
  display: inline-flex;
  flex-direction: column;
  align-items: flex-start;
  line-height: 1.1;
}

.brand-loc {
  font-family: var(--font-body);
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  color: var(--taupe-dark);
  margin-top: 0.3rem;
  padding-left: 0.05em;
}

.site-footer .brand-loc {
  color: #9a917f;
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
  margin: 0;
  padding: 0;
  align-items: center;
}

.nav-links a {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink);
}

.nav-links a:hover,
.nav-links a[aria-current="page"] {
  color: var(--brass-dark);
}

.nav-links .btn {
  padding: 0.65rem 1.3rem;
  color: var(--bone);
}

.nav-links .btn:hover {
  color: var(--charcoal);
}

.nav-toggle {
  display: none;
  background: none;
  border: 0;
  cursor: pointer;
  padding: 0.5rem;
}

.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--charcoal);
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.nav-toggle span::before,
.nav-toggle span::after {
  content: "";
  position: relative;
}

.nav-toggle span::before {
  top: -7px;
}
.nav-toggle span::after {
  top: 5px;
}

.nav-open .nav-toggle span {
  background: transparent;
}
.nav-open .nav-toggle span::before {
  transform: translateY(7px) rotate(45deg);
}
.nav-open .nav-toggle span::after {
  transform: translateY(-7px) rotate(-45deg);
}

/* ---------- hero ---------- */
.hero {
  position: relative;
  display: flex;
  align-items: center;
  min-height: 78vh;
  padding-block: clamp(4rem, 10vw, 8rem);
  background: linear-gradient(180deg, var(--bone) 0%, var(--bone-2) 100%);
  overflow: hidden;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: var(--slab-marble);
  background-size: cover;
  background-position: center;
  opacity: 0.16;
  mix-blend-mode: multiply;
  pointer-events: none;
}

.hero .wrap {
  position: relative;
  z-index: 1;
}

.hero h1 {
  max-width: 16ch;
}

.hero .lede {
  max-width: 40ch;
}

.hero--photo::after {
  background-image: url("img/products/aqua-blue.jpg");
  opacity: 1;
  mix-blend-mode: normal;
}

.hero--photo::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(28, 27, 25, 0.35) 0%, rgba(28, 27, 25, 0.8) 100%);
}

.hero--photo .eyebrow {
  color: var(--bone-2);
}

.hero--photo h1,
.hero--photo .lede {
  color: #fff;
}

/* ---------- feature band (full-bleed collection intro) ---------- */
.feature-band {
  position: relative;
  min-height: 22vh;
  display: flex;
  align-items: center;
  background-size: cover;
  background-position: center;
  color: #fff;
  overflow: hidden;
}

.feature-band::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(28, 27, 25, 0.55);
}

.feature-band .wrap {
  position: relative;
  z-index: 1;
  padding-block: clamp(1.5rem, 3vw, 2.5rem);
}

.feature-band .eyebrow {
  color: var(--bone-2);
}

.feature-band h2 {
  color: #fff;
  max-width: 22ch;
}

.feature-band .lede {
  color: #ece5d6;
}

.feature-band--exclusive {
  background-image: url("img/products/aqua-blue.jpg");
}

.feature-band--other {
  background-image: url("img/products/white-travertine.jpg");
}

/* ---------- full-bleed photo wall ---------- */
.photo-wall {
  display: grid;
  grid-template-columns: 1fr;
}

.photo-wall .tile {
  position: relative;
}

.photo-wall .tile img {
  width: 100%;
  height: auto;
  display: block;
}

.photo-wall .cap {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 0.6rem 0.9rem;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0) 0%, rgba(0, 0, 0, 0.55) 100%);
  color: #fff;
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.page-hero {
  background: var(--charcoal);
  color: var(--bone-2);
  padding-block: clamp(3.5rem, 9vw, 6rem);
}

.page-hero h1 {
  color: var(--white);
  max-width: 18ch;
}

.page-hero .lede {
  color: var(--bone-2);
}

/* ---------- stat bar ---------- */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--line);
  border-block: 1px solid var(--line);
}

.stat {
  background: var(--bone);
  padding: 2rem 1.25rem;
  text-align: center;
}

.stat b {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 600;
  color: var(--charcoal);
  line-height: 1;
}

.stat span {
  display: block;
  margin-top: 0.5rem;
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--taupe-dark);
}

/* ---------- grids ---------- */
.grid {
  display: grid;
  gap: clamp(1.25rem, 3vw, 2rem);
}

.grid--3 {
  grid-template-columns: repeat(3, 1fr);
}

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

.grid--4 {
  grid-template-columns: repeat(4, 1fr);
}

/* ---------- material / slab cards ---------- */
.card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.card .swatch {
  aspect-ratio: 4 / 3;
  background-size: cover;
  background-position: center;
}

.card .swatch img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.card .card-body {
  padding: 1.4rem 1.5rem 1.6rem;
}

.card h3 {
  margin-bottom: 0.25rem;
}

.card .meta {
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--taupe-dark);
  margin-bottom: 0.75rem;
}

.card p {
  font-size: 0.95rem;
  margin: 0;
}

.tag {
  display: inline-block;
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.25rem 0.6rem;
  border: 1px solid var(--line);
  color: var(--taupe-dark);
  margin: 0.75rem 0.4rem 0 0;
}

.tag--in {
  border-color: #b6c9b0;
  color: #4c6a44;
}

.tag--low {
  border-color: #d8c39a;
  color: #8a6d33;
}

.tag--out {
  border-color: #d9b3ac;
  color: #9c5348;
}

/* ---------- swatch textures (pure CSS placeholders) ---------- */
.tx-marble {
  background: conic-gradient(from 210deg at 30% 30%, #efe9df, #d8cfc0, #efe9df),
    linear-gradient(115deg, #f3efe6 0%, #e6ddcd 45%, #f3efe6 100%);
}
.tx-marble::after {
  content: "";
}

.tx-carrara {
  background: linear-gradient(120deg, #f4f3ef, #e7e6df 40%, #f4f3ef),
    repeating-linear-gradient(58deg, rgba(120, 120, 120, 0.14) 0 1px, transparent 1px 22px);
}
.tx-calacatta {
  background: linear-gradient(115deg, #f7f4ec, #ece5d3 50%, #f7f4ec),
    repeating-linear-gradient(48deg, rgba(150, 120, 70, 0.22) 0 2px, transparent 2px 40px);
}
.tx-nero {
  background: linear-gradient(120deg, #1f1e1c, #33302b 45%, #1f1e1c),
    repeating-linear-gradient(50deg, rgba(210, 200, 180, 0.16) 0 1px, transparent 1px 30px);
}
.tx-granite-black {
  background: radial-gradient(circle at 20% 20%, #4a4640 0 2px, transparent 3px),
    radial-gradient(circle at 60% 50%, #6a6459 0 1.5px, transparent 3px),
    radial-gradient(circle at 80% 30%, #3a3630 0 2px, transparent 3px),
    #2b2824;
  background-size: 26px 26px, 18px 18px, 32px 32px, 100% 100%;
}
.tx-granite-white {
  background: radial-gradient(circle at 25% 25%, #cfc7b6 0 2px, transparent 3px),
    radial-gradient(circle at 55% 60%, #8f8677 0 1.5px, transparent 3px),
    radial-gradient(circle at 78% 35%, #b6ac99 0 2px, transparent 3px),
    #ece6d9;
  background-size: 24px 24px, 20px 20px, 30px 30px, 100% 100%;
}
.tx-quartzite-blue {
  background: linear-gradient(125deg, #dfe6e6, #b9c9cb 40%, #e4eaea),
    repeating-linear-gradient(40deg, rgba(70, 100, 110, 0.25) 0 2px, transparent 2px 34px);
}
.tx-quartzite-white {
  background: linear-gradient(120deg, #f2f1ea, #dcdccf 50%, #f2f1ea),
    repeating-linear-gradient(55deg, rgba(120, 130, 120, 0.18) 0 1px, transparent 1px 26px);
}
.tx-travertine {
  background: linear-gradient(180deg, #ead9be, #dcc39c),
    repeating-linear-gradient(0deg, rgba(150, 110, 70, 0.18) 0 3px, transparent 3px 12px);
}
.tx-onyx {
  background: linear-gradient(120deg, #e9d7b8, #c88f52 45%, #e9d7b8),
    repeating-linear-gradient(60deg, rgba(255, 240, 210, 0.4) 0 2px, transparent 2px 26px);
}
.tx-soapstone {
  background: linear-gradient(120deg, #3c433f, #55605a 50%, #3c433f),
    repeating-linear-gradient(50deg, rgba(220, 225, 220, 0.14) 0 1px, transparent 1px 40px);
}
.tx-porcelain {
  background: linear-gradient(115deg, #efece6, #e0dbd1 50%, #efece6);
}

:root {
  --slab-marble: linear-gradient(115deg, #f3efe6 0%, #d8cfc0 45%, #f3efe6 100%);
}

/* ---------- split feature ---------- */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 6vw, 5rem);
  align-items: center;
}

.split .media {
  aspect-ratio: 5 / 4;
  border: 1px solid var(--line);
  background-size: cover;
  background-position: center;
}

/* ---------- list of value props ---------- */
.features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(1.5rem, 4vw, 2.75rem);
}

.feature h3 {
  font-size: 1.25rem;
  margin-bottom: 0.35rem;
}

.feature p {
  font-size: 0.95rem;
  color: var(--ink);
  margin: 0;
}

.feature .num {
  font-family: var(--font-display);
  font-size: 1rem;
  color: var(--brass);
  display: block;
  margin-bottom: 0.75rem;
  letter-spacing: 0.1em;
}

/* ---------- filter bar ---------- */
.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 2.5rem;
}

.filter {
  font-family: var(--font-body);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.6rem 1.1rem;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--taupe-dark);
  cursor: pointer;
  transition: all 0.15s ease;
}

.filter:hover {
  border-color: var(--charcoal);
  color: var(--charcoal);
}

.filter.is-active {
  background: var(--charcoal);
  border-color: var(--charcoal);
  color: var(--bone);
}

.is-hidden {
  display: none !important;
}

/* ---------- forms ---------- */
.form {
  display: grid;
  gap: 1.25rem;
  max-width: 640px;
}

.field {
  display: grid;
  gap: 0.4rem;
}

.field label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--taupe-dark);
}

.field input,
.field select,
.field textarea {
  font-family: var(--font-body);
  font-size: 1rem;
  padding: 0.85rem 1rem;
  border: 1px solid var(--line);
  background: var(--white);
  color: var(--ink);
  border-radius: var(--radius);
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: 2px solid var(--brass);
  outline-offset: 1px;
  border-color: var(--brass);
}

.field textarea {
  min-height: 130px;
  resize: vertical;
}

.field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.form-note {
  font-size: 0.85rem;
  color: var(--taupe-dark);
}

/* ---------- contact detail blocks ---------- */
.detail-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.detail h3 {
  font-size: 1.15rem;
  margin-bottom: 0.35rem;
}

.detail p {
  font-size: 0.95rem;
  margin: 0;
}

/* ---------- CTA band ---------- */
.cta-band {
  background: var(--brass);
  color: #fff;
  text-align: center;
}

.cta-band h2 {
  color: #fff;
}

.cta-band .lede {
  color: #f8efe2;
  margin-inline: auto;
}

/* ---------- footer ---------- */
.site-footer {
  background: var(--charcoal);
  color: #cfc8ba;
  padding-block: clamp(3rem, 7vw, 4.5rem) 2rem;
  font-size: 0.9rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 2rem;
}

.site-footer .brand {
  color: #fff;
  display: inline-block;
  margin-bottom: 1rem;
}

.site-footer h4 {
  color: #fff;
  font-family: var(--font-body);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  margin: 0 0 1rem;
}

.site-footer ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.55rem;
}

.site-footer a {
  color: #cfc8ba;
}

.site-footer a:hover {
  color: #fff;
}

.footer-bottom {
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: space-between;
  color: #8f887b;
  font-size: 0.8rem;
}

/* ---------- misc ---------- */
.notice {
  border-left: 3px solid var(--brass);
  padding: 0.75rem 1.25rem;
  background: var(--bone-2);
  font-size: 0.92rem;
  color: var(--ink);
}

.prose {
  max-width: 62ch;
}

.prose h2 {
  margin-top: 2.5rem;
}

/* ---------- responsive ---------- */
@media (max-width: 900px) {
  .grid--3,
  .grid--4,
  .features,
  .detail-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

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

@media (max-width: 640px) {
  .nav-toggle {
    display: block;
  }

  .nav-links {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: var(--bone);
    border-bottom: 1px solid var(--line);
    padding: 0.5rem var(--gutter) 1.5rem;
    display: none;
  }

  .nav-open .nav-links {
    display: flex;
  }

  .nav-links li {
    padding: 0.9rem 0;
    border-bottom: 1px solid var(--line);
  }

  .nav-links .btn {
    margin-top: 1rem;
    text-align: center;
  }

  .grid--2,
  .grid--3,
  .grid--4,
  .features,
  .detail-grid,
  .field-row {
    grid-template-columns: 1fr;
  }

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