/* ==========================================================================
   Stuart Sutcliffe Fine Art Prints — rebuild
   Original stylesheet. Dependency-free. Design tokens sampled from the live
   site's palette/rhythm (fine-art gallery aesthetic). No external fonts.
   ========================================================================== */

/* ---- Tokens ------------------------------------------------------------- */
:root {
  --ink:          #16181d;
  --ink-soft:     #44474f;
  --muted:        #5f6169;   /* darkened for WCAG AA contrast on light surfaces */
  --line:         #e4e6ec;
  --surface:      #ffffff;
  --surface-alt:  #f4f6fb;   /* light cool panel */
  --surface-tint: #eef1f7;
  --surface-dark: #14171c;   /* trust band + footer */
  --accent:       #c8102e;   /* announcement bar */
  --cta:          #0e1626;   /* solid dark button */
  --focus:        #2b6cb0;

  --font-display: Georgia, "Times New Roman", "Iowan Old Style", serif;
  --font-sans:    system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

  --wrap:  1180px;
  --gap:   clamp(16px, 3vw, 40px);
  --radius: 2px;
  --shadow: 0 10px 30px rgba(18, 20, 28, .10);
  --shadow-sm: 0 4px 14px rgba(18, 20, 28, .08);
}

/* ---- Reset-ish ---------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--ink);
  background: var(--surface);
  line-height: 1.65;
  font-size: 17px;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; }

/* Visible keyboard focus (accessibility) */
:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; }

/* Skip link */
.skip-link {
  position: absolute; left: -999px; top: 0; z-index: 200;
  background: var(--ink); color: #fff; padding: 10px 16px;
}
.skip-link:focus { left: 8px; top: 8px; }

/* ---- Layout helpers ----------------------------------------------------- */
.wrap { width: min(100% - 2 * var(--gap), var(--wrap)); margin-inline: auto; }
.section { padding: clamp(48px, 7vw, 96px) 0; }
.section--tint { background: var(--surface-alt); }
.center { text-align: center; }

/* Section eyebrow + heading pattern */
.eyebrow {
  font-size: .72rem; letter-spacing: .28em; text-transform: uppercase;
  color: var(--muted); font-weight: 600; margin: 0 0 .6rem;
}
.h-display {
  font-family: var(--font-display);
  font-weight: 500; letter-spacing: .06em;
  line-height: 1.15; margin: 0;
}
.section-title {
  font-family: var(--font-display);
  font-weight: 500; letter-spacing: .22em; text-transform: uppercase;
  font-size: clamp(1.3rem, 2.4vw, 1.9rem);
  margin: 0 0 .4rem; color: var(--ink);
}
.section-sub {
  font-size: .78rem; letter-spacing: .26em; text-transform: uppercase;
  color: var(--muted); margin: 0 0 1.6rem;
}
.lead {
  max-width: 62ch; margin-inline: auto; color: var(--ink-soft);
  font-size: 1.02rem;
}

/* ---- Buttons ------------------------------------------------------------ */
.btn {
  display: inline-block; padding: .85em 2.2em;
  font-size: .74rem; letter-spacing: .2em; text-transform: uppercase;
  font-weight: 600; border-radius: var(--radius);
  border: 1px solid var(--ink); color: var(--ink); background: transparent;
  transition: background .2s ease, color .2s ease, border-color .2s ease;
}
.btn:hover, .btn:focus-visible { background: var(--ink); color: #fff; }
.btn--solid { background: var(--cta); border-color: var(--cta); color: #fff; }
.btn--solid:hover, .btn--solid:focus-visible { background: #000; border-color: #000; }
.btn--light { border-color: #fff; color: #fff; }
.btn--light:hover, .btn--light:focus-visible { background: #fff; color: var(--ink); }
.btn--sm { padding: .7em 1.6em; }

/* ==========================================================================
   HEADER
   ========================================================================== */
.announce {
  background: var(--accent); color: #fff; text-align: center;
  font-size: .82rem; padding: .5rem 1rem; letter-spacing: .01em;
}
.announce a { text-decoration: underline; font-weight: 600; }

.topbar {
  display: flex; justify-content: flex-end; gap: 1.2rem;
  font-size: .72rem; letter-spacing: .12em; text-transform: uppercase;
  color: var(--muted); padding: .5rem 0; border-bottom: 1px solid var(--line);
}
.topbar a:hover { color: var(--ink); }

.masthead {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,.96); backdrop-filter: saturate(1.2) blur(6px);
  border-bottom: 1px solid var(--line);
}
.masthead__inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 1.5rem; padding: .8rem 0;
}
.brand { display: flex; align-items: center; gap: .6rem; }
.brand img { width: clamp(150px, 20vw, 210px); }
.brand__fallback { font-family: var(--font-display); font-size: 1.4rem; letter-spacing: .04em; }

/* Primary nav */
.nav { display: flex; align-items: center; gap: clamp(.8rem, 1.6vw, 1.6rem); }
.nav a {
  font-size: .78rem; letter-spacing: .12em; text-transform: uppercase;
  color: var(--ink-soft); padding: .4rem 0; position: relative;
}
.nav a[aria-current="page"] { color: var(--ink); }
.nav a::after {
  content: ""; position: absolute; left: 0; bottom: -2px; height: 1px; width: 0;
  background: var(--ink); transition: width .2s ease;
}
.nav a:hover::after, .nav a[aria-current="page"]::after { width: 100%; }

.header-tools { display: flex; align-items: center; gap: 1rem; }
.icon-btn {
  background: none; border: 0; color: var(--ink-soft); padding: 4px;
  display: inline-flex; align-items: center; justify-content: center;
}
.icon-btn:hover { color: var(--ink); }
.icon-btn svg { width: 20px; height: 20px; }

/* Mobile nav toggle */
.nav-toggle { display: none; }

/* Social rail (desktop, fixed left) */
.social-rail {
  position: fixed; left: 0; top: 42%; z-index: 90;
  display: flex; flex-direction: column;
}
.social-rail a {
  width: 34px; height: 34px; display: grid; place-items: center;
  background: var(--ink); color: #fff;
}
.social-rail a:hover { background: var(--accent); }
.social-rail svg { width: 16px; height: 16px; fill: currentColor; }

/* ==========================================================================
   HERO
   ========================================================================== */
.hero {
  position: relative; background: var(--surface-alt);
  border-bottom: 1px solid var(--line);
}
.hero__media { width: 100%; }
.hero__media img { width: 100%; object-fit: cover; }
.hero--tall .hero__media img { max-height: 62vh; }

.hero--overlay { display: grid; }
.hero--overlay .hero__media, .hero--overlay .hero__caption { grid-area: 1 / 1; }
.hero__caption {
  align-self: center; justify-self: center; text-align: center; padding: 2rem;
  color: var(--ink);
}
.hero__caption .h-display { font-size: clamp(1.6rem, 4vw, 3rem); }

/* Intro strip under hero */
.intro { text-align: center; }
.intro p { max-width: 70ch; margin-inline: auto; color: var(--ink-soft); }

/* ==========================================================================
   COLLECTION GRID (home) — 2x2 cards
   ========================================================================== */
.grid-collections {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--gap);
}
.card {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius); overflow: hidden;
  display: flex; flex-direction: column; box-shadow: var(--shadow-sm);
  transition: transform .25s ease, box-shadow .25s ease;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.card__label {
  text-align: center; padding: 1rem; font-family: var(--font-display);
  letter-spacing: .2em; text-transform: uppercase; font-size: 1rem;
  border-bottom: 1px solid var(--line);
}
.card__media { aspect-ratio: 16 / 10; overflow: hidden; }
.card__media img { width: 100%; height: 100%; object-fit: cover; }
.card__body { padding: 1.2rem; text-align: center; margin-top: auto; }

/* ==========================================================================
   FEATURED works
   ========================================================================== */
.grid-featured { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--gap); }
.artwork { text-align: center; }
.artwork__frame {
  background: var(--surface); border: 1px solid var(--line); padding: 1.2rem;
  box-shadow: var(--shadow-sm); margin-bottom: 1rem;
}
.artwork__frame img { width: 100%; height: 420px; object-fit: contain; }
.artwork__title {
  font-family: var(--font-display); letter-spacing: .18em; text-transform: uppercase;
  font-size: 1rem; margin: .2rem 0 .8rem;
}

/* Print strip (featured prints row) */
.print-strip {
  display: grid; grid-auto-flow: column; grid-auto-columns: minmax(150px, 1fr);
  gap: 14px; overflow-x: auto; padding-bottom: 10px; scroll-snap-type: x mandatory;
}
.print-strip img {
  height: 200px; width: 100%; object-fit: cover; scroll-snap-align: start;
  border: 1px solid var(--line); background: #fff;
}

/* ==========================================================================
   ABOUT / BIO
   ========================================================================== */
.bio { display: grid; grid-template-columns: 1fr 1.1fr; gap: clamp(24px, 5vw, 64px); align-items: center; }
.bio__media img { width: 100%; box-shadow: var(--shadow); filter: grayscale(1); }
.bio__body .eyebrow { color: var(--muted); }
.bio__body p { color: var(--ink-soft); }

/* ==========================================================================
   GATEWAY (3 columns)
   ========================================================================== */
.gateway { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--gap); }
.gateway__col { text-align: center; }
.gateway__media { aspect-ratio: 1 / 1; overflow: hidden; margin-bottom: 1rem; border: 1px solid var(--line); }
.gateway__media img { width: 100%; height: 100%; object-fit: cover; }
.gateway__title {
  font-family: var(--font-display); letter-spacing: .16em; text-transform: uppercase;
  font-size: 1.05rem; margin: 0 0 .9rem; line-height: 1.4;
}

/* ==========================================================================
   COLLECTIONS PAGE — stacked collages
   ========================================================================== */
.collection-block { text-align: center; }
.collection-block + .collection-block { border-top: 1px solid var(--line); }
.scene-strip {
  display: grid; grid-auto-flow: column; grid-auto-columns: minmax(220px, 1fr);
  gap: 14px; overflow-x: auto; margin-top: 1.6rem; padding-bottom: 12px;
  scroll-snap-type: x mandatory;
}
.scene-strip img {
  width: 100%; height: 240px; object-fit: cover; scroll-snap-align: center;
  border: 1px solid var(--line);
}

/* ==========================================================================
   3D GALLERY page — responsive 16:9 embeds
   ========================================================================== */
.gallery-block { text-align: center; }
.gallery-block + .gallery-block { margin-top: clamp(40px, 6vw, 80px); }
.embed {
  position: relative; aspect-ratio: 16 / 9; margin-top: 1.4rem;
  background: #1c2027 center/cover no-repeat; overflow: hidden;
  border: 1px solid var(--line); border-radius: var(--radius);
}
.embed iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.embed__overlay {
  position: absolute; inset: 0; display: grid; place-content: center; gap: 1rem;
  text-align: center; color: #fff;
  background: linear-gradient(to bottom, rgba(10,12,16,.35), rgba(10,12,16,.62));
}
.embed__overlay .btn { backdrop-filter: blur(2px); }

/* ==========================================================================
   NEWSLETTER
   ========================================================================== */
.newsletter { text-align: center; }
.newsletter form {
  display: flex; gap: 10px; max-width: 480px; margin: 1.4rem auto 0; flex-wrap: wrap;
  justify-content: center;
}
.newsletter input[type="email"] {
  flex: 1 1 240px; padding: .9em 1em; border: 1px solid var(--line);
  border-radius: var(--radius); font: inherit; background: #fff;
}
.field-note { font-size: .82rem; color: var(--muted); margin-top: .8rem; }

/* ==========================================================================
   TRUST band
   ========================================================================== */
.trust {
  background: var(--surface-dark); color: #fff; text-align: center;
  padding: clamp(40px, 6vw, 72px) 0; overflow: hidden;
}
.trust__word {
  font-family: var(--font-display); letter-spacing: .3em; text-transform: uppercase;
  font-size: clamp(2.4rem, 9vw, 6rem); color: rgba(255,255,255,.08);
  margin: 0; line-height: 1;
}
.trust__items {
  display: flex; gap: clamp(1.4rem, 5vw, 4rem); justify-content: center;
  flex-wrap: wrap; margin-top: -1.4rem; position: relative;
}
.trust__item { font-size: .8rem; letter-spacing: .14em; text-transform: uppercase; color: rgba(255,255,255,.82); }
.trust__item strong { display: block; font-family: var(--font-display); font-size: 1.5rem; letter-spacing: .06em; color: #fff; }

/* ==========================================================================
   CONTACT
   ========================================================================== */
.contact { max-width: 640px; margin-inline: auto; }
/* Honeypot — off-screen rather than display:none, which some bots skip. */
.hp-field { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form-row { margin-bottom: 1.2rem; }
.form-row label {
  display: block; font-size: .78rem; letter-spacing: .12em; text-transform: uppercase;
  color: var(--ink-soft); margin-bottom: .4rem;
}
.req { color: var(--accent); }
.form-row input, .form-row textarea {
  width: 100%; padding: .85em 1em; border: 1px solid var(--line);
  border-radius: var(--radius); font: inherit; background: var(--surface-alt);
}
.form-row textarea { min-height: 150px; resize: vertical; }
.contact__details { text-align: center; margin-top: 2.4rem; color: var(--ink-soft); }
.contact__details strong { color: var(--ink); }

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer { background: var(--surface-dark); color: rgba(255,255,255,.75); padding: clamp(48px, 7vw, 80px) 0 2rem; }
.footer-grid {
  display: grid; grid-template-columns: repeat(5, 1fr); gap: 2rem;
}
.footer-col h2 {
  font-size: .74rem; letter-spacing: .18em; text-transform: uppercase;
  color: #fff; margin: 0 0 1rem; font-weight: 600;
}
.footer-col ul { list-style: none; margin: 0; padding: 0; }
.footer-col li { margin-bottom: .5rem; font-size: .9rem; }
.footer-col a:hover { color: #fff; text-decoration: underline; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.12); margin-top: 2.5rem; padding-top: 1.5rem;
  display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap;
  font-size: .82rem; color: rgba(255,255,255,.55);
}
.footer-news input[type="email"] {
  width: 100%; padding: .7em .9em; border: 1px solid rgba(255,255,255,.2);
  background: rgba(255,255,255,.06); color: #fff; border-radius: var(--radius); font: inherit;
  margin-bottom: .6rem;
}
.footer-news input::placeholder { color: rgba(255,255,255,.5); }

/* ==========================================================================
   RESPONSIVE
   ========================================================================== */
@media (max-width: 900px) {
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .bio { grid-template-columns: 1fr; }
  .gateway { grid-template-columns: 1fr; max-width: 420px; margin-inline: auto; }
  .social-rail { display: none; }
}
@media (max-width: 760px) {
  .topbar { display: none; }
  .nav {
    position: fixed; inset: 0 0 0 auto; width: min(80vw, 320px);
    background: #fff; flex-direction: column; align-items: flex-start;
    padding: 5rem 1.6rem 2rem; gap: 1.2rem; transform: translateX(100%);
    transition: transform .28s ease; box-shadow: var(--shadow); z-index: 120;
  }
  .nav[data-open="true"] { transform: translateX(0); }
  .nav-toggle {
    display: inline-flex; flex-direction: column; gap: 5px; background: none;
    border: 0; padding: 8px; z-index: 130;
  }
  .nav-toggle span { width: 24px; height: 2px; background: var(--ink); transition: .25s; }
  .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); }
  .nav-backdrop { position: fixed; inset: 0; background: rgba(0,0,0,.4); z-index: 110; }
}
@media (max-width: 620px) {
  .grid-collections, .grid-featured { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .artwork__frame img { height: 320px; }
}

/* ==========================================================================
   PRINT — keep backgrounds (mirrors the project's print-friendly convention)
   ========================================================================== */
@media print {
  .announce, .social-rail, .nav-toggle, .newsletter form { display: none; }
  * { -webkit-print-color-adjust: exact; print-color-adjust: exact; }
}

/* ==========================================================================
   STOREFRONT
   ========================================================================== */
/* header cart badge */
.cart-badge {
  position: absolute; top: -6px; right: -8px; min-width: 16px; height: 16px;
  padding: 0 4px; border-radius: 8px; background: var(--accent); color: #fff;
  font-size: .62rem; line-height: 16px; text-align: center; font-weight: 700;
}
.header-tools .icon-btn { position: relative; }

/* shop grid */
.shop-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--gap); }
.shop-card {
  display: flex; flex-direction: column; background: var(--surface);
  border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden;
  box-shadow: var(--shadow-sm); transition: transform .25s ease, box-shadow .25s ease;
}
.shop-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.shop-card__media { aspect-ratio: 4 / 5; background: var(--surface-alt); overflow: hidden; }
.shop-card__media img { width: 100%; height: 100%; object-fit: contain; padding: 8%; }
.shop-card__body { padding: 1rem 1.1rem 1.3rem; text-align: center; border-top: 1px solid var(--line); }
.shop-card__name { font-family: var(--font-display); letter-spacing: .1em; text-transform: uppercase; font-size: 1rem; margin: 0 0 .2rem; }
.shop-card__meta { font-size: .72rem; letter-spacing: .16em; text-transform: uppercase; color: var(--muted); margin: 0 0 .5rem; }
.shop-card__price { font-family: var(--font-display); font-size: 1.05rem; margin: 0; }

/* collection filter */
.shop-filter { display: flex; gap: .4rem; justify-content: center; flex-wrap: wrap; margin-bottom: 2rem; }
.shop-filter a {
  font-size: .74rem; letter-spacing: .14em; text-transform: uppercase; color: var(--ink-soft);
  padding: .5em 1.15em; border: 1px solid var(--line); border-radius: var(--radius); transition: background .15s, color .15s, border-color .15s;
}
.shop-filter a:hover { border-color: var(--ink-soft); }
.shop-filter a[aria-current="true"] { background: var(--ink); color: #fff; border-color: var(--ink); }

/* product page */
.product { display: grid; grid-template-columns: 1.05fr 1fr; gap: clamp(24px, 5vw, 64px); align-items: start; }
.product__media { background: var(--surface-alt); border: 1px solid var(--line); padding: clamp(16px,4vw,44px); }
.product__media img { width: 100%; height: auto; object-fit: contain; box-shadow: var(--shadow); background: #fff; }
.product__detail .eyebrow a { color: var(--muted); }
.product__detail .eyebrow a:hover { color: var(--ink); }
.product__price { font-family: var(--font-display); font-size: 1.8rem; margin: .2rem 0 1.2rem; }
.product__prov { display: inline-block; font-family: var(--font-sans); font-size: .66rem; letter-spacing: .1em;
  text-transform: uppercase; color: var(--muted); vertical-align: middle; margin-left: .5rem; }
.product__msg-label { display: block; font-size: .72rem; letter-spacing: .14em; text-transform: uppercase; color: var(--ink-soft); margin-bottom: .4rem; }
.product__msg { width: 100%; padding: .8em 1em; border: 1px solid var(--line); border-radius: var(--radius); font: inherit; background: var(--surface-alt); resize: vertical; }
.product__actions { display: flex; flex-wrap: wrap; gap: .8rem; align-items: center; margin: 1.2rem 0 1.6rem; }
.qty { display: inline-flex; align-items: center; border: 1px solid var(--ink); border-radius: var(--radius); }
.qty button { background: none; border: 0; width: 38px; height: 40px; font-size: 1.1rem; }
.qty span { min-width: 30px; text-align: center; }
.opt { border: 0; border-top: 1px solid var(--line); padding: 1.2rem 0 0; margin: 0 0 1rem; }
.opt legend { font-size: .72rem; letter-spacing: .16em; text-transform: uppercase; color: var(--muted); padding: 0; margin-bottom: .7rem; }
.opt-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: .6rem; }
.opt-chip { text-align: left; padding: .75em 1em; border: 1px solid var(--line); border-radius: var(--radius);
  background: var(--surface); font-size: .82rem; transition: border-color .15s, background .15s; }
.opt-chip:hover { border-color: var(--ink-soft); }
.opt-chip.is-active { border-color: var(--ink); background: var(--surface-alt); font-weight: 600; }
.opt select { width: 100%; padding: .8em 1em; border: 1px solid var(--line); border-radius: var(--radius); font: inherit; background: var(--surface); }
.product__desc { color: var(--ink-soft); border-top: 1px solid var(--line); padding-top: 1.2rem; }

/* cart drawer */
#cart-scrim { position: fixed; inset: 0; background: rgba(10,12,16,.45); z-index: 140; }
#cart-scrim[hidden] { display: none; }
#cart-drawer {
  position: fixed; top: 0; right: 0; height: 100%; width: min(92vw, 400px); z-index: 150;
  background: #fff; box-shadow: var(--shadow); display: flex; flex-direction: column;
  transform: translateX(100%); transition: transform .28s ease;
}
#cart-drawer[aria-hidden="false"] { transform: translateX(0); }
.cart-head { display: flex; align-items: center; justify-content: space-between; padding: 1.1rem 1.3rem;
  border-bottom: 1px solid var(--line); font-size: .8rem; letter-spacing: .2em; text-transform: uppercase; }
.cart-x { background: none; border: 0; font-size: 1.3rem; line-height: 1; color: var(--muted); }
.cart-x:hover { color: var(--ink); }
#cart-lines { flex: 1; overflow-y: auto; padding: 1rem 1.3rem; }
.cart-empty { color: var(--muted); text-align: center; margin-top: 2rem; }
.cart-line { display: flex; gap: .9rem; padding: 1rem 0; border-bottom: 1px solid var(--line); }
.cart-thumb { width: 66px; height: 82px; object-fit: contain; background: var(--surface-alt); border: 1px solid var(--line); }
.cart-info { flex: 1; }
.cart-name { display: flex; justify-content: space-between; gap: .5rem; font-family: var(--font-display);
  letter-spacing: .06em; text-transform: uppercase; font-size: .9rem; }
.cart-opts { list-style: none; margin: .35rem 0; padding: 0; font-size: .74rem; color: var(--muted); }
.cart-opts li { margin-bottom: .1rem; }
.cart-qty { display: flex; align-items: center; gap: .4rem; margin-top: .4rem; }
.cart-qty button { width: 26px; height: 26px; border: 1px solid var(--line); background: #fff; border-radius: var(--radius); }
.cart-line-total { margin-left: auto; font-weight: 600; }
.cart-foot { border-top: 1px solid var(--line); padding: 1.2rem 1.3rem; }
.cart-row { display: flex; justify-content: space-between; font-size: 1rem; margin-bottom: .3rem; }
.cart-note { font-size: .72rem; color: var(--muted); margin: .3rem 0 1rem; }

@media (max-width: 1000px) { .shop-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 820px)  { .shop-grid { grid-template-columns: repeat(2, 1fr); } .product { grid-template-columns: 1fr; } }
@media (max-width: 480px)  { .opt-grid { grid-template-columns: 1fr; } }