/* Smiles × Advene — editorial catalog system. Advene tokens bound verbatim from DESIGN.md. */
:root {
  /* Colors */
  --color-parchment-stone: #dfe0db;
  --color-bone-white: #eeefea;
  --color-pure-white: #ffffff;
  --color-carbon: #000000;
  --color-graphite: #3c3c3b;
  --color-ash: #808080;
  --color-inkstone: #121212;
  --color-oxblood: #66040c;
  --color-olive-khaki: #9a9260;
  --color-sage-stone: #c1c19f;
  --color-buttercream: #f7dc99;
  --color-pale-buttercream: #f8e9ac;
  --color-cobalt-outline: #007aff;

  /* Typography — Signifier stands in via Lora, Pitch via IBM Plex Mono */
  --font-signifier: 'Signifier', 'Lora', Georgia, 'Times New Roman', serif;
  --font-pitch: 'Pitch', 'IBM Plex Mono', ui-monospace, 'SFMono-Regular', monospace;

  --text-caption: 11px;    --leading-caption: 1.7;    --tracking-caption: 0.7px;
  --text-body-sm: 14px;    --leading-body-sm: 1.67;
  --text-body: 18px;       --leading-body: 1.5;
  --text-subheading: 24px; --leading-subheading: 1.3;
  --text-heading-sm: 28px; --leading-heading-sm: 1.2;  --tracking-heading-sm: 0.5px;
  --text-heading: 36px;    --leading-heading: 1.15;    --tracking-heading: 0.8px;

  /* Spacing */
  --spacing-4: 4px; --spacing-8: 8px; --spacing-12: 12px; --spacing-20: 20px;
  --spacing-24: 24px; --spacing-40: 40px; --spacing-60: 60px; --spacing-120: 120px;

  /* Layout */
  --page-max-width: 1440px;
  --card-padding: 40px;
  --element-gap: 12px;

  /* Radii — two-radius system: pill 41, outline 20, everything else sharp */
  --radius-cards: 0px;
  --radius-buttons: 20px;
  --radius-pills: 41px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { -webkit-font-smoothing: antialiased; scroll-behavior: smooth; }
body {
  background: var(--color-parchment-stone);
  color: var(--color-carbon);
  font-family: var(--font-signifier);
  font-weight: 400;
  font-size: var(--text-body-sm);
  line-height: var(--leading-body-sm);
}
img { display: block; max-width: 100%; }
a { color: var(--color-carbon); text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; letter-spacing: inherit; }
em, i { font-style: italic; }

:focus-visible { outline: 2px solid var(--color-cobalt-outline); outline-offset: 2px; }
.skip-link { position: absolute; left: -9999px; top: 0; z-index: 100; background: var(--color-carbon); color: var(--color-pure-white); padding: 12px 18px; font-size: var(--text-body-sm); }
.skip-link:focus { left: 0; }

/* ——— Type roles ——— */
.mono {
  font-family: var(--font-pitch);
  font-size: var(--text-caption);
  line-height: var(--leading-caption);
  letter-spacing: var(--tracking-caption);
  text-transform: uppercase;
}
.h-editorial {
  font-size: var(--text-heading-sm);
  line-height: var(--leading-heading-sm);
  letter-spacing: var(--tracking-heading-sm);
  font-weight: 400;
}
.h-editorial .it { font-style: italic; display: block; }
.h-large { font-size: var(--text-heading); line-height: var(--leading-heading); letter-spacing: var(--tracking-heading); font-weight: 400; }
.body-lg { font-size: var(--text-body); line-height: var(--leading-body); }

/* ——— Arrow link ——— */
.arrow-link { font-size: var(--text-body-sm); display: inline-flex; align-items: center; gap: 8px; padding: 4px 0; }
.arrow-link::after { content: '\2192'; font-family: var(--font-signifier); }
.arrow-link:hover { text-decoration: underline; text-underline-offset: 3px; }

/* ——— Buttons ——— */
.pill-cta {
  display: inline-block;
  background: var(--color-pure-white);
  border: 1px solid var(--color-carbon);
  border-radius: var(--radius-pills);
  padding: 12px 24px;
  font-size: var(--text-body-sm);
  line-height: 1.4;
  transition: background .15s ease;
}
.pill-cta::after { content: ' \2192'; }
.pill-cta:hover { background: var(--color-pale-buttercream); }
.pill-cta:active { transform: translateY(1px); }
.btn-outline {
  display: inline-block;
  background: transparent;
  border: 1px solid var(--color-cobalt-outline);
  border-radius: var(--radius-buttons);
  color: var(--color-cobalt-outline);
  padding: 12px 20px;
  font-size: var(--text-body-sm);
  line-height: 1.4;
  transition: background .15s ease;
}
.btn-outline:hover { background: rgba(0, 122, 255, .06); }
.btn-outline:active { transform: translateY(1px); }
.btn-outline.is-added { border-color: var(--color-carbon); color: var(--color-carbon); }

/* ——— Announcement bar ——— */
.announce { background: var(--color-buttercream); text-align: center; padding: 10px 16px; color: var(--color-carbon); }

/* ——— Nav ——— */
.nav {
  background: var(--color-pure-white);
  border-bottom: 1px solid var(--color-carbon);
  display: grid; grid-template-columns: 1fr auto 1fr;
  align-items: center; gap: var(--spacing-12);
  padding: 16px 40px;
}
.nav-links { display: flex; gap: var(--spacing-20); align-items: center; flex-wrap: wrap; font-size: var(--text-body-sm); color: var(--color-graphite); }
.nav-links.right { justify-content: flex-end; }
.nav-links a { color: var(--color-graphite); }
.nav-links a:hover, .nav-links button:hover { text-decoration: underline; text-underline-offset: 3px; }
.nav-links a.current { text-decoration: underline; text-underline-offset: 3px; color: var(--color-carbon); }
[data-i18n-lang].active { text-decoration: underline; text-underline-offset: 3px; color: var(--color-carbon); }
.wordmark { font-size: var(--text-body); letter-spacing: 0.42em; text-transform: uppercase; color: var(--color-carbon); margin-right: -0.42em; }
.wordmark:hover { text-decoration: none; }
.cart-wrap { position: relative; display: inline-flex; }
.cart-open { display: inline-flex; padding: 8px; margin: -8px; }
.util-icon { width: 17px; height: 17px; stroke: var(--color-carbon); fill: none; stroke-width: 1.2; display: block; }
.cart-count {
  position: absolute; top: -7px; right: -9px;
  min-width: 15px; height: 15px; padding: 0 3px;
  background: var(--color-oxblood); color: var(--color-pure-white);
  font-family: var(--font-pitch); font-size: 10px; line-height: 15px;
  text-align: center; letter-spacing: 0; border-radius: 0; display: none;
}
.cart-count.on { display: block; }

/* ——— Split hero ——— */
.hero-split { display: grid; grid-template-columns: 1fr 1fr; height: calc(100vh - 110px); min-height: 520px; position: relative; }
.hero-panel { position: relative; overflow: hidden; }
.hero-panel img { width: 100%; height: 100%; object-fit: cover; }
.hero-letter {
  position: absolute; right: -0.06em; bottom: -0.28em;
  font-size: clamp(220px, 34vw, 520px); line-height: 1;
  color: var(--color-buttercream); font-style: italic; user-select: none; pointer-events: none;
}
.hero-cta { position: absolute; left: 40px; bottom: 40px; z-index: 2; }
.hero-tagline { position: absolute; right: 40px; bottom: 40px; z-index: 2; color: var(--color-pure-white); mix-blend-mode: difference; }

/* ——— Sections ——— */
.section { padding: var(--spacing-120) 40px; max-width: var(--page-max-width); margin: 0 auto; }
.section-tight { padding-top: var(--spacing-60); }
.section-head-row { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: var(--spacing-12); margin-bottom: var(--spacing-40); }
.eyebrow { color: var(--color-oxblood); margin-bottom: var(--spacing-12); }

/* ——— Product cards ——— */
.card-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--spacing-12); }
.card-grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
.pcard { background: var(--color-pure-white); display: block; }
.pcard-photo { background: var(--color-pure-white); aspect-ratio: 1/1; position: relative; overflow: hidden; }
.pcard-photo img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; mix-blend-mode: multiply; transition: opacity .35s ease; }
.pcard-photo img.alt { opacity: 0; }
.pcard:hover .pcard-photo img.alt { opacity: 1; }
.pcard:hover .pcard-photo img.main { opacity: 0; }
.pcard-info { display: flex; justify-content: space-between; align-items: baseline; gap: var(--spacing-8); padding: var(--spacing-12) var(--spacing-20) var(--spacing-20); }
.pcard-name { font-size: var(--text-body); }
.pcard:hover .pcard-name { text-decoration: underline; text-underline-offset: 3px; }
.pcard-price { font-size: var(--text-body-sm); color: var(--color-graphite); }
.pcard-meta { padding: 0 var(--spacing-20) var(--spacing-20); color: var(--color-ash); margin-top: -10px; }
.pcard-soldout { color: var(--color-oxblood); }
.pcard:has(.pcard-soldout) .pcard-photo img { filter: grayscale(1); opacity: .9; }

/* ——— Feature section (roman + italic heading, bleed image) ——— */
.feature { display: grid; grid-template-columns: 1fr 1fr; align-items: center; background: var(--color-bone-white); }
.feature-media { overflow: hidden; }
.feature-media img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(.85); aspect-ratio: 4/3; }
.feature-body { padding: var(--spacing-60); max-width: 620px; }
.feature-body .h-editorial { margin-bottom: var(--spacing-24); }
.feature-body p { margin-bottom: var(--spacing-24); max-width: 46ch; }

/* ——— Model index (press-list adaptation) ——— */
.model-index { display: grid; grid-template-columns: minmax(220px, 1fr) 1.4fr; gap: var(--spacing-60); align-items: start; }
.mi-list { display: flex; flex-direction: column; gap: var(--spacing-8); }
.mi-item {
  text-align: left; font-size: var(--text-body); color: var(--color-ash);
  padding: 10px 0; width: fit-content; border-bottom: 1px solid transparent;
}
.mi-item::after { content: ':'; }
.mi-item:hover { color: var(--color-graphite); }
.mi-item.active { color: var(--color-carbon); border-bottom-color: var(--color-olive-khaki); }
.mi-stage { display: grid; grid-template-columns: minmax(0, 420px) auto; gap: var(--spacing-40); align-items: end; }
.mi-photo { background: var(--color-pure-white); aspect-ratio: 1/1; position: relative; overflow: hidden; }
.mi-photo img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; mix-blend-mode: multiply; }
.mi-caption .mono { color: var(--color-ash); margin-bottom: var(--spacing-8); }
.mi-caption .name { font-size: var(--text-subheading); line-height: var(--leading-subheading); margin-bottom: var(--spacing-4); }
.mi-caption .price { color: var(--color-graphite); margin-bottom: var(--spacing-20); }

/* ——— Halftone story image ——— */
.story { display: grid; grid-template-columns: minmax(280px, 420px) 1fr; gap: var(--spacing-60); align-items: center; }
.halftone { position: relative; overflow: hidden; }
.halftone img { filter: grayscale(1) contrast(1.05) brightness(1.02); width: 100%; }
.halftone::before { content: ''; position: absolute; inset: 0; background: var(--color-olive-khaki); mix-blend-mode: color; }
.halftone::after {
  content: ''; position: absolute; inset: 0;
  background-image: radial-gradient(circle, rgba(18, 18, 18, .5) 1px, transparent 1.4px);
  background-size: 5px 5px; mix-blend-mode: overlay;
}
.story-text p { font-size: var(--text-body); line-height: var(--leading-body); margin-bottom: var(--spacing-24); max-width: 52ch; }

/* ——— Diagonal split divider (hard 45° print device) ——— */
.split-divider { height: 56px; background: linear-gradient(45deg, var(--color-buttercream) 0%, var(--color-buttercream) 49%, var(--color-parchment-stone) 50%, var(--color-parchment-stone) 100%); }

/* ——— Vertical side tab ——— */
.side-tab {
  position: fixed; right: 0; top: 50%; z-index: 30;
  transform: translateY(-50%);
  writing-mode: vertical-rl;
  padding: 14px 8px;
  color: var(--color-oxblood);
}
.side-tab:hover { text-decoration: underline; text-underline-offset: 3px; }

/* ——— PDP ——— */
.pdp { display: grid; grid-template-columns: 1.1fr .9fr; gap: var(--spacing-60); padding: var(--spacing-60) 40px; max-width: var(--page-max-width); margin: 0 auto; }
.pdp-media { position: sticky; top: var(--spacing-24); align-self: start; }
.pdp-stage { background: var(--color-pure-white); aspect-ratio: 4/5; position: relative; overflow: hidden; }
.pdp-stage img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; mix-blend-mode: multiply; }
.pdp-thumbs { display: flex; gap: var(--spacing-8); margin-top: var(--spacing-12); flex-wrap: wrap; }
.pdp-thumb { width: 56px; height: 56px; background: var(--color-pure-white); overflow: hidden; position: relative; border: 1px solid var(--color-parchment-stone); padding: 0; }
.pdp-thumb.active { border-color: var(--color-carbon); }
.pdp-thumb img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; mix-blend-mode: multiply; }
.pdp-info { display: flex; flex-direction: column; gap: var(--spacing-24); }
.pdp-info .eyebrow { margin-bottom: 0; }
.pdp-price { font-size: var(--text-subheading); }
.pdp-desc { font-size: var(--text-body); line-height: var(--leading-body); max-width: 48ch; }
.swatches { display: flex; gap: var(--spacing-8); flex-wrap: wrap; }
.swatch {
  border: 1px solid var(--color-ash); border-radius: var(--radius-buttons);
  padding: 11px 16px; min-width: 110px; text-align: center;
  font-size: var(--text-body-sm); line-height: 1.3; color: var(--color-graphite);
  transition: background .15s ease, border-color .15s ease;
}
.swatch:hover { border-color: var(--color-carbon); color: var(--color-carbon); }
.swatch.active { background: var(--color-sage-stone); border-color: var(--color-carbon); color: var(--color-carbon); }
.soldout-note { color: var(--color-oxblood); }
.spec { width: 100%; border-collapse: collapse; }
.spec td, .spec th { padding: 10px 0; border-bottom: 1px solid rgba(128, 128, 128, .4); vertical-align: top; font-weight: 400; text-align: left; font-size: var(--text-body-sm); }
.spec tr > :first-child { width: 40%; padding-right: 20px; color: var(--color-ash); }
.spec tr:last-child > * { border-bottom: none; }
.related-wrap { padding: 0 40px var(--spacing-120); max-width: var(--page-max-width); margin: 0 auto; }
.related-wrap .mono { color: var(--color-ash); margin-bottom: var(--spacing-20); }

/* ——— Cart drawer ——— */
.cart {
  position: fixed; top: 0; right: 0; bottom: 0; width: 380px; max-width: 92vw;
  background: var(--color-pure-white); border-left: 1px solid var(--color-carbon);
  padding: var(--spacing-24); overflow-y: auto; z-index: 60;
  transform: translateX(110%); transition: transform .3s ease;
}
.cart.open { transform: translateX(0); }
.cart-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: var(--spacing-20); }
.cart-head h3 { font-size: var(--text-subheading); font-weight: 400; }
.cart-close { padding: 11px; margin: -11px; font-size: 22px; line-height: 1; }
.cart-item { display: grid; grid-template-columns: 56px 1fr auto; gap: var(--spacing-12); align-items: center; padding: var(--spacing-12) 0; border-bottom: 1px solid rgba(128, 128, 128, .35); }
.cart-item img { width: 56px; height: 56px; object-fit: cover; background: var(--color-bone-white); mix-blend-mode: multiply; }
.cart-item .mono { color: var(--color-ash); }
.cart-remove { padding: 8px; margin: -4px -8px; color: var(--color-ash); }
.cart-remove:hover { color: var(--color-oxblood); }
.cart-footer { padding-top: var(--spacing-20); display: flex; flex-direction: column; gap: var(--spacing-12); }
.cart-footer .pill-cta { text-align: center; }
.cart-footer .pill-cta::after { content: ''; }
.cart-empty { color: var(--color-ash); font-size: var(--text-body); }
.cart-continue { margin-top: var(--spacing-12); width: fit-content; }

/* ——— Footer ——— */
footer { background: var(--color-bone-white); margin-top: var(--spacing-120); }
.footer-cols { display: grid; grid-template-columns: repeat(3, 1fr) 1.4fr; gap: var(--spacing-40); padding: var(--spacing-60) 40px; max-width: var(--page-max-width); margin: 0 auto; }
.footer-col > .mono { color: var(--color-ash); margin-bottom: var(--spacing-20); display: block; }
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: var(--spacing-12); font-size: var(--text-body-sm); }
.footer-col a:hover { text-decoration: underline; text-underline-offset: 3px; }
.footer-blurb { font-size: var(--text-body); line-height: var(--leading-body); max-width: 30ch; }
.newsletter-row { display: flex; gap: var(--spacing-12); align-items: flex-end; }
.newsletter-input {
  flex: 1; background: none; border: none; border-bottom: 1px solid var(--color-carbon);
  border-radius: 0; font-family: var(--font-signifier); font-size: var(--text-body-sm);
  color: var(--color-carbon); padding: 8px 0; outline: none;
}
.newsletter-input::placeholder { color: var(--color-ash); }
.newsletter-input:focus-visible { outline: none; border-bottom-width: 2px; }
.join-btn { font-family: var(--font-pitch); font-size: var(--text-caption); letter-spacing: var(--tracking-caption); text-transform: uppercase; padding: 8px 0; }
.join-btn:hover { text-decoration: underline; text-underline-offset: 3px; }
.form-note { margin-top: 10px; color: var(--color-graphite); }
.form-note:empty { display: none; }
.footer-base { display: flex; justify-content: space-between; flex-wrap: wrap; gap: var(--spacing-12); padding: var(--spacing-20) 40px; color: var(--color-ash); max-width: var(--page-max-width); margin: 0 auto; }

/* ——— Responsive ——— */
@media (max-width: 1024px) {
  .card-grid { grid-template-columns: repeat(2, 1fr); }
  .card-grid.cols-3 { grid-template-columns: repeat(2, 1fr); }
  .pdp { grid-template-columns: 1fr; }
  .pdp-media { position: static; }
  .footer-cols { grid-template-columns: 1fr 1fr; }
  .model-index { grid-template-columns: 1fr; }
  .mi-stage { grid-template-columns: 1fr; align-items: start; }
  .feature { grid-template-columns: 1fr; }
  .story { grid-template-columns: 1fr; }
  .side-tab { display: none; }
}
@media (max-width: 640px) {
  .nav { grid-template-columns: auto 1fr; row-gap: 10px; padding: 14px 20px; }
  .wordmark { grid-row: 1; grid-column: 1; }
  .nav-links.right { grid-row: 1; grid-column: 2; }
  .nav-links.left { grid-row: 2; grid-column: 1 / -1; }
  .hero-split { grid-template-columns: 1fr; height: auto; min-height: 0; }
  .hero-panel { aspect-ratio: 4/5; }
  .hero-cta { left: 20px; bottom: 20px; }
  .hero-tagline { display: none; }
  .section { padding: var(--spacing-60) 20px; }
  .card-grid, .card-grid.cols-3 { grid-template-columns: 1fr 1fr; gap: var(--spacing-8); }
  .pcard-info { padding: var(--spacing-12); flex-direction: column; gap: 2px; }
  .pcard-meta { padding: 0 var(--spacing-12) var(--spacing-12); }
  .feature-body { padding: var(--spacing-40) var(--spacing-20); }
  .pdp { padding: var(--spacing-40) 20px; gap: var(--spacing-40); }
  .related-wrap { padding: 0 20px var(--spacing-60); }
  .footer-cols { grid-template-columns: 1fr; padding: var(--spacing-40) 20px; }
  .footer-base { padding: var(--spacing-20) 20px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; }
}