/* ============================================================
   Mathews Artisan Butchers — preview
   Ultra high-end pass · Editorial Luxury archetype
   Design system per _briefs/THEME_DNA.md
   (No glassmorphism, no decorative gradients, no card drop-shadows —
    depth comes from framing, grain, type & motion.)
   ============================================================ */

:root {
  /* Brand */
  --gold:        oklch(0.68 0.140 84);
  --gold-bright: oklch(0.75 0.145 86);
  --gold-deep:   oklch(0.55 0.115 70);

  /* Ink & light surfaces */
  --ink:        oklch(0.27 0.008 85);
  --ink-soft:   oklch(0.46 0.012 85);
  --cream:      oklch(0.965 0.018 85);
  --cream-panel:oklch(0.935 0.022 85);
  --hairline:   oklch(0.84 0.014 85);

  /* Dark surfaces */
  --near-black:  oklch(0.185 0.006 80);
  --near-black-2:oklch(0.235 0.008 80);
  --bone:        oklch(0.95 0.012 85);
  --bone-soft:   oklch(0.80 0.013 85);

  /* Accent */
  --oxblood:    oklch(0.40 0.075 30);

  /* Type */
  --font-display: "Bodoni Moda", Georgia, "Times New Roman", serif;
  --font-body: "Hanken Grotesk", "Segoe UI", system-ui, sans-serif;

  --step--1: 0.78rem;
  --step-0: 1.0625rem;
  --step-1: clamp(1.2rem, 0.95rem + 0.95vw, 1.5rem);
  --step-2: clamp(1.6rem, 1.05rem + 1.9vw, 2.35rem);
  --step-3: clamp(2.2rem, 1.3rem + 3.4vw, 3.75rem);
  --step-4: clamp(3rem, 1.4rem + 6vw, 5.5rem);
  --hero: clamp(3.2rem, 1.4rem + 8vw, 7.25rem);

  /* Spacing (4pt) */
  --space-2xs: 4px; --space-xs: 8px; --space-sm: 12px; --space-md: 16px;
  --space-lg: 24px; --space-xl: 32px; --space-2xl: 48px; --space-3xl: 72px;
  --space-4xl: 112px; --space-5xl: 160px;
  --section-y: clamp(88px, 12vw, 184px);

  /* Shape & motion */
  --radius: 2px;
  --wrap: 1240px;
  --ease-lux: cubic-bezier(0.32, 0.72, 0, 1);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --dur-fast: 240ms; --dur-mid: 520ms; --dur-slow: 760ms; --dur-cine: 1100ms;
}

/* ---------- Reset / base ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  font-family: var(--font-body);
  font-size: var(--step-0);
  line-height: 1.62;
  color: var(--ink);
  background: var(--cream);
  font-feature-settings: "kern", "liga", "calt";
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }

::selection { background: var(--gold); color: var(--near-black); }
:focus-visible { outline: 2px solid var(--gold-deep); outline-offset: 3px; border-radius: 1px; }

/* ---------- Film-grain texture (fixed, non-interactive) ---------- */
body::after {
  content: "";
  position: fixed; inset: 0; z-index: 90;
  pointer-events: none;
  opacity: 0.045;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.82' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 180px 180px;
  mix-blend-mode: soft-light;
}

/* ---------- Layout ---------- */
.wrap { width: 100%; max-width: var(--wrap); margin-inline: auto; padding-inline: clamp(22px, 5.5vw, 72px); }
.section { padding-block: var(--section-y); }

.skip-link {
  position: absolute; left: 50%; translate: -50% -150%;
  top: var(--space-sm); z-index: 200;
  background: var(--ink); color: var(--cream);
  padding: var(--space-sm) var(--space-lg); border-radius: var(--radius);
  transition: translate var(--dur-fast) var(--ease-lux);
}
.skip-link:focus { translate: -50% 0; }

/* ---------- Shared type ---------- */
.eyebrow {
  display: inline-flex; align-items: center; gap: var(--space-sm);
  font-size: var(--step--1); font-weight: 600;
  letter-spacing: 0.28em; text-transform: uppercase;
  color: var(--ink-soft);
}
.eyebrow::before {
  content: ""; width: clamp(24px, 4vw, 44px); height: 1px;
  background: currentColor; opacity: 0.5;
}
.eyebrow--gold { color: var(--gold-deep); }
.eyebrow--center { justify-content: center; }

.display {
  font-family: var(--font-display);
  font-weight: 600; line-height: 1.04; letter-spacing: -0.015em;
  font-optical-sizing: auto;
  text-wrap: balance;
}
.display em { font-style: italic; font-weight: 500; }

.link-underline {
  display: inline-flex; align-items: center; gap: 8px;
  font-weight: 600; color: var(--ink); padding-bottom: 3px;
  background-image: linear-gradient(var(--gold), var(--gold));
  background-size: 0% 1.5px; background-position: 0 100%; background-repeat: no-repeat;
  transition: background-size var(--dur-mid) var(--ease-lux);
}
.link-underline .arrow { transition: translate var(--dur-mid) var(--ease-lux); }
.link-underline:hover, .link-underline:focus-visible { background-size: 100% 1.5px; }
.link-underline:hover .arrow { translate: 5px 0; }

/* ---------- Buttons (editorial, crisp — with nested icon) ---------- */
.btn {
  --btn-bg: var(--ink); --btn-fg: var(--cream); --btn-bd: var(--ink);
  position: relative;
  display: inline-flex; align-items: center; gap: var(--space-md);
  font-family: var(--font-body); font-size: 0.98rem; font-weight: 600; letter-spacing: 0.01em;
  padding: 0.95em 1.1em 0.95em 1.6em;
  border: 1px solid var(--btn-bd); border-radius: var(--radius);
  background: var(--btn-bg); color: var(--btn-fg);
  cursor: pointer; will-change: transform;
  transition: background var(--dur-fast) var(--ease-lux), color var(--dur-fast) var(--ease-lux),
              border-color var(--dur-fast) var(--ease-lux), scale var(--dur-fast) var(--ease-lux),
              transform 280ms var(--ease-lux);
}
.btn:active { scale: 0.985; }
.btn__icon {
  display: inline-grid; place-items: center;
  width: 30px; height: 30px; border-radius: 999px;
  background: color-mix(in oklch, var(--btn-fg) 16%, transparent);
  transition: translate var(--dur-mid) var(--ease-lux), background var(--dur-fast) var(--ease-lux);
}
.btn__icon svg { width: 14px; height: 14px; }
.btn:hover .btn__icon { translate: 4px 0; background: color-mix(in oklch, var(--btn-fg) 28%, transparent); }
.btn--gold { --btn-bg: var(--gold); --btn-fg: var(--near-black); --btn-bd: var(--gold); }
.btn--gold:hover { --btn-bg: var(--gold-bright); --btn-bd: var(--gold-bright); }
.btn--ink:hover { --btn-bg: transparent; --btn-fg: var(--ink); }
.btn--ghost-light { --btn-bg: transparent; --btn-fg: var(--bone); --btn-bd: color-mix(in oklch, var(--bone) 45%, transparent); }
.btn--ghost-light:hover { --btn-bg: var(--bone); --btn-fg: var(--near-black); --btn-bd: var(--bone); }

/* ---------- Framed-print imagery (mat + offset gold rule, no shadow) ---------- */
.framed { position: relative; display: block; }
.framed__accent {
  position: absolute; inset: 0; z-index: 0;
  border: 1px solid var(--gold);
  translate: 18px 18px;
  transition: translate var(--dur-slow) var(--ease-lux);
}
.framed img { position: relative; z-index: 1; border-radius: var(--radius); }
.framed:hover .framed__accent { translate: 12px 12px; }
figcaption {
  position: relative; z-index: 1;
  font-size: var(--step--1); letter-spacing: 0.04em; color: var(--ink-soft);
  margin-top: var(--space-md);
}

/* ============================================================
   Header / nav — floating, refined, solid (no glass)
   ============================================================ */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  transition: background var(--dur-mid) var(--ease-lux), border-color var(--dur-mid) var(--ease-lux);
  border-bottom: 1px solid transparent;
}
/* Legibility scrim behind the nav on the banner (fades out once scrolled) */
.site-header::before {
  content: ""; position: absolute; inset: 0 0 auto 0; height: 240%; z-index: -1;
  pointer-events: none;
  background: linear-gradient(to bottom, color-mix(in oklch, var(--near-black) 58%, transparent), transparent);
  transition: opacity var(--dur-mid) var(--ease-lux);
}
.site-header.is-scrolled::before { opacity: 0; }
.site-header__inner {
  display: flex; align-items: center; justify-content: space-between; gap: var(--space-lg);
  padding-block: clamp(16px, 2.2vw, 26px);
}
.site-header.is-scrolled { background: var(--cream); border-bottom-color: var(--hairline); }

.brand { display: flex; align-items: center; line-height: 1; }
.brand__logo {
  height: clamp(44px, 5vw, 66px); width: auto;
  filter: drop-shadow(0 2px 14px color-mix(in oklch, var(--near-black) 70%, transparent));
  transition: filter var(--dur-mid) var(--ease-lux);
}
.site-header.is-scrolled .brand__logo { filter: drop-shadow(0 1px 2px color-mix(in oklch, var(--near-black) 18%, transparent)); }

.nav__menu { list-style: none; display: flex; align-items: center; gap: clamp(20px, 2.6vw, 42px); padding: 0; }
.nav__menu > li > a {
  font-size: 0.98rem; font-weight: 600; color: var(--bone);
  text-shadow: 0 1px 12px color-mix(in oklch, var(--near-black) 70%, transparent);
  position: relative; padding-block: 4px; transition: color var(--dur-fast) var(--ease-lux);
}
.site-header.is-scrolled .nav__menu > li > a { color: var(--ink); font-weight: 500; text-shadow: none; }
.nav__menu > li > a::after {
  content: ""; position: absolute; left: 0; bottom: 0; width: 100%; height: 1.5px;
  background: var(--gold); scale: 0 1; transform-origin: left; transition: scale var(--dur-mid) var(--ease-lux);
}
.nav__menu > li > a:hover { color: var(--bone); }
.site-header.is-scrolled .nav__menu > li > a:hover { color: var(--ink); }
.nav__menu > li > a:hover::after { scale: 1 1; }

.nav__menu-call a {
  color: var(--bone) !important; border: 1px solid color-mix(in oklch, var(--bone) 40%, transparent);
  border-radius: 999px; padding: 0.55em 1.15em !important; font-weight: 600;
}
.nav__menu-call a::after { display: none; }
.site-header.is-scrolled .nav__menu-call a { color: var(--ink) !important; border-color: var(--hairline); }
.nav__menu-call a:hover { background: var(--gold); color: var(--near-black) !important; border-color: var(--gold); }

.nav-toggle { display: none; flex-direction: column; gap: 6px; justify-content: center; width: 46px; height: 46px; padding: 11px; background: none; border: none; cursor: pointer; z-index: 110; }
.nav-toggle span { height: 1.5px; width: 100%; background: var(--bone); transition: translate var(--dur-mid) var(--ease-lux), rotate var(--dur-mid) var(--ease-lux), opacity var(--dur-fast) var(--ease-lux); transform-origin: center; }
.site-header.is-scrolled .nav-toggle span, .nav-open .nav-toggle span { background: var(--ink); }
.nav-open .nav-toggle span:nth-child(1) { translate: 0 7.5px; rotate: 45deg; }
.nav-open .nav-toggle span:nth-child(2) { opacity: 0; }
.nav-open .nav-toggle span:nth-child(3) { translate: 0 -7.5px; rotate: -45deg; }

@media (max-width: 860px) {
  .nav-toggle { display: flex; }

  /* Compact dropdown panel — toggles down from the header (not full-screen) */
  .nav__menu {
    position: fixed; top: 0; left: 0; right: 0; z-index: 99;
    flex-direction: column; align-items: stretch; gap: 0;
    background: var(--cream);
    padding: 80px 0 max(10px, env(safe-area-inset-bottom));
    border-bottom: 1px solid var(--hairline);
    translate: 0 -100%;
    transition: translate var(--dur-mid) var(--ease-lux);
  }
  .nav-open .nav__menu { translate: 0 0; }

  .nav__menu > li { opacity: 1; translate: none; }
  .nav__menu > li > a, .site-header .nav__menu > li > a {
    display: block; padding: 15px clamp(24px, 6vw, 40px);
    font-family: var(--font-body); font-size: 1.1rem; font-weight: 500;
    color: var(--ink); text-shadow: none;
    border-top: 1px solid var(--hairline);
  }
  .nav__menu > li:first-child > a { border-top: none; }
  .nav__menu > li > a::after { display: none; }

  .nav__menu-call { padding: 14px clamp(24px, 6vw, 40px) 4px; border-top: 1px solid var(--hairline); }
  .nav__menu-call a {
    display: inline-flex; padding: 0.6em 1.2em !important;
    color: var(--ink) !important; border: 1px solid var(--hairline); border-radius: 999px;
    font-family: var(--font-body); font-size: 1rem;
  }

  /* solid header while open, so the panel reads as a clean dropdown */
  .nav-open .site-header { background: var(--cream); }
  .nav-open .site-header::before { opacity: 0; }
  .nav-open .nav-toggle span { background: var(--ink); }
  .nav-open .brand { position: relative; z-index: 110; }
  .nav-open .brand__logo { filter: drop-shadow(0 1px 3px color-mix(in oklch, var(--near-black) 22%, transparent)); }
}

/* ============================================================
   Hero
   ============================================================ */
.hero {
  position: relative; min-height: 100svh; display: flex; align-items: flex-end;
  padding-bottom: clamp(80px, 13vh, 160px);
  color: var(--bone); overflow: hidden; isolation: isolate;
}
.hero__media { position: absolute; inset: 0; z-index: -2; overflow: hidden; animation: heroZoom 16s var(--ease-out) forwards; }
.hero__img { position: absolute; left: 0; top: -17%; width: 100%; height: 134%; object-fit: cover; object-position: 14% 50%; will-change: transform; }
.hero__scrim {
  position: absolute; inset: 0; z-index: -1;
  background:
    linear-gradient(to top, color-mix(in oklch, var(--near-black) 96%, transparent) 0%,
                    color-mix(in oklch, var(--near-black) 74%, transparent) 30%,
                    color-mix(in oklch, var(--near-black) 42%, transparent) 56%, transparent 82%),
    linear-gradient(92deg, color-mix(in oklch, var(--near-black) 82%, transparent) 0%,
                    color-mix(in oklch, var(--near-black) 46%, transparent) 40%, transparent 72%);
}
.hero__inner { display: grid; gap: var(--space-md); max-width: 60rem; }
.hero__eyebrow { color: var(--gold-bright); }
.hero__eyebrow::before { background: var(--gold-bright); opacity: 0.85; }
.hero__wordmark {
  width: clamp(240px, 40vw, 480px); height: auto; margin-block: var(--space-xs) var(--space-2xs);
  filter: drop-shadow(0 2px 22px color-mix(in oklch, var(--near-black) 65%, transparent));
}
.hero__title {
  font-family: var(--font-display); font-weight: 500; line-height: 0.98; letter-spacing: -0.02em;
  font-size: var(--hero); max-width: 13ch; font-optical-sizing: auto;
}
.hero__title em { font-style: italic; color: var(--gold-bright); }
.hero__lede { font-size: var(--step-1); line-height: 1.5; color: var(--bone-soft); max-width: 44ch; margin-top: var(--space-xs); }
.hero__actions { display: flex; flex-wrap: wrap; gap: var(--space-md); margin-top: var(--space-lg); }

.hero__scroll { position: absolute; left: 50%; bottom: var(--space-xl); translate: -50% 0; width: 1px; height: 64px; overflow: hidden; }
.hero__scroll-line { display: block; width: 1px; height: 100%; background: color-mix(in oklch, var(--bone) 30%, transparent); position: relative; overflow: hidden; }
.hero__scroll-line::after { content: ""; position: absolute; inset: 0; background: var(--gold-bright); animation: scrollPulse 2.6s var(--ease-lux) infinite; }

@keyframes heroZoom { from { scale: 1.1; } to { scale: 1; } }
@keyframes scrollPulse { 0% { translate: 0 -100%; } 55%, 100% { translate: 0 100%; } }

/* ============================================================
   Welcome / intro
   ============================================================ */
.welcome { background: var(--cream); }
.welcome__grid { display: grid; gap: clamp(40px, 6vw, 96px); grid-template-columns: 1fr; align-items: center; }
@media (min-width: 900px) { .welcome__grid { grid-template-columns: 1.02fr 0.98fr; } }
.welcome__text { display: grid; gap: var(--space-lg); max-width: 44ch; }
.welcome__title { font-size: var(--step-3); }
.welcome__text p { color: var(--ink-soft); }
.welcome__figure img { width: 100%; aspect-ratio: 4 / 3.5; object-fit: cover; }

/* ============================================================
   Heritage / our story (dark)
   ============================================================ */
.heritage { background: var(--near-black); color: var(--bone); padding-block: var(--section-y); position: relative; isolation: isolate; }
.heritage__grid { display: grid; gap: clamp(40px, 6vw, 96px); grid-template-columns: 1fr; align-items: center; }
@media (min-width: 900px) { .heritage__grid { grid-template-columns: 0.82fr 1.18fr; } }
.heritage__figure img { width: 100%; max-width: 460px; aspect-ratio: 1; object-fit: cover; outline: 1px solid color-mix(in oklch, var(--bone) 12%, transparent); outline-offset: -1px; }
.heritage__figure .framed__accent { border-color: color-mix(in oklch, var(--gold) 80%, transparent); }
.heritage__figure figcaption { color: var(--bone-soft); }
.heritage__text { display: grid; gap: var(--space-lg); max-width: 50ch; }
.heritage__title { font-size: var(--step-3); }
.heritage__text p { color: var(--bone-soft); line-height: 1.7; }
.heritage__text em { color: var(--gold-bright); font-style: italic; }

/* ============================================================
   The Range — editorial index list
   ============================================================ */
.range { background: var(--cream); }
.range__head { max-width: 56ch; display: grid; gap: var(--space-lg); margin-bottom: var(--space-4xl); }
.range__title { font-size: var(--step-3); }
.range__intro { color: var(--ink-soft); font-size: var(--step-1); }
.range__list { list-style: none; padding: 0; display: grid; gap: 0; border-top: 1px solid var(--hairline); margin-bottom: var(--space-4xl); }
.range__item {
  display: grid; gap: var(--space-sm); grid-template-columns: 1fr;
  padding-block: var(--space-3xl); border-bottom: 1px solid var(--hairline);
  transition: padding-left var(--dur-mid) var(--ease-lux);
}
.range__num { font-family: var(--font-display); font-size: var(--step--1); letter-spacing: 0.2em; color: var(--gold-deep); }
@media (min-width: 800px) {
  .range__item { grid-template-columns: 3rem 0.4fr 0.6fr; gap: var(--space-2xl); align-items: baseline; }
  .range__item:hover { padding-left: var(--space-md); }
}
.range__item-title { font-family: var(--font-display); font-weight: 600; font-size: var(--step-2); line-height: 1.08; }
.range__item p { color: var(--ink-soft); max-width: 50ch; }
.range__item em { font-style: italic; color: var(--gold-deep); }

/* ============================================================
   Visit
   ============================================================ */
.visit { background: var(--cream-panel); padding-block: var(--section-y); }
.visit__grid { display: grid; gap: clamp(40px, 6vw, 96px); grid-template-columns: 1fr; }
@media (min-width: 800px) { .visit__grid { grid-template-columns: 1.2fr 0.8fr; align-items: start; } }
.visit__text { display: grid; gap: var(--space-lg); max-width: 44ch; }
.visit__title { font-size: var(--step-3); }
.visit__addr { font-size: var(--step-1); line-height: 1.4; }
.visit__contact { color: var(--ink-soft); display: grid; gap: 4px; }
.visit__text .btn { margin-top: var(--space-sm); justify-self: start; }
.visit__hours { border-top: 2px solid var(--ink); padding-top: var(--space-lg); }
.visit__hours-title { font-family: var(--font-display); font-weight: 600; font-size: var(--step-1); margin-bottom: var(--space-md); }
.hours { display: grid; gap: var(--space-sm); }
.hours > div { display: flex; justify-content: space-between; gap: var(--space-md); padding-bottom: var(--space-sm); border-bottom: 1px solid var(--hairline); }
.hours dt { color: var(--ink-soft); }
.hours dd { font-weight: 600; }

/* ============================================================
   Footer
   ============================================================ */
.site-footer { background: var(--near-black); color: var(--bone-soft); padding-block: var(--space-4xl); }
.site-footer__inner { display: grid; gap: var(--space-2xl); }
@media (min-width: 720px) { .site-footer__inner { grid-template-columns: 1fr 1fr; align-items: end; } }
.brand__name--footer { color: var(--bone); font-size: 2rem; font-family: var(--font-display); font-weight: 600; }
.site-footer__brand p { font-size: 0.62rem; letter-spacing: 0.32em; text-transform: uppercase; color: var(--gold-bright); margin-top: 8px; }
.site-footer__meta { font-size: 0.95rem; line-height: 1.7; }
@media (min-width: 720px) { .site-footer__meta { text-align: right; } }
.site-footer a:hover { color: var(--gold-bright); }
.muted { color: color-mix(in oklch, var(--bone-soft) 68%, transparent); font-size: 0.85rem; }

/* ============================================================
   Reveal animations (progressive enhancement — JS adds .js)
   ============================================================ */
.js [data-reveal] { opacity: 0; translate: 0 32px; filter: blur(8px); transition: opacity var(--dur-cine) var(--ease-lux), translate var(--dur-cine) var(--ease-lux), filter var(--dur-cine) var(--ease-lux); }
.js [data-reveal].is-visible { opacity: 1; translate: 0 0; filter: blur(0); }

.js .hero [data-reveal] { transition-duration: 1000ms; }
.js .hero.is-ready [data-reveal] { opacity: 1; translate: 0 0; filter: blur(0); }
.hero.is-ready .hero__eyebrow  { transition-delay: 150ms; }
.hero.is-ready .hero__title    { transition-delay: 320ms; }
.hero.is-ready .hero__lede     { transition-delay: 520ms; }
.hero.is-ready .hero__actions  { transition-delay: 680ms; }

@media (prefers-reduced-motion: reduce) {
  .js [data-reveal] { opacity: 1 !important; translate: none !important; filter: none !important; transition: none !important; }
  .hero__media { animation: none; }
  .hero__scroll-line::after { animation: none; }
  .framed__accent { transition: none; }
}