/* ============================================================
   Meridyen Atölye — tek stil dosyası
   Palet: kömür / altın / şampanya / duman; keskin köşeler, ince altın çizgiler
   Karakter: Kapalıçarşı'da 1972'den beri — sessiz lüks, seri serif
   ============================================================ */

/* 1. reset+tokens ============================================ */
:root {
  --coal: #0E0C09;
  --gold: #C9A227;
  --champagne: #E8D9B8;
  --smoke: #8A8072;
  --hairline: color-mix(in srgb, var(--gold) 35%, transparent);
  --hairline-soft: color-mix(in srgb, var(--gold) 18%, transparent);
  --max-w: 1200px;
  --serif: Didot, "Bodoni MT", Georgia, serif;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
/* Çapa atlamaları anlık: film 12 ekran boyu olduğu için smooth kaydırma tüm sahneleri hızlıca oynatıyordu. */
html { scroll-behavior: auto; }
body {
  font-family: var(--serif);
  color: var(--champagne);
  background: var(--coal);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
img, svg { max-width: 100%; height: auto; }
ul[class], ol[class] { list-style: none; }
a { color: var(--champagne); }
[hidden] { display: none !important; }
:focus-visible { outline: 2px solid var(--gold); outline-offset: 3px; }

/* Skip link */
.skip-link {
  position: absolute; left: 12px; top: -60px; z-index: 200;
  background: var(--gold); color: var(--coal); font-weight: 700;
  padding: 12px 20px; text-decoration: none; transition: top .2s;
}
.skip-link:focus { top: 12px; }

/* 2. type+utilities =========================================== */
h1, h2, h3 { font-family: var(--serif); font-weight: 400; line-height: 1.15; }
h1 { font-size: clamp(2.2rem, 6vw, 4.5rem); letter-spacing: .01em; }
h2 { font-size: clamp(1.7rem, 4vw, 2.8rem); }
h3 { font-size: clamp(1.15rem, 2vw, 1.5rem); }
p { max-width: 62ch; }

.micro {
  display: inline-block; text-transform: uppercase; letter-spacing: .14em;
  font-size: .78rem; font-weight: 400; color: var(--gold);
}
.muted { color: var(--smoke); }
.gold { color: var(--gold); }

.container { max-width: var(--max-w); margin-inline: auto; padding-inline: 20px; }
.section { padding-block: clamp(56px, 9vw, 112px); }
.hairline { border-top: 1px solid var(--hairline); }

/* 3. header+nav ================================================ */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: transparent; border-bottom: 1px solid transparent;
  transition: background .3s ease, border-color .3s ease;
}
.site-header.scrolled {
  background: var(--coal);
  border-bottom-color: var(--hairline);
}
.nav { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px; min-height: 88px; }

.brand {
  display: inline-flex; align-items: center; gap: 12px;
  color: var(--champagne); text-decoration: none;
}
.brand svg { width: 34px; height: 34px; flex: none; }
.brand span { text-transform: uppercase; letter-spacing: .12em; font-size: .92rem; }
.brand b { color: var(--gold); font-weight: 400; }
.brand small { display: block; margin-top: 2px; font-size: .58rem; letter-spacing: .22em; color: var(--smoke); }

.nav-links { display: flex; align-items: center; gap: 22px; }
.nav-links a:not(.btn) {
  color: var(--champagne); text-decoration: none; text-transform: uppercase;
  letter-spacing: .1em; font-size: .82rem; white-space: nowrap; position: relative; padding-block: 6px;
}
.nav-links a:not(.btn)::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 1px;
  background: var(--gold); transform: scaleX(0); transform-origin: left; transition: transform .25s;
}
.nav-links a:not(.btn):hover::after,
.nav-links a:not(.btn):focus-visible::after { transform: scaleX(1); }
.nav-cta { padding: 12px 20px; }
.nav-toggle { display: none; }

/* Dil değiştirici (kayar mandal) */
.lang-toggle {
  position: relative; display: inline-flex; align-items: center;
  border: 1px solid var(--hairline); border-radius: 999px; background: transparent;
  padding: 3px; text-decoration: none; transition: border-color .2s;
}
.lang-toggle:hover { border-color: var(--gold); }
.lang-opt {
  position: relative; z-index: 1; width: 28px; text-align: center;
  font-size: .68rem; font-weight: 700; letter-spacing: .04em; color: var(--smoke); line-height: 20px;
  transition: color .2s;
}
.lang-opt.is-active { color: var(--coal); }
.lang-knob {
  position: absolute; top: 3px; bottom: 3px; left: 3px; width: 28px;
  border-radius: 999px; background: var(--gold);
  view-transition-name: lang-knob;
}
.lang-toggle-en .lang-knob { left: auto; right: 3px; }

@media (max-width: 1023px) {
  /* No-JS fallback: nav-toggle stays hidden (it can't do anything without
     JS) and .nav-links renders inline as a plain, always-visible, stacked
     block — full primary nav stays reachable with JS disabled/blocked. */
  .nav-links {
    flex-basis: 100%; order: 3;
    flex-direction: column; align-items: stretch; gap: 4px;
    background: var(--coal); padding: 16px 20px 24px;
    border-top: 1px solid var(--hairline); border-bottom: 1px solid var(--hairline);
  }
  .nav-links a:not(.btn) { padding: 12px 8px; }
  li.lang-switch { justify-content: center; align-self: center; }
  .nav-cta { margin-top: 8px; text-align: center; }

  /* JS-enhanced: hamburger-triggered slide-down overlay replaces the
     plain stacked block above. Everything here is scoped to html.js so
     the no-JS fallback above is what renders without app.js. */
  html.js .nav-toggle {
    display: inline-flex; flex-direction: column; justify-content: center; gap: 5px;
    width: 44px; height: 44px; padding: 10px; background: none; border: 0; cursor: pointer;
  }
  html.js .nav-toggle span { display: block; height: 1.5px; width: 100%; background: var(--gold); transition: transform .25s, opacity .25s; }
  html.js .nav-open .nav-toggle span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
  html.js .nav-open .nav-toggle span:nth-child(2) { opacity: 0; }
  html.js .nav-open .nav-toggle span:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }
  html.js .nav-links {
    position: absolute; top: 100%; left: 0; right: 0;
    visibility: hidden; opacity: 0; transform: translateY(-12px); pointer-events: none;
    transition: opacity .18s ease, transform .18s ease, visibility 0s linear .18s;
  }
  html.js .nav-open .nav-links { visibility: visible; opacity: 1; transform: none; pointer-events: auto; transition: opacity .24s ease, transform .24s ease; }
  html.js .site-header.nav-open { background: var(--coal); }
  html.js .nav-links li { opacity: 0; transform: translateY(-6px); transition: opacity .2s ease, transform .2s ease; }
  html.js .nav-open .nav-links li { opacity: 1; transform: none; }
  html.js .nav-open .nav-links li:nth-child(1) { transition-delay: .03s } html.js .nav-open .nav-links li:nth-child(2) { transition-delay: .06s }
  html.js .nav-open .nav-links li:nth-child(3) { transition-delay: .09s } html.js .nav-open .nav-links li:nth-child(4) { transition-delay: .12s }
  html.js .nav-open .nav-links li:nth-child(5) { transition-delay: .15s }
}

/* 4. buttons+footer ============================================ */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 13px 26px; min-height: 44px;
  font: inherit; text-transform: uppercase; letter-spacing: .12em; font-size: .8rem;
  text-decoration: none; cursor: pointer;
  border: 1px solid var(--gold); background: transparent; color: var(--gold);
  transition: background .25s ease, color .25s ease;
}
.btn-gold { background: var(--gold); color: var(--coal); }
.btn-gold:hover, .btn-gold:focus-visible { background: transparent; color: var(--gold); }
.btn:not(.btn-gold):hover, .btn:not(.btn-gold):focus-visible { background: var(--gold); color: var(--coal); }

.site-footer {
  background: var(--coal); color: var(--champagne);
  border-top: 1px solid var(--hairline); margin-top: clamp(48px, 8vw, 88px);
}
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1.5fr 1.5fr; gap: 36px; padding-block: 56px 40px; }
.site-footer h3 { color: var(--gold); font-size: .82rem; text-transform: uppercase; letter-spacing: .14em; font-weight: 400; margin-bottom: 16px; }
.site-footer a { color: var(--champagne); text-decoration: none; }
.site-footer a:hover, .site-footer a:focus-visible { color: var(--gold); text-decoration: underline; }
.site-footer li { margin-bottom: 10px; }
.site-footer .brand { color: var(--champagne); }
.footer-tagline { color: var(--smoke); max-width: 30ch; margin-top: 10px; }
.social-row { display: flex; gap: 12px; margin-top: 18px; }
.social-row a { display: inline-flex; padding: 8px; border: 1px solid var(--hairline); color: var(--gold); }
.social-row a:hover, .social-row a:focus-visible { border-color: var(--gold); color: var(--champagne); }
.social-row svg { width: 18px; height: 18px; }
.footer-bottom { border-top: 1px solid var(--hairline-soft); padding-block: 20px; }
.footer-bottom p { font-size: .8rem; color: var(--smoke); }

@media (max-width: 899px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 599px) { .footer-grid { grid-template-columns: 1fr; gap: 28px; } }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .nav-toggle span, .nav-links, .nav-links li, .site-header { transition: none; }
}

/* 5. film ======================================================= */
/* Base (no-JS / reduced-motion): scenes stack in normal flow, every
   frame renders as a normal stacked image, captions sit as a bottom
   scrim over the last visible frame of each scene, rail is inert.
   The scrub engine (Task 5) only activates under html.js AND
   prefers-reduced-motion: no-preference — see the scoped block below. */

.film { position: relative; }
.film-stage { position: relative; }

.scene {
  position: relative;
  min-height: 100svh;
  overflow: hidden;
  border-bottom: 1px solid var(--hairline-soft);
  background: var(--coal);
}
.scene:last-child { border-bottom: 0; }

.scene[data-scene="0"],
.scene[data-scene="1"] {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  text-align: center;
}

/* -- scene 0: video/opening -- */
.hero-video, .video-fallback {
  position: absolute; inset: 0; z-index: 0;
  width: 100%; height: 100%; object-fit: cover;
}
.video-fallback { display: none; }
.scene[data-scene="0"]::before {
  content: ''; position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(180deg, rgba(14,12,9,.55) 0%, rgba(14,12,9,.25) 45%, rgba(14,12,9,.75) 100%);
}
.scene-hero {
  position: relative; z-index: 2;
  max-width: 44rem; padding: 24px;
}
.scene-hero .micro { margin-bottom: 18px; }
.brand-display {
  font-family: var(--serif); font-weight: 400;
  font-size: clamp(2.4rem, 8vw, 5.6rem); letter-spacing: .05em;
  color: var(--champagne); line-height: 1.1;
}
.lede { margin-top: 18px; font-size: clamp(1.05rem, 2vw, 1.35rem); color: var(--champagne); }

.scroll-hint {
  position: absolute; z-index: 2; left: 50%; bottom: 32px; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 10px;
}
.scroll-hint span {
  font-size: .7rem; text-transform: uppercase; letter-spacing: .22em; color: var(--champagne); opacity: .85;
}
.scroll-hint i { display: block; width: 1px; height: 26px; background: var(--gold); }
@media (prefers-reduced-motion: no-preference) {
  .scroll-hint i { animation: scroll-hint-drop 1.8s ease-in-out infinite; }
}
@keyframes scroll-hint-drop {
  0%   { transform: translateY(0);    opacity: 1; }
  50%  { transform: translateY(10px); opacity: .25; }
  100% { transform: translateY(0);    opacity: 1; }
}

/* -- scene 1: manifesto -- */
.manifesto-label { margin-bottom: 18px; }
.manifesto {
  max-width: 20ch; margin: 0 auto 20px;
  font-size: clamp(1.6rem, 5vw, 3rem); line-height: 1.3; color: var(--champagne);
}
.mword { display: inline-block; margin: 0 .12em; }

/* -- scenes 2–6: frame galleries + captions -- */
.scene-img {
  display: block; width: 100%; height: 100svh;
  object-fit: cover; object-position: center;
}
.scene-cap {
  position: absolute; z-index: 2; left: 0; right: 0; bottom: 0;
  padding: 56px 24px 40px; text-align: center;
  background: linear-gradient(to top, rgba(14,12,9,.9) 0%, rgba(14,12,9,0) 100%);
}
.scene-cap .micro { margin-bottom: 10px; }
.cap-display {
  font-family: var(--serif); font-weight: 400;
  font-size: clamp(1.7rem, 4.2vw, 2.7rem); color: var(--champagne); margin-bottom: 8px;
}
.italic { font-style: italic; }
.cap-price { margin-top: 12px; font-size: .95rem; letter-spacing: .04em; }

/* -- rail: meaningless without the scrub, hidden by default -- */
.film-rail { display: none; }
.rail-dot {
  display: block; width: 8px; height: 8px; border-radius: 50%;
  border: 1px solid var(--gold); background: transparent;
}
.rail-dot.is-here { background: var(--gold); }

/* -- scrub layout: only when JS has run AND motion is not reduced -- */
@media (prefers-reduced-motion: no-preference) {
  html.js .film { height: calc(var(--film-len) * 100vh); }
  html.js .film-stage { position: sticky; top: 0; height: 100svh; overflow: hidden; }
  html.js .scene { position: absolute; inset: 0; opacity: 0; transition: opacity .9s cubic-bezier(.4, 0, .2, 1); }
  html.js .scene.is-active { opacity: 1; }
  html.js .frame { position: absolute; inset: 0; opacity: 0; transition: opacity .25s ease; }
  html.js .frame.is-on { opacity: 1; }   /* hard cut: no transition */
  html.js .mword { opacity: .12; transition: opacity .3s; }
  html.js .mword.is-lit { opacity: 1; }
  html.js .scene .scene-img,
  html.js .scene .video-fallback { transform: scale(1); transition: transform 6s ease-out; }
  html.js .scene.is-active .scene-img,
  html.js .scene.is-active .video-fallback { transform: scale(1.045); }

  html.js .film-rail {
    display: flex; flex-direction: column; gap: 14px;
    position: fixed; z-index: 60; right: 28px; top: 50%; transform: translateY(-50%);
  }
}

/* reduced motion: static poster stands in for the video entirely */
@media (prefers-reduced-motion: reduce) {
  .hero-video { display: none; }
  .video-fallback { display: block; }
}

@media (max-width: 767px) {
  html.js .film-rail { display: none; }

  .scene-cap { padding-top: 64px; padding-bottom: 56px; }

  /* subject-aware crops for narrow frames */
  .scene-img[src*="c-bench"]  { object-position: center 30%; }
  .scene-img[src*="c-flame"]  { object-position: center 40%; }
  .scene-img[src*="c-set"]    { object-position: center 45%; }
  .scene-img[src*="c-polish"] { object-position: center 45%; }
  .scene-img[src*="p1-a4"]    { object-position: center 20%; }
  .scene-img[src*="p2-a4"]    { object-position: center 15%; }
  .scene-img[src*="p3-a4"]    { object-position: center 15%; }
  .scene-img[src*="atolye"]   { object-position: center 65%; }
}

/* 6. tail ======================================================== */
/* Conventional sections after the film: koleksiyon teaser, atölye,
   randevu. Base styles are fully visible with no JS; the reveal-on-
   scroll class below only animates under html.js + no-preference
   reduced-motion, matching the film's progressive-enhancement scope. */

.section-head { margin-bottom: 44px; }
.section-head .micro { margin-bottom: 14px; }

/* -- reveal-on-scroll -- */
.reveal { opacity: 1; transform: none; }
@media (prefers-reduced-motion: no-preference) {
  html.js .reveal {
    opacity: 0; transform: translateY(14px);
    transition: opacity .6s ease, transform .6s ease;
  }
  html.js .reveal.in { opacity: 1; transform: none; }
}

/* -- koleksiyon teaser -- */
#koleksiyon-teaser .teaser-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px;
}
.teaser-card {
  display: block; border: 1px solid var(--hairline);
  color: inherit; text-decoration: none;
  transition: border-color .25s ease;
}
.teaser-card:hover, .teaser-card:focus-visible { border-color: var(--gold); }
.teaser-card img { display: block; width: 100%; aspect-ratio: 16 / 9; object-fit: cover; }
.teaser-card-body { padding: 22px 20px; }
.teaser-card-body .micro { margin-bottom: 10px; }
.teaser-card-body h3 { font-size: 1.1rem; margin-bottom: 10px; }
.teaser-price { font-size: .95rem; letter-spacing: .03em; }

.teaser-card-link {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 14px; padding: 32px 20px; text-align: center;
}
.teaser-link-text { text-transform: uppercase; letter-spacing: .12em; font-size: .85rem; }
.teaser-link-arrow { display: inline-block; color: var(--gold); font-size: 1.3rem; transition: transform .25s ease; }
.teaser-card-link:hover .teaser-link-arrow,
.teaser-card-link:focus-visible .teaser-link-arrow { transform: translateX(6px); }

@media (max-width: 899px) { #koleksiyon-teaser .teaser-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 599px) { #koleksiyon-teaser .teaser-grid { grid-template-columns: 1fr; } }

/* -- atölye -- */
#atolye .atolye-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.atolye-media img { display: block; width: 100%; aspect-ratio: 16 / 9; object-fit: cover; }
.atolye-text p { margin-top: 16px; }
.atolye-address { margin-top: 28px; padding-top: 20px; border-top: 1px solid var(--hairline-soft); }
.atolye-address p { margin-top: 6px; }
.atolye-address a { text-decoration-color: var(--hairline); }

@media (max-width: 899px) { #atolye .atolye-grid { grid-template-columns: 1fr; gap: 32px; } }

/* -- randevu -- */
#randevu { border-top: 1px solid var(--hairline-soft); text-align: center; }
.randevu-inner { max-width: 640px; margin-inline: auto; }
.randevu-inner .lede { margin-inline: auto; }
.randevu-actions { display: flex; gap: 16px; justify-content: center; margin-top: 32px; flex-wrap: wrap; }

/* 7. koleksiyon ================================================= */
/* Filtered 12-piece catalog (koleksiyon.html / en/koleksiyon.html).
   No-JS: all 12 cards render, fully readable, no chips, no open-badge,
   no dialog (native <dialog> is display:none without [open]). JS-enhanced
   behaviour is scoped under html.js throughout. */

/* -- page hero: clears the fixed header, no video underneath -- */
.page-hero {
  padding-block: clamp(128px, 20vw, 176px) 48px;
  border-bottom: 1px solid var(--hairline-soft);
}
.page-hero-inner { max-width: 56ch; }
.page-hero .micro { margin-bottom: 14px; }
.page-hero h1 { margin-bottom: 16px; }

/* -- filter chips: JS-only, hidden entirely without JS -- */
.k-filters { display: none; }
html.js .k-filters {
  display: flex; flex-direction: column; gap: 14px;
  margin-bottom: clamp(32px, 5vw, 48px);
}
.k-chip-row { display: flex; flex-wrap: wrap; gap: 10px; }
.k-chip {
  font: inherit; font-size: .78rem; text-transform: uppercase; letter-spacing: .08em;
  padding: 9px 20px; min-height: 40px;
  color: var(--champagne); background: transparent; cursor: pointer;
  border: 1px solid var(--hairline); border-radius: 999px;
  transition: background .2s ease, color .2s ease, border-color .2s ease;
}
.k-chip:hover, .k-chip:focus-visible { border-color: var(--gold); }
.k-chip[aria-pressed="true"] { background: var(--gold); color: var(--coal); border-color: var(--gold); }

/* -- grid + cards -- */
.k-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
html.js .k-card[data-hidden="1"] { display: none; }

.k-card { border: 1px solid var(--hairline); transition: border-color .25s ease; }
.k-card:hover, .k-card:focus-within { border-color: var(--gold); }

.k-media { position: relative; }
.k-media img { display: block; width: 100%; aspect-ratio: 1 / 1; object-fit: cover; }

/* Explicit expand affordance: large gold circle badge, JS-only (inert
   without app.js, so hidden rather than shown non-functional). */
.k-open { display: none; }
html.js .k-open {
  display: flex; align-items: flex-end; justify-content: flex-end;
  position: absolute; inset: 0; width: 100%; height: 100%;
  padding: 0; background: transparent; border: 0; cursor: pointer;
}
.k-open span {
  margin: 16px; width: 44px; height: 44px; flex: none;
  display: flex; align-items: center; justify-content: center;
  border-radius: 50%; background: var(--coal); border: 1px solid var(--gold);
  color: var(--gold); font-size: 1.6rem; line-height: 1;
  transition: background .2s ease, color .2s ease, transform .2s ease;
}
.k-open:hover span, .k-open:focus-visible span { background: var(--gold); color: var(--coal); transform: scale(1.06); }

.k-body { padding: 22px 20px; }
.k-body .micro { margin-bottom: 10px; }
.k-body h3 { margin-bottom: 8px; }
.k-spec { color: var(--smoke); font-size: .92rem; margin-bottom: 12px; }
.k-price { font-size: 1rem; letter-spacing: .03em; }

@media (max-width: 899px) { .k-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 599px) { .k-grid { grid-template-columns: 1fr; } }

/* -- detail dialog: single instance, filled from clicked card's data-* -- */
.k-dialog {
  padding: 0; width: min(92vw, 820px); max-width: 820px; max-height: 88vh;
  background: var(--coal); color: var(--champagne); border: 1px solid var(--hairline);
}
.k-dialog::backdrop { background: rgba(14, 12, 9, .82); }
.k-dialog-panel {
  position: relative; display: grid; grid-template-columns: 1fr 1fr;
  max-height: 88vh; overflow: auto;
}
.k-dialog-media { background: var(--coal); }
.k-dialog-img { display: block; width: 100%; height: 100%; object-fit: cover; }
.k-dialog-body { padding: clamp(28px, 4vw, 40px) clamp(24px, 4vw, 36px); }
.k-dialog-close {
  position: absolute; top: 14px; right: 14px; z-index: 2;
  width: 40px; height: 40px; display: flex; align-items: center; justify-content: center;
  border-radius: 50%; background: var(--coal); border: 1px solid var(--gold);
  color: var(--gold); font-size: 1.4rem; line-height: 1; cursor: pointer;
  transition: background .2s ease, color .2s ease;
}
.k-dialog-close:hover, .k-dialog-close:focus-visible { background: var(--gold); color: var(--coal); }
.k-dialog-cat { margin-bottom: 10px; }
.k-dialog-name { margin-bottom: 10px; }
.k-dialog-tagline { margin-bottom: 22px; }
.k-spec-table { width: 100%; border-collapse: collapse; margin-bottom: 24px; }
.k-spec-table tr { border-top: 1px solid var(--hairline-soft); }
.k-spec-table tr:first-child { border-top: 0; }
.k-spec-table tr.is-hidden { display: none; }
.k-spec-table th, .k-spec-table td { text-align: left; padding: 10px 0; font-weight: 400; }
.k-spec-table th { width: 40%; color: var(--smoke); text-transform: uppercase; letter-spacing: .08em; font-size: .75rem; }
.k-spec-table td { color: var(--champagne); }
.k-dialog-price { font-size: 1.3rem; margin-bottom: 24px; }
.k-dialog-cta { width: 100%; }

@media (max-width: 699px) {
  .k-dialog-panel { grid-template-columns: 1fr; }
  .k-dialog-img { aspect-ratio: 4 / 3; }
}