/* hide translatable text until the language is applied (prevents EN→RU flash) */
  html:not(.i18n-ready) [data-i18n],
  html:not(.i18n-ready) [data-lang-en],
  html:not(.i18n-ready) [data-i18n-html] { visibility: hidden; }

  /* ============================================================
     COLOR PORTFOLIO — grid homepage
     One clean grid, branded + animated. Three layouts switch via
     [data-layout] on <body>; caption + treatment via data-attrs.
     ============================================================ */

  /* ---------- ATMOSPHERE (photo backdrop) ---------- */
  html { background: var(--bg); }
  body { background: transparent; }
  .atmosphere { position: fixed; inset: 0; z-index: -1; pointer-events: none; overflow: hidden; }
  .atmo-slide { position: absolute; inset: 0; background-size: cover; background-position: center; opacity: 0; filter: saturate(0.92) contrast(1.02); transition: opacity 1.8s ease; }
  .atmo-slide.is-on { opacity: 0.25; }
  .atmosphere::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgb(from var(--bg) r g b / 0.93) 0%, rgb(from var(--bg) r g b / 0.74) 32%, rgb(from var(--bg) r g b / 0.67) 58%, rgb(from var(--bg) r g b / 0.89) 100%); }

  /* ---------- HEADER ---------- */
  .work-head { padding: 132px var(--pad-x) 30px; display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 56px; align-items: end; }
  .work-head .lead { display: flex; flex-direction: column; gap: 22px; }
  .work-head h1 { font-family: 'Rubik', sans-serif; font-weight: 800; font-size: clamp(48px, 7.4vw, 112px); line-height: 0.9; letter-spacing: -0.05em; color: var(--ink); }
  .work-head h1 .row { display: block; overflow: hidden; padding: 2px 0; }
  .work-head h1 .row > span { display: inline-block; transform: translateY(110%); will-change: transform; }
  .work-head h1 .dot { color: var(--red); }
  .work-head h1 .w-color { transition: color .5s ease; }
  body[data-title="split"] .work-head h1 .w-color { color: var(--red); }
  /* ---------- FILTER BUTTON STYLES (tweakable) ---------- */
  body[data-filterstyle="underline"] .filters { gap: 26px; }
  body[data-filterstyle="underline"] .filter-btn { background: none; border: none; border-radius: 0; padding: 8px 1px; position: relative; }
  body[data-filterstyle="underline"] .filter-btn::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 2px; background: var(--red); transform: scaleX(0); transform-origin: left; transition: transform .4s var(--easing); }
  body[data-filterstyle="underline"] .filter-btn:hover { color: var(--ink); }
  body[data-filterstyle="underline"] .filter-btn:hover::after { transform: scaleX(1); }
  body[data-filterstyle="underline"] .filter-btn.is-active { background: none; color: var(--ink); }
  body[data-filterstyle="underline"] .filter-btn.is-active::after { transform: scaleX(1); }
  body[data-filterstyle="square"] .filter-btn { border-radius: 3px; }
  body[data-filterstyle="square"] .filter-btn.is-active { background: var(--bg-2); border-color: var(--red); color: var(--ink); }

  /* ---------- FILTER BAR ---------- */
  .filterbar { padding: 24px var(--pad-x) 30px; border-top: 1px solid var(--line); margin-bottom: 6px; }
  .filters { display: flex; gap: 6px; flex-wrap: wrap; }
  /* category typography */
  :root { --cat-font: 'Rubik', sans-serif; --cat-ls: 0.05em; --cat-weight: 600; --cat-scale: 1.12; }
  .cat .cat-year { font-variant-numeric: tabular-nums; }

  .filter-btn { background: transparent; border: 1px solid var(--line); color: var(--ink); padding: 9px 15px; border-radius: 999px; cursor: none; font-family: var(--cat-font); font-size: calc(11px * var(--cat-scale)); letter-spacing: var(--cat-ls); text-transform: uppercase; font-weight: var(--cat-weight); display: inline-flex; gap: 7px; align-items: baseline; transition: background-color .35s ease, color .35s ease, border-color .35s ease; will-change: transform; }
  .filter-btn:hover { border-color: var(--ink-soft); color: var(--ink); }
  .filter-btn.is-active { background: var(--ink); color: var(--bg); border-color: var(--ink); }

  /* ---------- THE GRID ---------- */
  .work { padding: 0 var(--pad-x) 40px; }
  .cards { }

  .card { position: relative; cursor: none; display: block; flex: 1 1 0; min-width: 0; }
  .card-media { position: relative; width: 100%; overflow: hidden; border-radius: 11px; background: var(--bg-2); box-shadow: 0 24px 60px -34px rgba(0,0,0,0.8); transition: box-shadow .7s ease; container-type: inline-size; }
  .card-img { position: absolute; inset: -8%; background-size: cover; background-position: center; will-change: transform, filter; transition: transform 1.3s var(--easing), filter 1.1s var(--easing); }
  .card:is(:hover, .is-live) .card-media { box-shadow: 0 38px 84px -30px rgba(0,0,0,0.9); }
  .card-media::after { content: ""; position: absolute; inset: 0; z-index: 1; pointer-events: none; background: linear-gradient(0deg, rgba(0,0,0,0.74) 0%, rgba(0,0,0,0.30) 36%, rgba(0,0,0,0.05) 62%, transparent 100%); opacity: 0; transition: opacity .6s var(--easing); }
  .card:is(:hover, .is-live) .card-media::after { opacity: 1; }

  /* treatments (color only — motion is handled per hover-mode) */
  [data-treat="bw"] .card-img { filter: grayscale(1) contrast(1.05) brightness(0.82); }
  [data-treat="bw"] .card:is(:hover, .is-live) .card-img { filter: grayscale(0) contrast(1.07) brightness(1) saturate(1.06); }
  [data-treat="color"] .card-img { filter: saturate(1.05) brightness(1) contrast(1.03); }
  [data-treat="color"] .card:is(:hover, .is-live) .card-img { filter: saturate(1.05) brightness(0.72) contrast(1.05); }

  /* hover motion modes */
  body[data-hover="zoom"] .card:is(:hover, .is-live) .card-img { transform: scale(1.06); }
  body[data-hover="float"] .card { transition: transform .55s var(--easing); }
  body[data-hover="float"] .card:is(:hover, .is-live) { transform: translateY(-10px); }
  body[data-hover="float"] .card:is(:hover, .is-live) .card-img { transform: scale(1.04); }
  body[data-hover="tilt"] .card-media { transform-style: preserve-3d; }

  /* view tag */
  .view-tag { position: absolute; top: 14px; right: 14px; z-index: 3; font-family: 'Rubik', sans-serif; font-weight: 600; font-size: 11px; letter-spacing: 0.06em; text-transform: uppercase; color: #fff; padding: 5px 10px; background: rgba(28,26,21,0.42); -webkit-backdrop-filter: blur(4px); backdrop-filter: blur(4px); border-radius: 5px; opacity: 0; transform: translateY(-5px); transition: opacity .4s ease, transform .4s var(--easing); }
  .view-tag .av { font-weight: 800; color: var(--red); -webkit-text-stroke: 1.4px var(--red); font-size: 12px; margin-left: 2px; }
  .card:is(:hover, .is-live) .view-tag { opacity: 1; transform: translateY(0); }

  /* captions */
  html { interpolate-size: allow-keywords; }
  .ttl i { font-style: normal; color: var(--red); }
  .cap-over { position: absolute; left: 0; right: 0; bottom: 0; z-index: 2; padding: 22px; display: flex; flex-direction: column; gap: 6px; color: #fff; background: linear-gradient(0deg, rgba(0,0,0,0.6) 0%, rgba(0,0,0,0.16) 46%, transparent 76%); }
  .cap-over::before { content: ""; width: 26px; height: 2px; background: var(--red); margin-bottom: 2px; transform: scaleX(0); transform-origin: left; transition: transform .5s var(--easing); }
  .card:is(:hover, .is-live) .cap-over::before { transform: scaleX(1); }
  .cap-over .cat { font-family: var(--cat-font); font-size: calc(11px * var(--cat-scale)); letter-spacing: var(--cat-ls); text-transform: uppercase; color: rgba(255,255,255,0.78); opacity: 0; transform: translateY(6px); transition: opacity .45s ease, transform .5s var(--easing); font-weight: var(--cat-weight); }
  .card:is(:hover, .is-live) .cap-over .cat { opacity: 1; transform: translateY(0); }
  .cap-over .ttl { font-family: 'Rubik', sans-serif; font-weight: 700; font-size: clamp(21px, 1.7vw, 30px); letter-spacing: -0.022em; line-height: 1.02; text-shadow: 0 2px 16px rgba(0,0,0,0.55); }

  /* title plate variants */
  body:is([data-titlestyle="glass"],[data-titlestyle="ink"],[data-titlestyle="hairline"],[data-titlestyle="uline"]) .card-media { --glass-ease: cubic-bezier(0.22, 1, 0.36, 1); }
  /* base layout — finish & blur are layered on top */
  body:is([data-titlestyle="glass"],[data-titlestyle="ink"],[data-titlestyle="hairline"],[data-titlestyle="uline"]) .cap-over {
    left: 16px; right: auto; bottom: 16px;
    width: max-content; max-width: calc(100% - 32px);
    padding: 6px 16px; gap: 0;
    border-radius: 14px;
    border: 1px solid transparent;
    transition: width .68s var(--glass-ease), max-width .68s var(--glass-ease), padding .68s var(--glass-ease), background .55s ease, box-shadow .55s ease, border-color .55s ease;
    overflow: hidden;
  }
  body:is([data-titlestyle="glass"],[data-titlestyle="ink"],[data-titlestyle="hairline"],[data-titlestyle="uline"]) .cap-over::after {
    content: ""; position: absolute; inset: 0; border-radius: inherit; pointer-events: none; z-index: -1;
  }
  body:is([data-titlestyle="glass"],[data-titlestyle="ink"],[data-titlestyle="hairline"],[data-titlestyle="uline"]) .card:is(:hover, .is-live) .cap-over {
    width: calc(100% - 32px); max-width: calc(100% - 32px);
    padding: 13px 16px;
    gap: 4px;
  }
  body:is([data-titlestyle="glass"],[data-titlestyle="ink"],[data-titlestyle="hairline"],[data-titlestyle="uline"]) .cap-over::before { height: 0; margin: 0; transition: transform .6s var(--glass-ease), height .6s var(--glass-ease), margin .6s var(--glass-ease); }
  body:is([data-titlestyle="glass"],[data-titlestyle="ink"],[data-titlestyle="hairline"],[data-titlestyle="uline"]) .card:is(:hover, .is-live) .cap-over::before { height: 2px; margin-bottom: 6px; }
  body:is([data-titlestyle="glass"],[data-titlestyle="ink"],[data-titlestyle="hairline"],[data-titlestyle="uline"]) .cap-over .ttl {
    text-shadow: none; white-space: normal; text-wrap: pretty;
    font-size: clamp(20px, 1.7vw, 25px); line-height: 1.12;
    min-width: 0; max-width: calc(100cqw - 64px);
  }
  body:is([data-titlestyle="glass"],[data-titlestyle="ink"],[data-titlestyle="hairline"],[data-titlestyle="uline"]) .card:is(:hover, .is-live) .cap-over .ttl { font-size: clamp(20px, 1.7vw, 25px); }
  body:is([data-titlestyle="glass"],[data-titlestyle="ink"],[data-titlestyle="hairline"],[data-titlestyle="uline"]) .cap-over .cat {
    max-height: 0; max-width: 0; margin: 0; overflow: hidden; white-space: nowrap;
    transition: opacity .5s ease .04s, transform .6s var(--glass-ease), max-height .6s var(--glass-ease), max-width .6s var(--glass-ease);
  }
  body:is([data-titlestyle="glass"],[data-titlestyle="ink"],[data-titlestyle="hairline"],[data-titlestyle="uline"]) .card:is(:hover, .is-live) .cap-over .cat { max-height: 1.4em; max-width: 100%; }

  /* ----- edge blur amount ----- */
  body[data-titlestyle="glass"][data-glassblur="none"]   .cap-over { -webkit-backdrop-filter: saturate(1.1); backdrop-filter: saturate(1.1); }
  body[data-titlestyle="glass"][data-glassblur="light"]  .cap-over { -webkit-backdrop-filter: blur(5px) saturate(1.2);  backdrop-filter: blur(5px) saturate(1.2); }
  body[data-titlestyle="glass"][data-glassblur="medium"] .cap-over { -webkit-backdrop-filter: blur(12px) saturate(1.4); backdrop-filter: blur(12px) saturate(1.4); }
  body[data-titlestyle="glass"][data-glassblur="heavy"]  .cap-over { -webkit-backdrop-filter: blur(22px) saturate(1.7); backdrop-filter: blur(22px) saturate(1.7); }

  /* ----- finish: FROSTED (soft matte) ----- */
  body[data-glassfinish="frosted"] .cap-over { background: rgba(16,14,12,0.30); border-color: rgba(255,255,255,0.13); box-shadow: inset 0 1px 0 rgba(255,255,255,0.15), 0 14px 36px -18px rgba(0,0,0,0.6); }
  body[data-glassfinish="frosted"] .cap-over::after { background: linear-gradient(150deg, rgba(255,255,255,0.07), transparent 55%); }
  body[data-glassfinish="frosted"] .card:is(:hover, .is-live) .cap-over { background: rgba(16,14,12,0.40); }

  /* ----- finish: SOFT (middle ground) ----- */
  body[data-glassfinish="soft"] .cap-over { background: linear-gradient(180deg, rgba(255,255,255,0.06), rgba(12,10,9,0.20)); border-color: rgba(255,255,255,0.17); box-shadow: inset 0 1px 0 rgba(255,255,255,0.20), 0 14px 38px -18px rgba(0,0,0,0.6); }
  body[data-glassfinish="soft"] .cap-over::after { inset: 0 0 auto 0; height: 52%; background: linear-gradient(180deg, rgba(255,255,255,0.14), transparent); }
  body[data-glassfinish="soft"] .card:is(:hover, .is-live) .cap-over { background: linear-gradient(180deg, rgba(255,255,255,0.07), rgba(12,10,9,0.30)); }

  /* ----- finish: GLOSSY (shiny) ----- */
  body[data-glassfinish="glossy"] .cap-over { background: linear-gradient(160deg, rgba(255,255,255,0.16) 0%, rgba(255,255,255,0.05) 26%, rgba(12,10,9,0.12) 60%, rgba(12,10,9,0.24) 100%); border-color: rgba(255,255,255,0.30); box-shadow: inset 0 1px 0 rgba(255,255,255,0.5), inset 0 -8px 14px -8px rgba(0,0,0,0.32), 0 16px 40px -18px rgba(0,0,0,0.6); }
  body[data-glassfinish="glossy"] .cap-over::after { inset: 0 0 auto 0; height: 48%; background: linear-gradient(180deg, rgba(255,255,255,0.30) 0%, rgba(255,255,255,0.05) 70%, transparent); }
  body[data-glassfinish="glossy"] .card:is(:hover, .is-live) .cap-over { background: linear-gradient(160deg, rgba(255,255,255,0.18) 0%, rgba(255,255,255,0.05) 26%, rgba(12,10,9,0.20) 60%, rgba(12,10,9,0.32) 100%); }

  /* ----- finish: CLEAR (minimal) ----- */
  body[data-glassfinish="clear"] .cap-over { background: rgba(255,255,255,0.05); border-color: rgba(255,255,255,0.20); box-shadow: inset 0 1px 0 rgba(255,255,255,0.22), 0 10px 30px -18px rgba(0,0,0,0.5); }
  body[data-glassfinish="clear"] .cap-over::after { background: linear-gradient(150deg, rgba(255,255,255,0.05), transparent 50%); }
  body[data-glassfinish="clear"] .card:is(:hover, .is-live) .cap-over { background: rgba(255,255,255,0.08); }

  /* ----- INK (flat) ----- */
  body[data-titlestyle="ink"] .cap-over { background: rgb(from var(--bg) r g b / 0.58); border: none; -webkit-backdrop-filter: blur(3px); backdrop-filter: blur(3px); box-shadow: 0 12px 30px -16px rgba(0,0,0,0.7); }
  body[data-titlestyle="ink"] .card:is(:hover, .is-live) .cap-over { background: rgb(from var(--bg) r g b / 0.66); }

  /* ----- HAIRLINE (1px frame) ----- */
  body[data-titlestyle="hairline"] .cap-over { background: rgba(10,9,8,0.30); border-color: rgba(255,255,255,0.55); }
  body[data-titlestyle="hairline"] .cap-over::after { background: linear-gradient(180deg, transparent 30%, rgba(0,0,0,0.32)); }
  body[data-titlestyle="hairline"] .card:is(:hover, .is-live) .cap-over { background: rgba(10,9,8,0.42); border-color: rgba(255,255,255,0.7); }

  /* ----- UNDERLINE (box-less, red rule grows on hover) ----- */
  body[data-titlestyle="uline"] .cap-over { background: transparent; border: none; border-bottom: 2px solid var(--red); border-radius: 0; box-shadow: none; padding: 6px 3px; overflow: visible; }
  body[data-titlestyle="uline"] .card:is(:hover, .is-live) .cap-over { padding: 6px 3px 8px; }
  body[data-titlestyle="uline"] .cap-over::before { display: none; }
  body[data-titlestyle="uline"] .cap-over .ttl { text-shadow: 0 1px 2px rgba(0,0,0,0.7), 0 2px 16px rgba(0,0,0,0.6); }
  body[data-titlestyle="uline"] .cap-over .cat { text-shadow: 0 1px 8px rgba(0,0,0,0.7); }
  body[data-titlestyle="slate"] .cap-over { left: 16px; right: auto; bottom: 16px; width: fit-content; max-width: calc(100% - 32px); padding: 10px 16px 11px 14px; background: rgba(10,9,8,0.74); border-left: 3px solid var(--red); border-radius: 0 7px 7px 0; }
  body[data-titlestyle="slate"] .cap-over::before { display: none; }
  body[data-titlestyle="slate"] .cap-over .ttl { text-shadow: none; font-size: clamp(17px, 1.35vw, 23px); }

  /* ===== LAYOUT: MIXED (editorial) ===== */
  body[data-layout="mixed"] .cards,
  body[data-layout="uniform"] .cards { display: grid; grid-template-columns: repeat(12, 1fr); gap: 38px 26px; }
  body[data-layout="mixed"] .crow,
  body[data-layout="uniform"] .crow { display: contents; }

  body[data-layout="mixed"] .card.s7 { grid-column: span 7; }
  body[data-layout="mixed"] .card.s5 { grid-column: span 5; }
  body[data-layout="mixed"] .card.s4 { grid-column: span 4; }
  body[data-layout="mixed"] .card.s12 { grid-column: span 12; }
  body[data-layout="mixed"] .card.s7 .card-media { aspect-ratio: 16 / 9.6; }
  body[data-layout="mixed"] .card.s5 .card-media { aspect-ratio: 4 / 3.1; }
  body[data-layout="mixed"] .card.s4 .card-media { aspect-ratio: 4 / 5; }
  body[data-layout="mixed"] .card.s12 .card-media { aspect-ratio: 21 / 8.4; }

  /* ===== LAYOUT: UNIFORM (clean 4-col) ===== */
  body[data-layout="uniform"] .cards { grid-template-columns: repeat(4, 1fr); gap: 30px 22px; }
  body[data-layout="uniform"] .card { grid-column: span 1 !important; }
  body[data-layout="uniform"] .card-media { aspect-ratio: 4 / 5; }

  /* ===== LAYOUT: SPOTLIGHT (expanding panels) ===== */
  body[data-layout="spotlight"] .cards { display: flex; flex-direction: column; gap: 16px; }
  body[data-layout="spotlight"] .crow { display: flex; gap: 16px; }
  body[data-layout="spotlight"] .card { will-change: flex-grow; }
  body[data-layout="spotlight"] .card-media { height: clamp(320px, 46vh, 500px); border-radius: 10px; }

  /* ---------- INTRO / SIGN-OFF STRIP ---------- */
  .signoff { padding: 90px var(--pad-x) 30px; display: grid; grid-template-columns: 1fr auto; gap: 40px; align-items: end; border-top: 1px solid var(--line); margin-top: 40px; }
  .signoff h2 { font-family: 'Rubik', sans-serif; font-weight: 800; font-size: clamp(40px, 6.4vw, 104px); letter-spacing: -0.05em; line-height: 0.9; }
  .signoff h2 a { display: inline-block; transition: color .4s ease; }
  .signoff h2 a:hover { color: var(--red); }
  .signoff h2 .dot { color: var(--red); }
  .signoff .right { display: flex; flex-direction: column; gap: 12px; align-items: flex-end; align-self: center; }

  /* ---------- RESPONSIVE ---------- */
  @media (max-width: 880px) {
    .work-head { grid-template-columns: 1fr; gap: 30px; align-items: start; }
  }
  @media (max-width: 1100px) {
    body[data-layout="mixed"] .card.s7,
    body[data-layout="mixed"] .card.s5 { grid-column: span 6; }
    body[data-layout="mixed"] .card.s4 { grid-column: span 4; }
    body[data-layout="uniform"] .cards { grid-template-columns: repeat(3, 1fr); }
  }
  @media (max-width: 760px) {
    .work-head { padding-top: 104px; }
    body[data-layout="mixed"] .cards,
    body[data-layout="uniform"] .cards { grid-template-columns: 1fr; gap: 30px; }
    body[data-layout="mixed"] .card.s7,
    body[data-layout="mixed"] .card.s5,
    body[data-layout="mixed"] .card.s4,
    body[data-layout="mixed"] .card.s12 { grid-column: span 1; }
    body[data-layout="mixed"] .card .card-media { aspect-ratio: 4 / 3 !important; }
    body[data-layout="uniform"] .card-media { aspect-ratio: 4 / 5; }
    body[data-layout="spotlight"] .crow { flex-direction: column; }
    body[data-layout="spotlight"] .card-media { height: 56vw; }
    .signoff { grid-template-columns: 1fr; }
    .signoff .right { align-items: flex-start; }
  }
