/* ===================================================================
   Border Collie Colors — visual genetics guide
   Design signature: educational swatch gallery, geometric type,
   vivid multicolour palette. Coat samples are drawn in pure CSS.
   =================================================================== */

:root{
  --font-head:'Poppins','Century Gothic','Futura','Trebuchet MS',system-ui,sans-serif;
  --font-body:'Nunito',system-ui,-apple-system,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;

  --ink:#211f2b;
  --ink-soft:#5b5768;
  --paper:#ffffff;
  --bg:#f5f3fb;
  --bg-2:#efeaf9;
  --line:#e7e1f2;
  --line-strong:#d8d0ea;

  --brand:#6d28d9;
  --brand-ink:#4c1d95;
  --brand-2:#e11d74;
  --brand-3:#f59e0b;

  --r:16px;
  --r-lg:26px;
  --r-pill:999px;

  --shadow-sm:0 1px 2px rgba(33,20,66,.06), 0 3px 10px rgba(33,20,66,.05);
  --shadow-md:0 8px 26px rgba(60,30,110,.10), 0 2px 8px rgba(60,30,110,.06);
  --shadow-lg:0 22px 60px rgba(60,30,110,.16);

  --maxw:1120px;
}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font-body);
  color:var(--ink);
  background:var(--bg);
  line-height:1.65;
  font-size:clamp(16px,0.55vw + 15px,18px);
  background-image:
    radial-gradient(1200px 520px at 88% -8%, rgba(225,29,116,.06), transparent 60%),
    radial-gradient(1000px 480px at -6% 4%, rgba(109,40,217,.08), transparent 60%);
  background-attachment:fixed;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3,h4{font-family:var(--font-head);line-height:1.12;color:var(--ink);letter-spacing:-.01em;margin:0}
p{margin:0 0 1em}
.wrap{max-width:var(--maxw);margin-inline:auto;padding-inline:clamp(18px,4vw,40px)}

/* ---------- Header ---------- */
.site-head{
  position:sticky;top:0;z-index:40;
  background:rgba(255,255,255,.82);
  backdrop-filter:saturate(1.4) blur(10px);
  border-bottom:1px solid var(--line);
}
.site-head__row{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:70px}
.brand{display:flex;align-items:center;gap:12px;font-family:var(--font-head);font-weight:800;color:var(--ink);font-size:1.16rem;letter-spacing:-.02em}
.brand:hover{text-decoration:none}
.brand__dots{display:grid;grid-template-columns:repeat(3,10px);grid-auto-rows:10px;gap:3px;flex:0 0 auto}
.brand__dots i{border-radius:50%}
.brand__dots i:nth-child(1){background:#26262e}
.brand__dots i:nth-child(2){background:#6b3f22}
.brand__dots i:nth-child(3){background:#6f8099}
.brand__dots i:nth-child(4){background:#cf6a2e}
.brand__dots i:nth-child(5){background:#b7813f}
.brand__dots i:nth-child(6){background:#2f8f83}
.brand small{display:block;font-family:var(--font-body);font-weight:700;color:var(--ink-soft);font-size:.62rem;letter-spacing:.14em;text-transform:uppercase}
.head-cta{font-family:var(--font-head);font-weight:600;font-size:.86rem;color:var(--brand-ink);border:1.5px solid var(--line-strong);padding:.5em 1em;border-radius:var(--r-pill);white-space:nowrap}
.head-cta:hover{background:var(--brand);color:#fff;border-color:var(--brand);text-decoration:none}

/* ---------- Chip nav ---------- */
.chipnav{border-bottom:1px solid var(--line);background:linear-gradient(var(--paper),var(--bg))}
.chipnav__scroll{display:flex;gap:8px;flex-wrap:wrap;padding-block:14px}
.chip{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--font-head);font-weight:600;font-size:.8rem;
  color:var(--ink);background:var(--paper);
  border:1px solid var(--line-strong);border-radius:var(--r-pill);
  padding:.42em .9em .42em .5em;transition:.15s;
}
.chip:hover{text-decoration:none;transform:translateY(-1px);box-shadow:var(--shadow-sm);border-color:var(--sig,var(--brand))}
.chip__dot{width:16px;height:16px;border-radius:50%;flex:0 0 auto;box-shadow:inset 0 0 0 1.5px rgba(255,255,255,.55)}
.chip[aria-current="page"]{background:var(--sig,var(--brand));color:#fff;border-color:transparent}
.chip[aria-current="page"] .chip__dot{box-shadow:inset 0 0 0 2px rgba(255,255,255,.7)}

/* ---------- Hero (home) ---------- */
.hero{padding-block:clamp(38px,6vw,74px)}
.hero__kicker{display:inline-flex;align-items:center;gap:9px;font-family:var(--font-head);font-weight:600;font-size:.76rem;letter-spacing:.16em;text-transform:uppercase;color:var(--brand-ink);background:#fff;border:1px solid var(--line-strong);padding:.45em .9em;border-radius:var(--r-pill);box-shadow:var(--shadow-sm)}
.hero h1{font-size:clamp(2.1rem,5.4vw,3.7rem);font-weight:800;margin:.5em 0 .35em;max-width:16ch}
.hero__lead{font-size:clamp(1.05rem,1.4vw,1.28rem);color:var(--ink-soft);max-width:52ch;margin-bottom:1.6em}
.hero__grid{display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(24px,4vw,54px);align-items:center}
.hero__actions{display:flex;flex-wrap:wrap;gap:12px}
.btn{display:inline-flex;align-items:center;gap:9px;font-family:var(--font-head);font-weight:600;border-radius:var(--r-pill);padding:.8em 1.4em;transition:.15s}
.btn--primary{background:var(--brand);color:#fff;box-shadow:0 10px 24px rgba(109,40,217,.28)}
.btn--primary:hover{background:var(--brand-ink);text-decoration:none;transform:translateY(-1px)}
.btn--ghost{background:#fff;color:var(--ink);border:1.5px solid var(--line-strong)}
.btn--ghost:hover{border-color:var(--brand);color:var(--brand-ink);text-decoration:none}

/* Hero coat collage */
.coat-collage{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;transform:rotate(-2deg)}
.coat-collage .coat{aspect-ratio:1;border-radius:18px}
.coat-collage .coat:nth-child(3n+2){transform:translateY(14px)}

/* ---------- Coat swatch engine ---------- */
.coat{
  --coat:#26262e;--trim:#fbfbfd;
  position:relative;aspect-ratio:4/3;border-radius:14px;overflow:hidden;
  background:var(--coat);
  box-shadow:inset 0 0 0 1px rgba(0,0,0,.08), var(--shadow-sm);
  isolation:isolate;
}
/* white blaze + white chest = the classic Border Collie look */
.coat::before{
  content:"";position:absolute;inset:0;z-index:2;
  background:
    linear-gradient(102deg, transparent 0 43%, var(--trim) 43% 55%, transparent 55%) ,
    linear-gradient(to top, var(--trim) 0 15%, transparent 15%);
  mix-blend-mode:normal;
}
.coat__code{
  position:absolute;left:10px;bottom:10px;z-index:5;
  font-family:'Poppins',monospace;font-weight:700;font-size:.72rem;
  color:#fff;background:rgba(20,16,32,.62);border:1px solid rgba(255,255,255,.28);
  padding:.24em .6em;border-radius:8px;backdrop-filter:blur(2px);letter-spacing:.02em;
}
/* solids */
.coat--black{--coat:#242430}
.coat--brown{--coat:#6b3f22}
.coat--blue{--coat:#6f8099}
.coat--lilac{--coat:#b39aae}
.coat--eered{--coat:#cf7d3f}
.coat--tan{--coat:#2a2a30}
/* sable: black-tipped hairs over gold */
.coat--sable{background:linear-gradient(to top,#cf9147 0%,#b1732e 40%,#4a3116 100%)}
.coat--sable::before{background:linear-gradient(to top, var(--trim) 0 14%, transparent 14%)}
/* tan point: black base + tan marks */
.coat--tan::after{
  content:"";position:absolute;inset:0;z-index:1;
  background:
    radial-gradient(circle at 30% 22%, #c98f45 0 5%, transparent 6%),
    radial-gradient(circle at 62% 22%, #c98f45 0 5%, transparent 6%),
    linear-gradient(to top,#bd823c 0 10%, transparent 10%);
}
/* brindle: eumelanin stripes on tan */
.coat--brindle{--coat:#7a4a26}
.coat--brindle::after{content:"";position:absolute;inset:0;z-index:1;
  background:repeating-linear-gradient(78deg,#241408 0 5px,transparent 5px 15px)}
/* merle: patchy dilution */
.coat--merle{--coat:#8b93a1}
.coat--merle::after{content:"";position:absolute;inset:0;z-index:1;opacity:.92;
  background:
    radial-gradient(ellipse 26% 20% at 24% 30%,#2c3038 0 60%,transparent 62%),
    radial-gradient(ellipse 18% 22% at 58% 20%,#3a3f49 0 60%,transparent 62%),
    radial-gradient(ellipse 22% 26% at 76% 58%,#262a32 0 60%,transparent 62%),
    radial-gradient(ellipse 16% 16% at 40% 66%,#343945 0 60%,transparent 62%),
    radial-gradient(ellipse 12% 14% at 86% 30%,#2c3038 0 60%,transparent 62%)}
/* ticking: colour flecks on white */
.coat--ticking{--coat:#eceaf1}
.coat--ticking::after{content:"";position:absolute;inset:0;z-index:1;
  background-image:radial-gradient(#2b2f38 21%,transparent 24%);background-size:15px 15px;opacity:.9}
.coat--ticking::before{background:
  linear-gradient(102deg, transparent 0 40%, #26262e 40% 60%, transparent 60%),
  linear-gradient(to top, transparent 0 100%, transparent 100%)}
/* colour-headed white / irish spotting */
.coat--white{--coat:#eef0f4}
.coat--white::before{background:
  radial-gradient(ellipse 60% 42% at 50% 0%, #2a2a34 0 70%, transparent 72%)}
.coat--white::after{content:"";position:absolute;right:8%;bottom:10%;width:16%;height:20%;z-index:1;border-radius:50%;background:#2a2a34}
/* face markings: bold blaze */
.coat--face{--coat:#2b2b34}
.coat--face::before{background:
  linear-gradient(97deg, transparent 0 40%, var(--trim) 40% 60%, transparent 60%),
  linear-gradient(to top, var(--trim) 0 22%, transparent 22%)}
/* coat types: textured teal */
.coat--coat{--coat:#2f8f83}
.coat--coat::after{content:"";position:absolute;inset:0;z-index:1;opacity:.5;
  background:repeating-radial-gradient(circle at 50% -20%, transparent 0 12px, rgba(255,255,255,.18) 12px 15px)}
/* eye & nose: two eyes, heterochromia */
.coat--eye{--coat:#caa15a}
.coat--eye::before{background:linear-gradient(to top,#8a6b34 0 26%,transparent 26%)}
.coat--eye::after{content:"";position:absolute;inset:0;z-index:3;
  background:
    radial-gradient(circle at 34% 40%, #1a1a1f 0 6%, #6ec1e8 6% 13%, transparent 14%),
    radial-gradient(circle at 66% 40%, #1a1a1f 0 6%, #7a4a1e 6% 13%, transparent 14%)}
/* welcome: multicolour */
.coat--welcome{background:conic-gradient(from 200deg,#6d28d9,#e11d74,#f59e0b,#2f8f83,#6f8099,#6d28d9)}
.coat--welcome::before{background:
  linear-gradient(102deg, transparent 0 44%, rgba(255,255,255,.9) 44% 54%, transparent 54%)}

/* ---------- The gallery grid ---------- */
.gallery{padding-block:clamp(30px,5vw,56px)}
.section-head{max-width:60ch;margin-bottom:1.8em}
.section-head .eyebrow{font-family:var(--font-head);font-weight:600;font-size:.76rem;letter-spacing:.16em;text-transform:uppercase;color:var(--brand-2)}
.section-head h2{font-size:clamp(1.6rem,3.2vw,2.3rem);font-weight:800;margin:.3em 0 .35em}
.section-head p{color:var(--ink-soft);margin:0}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:clamp(16px,2vw,22px)}
.card{
  display:flex;flex-direction:column;background:var(--paper);
  border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;
  box-shadow:var(--shadow-sm);transition:.18s;
  --sig:var(--brand);
}
.card:hover{text-decoration:none;transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:color-mix(in srgb,var(--sig) 45%,var(--line))}
.card .coat{aspect-ratio:16/10;border-radius:0;box-shadow:inset 0 -1px 0 rgba(0,0,0,.05)}
.card__body{padding:16px 18px 20px;display:flex;flex-direction:column;gap:.35em;flex:1}
.card__title{font-family:var(--font-head);font-weight:700;font-size:1.12rem;color:var(--ink);display:flex;align-items:center;justify-content:space-between;gap:8px}
.card__title .gene{margin:0}
.card__desc{color:var(--ink-soft);font-size:.93rem;margin:0}
.card__more{margin-top:auto;padding-top:.7em;font-family:var(--font-head);font-weight:600;font-size:.83rem;color:var(--sig)}

/* ---------- Interior hero ---------- */
.topic-hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line)}
.topic-hero__bg{position:absolute;inset:0;z-index:0;background:
  linear-gradient(180deg, color-mix(in srgb,var(--sig) 16%,#fff), color-mix(in srgb,var(--sig) 6%,#fff))}
.topic-hero .wrap{position:relative;z-index:1}
.topic-hero__grid{display:grid;grid-template-columns:1.25fr .75fr;gap:clamp(22px,4vw,48px);align-items:center;padding-block:clamp(30px,5vw,58px)}
.topic-hero__kicker{display:inline-flex;align-items:center;gap:9px;font-family:var(--font-head);font-weight:600;font-size:.74rem;letter-spacing:.14em;text-transform:uppercase;color:#fff;background:var(--sig);padding:.42em .9em;border-radius:var(--r-pill);box-shadow:var(--shadow-sm)}
.topic-hero h1{font-size:clamp(1.9rem,4.6vw,3.1rem);font-weight:800;margin:.5em 0 .3em}
.topic-hero__lead{font-size:clamp(1.02rem,1.4vw,1.2rem);color:var(--ink-soft);max-width:50ch;margin:0}
.topic-hero .coat{aspect-ratio:4/3;border-radius:20px;box-shadow:var(--shadow-md)}

/* ---------- Article ---------- */
.article{padding-block:clamp(30px,5vw,56px)}
.article__grid{display:grid;grid-template-columns:1fr;gap:0;max-width:74ch;margin-inline:auto}
.article h2{font-size:clamp(1.4rem,2.6vw,1.95rem);font-weight:700;margin:1.7em 0 .5em;position:relative;padding-left:.7em}
.article h2::before{content:"";position:absolute;left:0;top:.12em;bottom:.12em;width:6px;border-radius:6px;background:var(--sig,var(--brand))}
.article h2:first-child{margin-top:0}
.article h3{font-size:clamp(1.12rem,1.9vw,1.35rem);font-weight:700;margin:1.5em 0 .4em;color:var(--brand-ink)}
.article p,.article li{color:#33303d}
.article ul,.article ol{margin:0 0 1.1em;padding-left:1.25em}
.article li{margin-bottom:.4em}
.article strong{color:var(--ink)}

/* gene chip */
.gene{display:inline-flex;align-items:center;font-family:'Poppins',ui-monospace,monospace;font-weight:700;font-size:.86em;letter-spacing:.02em;
  background:color-mix(in srgb,var(--sig,var(--brand)) 14%,#fff);
  color:color-mix(in srgb,var(--sig,var(--brand)) 62%,#211);
  border:1px solid color-mix(in srgb,var(--sig,var(--brand)) 30%,#fff);
  padding:.06em .5em;border-radius:7px;white-space:nowrap}

/* genotype table */
.genotypes{display:grid;gap:10px;margin:1.2em 0 1.6em}
.genotypes__row{display:grid;grid-template-columns:minmax(92px,auto) 1fr;gap:16px;align-items:baseline;background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:12px 16px;box-shadow:var(--shadow-sm)}
.genotypes__row .gene{justify-self:start}
.genotypes__row span:last-child{color:#3a3745}

/* key / note boxes */
.keybox{background:var(--paper);border:1px solid var(--line);border-left:5px solid var(--sig,var(--brand));border-radius:14px;padding:18px 20px;margin:1.4em 0;box-shadow:var(--shadow-sm)}
.keybox h4{font-size:1.02rem;margin:0 0 .5em;color:var(--ink);display:flex;align-items:center;gap:.5em}
.keybox p:last-child{margin-bottom:0}
.note{background:color-mix(in srgb,var(--brand) 6%,#fff);border:1px dashed var(--line-strong);border-radius:14px;padding:14px 18px;margin:1.4em 0;font-size:.95rem;color:var(--ink-soft)}

/* nose-colour key (ee red) */
.nosekey{display:grid;gap:10px;margin:1.2em 0 1.6em}
.nosekey__row{display:grid;grid-template-columns:auto 1fr;gap:14px;align-items:center;background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:12px 16px;box-shadow:var(--shadow-sm)}
.nosekey__dot{width:34px;height:34px;border-radius:50%;box-shadow:inset 0 0 0 2px rgba(255,255,255,.5),0 0 0 1px rgba(0,0,0,.08)}
.nosekey__row b{color:var(--ink)}

/* swatch strip (inline colour samples) */
.swatch-strip{display:flex;flex-wrap:wrap;gap:14px;margin:1.4em 0}
.swatch-strip figure{margin:0;width:120px}
.swatch-strip .chip-swatch{height:74px;border-radius:12px;box-shadow:var(--shadow-sm),inset 0 0 0 1px rgba(0,0,0,.06)}
.swatch-strip figcaption{font-family:var(--font-head);font-weight:600;font-size:.78rem;margin-top:.5em;color:var(--ink)}
.swatch-strip small{display:block;color:var(--ink-soft);font-weight:400;font-size:.72rem}

/* primer strip (home) */
.primer{background:linear-gradient(180deg,var(--bg-2),var(--paper));border-block:1px solid var(--line)}
.primer__grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:22px;padding-block:clamp(30px,5vw,52px)}
.primer__item{background:var(--paper);border:1px solid var(--line);border-radius:var(--r);padding:20px;box-shadow:var(--shadow-sm)}
.primer__item .n{font-family:var(--font-head);font-weight:800;font-size:1.7rem;color:var(--brand);line-height:1}
.primer__item h3{font-size:1.08rem;margin:.5em 0 .3em}
.primer__item p{font-size:.9rem;color:var(--ink-soft);margin:0}

/* explore other (interior footer nav) */
.explore{border-top:1px solid var(--line);background:var(--bg)}
.explore .grid{grid-template-columns:repeat(auto-fill,minmax(180px,1fr))}
.mini-card{display:flex;align-items:center;gap:12px;background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:10px;box-shadow:var(--shadow-sm);transition:.15s;--sig:var(--brand)}
.mini-card:hover{text-decoration:none;transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:color-mix(in srgb,var(--sig) 40%,var(--line))}
.mini-card .coat{width:56px;flex:0 0 56px;aspect-ratio:1;border-radius:10px}
.mini-card span{font-family:var(--font-head);font-weight:600;font-size:.9rem;color:var(--ink)}

/* ---------- Footer ---------- */
.site-foot{background:#1c1830;color:#cfc7e6;margin-top:20px}
.site-foot a{color:#e6def7}
.site-foot__grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:32px;padding-block:clamp(34px,5vw,54px)}
.site-foot__brand{font-family:var(--font-head);font-weight:800;font-size:1.2rem;color:#fff;margin-bottom:.4em}
.site-foot p{color:#a99fc4;font-size:.92rem;max-width:38ch}
.foot-col h4{font-family:var(--font-head);font-size:.8rem;letter-spacing:.14em;text-transform:uppercase;color:#8f84b3;margin:0 0 1em}
.foot-col ul{list-style:none;margin:0;padding:0;display:grid;gap:.55em}
.foot-col a{color:#d7cff0;font-size:.92rem;text-decoration:none}
.foot-col a:hover{color:#fff;text-decoration:underline}
.site-foot__bar{border-top:1px solid rgba(255,255,255,.1);padding-block:20px;font-size:.82rem;color:#8f84b3;display:flex;flex-wrap:wrap;gap:8px 20px;justify-content:space-between}

/* ---------- Responsive ---------- */
@media (max-width:860px){
  .hero__grid,.topic-hero__grid{grid-template-columns:1fr}
  .hero__grid .coat-collage{max-width:420px}
  .topic-hero .coat{max-width:360px}
  .site-foot__grid{grid-template-columns:1fr 1fr}
  .site-foot__brand-col{grid-column:1/-1}
}
@media (max-width:560px){
  .site-head small{display:none}
  .head-cta{display:none}
  .site-foot__grid{grid-template-columns:1fr}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important}
  .coat-collage{transform:none}
}

/* ---------- Breadcrumb (added: wayfinding + rich-result, site tokens only) ---------- */
.crumbs{border-bottom:1px solid var(--line);background:linear-gradient(var(--paper),var(--bg))}
.crumbs ol{list-style:none;margin:0;display:flex;flex-wrap:wrap;align-items:center;gap:.15em .55em;padding:11px 0;font-family:var(--font-head);font-weight:600;font-size:.8rem}
.crumbs li{display:inline-flex;align-items:center;gap:.55em;color:var(--ink-soft)}
.crumbs li+li::before{content:"\203A";color:var(--line-strong);font-weight:700}
.crumbs a{color:var(--brand-ink);text-decoration:none}
.crumbs a:hover{color:var(--brand);text-decoration:underline}
.crumbs [aria-current="page"]{color:var(--ink-soft)}

/* ---------- Mobile hardening (added: no desktop change) ---------- */
.hero{overflow-x:clip}                 /* rotated hero collage can never push past the viewport */
@media (max-width:768px){
  .chip{min-height:44px}               /* comfortable touch targets in the wrapping chip nav */
  .foot-col a{display:inline-block;padding-block:.25em}
  .crumbs a{display:inline-block;padding-block:.2em}
}

/* ---------- Real photography (added: home banner + per-topic photos) ---------- */
.photo-hero{position:relative;overflow:hidden;background:var(--ink)}
.photo-hero__img{width:100%;height:clamp(240px,38vw,440px);object-fit:cover;object-position:50% 32%;display:block}
.photo-hero__bar{height:6px;background:linear-gradient(90deg,#6d28d9,#e11d74,#f59e0b,#2f8f83,#6f8099,#6b3f22)}

/* topic-hero real photo: same slot/format as the .coat swatch, real image + genotype badge kept */
.topic-photo{position:relative;isolation:isolate;border-radius:20px;overflow:hidden;box-shadow:var(--shadow-md);aspect-ratio:3/2}
.topic-photo img{width:100%;height:100%;object-fit:cover;display:block}
.topic-photo .coat__code{left:12px;bottom:12px}

/* in-article illustrative photo (added: coat-types action shot) */
.article-photo{margin:1.6em 0;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-md)}
.article-photo img{width:100%;aspect-ratio:3/2;object-fit:cover;display:block}
.article-photo figcaption{font-size:.86rem;color:var(--ink-soft);padding:.7em 1em;background:var(--paper);border-top:1px solid var(--line)}

/* photographic swatches: same slots/sizes as .coat, real photos instead of CSS gradients (added) */
.coat-photo{position:relative;overflow:hidden;isolation:isolate;box-shadow:inset 0 0 0 1px rgba(0,0,0,.08), var(--shadow-sm)}
.coat-photo img{width:100%;height:100%;object-fit:cover;display:block}
.coat-collage .coat-photo{aspect-ratio:1;border-radius:18px}
.card .coat-photo{aspect-ratio:16/10;border-radius:0;box-shadow:inset 0 -1px 0 rgba(0,0,0,.05)}
.mini-card .coat-photo{width:56px;flex:0 0 56px;aspect-ratio:1;border-radius:10px}
/* photographic inline shade swatches (added: swatch-strip chips) */
img.chip-swatch{display:block;width:100%;object-fit:cover}

@media (max-width:560px){
  .photo-hero__img{height:clamp(200px,58vw,320px)}
}