/* ============================================================
   Ferienhaus Bärenstein – Heimburg im Harz
   Corporate Identity aus dem Logo:
   Olivgrün #646C3C · Dunkelbraun #401E0A · Gold #F0B947
   Eigenständig: keine externen Fonts/Skripte (DSGVO-freundlich)
   ============================================================ */

:root{
  --green:        #646C3C;
  --green-dark:   #525830;
  --green-deep:   #3b4022;
  --brown:        #401E0A;
  --brown-mid:    #6b3c1d;
  --gold:         #F0B947;
  --gold-dark:    #d89a2a;
  --gold-soft:    #f7d98a;
  --cream:        #f7f4ea;
  --cream-2:      #efe9d8;
  --paper:        #ffffff;
  --ink:          #2c2117;
  --ink-soft:     #5b5042;
  --line:         #e3dcc9;
  --shadow:       0 14px 40px rgba(45,33,23,.13);
  --shadow-sm:    0 6px 18px rgba(45,33,23,.10);
  --radius:       16px;
  --radius-lg:    24px;
  --maxw:         1180px;
  --font-head:    "Oswald","Arial Narrow","Helvetica Neue",system-ui,sans-serif;
  --font-body:    system-ui,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-body);
  color:var(--ink);
  background:var(--cream);
  line-height:1.7;
  font-size:17px;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:var(--brown-mid);text-decoration:none;transition:color .2s}
a:hover{color:var(--gold-dark)}

h1,h2,h3,h4{
  font-family:var(--font-head);
  font-weight:600;
  line-height:1.08;
  color:var(--brown);
  margin:0 0 .5em;
  letter-spacing:.5px;
}
h2.section-title{
  font-size:clamp(1.9rem,4vw,3rem);
  text-transform:uppercase;
  letter-spacing:1.5px;
}
.section-kicker{
  display:inline-block;
  font-family:var(--font-head);
  text-transform:uppercase;
  letter-spacing:3px;
  font-size:.82rem;
  font-weight:600;
  color:var(--gold-dark);
  margin-bottom:.6rem;
}

/* ---------- Layout ---------- */
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.section{padding:92px 0}
.section--cream{background:var(--cream)}
.section--paper{background:var(--paper)}
.section--green{
  background:linear-gradient(150deg,var(--green) 0%,var(--green-deep) 100%);
  color:#f3eedd;
}
.section--green h2,.section--green h3{color:#fff}
.section--green .section-kicker{color:var(--gold-soft)}
.section-head{max-width:720px;margin:0 auto 56px;text-align:center}
.section-head p{color:var(--ink-soft);font-size:1.08rem;margin:0}
.section--green .section-head p{color:#e6e0cf}
.center{text-align:center}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:.55em;
  font-family:var(--font-head);font-weight:600;
  text-transform:uppercase;letter-spacing:1.2px;font-size:.95rem;
  padding:14px 30px;border-radius:50px;border:2px solid transparent;
  cursor:pointer;transition:transform .15s,box-shadow .2s,background .2s,color .2s;
  white-space:nowrap;
}
.btn svg{width:1.1em;height:1.1em}
.btn--gold{background:var(--gold);color:var(--brown);box-shadow:0 8px 22px rgba(216,154,42,.35)}
.btn--gold:hover{background:var(--gold-dark);color:#fff;transform:translateY(-2px)}
.btn--ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.7)}
.btn--ghost:hover{background:#fff;color:var(--brown);transform:translateY(-2px)}
.btn--brown{background:var(--brown);color:#fff}
.btn--brown:hover{background:#2b1406;color:#fff;transform:translateY(-2px)}
.btn--lg{padding:17px 38px;font-size:1.02rem}

/* ---------- Header / Nav ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  transition:background .3s,box-shadow .3s,padding .3s;
  padding:14px 0;
}
.site-header.is-top{background:transparent}
.site-header.is-scrolled{
  background:rgba(60,64,34,.96);
  backdrop-filter:blur(8px);
  box-shadow:0 4px 20px rgba(0,0,0,.18);
  padding:8px 0;
}
.nav{display:flex;align-items:center;justify-content:space-between;gap:20px}
.nav__brand{display:flex;align-items:center;gap:12px;color:#fff}
.nav__brand img{height:54px;width:auto;transition:height .3s;filter:drop-shadow(0 2px 6px rgba(0,0,0,.35))}
.is-scrolled .nav__brand img{height:44px}
.nav__brand-text{font-family:var(--font-head);text-transform:uppercase;line-height:1;letter-spacing:1px}
.nav__brand-text b{display:block;font-size:1.05rem;color:#fff}
.nav__brand-text span{font-size:.66rem;letter-spacing:3px;color:var(--gold-soft)}
.nav__links{display:flex;align-items:center;gap:6px;list-style:none;margin:0;padding:0}
.nav__links a{
  color:#f3eedd;font-family:var(--font-head);text-transform:uppercase;
  letter-spacing:1px;font-size:.9rem;padding:9px 13px;border-radius:8px;
}
.nav__links a:hover{color:#fff;background:rgba(255,255,255,.12)}
.nav__cta{margin-left:6px}
.nav__toggle{
  display:none;background:none;border:0;cursor:pointer;padding:8px;
  flex-direction:column;gap:5px;
}
.nav__toggle span{width:26px;height:3px;background:#fff;border-radius:3px;transition:.3s}
.nav.is-open .nav__toggle span:nth-child(1){transform:translateY(8px) rotate(45deg)}
.nav.is-open .nav__toggle span:nth-child(2){opacity:0}
.nav.is-open .nav__toggle span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}

/* ---------- Hero ---------- */
.hero{
  position:relative;min-height:100vh;display:flex;align-items:center;
  color:#fff;text-align:center;overflow:hidden;
}
.hero__bg{position:absolute;inset:0;z-index:-2}
.hero__bg img{width:100%;height:100%;object-fit:cover}
.hero::after{
  content:"";position:absolute;inset:0;z-index:-1;
  background:linear-gradient(180deg,rgba(40,38,18,.62) 0%,rgba(59,64,34,.72) 55%,rgba(40,30,10,.85) 100%);
}
.hero__inner{max-width:860px;margin:0 auto;padding:120px 24px 80px}
.hero__logo{width:min(340px,72vw);margin:0 auto 26px;filter:drop-shadow(0 8px 24px rgba(0,0,0,.45))}
.hero__badge{
  display:inline-flex;align-items:center;gap:.5em;
  background:var(--gold);color:var(--brown);
  font-family:var(--font-head);text-transform:uppercase;letter-spacing:1.5px;
  font-size:.82rem;font-weight:600;padding:8px 18px;border-radius:50px;margin-bottom:22px;
  box-shadow:0 6px 18px rgba(0,0,0,.25);
}
.hero h1{
  color:#fff;font-size:clamp(2.4rem,6.5vw,4.6rem);text-transform:uppercase;
  letter-spacing:2px;margin-bottom:.15em;text-shadow:0 4px 24px rgba(0,0,0,.5);
}
.hero__sub{
  font-family:var(--font-head);text-transform:uppercase;letter-spacing:6px;
  font-size:clamp(.95rem,2.5vw,1.4rem);color:var(--gold-soft);margin-bottom:1.2em;
}
.hero__lead{font-size:clamp(1.05rem,2.2vw,1.3rem);max-width:620px;margin:0 auto 2em;color:#f1ecdd}
.hero__cta{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}
.hero__scroll{
  position:absolute;bottom:26px;left:50%;transform:translateX(-50%);
  color:#fff;opacity:.8;animation:bounce 2.2s infinite;
}
@keyframes bounce{0%,100%{transform:translate(-50%,0)}50%{transform:translate(-50%,10px)}}

/* ---------- Quick facts ---------- */
.facts{background:var(--brown);color:#f3eedd}
.facts__grid{
  display:grid;grid-template-columns:repeat(6,1fr);gap:8px;
  padding:26px 0;text-align:center;
}
.fact{padding:10px}
.fact svg{width:30px;height:30px;color:var(--gold);margin:0 auto 8px}
.fact b{display:block;font-family:var(--font-head);font-size:1.35rem;color:#fff;letter-spacing:.5px}
.fact span{font-size:.82rem;color:#cdc6b2;text-transform:uppercase;letter-spacing:1px}

/* ---------- Willkommen / Intro ---------- */
.intro__grid{display:grid;grid-template-columns:1.05fr .95fr;gap:60px;align-items:center}
.intro__text p{color:var(--ink-soft);margin:0 0 1.1em}
.intro__media{position:relative}
.intro__media img{border-radius:var(--radius-lg);box-shadow:var(--shadow);width:100%}
.intro__media::before{
  content:"";position:absolute;inset:18px -18px -18px 18px;z-index:-1;
  border:3px solid var(--gold);border-radius:var(--radius-lg);
}
.intro__signature{
  font-family:var(--font-head);text-transform:uppercase;letter-spacing:1px;
  color:var(--brown-mid);font-size:1.1rem;margin-top:1.4em;
}

/* ---------- Highlights / Features ---------- */
.features{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.feature{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);
  padding:30px 26px;box-shadow:var(--shadow-sm);transition:transform .2s,box-shadow .2s;
}
.feature:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.feature__icon{
  width:54px;height:54px;border-radius:14px;display:grid;place-items:center;
  background:var(--cream-2);color:var(--green);margin-bottom:16px;
}
.feature__icon svg{width:28px;height:28px}
.feature h3{font-size:1.18rem;text-transform:uppercase;letter-spacing:.5px;margin-bottom:.35em}
.feature p{margin:0;color:var(--ink-soft);font-size:.97rem}

/* ---------- Die Wohnung (split + grundriss) ---------- */
.flat__grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.flat__list{list-style:none;padding:0;margin:1.4em 0 0;display:grid;grid-template-columns:1fr 1fr;gap:10px 22px}
.flat__list li{position:relative;padding-left:30px;color:var(--ink-soft)}
.flat__list li::before{
  content:"";position:absolute;left:0;top:7px;width:18px;height:18px;
  background:var(--gold);border-radius:50%;
  -webkit-mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='black' d='M9 16.2 4.8 12l-1.4 1.4L9 19 21 7l-1.4-1.4z'/%3E%3C/svg%3E") center/contain no-repeat;
  mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='black' d='M9 16.2 4.8 12l-1.4 1.4L9 19 21 7l-1.4-1.4z'/%3E%3C/svg%3E") center/contain no-repeat;
}
.grundriss{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:18px;box-shadow:var(--shadow);
}
.grundriss img{border-radius:10px;width:100%}
.grundriss figcaption{
  text-align:center;font-family:var(--font-head);text-transform:uppercase;
  letter-spacing:2px;color:var(--brown-mid);font-size:.85rem;margin-top:12px;
}

/* ---------- Ausstattung ---------- */
.amen{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.amen__card{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.16);
  border-radius:var(--radius);padding:26px 24px;backdrop-filter:blur(2px);
}
.amen__card h3{
  display:flex;align-items:center;gap:12px;font-size:1.12rem;text-transform:uppercase;
  letter-spacing:1px;color:#fff;margin-bottom:14px;
}
.amen__card h3 svg{width:24px;height:24px;color:var(--gold)}
.amen__card ul{list-style:none;margin:0;padding:0}
.amen__card li{padding:5px 0 5px 22px;position:relative;color:#e7e1d1;font-size:.95rem}
.amen__card li::before{content:"";position:absolute;left:0;top:13px;width:7px;height:7px;background:var(--gold);border-radius:50%}

/* ---------- Galerie ---------- */
.gal__filter{display:flex;justify-content:center;flex-wrap:wrap;gap:10px;margin-bottom:36px}
.gal__filter button{
  font-family:var(--font-head);text-transform:uppercase;letter-spacing:1px;font-size:.85rem;
  padding:9px 20px;border-radius:50px;border:2px solid var(--line);background:#fff;color:var(--brown-mid);
  cursor:pointer;transition:.2s;
}
.gal__filter button:hover{border-color:var(--gold)}
.gal__filter button.is-active{background:var(--green);border-color:var(--green);color:#fff}
.gallery{
  columns:3;column-gap:16px;
}
.gallery__item{
  break-inside:avoid;margin-bottom:16px;border-radius:14px;overflow:hidden;
  position:relative;cursor:pointer;box-shadow:var(--shadow-sm);display:block;
  background:var(--cream-2);
}
.gallery__item img{width:100%;transition:transform .5s ease}
.gallery__item:hover img{transform:scale(1.06)}
.gallery__cap{
  position:absolute;left:0;right:0;bottom:0;
  background:linear-gradient(transparent,rgba(40,30,10,.82));
  color:#fff;padding:30px 16px 14px;font-size:.9rem;
  transform:translateY(8px);opacity:0;transition:.3s;
}
.gallery__item:hover .gallery__cap{transform:translateY(0);opacity:1}
.gallery__item.hide{display:none}

/* Galerie-Vorschau (Startseite) */
.gallery-teaser{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.gallery-teaser__item{
  position:relative;display:block;border-radius:14px;overflow:hidden;
  aspect-ratio:4/3;box-shadow:var(--shadow-sm);background:var(--cream-2);
}
.gallery-teaser__item img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.gallery-teaser__item:hover img{transform:scale(1.07)}
.gallery-teaser__more::after{content:"";position:absolute;inset:0;background:rgba(40,30,10,.55)}
.gallery-teaser__more-label{
  position:absolute;inset:0;z-index:1;display:flex;flex-direction:column;
  align-items:center;justify-content:center;text-align:center;
  color:#fff;font-family:var(--font-head);text-transform:uppercase;
  letter-spacing:1px;font-size:1.5rem;line-height:1.05;
}
@media(max-width:760px){.gallery-teaser{grid-template-columns:repeat(2,1fr)}}

/* Lightbox */
.lightbox{
  position:fixed;inset:0;z-index:200;background:rgba(25,22,12,.94);
  display:none;align-items:center;justify-content:center;padding:30px;
}
.lightbox.is-open{display:flex}
.lightbox img{max-width:92vw;max-height:82vh;border-radius:10px;box-shadow:0 20px 60px rgba(0,0,0,.6)}
.lightbox__cap{position:absolute;bottom:24px;left:0;right:0;text-align:center;color:#f1ecdd;font-size:1rem}
.lightbox__btn{
  position:absolute;top:50%;transform:translateY(-50%);background:rgba(255,255,255,.12);
  border:0;color:#fff;width:54px;height:54px;border-radius:50%;font-size:1.6rem;cursor:pointer;
  display:grid;place-items:center;transition:.2s;
}
.lightbox__btn:hover{background:var(--gold);color:var(--brown)}
.lightbox__prev{left:24px}.lightbox__next{right:24px}
.lightbox__close{top:24px;right:24px;transform:none;width:48px;height:48px}

/* ---------- Preise ---------- */
.price__wrap{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:start}
.price__card{
  background:var(--paper);border-radius:var(--radius-lg);box-shadow:var(--shadow);
  overflow:hidden;border:1px solid var(--line);
}
.price__head{
  background:linear-gradient(150deg,var(--green),var(--green-deep));color:#fff;
  padding:30px 34px;text-align:center;
}
.price__head .from{text-transform:uppercase;letter-spacing:2px;font-size:.8rem;color:var(--gold-soft)}
.price__head .amount{font-family:var(--font-head);font-size:3.2rem;line-height:1;margin:.1em 0;color:#fff}
.price__head .amount small{font-size:1rem;color:#d8d2bf;letter-spacing:1px}
.price__table{width:100%;border-collapse:collapse}
.price__table th,.price__table td{padding:15px 34px;text-align:left;border-bottom:1px solid var(--line)}
.price__table th{font-family:var(--font-body);font-weight:600;color:var(--ink)}
.price__table td{text-align:right;font-family:var(--font-head);font-size:1.15rem;color:var(--brown)}
.price__table tr:last-child th,.price__table tr:last-child td{border-bottom:0}
.price__note{padding:20px 34px;background:var(--cream);color:var(--ink-soft);font-size:.9rem}
.price__info h3{text-transform:uppercase;letter-spacing:1px;font-size:1.25rem;margin-top:0}
.price__info ul{list-style:none;padding:0;margin:0 0 24px}
.price__info li{padding:9px 0 9px 32px;position:relative;border-bottom:1px dashed var(--line);color:var(--ink-soft)}
.price__info li:last-child{border-bottom:0}
.price__info li svg{position:absolute;left:0;top:11px;width:20px;height:20px;color:var(--green)}
.price__info strong{color:var(--ink)}

/* ---------- Umgebung ---------- */
.umg__grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:56px;align-items:center}
.umg__media img{border-radius:var(--radius-lg);box-shadow:var(--shadow);width:100%}
.umg__list{list-style:none;padding:0;margin:1.2em 0 0;display:grid;gap:14px}
.umg__list li{
  display:flex;align-items:center;gap:16px;background:var(--paper);
  border:1px solid var(--line);border-radius:12px;padding:14px 18px;box-shadow:var(--shadow-sm);
}
.umg__list .pin{
  flex:0 0 auto;width:42px;height:42px;border-radius:10px;background:var(--cream-2);
  display:grid;place-items:center;color:var(--green);
}
.umg__list .pin svg{width:22px;height:22px}
.umg__list .place{font-weight:600;color:var(--ink)}
.umg__list .dist{margin-left:auto;font-family:var(--font-head);color:var(--brown-mid);
  background:var(--cream);padding:4px 12px;border-radius:50px;font-size:.85rem;white-space:nowrap}

/* ---------- Kontakt ---------- */
.contact__grid{display:grid;grid-template-columns:1fr 1.15fr;gap:48px;align-items:start}
.contact__card{
  background:var(--paper);border-radius:var(--radius-lg);box-shadow:var(--shadow);
  padding:34px;border:1px solid var(--line);
}
.contact__list{list-style:none;padding:0;margin:0 0 26px}
.contact__list li{display:flex;gap:16px;align-items:flex-start;padding:13px 0;border-bottom:1px solid var(--line)}
.contact__list li:last-child{border-bottom:0}
.contact__list .ic{flex:0 0 auto;width:46px;height:46px;border-radius:12px;background:var(--green);
  color:#fff;display:grid;place-items:center}
.contact__list .ic svg{width:22px;height:22px}
.contact__list li>span:last-child{display:flex;flex-direction:column;gap:2px}
.contact__list .lbl{display:block;font-size:.72rem;text-transform:uppercase;letter-spacing:1.5px;color:var(--ink-soft)}
.contact__list .val{display:block;font-weight:600;color:var(--ink);font-size:1.05rem}
.contact__list .val a{color:var(--ink)}
.contact__list .val a:hover{color:var(--gold-dark)}

.form{display:grid;gap:18px}
.form__row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field{display:flex;flex-direction:column;gap:7px}
.field label{font-size:.82rem;text-transform:uppercase;letter-spacing:1px;color:var(--ink-soft);font-weight:600}
.field input,.field textarea,.field select{
  font-family:inherit;font-size:1rem;padding:13px 15px;border:1.5px solid var(--line);
  border-radius:12px;background:#fff;color:var(--ink);transition:border .2s,box-shadow .2s;
}
.field input:focus,.field textarea:focus,.field select:focus{
  outline:0;border-color:var(--green);box-shadow:0 0 0 3px rgba(100,108,60,.15);
}
.field textarea{resize:vertical;min-height:120px}
.form__note{font-size:.85rem;color:var(--ink-soft);margin:0}
.form__feedback{display:none;background:#eef3df;border:1px solid #cdd9a6;color:#46542a;
  padding:14px 18px;border-radius:12px;font-size:.95rem}
.form__feedback.show{display:block}

/* ---------- Footer ---------- */
.site-footer{background:var(--green-deep);color:#d8d2bf;padding:64px 0 0}
.footer__grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px;padding-bottom:48px}
.footer__brand img{width:200px;margin-bottom:18px;filter:drop-shadow(0 4px 12px rgba(0,0,0,.4))}
.footer__brand p{color:#b9b3a0;font-size:.95rem;margin:0;max-width:340px}
.footer h4{color:#fff;text-transform:uppercase;letter-spacing:1.5px;font-size:1rem;margin-bottom:18px}
.footer ul{list-style:none;padding:0;margin:0}
.footer ul li{margin-bottom:11px}
.footer ul a{color:#cdc6b2}
.footer ul a:hover{color:var(--gold)}
.footer__bottom{
  border-top:1px solid rgba(255,255,255,.12);padding:22px 0;
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:.85rem;color:#a39d8b;
}
.footer__bottom a{color:#cdc6b2}

/* ---------- Reveal animation ---------- */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s ease,transform .7s ease}
.reveal.is-visible{opacity:1;transform:none}

/* ---------- Sub-page (Impressum/Datenschutz) ---------- */
.subhero{background:linear-gradient(150deg,var(--green),var(--green-deep));color:#fff;
  padding:150px 0 60px;text-align:center}
.subhero h1{color:#fff;text-transform:uppercase;letter-spacing:2px;font-size:clamp(2rem,5vw,3rem)}
.legal{max-width:820px;margin:0 auto;padding:70px 24px}
.legal h2{font-size:1.5rem;text-transform:uppercase;letter-spacing:1px;margin-top:2em;color:var(--brown)}
.legal h3{font-size:1.15rem;margin-top:1.6em;color:var(--brown-mid)}
.legal p,.legal li{color:var(--ink-soft)}
.legal a{color:var(--green-dark);text-decoration:underline}

/* ---------- Responsive ---------- */
@media(max-width:980px){
  .nav__links{
    position:fixed;inset:0 0 0 auto;width:min(300px,80vw);background:var(--green-deep);
    flex-direction:column;align-items:flex-start;justify-content:flex-start;
    padding:100px 28px 40px;gap:6px;transform:translateX(100%);transition:transform .35s;
    box-shadow:-10px 0 40px rgba(0,0,0,.3);
  }
  .nav.is-open .nav__links{transform:none}
  .nav__links a{width:100%;font-size:1.05rem;padding:12px 14px}
  .nav__cta{margin:14px 0 0}
  .nav__toggle{display:flex;z-index:2}
  .features,.amen{grid-template-columns:1fr 1fr}
  .gallery{columns:2}
  .facts__grid{grid-template-columns:repeat(3,1fr);gap:16px}
}
@media(max-width:760px){
  .section{padding:64px 0}
  .intro__grid,.flat__grid,.price__wrap,.umg__grid,.contact__grid{grid-template-columns:1fr;gap:36px}
  .intro__media::before{display:none}
  .features,.amen{grid-template-columns:1fr}
  .flat__list{grid-template-columns:1fr}
  .form__row{grid-template-columns:1fr}
  .footer__grid{grid-template-columns:1fr;gap:32px}
  .footer__bottom{flex-direction:column;text-align:center}
  .price__table th,.price__table td,.price__note,.price__head{padding-left:22px;padding-right:22px}
}
@media(max-width:480px){
  .gallery{columns:1}
  .facts__grid{grid-template-columns:repeat(2,1fr)}
  .hero__cta{flex-direction:column}
  .hero__cta .btn{width:100%;justify-content:center}
}