/* ===== БУТОН. — студия растительной архитектуры =====
   Разобрано с https://floria-landing-page.vercel.app/ (референс от Светланы,
   17.09.2026): взята СТРУКТУРА (шапка-пилюля → тёмный hero с фото справа →
   светлая витрина из 3 карточек → тёмный процесс с нумерованной линией →
   тёмный bento-архив категорий → тёмные отзывы карусель → подвал), НЕ пиксели
   и не бренд — имя, палитра, шрифты, тексты и все фото свои (Flickr CC BY/
   BY-SA, коммерческое использование разрешено, кредиты в подвале). */

@import url('https://fonts.googleapis.com/css2?family=Bricolage+Grotesque:opsz,wght@12..96,400..800&family=Instrument+Serif:ital@1&family=Work+Sans:wght@400;500;600&family=JetBrains+Mono:wght@400;500&display=swap');

:root{
  --bg:#0d0f0a;
  --bg-2:#161810;
  --paper:#f6f3ea;
  --paper-ink:#16170f;
  --ink:#f4f1e6;
  --muted:#a9a89a;
  --muted-2:#6b6c5f;
  --accent:#93a97d;
  --accent-ink:#0d0f0a;
  --line:rgba(244,241,230,.14);
  --line-paper:rgba(22,23,15,.12);
  --radius:26px;
  --radius-sm:14px;
  --maxw:1240px;
  --ease:cubic-bezier(.16,1,.3,1);
  --font-display:'Bricolage Grotesque',Arial,sans-serif;
  --font-accent:'Instrument Serif',Georgia,serif;
  --font-body:'Work Sans',Arial,sans-serif;
  --font-mono:'JetBrains Mono',monospace;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:var(--font-body);font-size:16px;line-height:1.5;
  -webkit-font-smoothing:antialiased;overflow-x:clip;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.wrap{max-width:var(--maxw);margin:0 auto;padding-inline:32px}
.eyebrow{
  font-family:var(--font-mono);font-size:12px;letter-spacing:.14em;
  text-transform:uppercase;color:var(--muted);
}
.section-light .eyebrow{color:var(--muted-2)}
h1,h2,h3{font-family:var(--font-display);font-weight:700;line-height:1.05;margin:0;text-wrap:balance}
em{font-family:var(--font-accent);font-style:italic;font-weight:400}
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:15px 26px;border-radius:999px;
  font-family:var(--font-body);font-weight:600;font-size:15px;
  border:1px solid transparent;cursor:pointer;transition:transform .2s var(--ease),background .2s,color .2s;
}
.btn-fill{background:var(--ink);color:var(--bg)}
.btn-fill:hover{transform:translateY(-2px)}
.btn-line{border-color:var(--line);color:var(--ink)}
.section-light .btn-line{border-color:var(--line-paper);color:var(--paper-ink)}
.btn-line:hover{background:rgba(244,241,230,.06)}

/* ===== header ===== */
#hdr-wrap{position:sticky;top:16px;z-index:50;padding-inline:20px}
#hdr{
  max-width:var(--maxw);margin:0 auto;
  display:flex;align-items:center;justify-content:space-between;
  padding:12px 12px 12px 26px;border-radius:999px;
  background:rgba(13,15,10,.72);backdrop-filter:blur(14px);
  border:1px solid var(--line);
  transition:background .3s,border-color .3s;
}
#hdr.on-light{background:rgba(246,243,234,.82);border-color:var(--line-paper)}
.logo{font-family:var(--font-display);font-weight:800;font-size:19px;letter-spacing:-.01em}
#hdr.on-light{color:var(--paper-ink)}
#hdr nav{display:flex;gap:28px}
#hdr nav a{font-size:14.5px;color:var(--muted)}
#hdr.on-light nav a{color:var(--muted-2)}
#hdr nav a:hover{color:var(--ink)}
#hdr.on-light nav a:hover{color:var(--paper-ink)}
#menuBtn{display:none;background:none;border:none;padding:10px;cursor:pointer}
#menuBtn span{display:block;width:20px;height:2px;background:currentColor;margin:4px 0}

/* ===== hero ===== */
.hero{
  background:var(--bg);color:var(--ink);
  padding-top:130px;padding-bottom:90px;overflow:clip;position:relative;
}
.hero .wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center}
.hero-badge{
  display:inline-block;padding:7px 14px;border-radius:999px;border:1px solid var(--line);
  margin-bottom:26px;
}
.hero h1{font-size:clamp(40px,5.4vw,68px);letter-spacing:-.01em}
.hero-lead{margin:26px 0 34px;font-size:17px;color:var(--muted);max-width:44ch}
.hero-cta{display:flex;align-items:center;gap:22px;flex-wrap:wrap}
.hero-cta .link{font-size:14.5px;font-weight:600;border-bottom:1px solid var(--line)}
.hero-media{position:relative;border-radius:var(--radius);overflow:hidden;aspect-ratio:4/5;box-shadow:0 40px 90px -30px rgba(0,0,0,.7)}
.hero-media img{width:100%;height:100%;object-fit:cover}
.hero-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(13,15,10,0) 55%,rgba(13,15,10,.55));
}
.hero-media-tag{
  position:absolute;left:20px;bottom:20px;z-index:2;
  font-family:var(--font-mono);font-size:11.5px;color:var(--ink);
  background:rgba(13,15,10,.55);backdrop-filter:blur(6px);
  padding:8px 12px;border-radius:999px;border:1px solid var(--line);
}

/* ===== product showcase (light) ===== */
.showcase{background:var(--paper);color:var(--paper-ink);padding:100px 0}
.showcase-head{display:flex;justify-content:space-between;align-items:flex-end;gap:30px;margin-bottom:56px;flex-wrap:wrap}
.showcase-head h2{font-size:clamp(30px,3.4vw,44px);margin-top:14px;max-width:16ch}
.showcase-head p{max-width:38ch;color:var(--muted-2);font-size:15.5px}
.showcase-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.product{cursor:default}
.product-media{
  position:relative;border-radius:var(--radius);overflow:hidden;aspect-ratio:4/5;
  background:#000;
}
.product-media img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease)}
.product:hover .product-media img{transform:scale(1.045)}
.product-quick{
  position:absolute;top:16px;left:16px;font-family:var(--font-mono);font-size:10.5px;
  letter-spacing:.08em;text-transform:uppercase;color:#fff;
  background:rgba(13,15,10,.5);padding:7px 11px;border-radius:999px;
}
.product-info{display:flex;justify-content:space-between;align-items:baseline;margin-top:18px;gap:12px}
.product-info h3{font-size:19px;font-weight:600;font-family:var(--font-body)}
.product-price{font-family:var(--font-mono);font-size:14px;color:var(--muted-2);white-space:nowrap}

/* ===== process (dark) ===== */
.process{background:var(--bg);padding:110px 0}
.process .wrap{display:grid;grid-template-columns:.85fr 1.15fr;gap:60px}
.process h2{font-size:clamp(32px,3.8vw,50px);margin-top:14px}
.process-lead{margin-top:22px;color:var(--muted);max-width:36ch;font-size:16px}
.steps{position:relative;padding-left:56px}
.steps::before{content:"";position:absolute;left:19px;top:10px;bottom:10px;width:1px;background:var(--line)}
.step{position:relative;padding-bottom:48px}
.step:last-child{padding-bottom:0}
.step-num{
  position:absolute;left:-56px;top:0;width:40px;height:40px;border-radius:50%;
  border:1px solid var(--line);display:flex;align-items:center;justify-content:center;
  font-family:var(--font-mono);font-size:13px;background:var(--bg);
}
.step h3{font-size:21px;font-weight:600;font-family:var(--font-body);margin-bottom:10px}
.step p{color:var(--muted);font-size:15px;max-width:48ch}

/* ===== archive bento (dark) ===== */
.archive{background:var(--bg);padding:0 0 110px}
.archive-head{margin-bottom:44px}
.archive-head h2{font-size:clamp(30px,3.4vw,44px)}
.archive-head p{color:var(--muted);margin-top:16px;max-width:42ch}
.bento{display:grid;grid-template-columns:repeat(12,1fr);gap:20px}
.bento-tile{
  position:relative;border-radius:var(--radius);overflow:hidden;
  grid-column:span 6;aspect-ratio:16/11;
}
.bento-tile.small{grid-column:span 4;aspect-ratio:1/1}
.bento-tile img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease)}
.bento-tile:hover img{transform:scale(1.05)}
.bento-tile::after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(10,11,7,.78),rgba(10,11,7,0) 55%)}
.bento-label{position:absolute;left:22px;bottom:20px;right:22px;z-index:2;font-size:19px;font-weight:600;font-family:var(--font-body);color:#fff}

/* ===== testimonials (dark) ===== */
.reviews{background:var(--bg);padding:110px 0}
.reviews-head h2{font-size:clamp(30px,3.4vw,44px);margin-bottom:56px}
.reviews-grid{display:grid;grid-template-columns:.9fr 1.5fr;gap:30px}
.reviews-list{display:flex;flex-direction:column;gap:4px}
.reviews-list button{
  all:unset;cursor:pointer;display:flex;gap:14px;align-items:center;
  padding:16px 18px;border-radius:var(--radius-sm);opacity:.5;transition:opacity .25s,background .25s;
}
.reviews-list button.active{opacity:1;background:var(--bg-2)}
.rv-avatar{
  width:38px;height:38px;border-radius:50%;background:var(--bg-2);
  display:flex;align-items:center;justify-content:center;font-family:var(--font-mono);
  font-size:13px;flex:none;border:1px solid var(--line);
}
.reviews-list button.active .rv-avatar{background:var(--accent);color:var(--accent-ink);border-color:transparent}
.rv-who b{display:block;font-size:14.5px;font-weight:600}
.rv-who span{display:block;font-size:11.5px;color:var(--muted);font-family:var(--font-mono);letter-spacing:.03em}
.review-card{
  background:var(--bg-2);border:1px solid var(--line);border-radius:var(--radius);
  padding:44px;display:flex;flex-direction:column;justify-content:space-between;min-height:280px;
}
.review-stars{color:var(--accent);letter-spacing:3px;font-size:15px;margin-bottom:20px}
.review-quote{font-family:var(--font-display);font-weight:500;font-size:clamp(19px,2vw,24px);line-height:1.35}
.review-who{margin-top:28px;font-size:14px;color:var(--muted)}
.review-who b{color:var(--ink)}

/* ===== manifesto band ===== */
.manifesto{background:var(--paper);color:var(--paper-ink);padding:90px 0}
.manifesto .wrap{max-width:820px;text-align:center}
.manifesto h2{font-size:clamp(26px,3.2vw,38px)}
.manifesto p{margin-top:20px;color:var(--muted-2);font-size:16px;line-height:1.6}

/* ===== newsletter ===== */
.newsletter{background:var(--bg-2);padding:80px 0}
.nl-box{
  max-width:var(--maxw);margin:0 auto;padding-inline:32px;
  display:flex;justify-content:space-between;align-items:center;gap:30px;flex-wrap:wrap;
}
.newsletter h2{font-size:clamp(24px,2.6vw,32px);max-width:20ch}
.newsletter p{color:var(--muted);margin-top:12px;max-width:42ch;font-size:15px}
.nl-form{display:flex;gap:10px;flex:none}
.nl-form input{
  background:transparent;border:1px solid var(--line);border-radius:999px;
  padding:14px 20px;color:var(--ink);font-family:var(--font-body);font-size:14.5px;width:240px;
}
.nl-form input::placeholder{color:var(--muted-2)}
.nl-form input:focus{outline:2px solid var(--accent);outline-offset:1px}

/* ===== footer ===== */
footer{background:var(--bg);padding:76px 0 30px;border-top:1px solid var(--line)}
.foot-top{display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:40px;padding-bottom:56px}
.foot-brand .logo{font-size:24px}
.foot-brand p{color:var(--muted);margin-top:16px;max-width:32ch;font-size:14.5px}
.foot-col h4{font-family:var(--font-mono);font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted-2);margin-bottom:16px;font-weight:500}
.foot-col a{display:block;color:var(--muted);font-size:14.5px;padding:6px 0}
.foot-col a:hover{color:var(--ink)}
.foot-bottom{
  display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;
  padding-top:26px;border-top:1px solid var(--line);
  font-size:12.5px;color:var(--muted-2);
}
.foot-socials{display:flex;gap:18px}
.credits{max-width:var(--maxw);margin:24px auto 0;padding-inline:32px;font-size:11px;color:var(--muted-2);line-height:1.7}
.credits a{text-decoration:underline}

/* ===== mobile ===== */
@media (max-width:900px){
  .wrap{padding-inline:20px}
  #hdr nav{display:none}
  #menuBtn{display:block;color:inherit}
  .hero .wrap{grid-template-columns:1fr}
  .hero{padding-top:110px}
  .hero-media{order:-1;aspect-ratio:16/11}
  .showcase-grid{grid-template-columns:1fr}
  .process .wrap{grid-template-columns:1fr;gap:36px}
  .bento-tile,.bento-tile.small{grid-column:span 12;aspect-ratio:16/11}
  .reviews-grid{grid-template-columns:1fr}
  .nl-box{flex-direction:column;align-items:flex-start}
  .nl-form{width:100%}
  .nl-form input{flex:1;width:auto}
  .foot-top{grid-template-columns:1fr 1fr;row-gap:36px}
  .foot-brand{grid-column:span 2}
}
@media (max-width:560px){
  .hero h1{font-size:38px}
  .foot-top{grid-template-columns:1fr}
  .foot-brand{grid-column:span 1}
}