/* ============================================================================
   CarbonoVivo — design system  (single source of truth for the rebuilt site)
   tokens → base → layout → components → sections → utilities
   ========================================================================== */

/* ── font (self-hosted Sora variable — no external dependency) ──────────── */
@font-face{
  font-family:'Sora';font-style:normal;font-weight:100 800;font-display:swap;
  src:url('/fonts/sora.woff2') format('woff2');
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+2074,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;
}
@font-face{
  font-family:'Sora';font-style:normal;font-weight:100 800;font-display:swap;
  src:url('/fonts/sora-ext.woff2') format('woff2');
  unicode-range:U+0100-024F,U+0259,U+1E00-1EFF,U+2020,U+20A0-20AB,U+20AD-20CF,U+2113,U+2C60-2C7F,U+A720-A7FF;
}

/* ── tokens ─────────────────────────────────────────────────────────────── */
:root{
  --space-1:4px;--space-2:8px;--space-3:12px;--space-4:16px;--space-5:20px;
  --space-6:24px;--space-8:32px;--space-10:40px;--space-12:48px;--space-16:64px;--space-20:80px;
  --brand-green:#008d36;--brand-green-light:#5dc15d;--brand-green-dark:#06702c;
  --brand-yellow:#f9ad4d;--ink:#1d2b22;--ink-soft:#5d6b63;--paper:#fff;
  --mist:#f3f6f3;--hairline:#e3e9e4;--radius-md:14px;--radius-pill:999px;
  --shadow-1:0 1px 3px rgba(0,0,0,.06),0 1px 2px rgba(0,0,0,.04);
  --shadow-2:0 12px 32px rgba(16,40,28,.12);
  --ease:cubic-bezier(.4,0,.2,1);
  --font:'Sora',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  --container:1180px;--gutter:clamp(16px,5vw,40px);
}

/* ── base ───────────────────────────────────────────────────────────────── */
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--font);color:var(--ink);background:var(--paper);
  font-size:clamp(15px,1.1vw,16px);line-height:1.6;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.15;letter-spacing:-.01em}
ul{padding:0;margin:0;list-style:none}

/* ── layout ─────────────────────────────────────────────────────────────── */
.container{width:min(100% - var(--gutter)*2,var(--container));margin-inline:auto}
.section{padding-block:clamp(var(--space-12),7vw,var(--space-20))}
.section--mist{background:var(--mist)}
.section__head{text-align:center;max-width:56ch;margin-inline:auto;margin-bottom:clamp(var(--space-8),4vw,var(--space-12))}
.section__title{font-size:clamp(1.7rem,3.6vw,2.5rem)}
.section__sub{color:var(--ink-soft);margin-top:var(--space-4);font-size:clamp(1rem,1.4vw,1.125rem)}
.eyebrow{color:var(--brand-green);font-weight:600;text-transform:uppercase;letter-spacing:.08em;font-size:.8rem;margin:0}
.grid{display:grid;gap:clamp(var(--space-4),2.4vw,var(--space-8))}
.cols-auto{grid-template-columns:repeat(auto-fit,minmax(min(240px,100%),1fr))}
.split{display:grid;gap:clamp(var(--space-8),5vw,var(--space-16));align-items:center;
  grid-template-columns:repeat(auto-fit,minmax(min(320px,100%),1fr))}

/* ── components: buttons ────────────────────────────────────────────────── */
.btn{display:inline-flex;align-items:center;gap:var(--space-2);font-weight:600;font-family:inherit;
  padding:.8em 1.6em;border-radius:var(--radius-pill);border:0;cursor:pointer;font-size:1rem;
  background:var(--brand-green);color:#fff;transition:transform .15s,background .2s}
.btn:hover{background:var(--brand-green-dark);transform:translateY(-1px)}
.btn--ghost{background:transparent;color:var(--brand-green);border:1.5px solid var(--brand-green)}
.btn--ghost:hover{background:var(--brand-green);color:#fff}
.icon{width:48px;height:48px;border-radius:12px;display:grid;place-items:center;font-size:1.4rem;
  background:color-mix(in srgb,var(--brand-green) 12%,#fff);color:var(--brand-green);flex:none}

/* ── components: cards ──────────────────────────────────────────────────── */
.card{background:#fff;border:1px solid var(--hairline);border-radius:var(--radius-md);
  padding:clamp(var(--space-5),2.4vw,var(--space-8));box-shadow:var(--shadow-1)}
.card h3{font-size:1.15rem;margin-top:var(--space-4)}
.card p{color:var(--ink-soft);margin:var(--space-2) 0 0;font-size:.95rem}
.feature{background:color-mix(in srgb,var(--brand-green) 6%,#fff);border-color:color-mix(in srgb,var(--brand-green) 14%,#fff)}
.feature-list{display:grid;gap:var(--space-5);margin-top:var(--space-6)}
.feature-list li{display:flex;gap:var(--space-4)}
.feature-list h3{font-size:1.05rem}
.feature-list p{margin:2px 0 0;color:var(--ink-soft);font-size:.92rem}

/* ── header ─────────────────────────────────────────────────────────────── */
.hdr{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(8px);
  border-bottom:1px solid var(--hairline)}
.hdr__in{display:flex;align-items:center;gap:var(--space-6);min-height:68px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.15rem;letter-spacing:-.02em}
.brand .leaf{width:30px;height:30px;border-radius:8px;flex:none;
  background:conic-gradient(from 200deg,var(--brand-green),var(--brand-green-light),var(--brand-yellow))}
.brand small{display:block;font-weight:500;font-size:.62rem;color:var(--brand-green);letter-spacing:.02em}
.nav{display:flex;gap:clamp(10px,1.6vw,22px);margin-left:auto;align-items:center;font-weight:500}
.nav a{color:var(--ink-soft);font-size:.95rem}
.nav a:hover{color:var(--brand-green)}
.nav .lang{font-weight:700;color:var(--brand-green);border:1.5px solid var(--hairline);border-radius:var(--radius-pill);padding:.2em .65em;font-size:.82rem}
.nav .lang:hover{border-color:var(--brand-green)}
.hdr .btn{padding:.6em 1.2em;font-size:.92rem;color:#fff}
.menu-toggle,.menu-chk{display:none}
@media(max-width:920px){
  .nav{position:fixed;inset:68px 0 auto 0;flex-direction:column;align-items:flex-start;gap:0;
    background:#fff;border-bottom:1px solid var(--hairline);padding:var(--space-2) var(--gutter) var(--space-6);
    transform:translateY(-120%);transition:transform .25s var(--ease);box-shadow:var(--shadow-2)}
  .nav a{padding:var(--space-3) 0;width:100%;border-bottom:1px solid var(--hairline);font-size:1.05rem}
  .nav .btn{margin-top:var(--space-3)}
  .menu-chk:checked ~ .nav{transform:none}
  .menu-toggle{display:grid;margin-left:auto;width:44px;height:44px;place-items:center;cursor:pointer}
  .menu-toggle span,.menu-toggle span::before,.menu-toggle span::after{content:'';display:block;
    width:24px;height:2px;background:var(--ink);position:relative;transition:.2s}
  .menu-toggle span::before{position:absolute;top:-7px}.menu-toggle span::after{position:absolute;top:7px}
}

/* ── hero ───────────────────────────────────────────────────────────────── */
.hero{position:relative;min-height:clamp(440px,68vh,640px);display:grid;align-items:center;color:#fff;overflow:hidden}
.hero--sm{min-height:clamp(280px,40vh,400px)}
.hero__media{position:absolute;inset:0}
.hero__media video,.hero__media img{width:100%;height:100%;object-fit:cover}
.hero::after{content:'';position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(8,30,18,.78),rgba(8,30,18,.35) 60%,rgba(8,30,18,.15))}
.hero__in{position:relative;z-index:2;padding-block:var(--space-12)}
.hero h1{font-size:clamp(2.1rem,6vw,3.7rem);max-width:16ch;font-weight:800}
.hero--sm h1{font-size:clamp(1.9rem,5vw,3rem)}
.hero p{max-width:46ch;margin:var(--space-5) 0 var(--space-8);font-size:clamp(1rem,1.6vw,1.2rem);opacity:.95}

/* ── band ───────────────────────────────────────────────────────────────── */
.band{position:relative;color:#fff;text-align:center;padding-block:clamp(var(--space-16),12vw,140px);overflow:hidden}
.band img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.band::after{content:'';position:absolute;inset:0;background:rgba(10,28,18,.6)}
.band .container{position:relative;z-index:2}
.band h2{font-size:clamp(1.6rem,4vw,2.6rem);max-width:20ch;margin-inline:auto}

/* ── stats ──────────────────────────────────────────────────────────────── */
.stats{background:linear-gradient(120deg,var(--brand-green),var(--brand-green-dark));color:#fff}
.stats .grid{text-align:center}
.stat b{display:block;font-size:clamp(2rem,5vw,3.2rem);font-weight:800;letter-spacing:-.02em}
.stat span{opacity:.9;font-size:.95rem}

/* ── logos / partners ───────────────────────────────────────────────────── */
.logos{display:flex;flex-wrap:wrap;gap:clamp(var(--space-8),6vw,var(--space-20));justify-content:center;align-items:center}
.logos img{height:clamp(64px,9vw,96px);width:auto;object-fit:contain;filter:grayscale(.2)}

/* ── testimonials ───────────────────────────────────────────────────────── */
.tcard{display:flex;flex-direction:column}
.tcard .who{display:flex;align-items:center;gap:var(--space-4);margin-bottom:var(--space-4)}
.tcard img{width:60px;height:60px;border-radius:50%;object-fit:cover;flex:none}
.tcard .who b{display:block}.tcard .who small{color:var(--brand-green)}
.tcard q{color:var(--ink-soft);font-style:italic;quotes:none}

/* ── gallery ────────────────────────────────────────────────────────────── */
.gallery{display:grid;gap:var(--space-3);grid-template-columns:repeat(auto-fit,minmax(min(160px,100%),1fr))}
.gallery img{aspect-ratio:1;object-fit:cover;border-radius:10px;width:100%}

/* ── FAQ (native details) ───────────────────────────────────────────────── */
.faq{max-width:820px;margin-inline:auto;display:grid;gap:var(--space-3)}
.faq details{border:1px solid var(--hairline);border-radius:12px;background:#fff;overflow:hidden}
.faq summary{cursor:pointer;padding:var(--space-5);font-weight:600;list-style:none;display:flex;justify-content:space-between;gap:var(--space-4)}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:'+';color:var(--brand-green);font-size:1.4rem;line-height:1}
.faq details[open] summary::after{content:'−'}
.faq p{padding:0 var(--space-5) var(--space-5);margin:0;color:var(--ink-soft)}

/* ── posts / news ───────────────────────────────────────────────────────── */
.post{padding:0;overflow:hidden}
.post img{aspect-ratio:16/10;object-fit:cover;width:100%}
.post .body{padding:var(--space-5)}
.post time{color:var(--brand-green);font-size:.82rem;font-weight:600}
.post h3{font-size:1.05rem;margin-top:var(--space-2)}
.cta-card{text-align:center;display:flex;flex-direction:column;align-items:center;gap:var(--space-3)}

/* ── prose (article/legal body) ─────────────────────────────────────────── */
.prose{max-width:72ch;margin-inline:auto}
.prose h2{font-size:clamp(1.4rem,3vw,2rem);margin:var(--space-12) 0 var(--space-4)}
.prose h3{font-size:1.2rem;margin:var(--space-8) 0 var(--space-3)}
.prose p,.prose li{color:var(--ink-soft);margin:0 0 var(--space-4)}
.prose ul{list-style:disc;padding-left:1.25em;margin:0 0 var(--space-4)}
.prose img{border-radius:var(--radius-md);margin:var(--space-6) 0}
.prose a{color:var(--brand-green);text-decoration:underline}

/* ── forms ──────────────────────────────────────────────────────────────── */
.form{max-width:620px;margin-inline:auto;display:grid;gap:var(--space-5)}
.field{display:grid;gap:var(--space-2)}
.field label{font-weight:600;font-size:.95rem}
.field input,.field textarea,.field select{font-family:inherit;font-size:1rem;padding:.75em 1em;
  border:1px solid var(--hairline);border-radius:10px;background:#fff;color:var(--ink);width:100%}
.field input:focus,.field textarea:focus{outline:2px solid var(--brand-green);border-color:var(--brand-green)}

/* ── footer ─────────────────────────────────────────────────────────────── */
.ftr{background:var(--brand-green-dark);color:#fff;padding-block:var(--space-16) var(--space-8)}
.ftr a{color:rgba(255,255,255,.85)}.ftr a:hover{color:#fff}
.ftr .grid{grid-template-columns:repeat(auto-fit,minmax(min(180px,100%),1fr));gap:var(--space-8)}
.ftr h4{margin:0 0 var(--space-4);font-size:.95rem}
.ftr ul{display:grid;gap:var(--space-2);font-size:.9rem;opacity:.9}
.ftr .copy{margin-top:var(--space-12);padding-top:var(--space-6);border-top:1px solid rgba(255,255,255,.15);font-size:.85rem;opacity:.8}

/* ── utilities ──────────────────────────────────────────────────────────── */
.text-left{text-align:left}
.mt-0{margin-top:0}
.center{text-align:center}