/* DunaSava – site styles */
:root{
  --green-900:#0B2A1F; --green-800:#0F3527; --green-700:#15523A; --green-500:#1F8A5B; --green-300:#6CC49A;
  --navy-900:#0A1628; --navy-800:#10213A;
  --sand-50:#F7F5EF; --sand-100:#EFEBE0; --sand-200:#E2DCCB;
  --ink:#14201B; --ink-70:#3E4A44; --ink-50:#6A746F; --line:#DAD6CA;
  --white:#fff;
  --font-head:"Fraunces", Georgia, serif; --font-body:"Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --max:1200px; --gutter:clamp(16px,4vw,40px);
  --r:14px; --shadow:0 14px 40px -18px rgba(10,22,40,.35);
  --ease:cubic-bezier(.2,.7,.2,1);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;font-family:var(--font-body);color:var(--ink);background:var(--white);line-height:1.6;font-size:16px;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{font-family:var(--font-head);font-weight:500;line-height:1.1;margin:0 0 .5em;letter-spacing:-.01em}
h1{font-size:clamp(2.6rem,7vw,5.2rem)}
h2{font-size:clamp(2rem,4.2vw,3.1rem)}
h3{font-size:1.35rem}
p{margin:0 0 1em}
.lead{font-size:1.125rem;color:var(--ink-70)}
.muted{color:var(--ink-50)}
.container{width:min(var(--max),100% - 2*var(--gutter));margin-inline:auto}
.container.narrow{max-width:760px}
.section{padding:clamp(64px,9vw,120px) 0}
.kicker{font-size:.78rem;letter-spacing:.18em;text-transform:uppercase;font-weight:600;color:var(--green-500);margin-bottom:1rem}
.kicker.light{color:var(--green-300)}
.skip{position:absolute;left:-999px;top:8px;background:var(--green-900);color:#fff;padding:8px 12px;border-radius:8px;z-index:100}
.skip:focus{left:8px}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,6vw,80px);align-items:center}
.grid-2.reverse>:first-child{order:1}
.grid-2.reverse>:last-child{order:2}
@media (max-width:900px){.grid-2{grid-template-columns:1fr}.grid-2.reverse>:first-child{order:2}.grid-2.reverse>:last-child{order:1}}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5em;padding:.95em 1.6em;border-radius:999px;font-weight:600;font-size:.95rem;border:1.5px solid transparent;transition:transform .25s var(--ease),background .25s,color .25s,border-color .25s;cursor:pointer;line-height:1.1}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:var(--green-500);color:#fff}
.btn-primary:hover{background:var(--green-700)}
.btn-ghost{background:rgba(255,255,255,.08);color:#fff;border-color:rgba(255,255,255,.45);backdrop-filter:blur(6px)}
.btn-ghost:hover{background:rgba(255,255,255,.18)}
.btn-dark{background:var(--green-900);color:#fff}
.btn-dark:hover{background:var(--green-700)}
.btn-sm{padding:.7em 1.2em;font-size:.85rem}
.btn-block{width:100%}
.link-arrow{color:var(--green-700);font-weight:600;display:inline-flex;gap:.4em;align-items:center}
.link-arrow:hover span{transform:translateX(4px)}
.link-arrow span{transition:transform .25s var(--ease);display:inline-block}

/* header */
.site-header{position:fixed;inset:0 0 auto 0;z-index:50;transition:background .35s,box-shadow .35s;color:#fff}
.site-header.scrolled,.legal .site-header{background:rgba(11,42,31,.92);backdrop-filter:blur(10px);box-shadow:0 1px 0 rgba(255,255,255,.08)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:76px}
.brand{display:flex;align-items:center;gap:10px}
.brand-mark{width:34px;height:34px;color:var(--green-300)}
.brand-text{font-family:var(--font-body);font-weight:700;letter-spacing:.14em;font-size:1.05rem}
.brand-text span{color:var(--green-300)}
.main-nav ul{display:flex;gap:clamp(14px,2vw,30px);list-style:none;margin:0;padding:0}
.main-nav a{font-size:.9rem;font-weight:500;opacity:.9;padding:6px 0;border-bottom:2px solid transparent;transition:opacity .2s,border-color .2s}
.main-nav a:hover,.main-nav a.active{opacity:1;border-color:var(--green-300)}
.header-actions{display:flex;align-items:center;gap:16px}
.lang{display:flex;gap:2px;background:rgba(255,255,255,.1);border-radius:999px;padding:3px}
.lang a{font-size:.75rem;font-weight:600;padding:5px 9px;border-radius:999px;opacity:.75;letter-spacing:.06em}
.lang a.active{background:#fff;color:var(--green-900);opacity:1}
.nav-toggle{display:none;width:44px;height:44px;border:0;background:transparent;flex-direction:column;justify-content:center;align-items:center;gap:5px;cursor:pointer}
.nav-toggle span{display:block;width:24px;height:2px;background:#fff;transition:transform .3s,opacity .3s}
.nav-toggle[aria-expanded=true] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle[aria-expanded=true] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded=true] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.mobile-nav{background:var(--green-900);padding:8px var(--gutter) 28px;border-top:1px solid rgba(255,255,255,.08)}
.mobile-nav ul{list-style:none;margin:0;padding:0}
.mobile-nav li a{display:block;padding:14px 0;font-size:1.15rem;font-weight:500;border-bottom:1px solid rgba(255,255,255,.08)}
.mobile-nav-foot{display:flex;flex-direction:column;gap:16px;margin-top:20px}
.mobile-nav-foot .lang{align-self:flex-start}
.mobile-nav-foot .lang a{font-size:.85rem;padding:7px 14px}
@media (max-width:1000px){.main-nav{display:none}.header-actions .btn{display:none}.nav-toggle{display:flex}.header-actions .lang{display:none}}

/* hero */
.hero{position:relative;min-height:100svh;display:flex;align-items:center;color:#fff;overflow:hidden;isolation:isolate}
.hero-bg,.hero-bg img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2}
.hero-bg img{animation:heroZoom 18s var(--ease) forwards}
@keyframes heroZoom{from{transform:scale(1.08)}to{transform:scale(1)}}
.hero-overlay{position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,rgba(8,24,18,.82) 0%,rgba(8,24,18,.55) 55%,rgba(8,24,18,.25) 100%),linear-gradient(0deg,rgba(8,24,18,.75) 0%,transparent 45%)}
.hero-content{padding:140px 0 120px;max-width:820px}
.hero h1{margin-bottom:.35em}
.hero h1 em{font-style:italic;color:var(--green-300);font-weight:400}
.hero-sub{font-size:clamp(1.05rem,1.6vw,1.3rem);max-width:600px;color:rgba(255,255,255,.85);margin-bottom:2em}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px}
.scroll-hint{position:absolute;left:50%;bottom:28px;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;gap:8px;font-size:.7rem;letter-spacing:.2em;text-transform:uppercase;opacity:.75}
.scroll-hint i{width:1px;height:44px;background:linear-gradient(#fff,transparent);display:block;animation:drop 2s infinite}
@keyframes drop{0%{transform:scaleY(0);transform-origin:top}50%{transform:scaleY(1);transform-origin:top}51%{transform-origin:bottom}100%{transform:scaleY(0);transform-origin:bottom}}
@media (max-width:700px){.scroll-hint{display:none}.hero-content{padding:130px 0 90px}}

/* stats */
.stats{background:var(--green-900);color:#fff}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.stat{padding:34px 24px;border-left:1px solid rgba(255,255,255,.1);text-align:center}
.stat:first-child{border-left:0}
.stat strong{display:block;font-family:var(--font-head);font-size:clamp(2rem,4vw,3rem);font-weight:500;line-height:1;color:var(--green-300)}
.stat span{display:block;margin-top:8px;font-size:.8rem;letter-spacing:.12em;text-transform:uppercase;opacity:.8}
@media (max-width:760px){.stats-grid{grid-template-columns:1fr 1fr}.stat:nth-child(3){border-left:0}.stat:nth-child(n+3){border-top:1px solid rgba(255,255,255,.1)}}

/* about */
.about{background:var(--sand-50)}
.about-media{position:relative}
.about-media img{border-radius:var(--r);box-shadow:var(--shadow);aspect-ratio:4/3;object-fit:cover}
.about-badge{position:absolute;right:-18px;bottom:-18px;background:var(--green-900);color:#fff;padding:20px 24px;border-radius:var(--r);box-shadow:var(--shadow)}
.about-badge strong{display:block;font-family:var(--font-head);font-size:2.2rem;line-height:1;color:var(--green-300)}
.about-badge span{font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;opacity:.85}
@media (max-width:900px){.about-badge{right:12px;bottom:-18px}}
.points{list-style:none;margin:2rem 0 0;padding:0;display:grid;gap:18px}
.points li{display:flex;gap:14px;align-items:flex-start}
.points svg{flex:0 0 26px;width:26px;height:26px;border-radius:50%;background:var(--green-500);color:#fff;padding:5px;margin-top:2px}
.points strong{display:block;font-weight:600}
.points span{color:var(--ink-70);font-size:.95rem}

/* mission */
.mission{background:var(--navy-900);color:#fff;padding:clamp(64px,8vw,100px) 0;text-align:center}
.mission p:last-child{font-size:1.15rem;color:rgba(255,255,255,.8)}

/* products */
.section-head{max-width:720px;margin-bottom:clamp(36px,5vw,64px)}
.product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
@media (max-width:1000px){.product-grid{grid-template-columns:1fr 1fr}}
@media (max-width:640px){.product-grid{grid-template-columns:1fr}}
.product{background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;display:flex;flex-direction:column;transition:transform .35s var(--ease),box-shadow .35s;scroll-margin-top:100px}
.product:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.product-media{position:relative;aspect-ratio:4/3;overflow:hidden;background:var(--sand-100)}
.product-media img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease)}
.product:hover .product-media img{transform:scale(1.05)}
.product-no{position:absolute;left:14px;top:14px;background:rgba(11,42,31,.85);color:var(--green-300);font-family:var(--font-head);font-size:.95rem;padding:4px 10px;border-radius:999px}
.product-body{padding:22px 24px 26px;display:flex;flex-direction:column;gap:10px;flex:1}
.product-body h3{margin:0}
.product-body>p{color:var(--ink-70);font-size:.95rem;margin:0}
.product details{border-top:1px solid var(--line);padding-top:10px;margin-top:4px}
.product summary{cursor:pointer;font-size:.85rem;font-weight:600;color:var(--green-700);list-style:none;display:flex;justify-content:space-between;align-items:center}
.product summary::-webkit-details-marker{display:none}
.product summary::after{content:"+";font-size:1.2rem;line-height:1}
.product details[open] summary::after{content:"–"}
.product-details{display:grid;gap:14px;padding-top:12px}
.product-details h4{font-family:var(--font-body);font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-50);margin:0 0 6px}
.product-details ul{margin:0;padding-left:18px;font-size:.9rem;color:var(--ink-70)}
.product-details li{margin-bottom:3px}
.product .link-arrow{margin-top:auto;font-size:.9rem;padding-top:8px}

/* sectors */
.sectors{background:var(--green-900);color:#fff}
.sector-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.1);border-radius:var(--r);overflow:hidden}
@media (max-width:1000px){.sector-grid{grid-template-columns:1fr 1fr}}
@media (max-width:620px){.sector-grid{grid-template-columns:1fr}}
.sector{background:var(--green-900);padding:34px 30px;transition:background .3s}
.sector:hover{background:var(--green-800)}
.sector-icon{width:48px;height:48px;border-radius:12px;background:rgba(108,196,154,.12);display:grid;place-items:center;margin-bottom:20px;color:var(--green-300)}
.sector-icon svg{width:26px;height:26px}
.sector h3{font-size:1.25rem}
.sector p{color:rgba(255,255,255,.72);font-size:.95rem;margin:0}

/* quality */
.quality{background:var(--sand-50)}
.quality-media img{border-radius:var(--r);box-shadow:var(--shadow);aspect-ratio:3/4;object-fit:cover;max-height:620px;width:100%}
.certs{list-style:none;padding:0;margin:1.5rem 0 2rem;display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media (max-width:520px){.certs{grid-template-columns:1fr}}
.certs li{background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px 18px}
.certs strong{display:block;font-family:var(--font-head);font-size:1.2rem;color:var(--green-900)}
.certs span{font-size:.85rem;color:var(--ink-70)}

/* projects */
.project-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
@media (max-width:1000px){.project-grid{grid-template-columns:1fr 1fr}}
@media (max-width:620px){.project-grid{grid-template-columns:1fr}}
.project{margin:0;position:relative;border-radius:var(--r);overflow:hidden;aspect-ratio:4/3;background:var(--sand-100)}
.project img{width:100%;height:100%;object-fit:cover;transition:transform .7s var(--ease)}
.project:hover img{transform:scale(1.06)}
.project figcaption{position:absolute;inset:auto 0 0 0;padding:48px 20px 18px;background:linear-gradient(transparent,rgba(8,24,18,.9));color:#fff}
.project figcaption strong{display:block;font-weight:600}
.project figcaption span{font-size:.85rem;opacity:.8}

/* contact */
.contact{background:var(--navy-900);color:#fff}
.contact .lead{color:rgba(255,255,255,.75)}
.contact-list{display:grid;grid-template-columns:1fr 1fr;gap:20px 28px;margin:2rem 0}
@media (max-width:520px){.contact-list{grid-template-columns:1fr}}
.contact-list dt{font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--green-300);margin-bottom:4px}
.contact-list dd{margin:0;line-height:1.55}
.contact-list a:hover{text-decoration:underline}
.map{border-radius:var(--r);overflow:hidden;aspect-ratio:16/9;background:var(--navy-800)}
.map iframe{width:100%;height:100%;border:0;display:block;filter:saturate(.85)}
.contact-form{background:#fff;color:var(--ink);border-radius:var(--r);padding:clamp(22px,3vw,36px);box-shadow:var(--shadow);display:grid;gap:16px;align-self:start}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
@media (max-width:520px){.field-row{grid-template-columns:1fr}}
.contact-form label{display:grid;gap:6px;font-size:.85rem;font-weight:600;color:var(--ink-70)}
.contact-form input,.contact-form select,.contact-form textarea{font:inherit;font-weight:400;color:var(--ink);padding:12px 14px;border:1.5px solid var(--line);border-radius:10px;background:var(--sand-50);width:100%;transition:border-color .2s,box-shadow .2s}
.contact-form input:focus,.contact-form select:focus,.contact-form textarea:focus{outline:none;border-color:var(--green-500);box-shadow:0 0 0 3px rgba(31,138,91,.18);background:#fff}
.contact-form input:user-invalid,.contact-form textarea:user-invalid{border-color:#c0392b}
.contact-form textarea{resize:vertical;min-height:130px}
.honey{position:absolute;left:-9999px;opacity:0;height:0;width:0}
.form-note{font-size:.78rem;color:var(--ink-50);margin:0}
.form-note a{text-decoration:underline}
.form-status{margin:0;font-size:.9rem;font-weight:600;min-height:1.2em}
.form-status.ok{color:var(--green-700)}
.form-status.err{color:#c0392b}

/* footer */
.site-footer{background:var(--green-900);color:rgba(255,255,255,.8);padding-top:clamp(48px,6vw,80px);border-top:1px solid rgba(255,255,255,.08)}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1.2fr 1.2fr;gap:40px;padding-bottom:48px}
@media (max-width:1000px){.footer-grid{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.footer-grid{grid-template-columns:1fr}}
.site-footer h3{font-family:var(--font-body);font-size:.75rem;letter-spacing:.16em;text-transform:uppercase;color:var(--green-300);margin-bottom:16px}
.site-footer ul{list-style:none;margin:0;padding:0;display:grid;gap:8px;font-size:.92rem}
.site-footer a:hover{color:#fff;text-decoration:underline}
.site-footer address{font-style:normal;font-size:.92rem}
.footer-tag{font-family:var(--font-head);font-size:1.3rem;color:#fff;margin:16px 0 8px}
.footer-about,.footer-parent{font-size:.9rem;color:rgba(255,255,255,.65)}
.footer-parent a{color:var(--green-300)}
.footer-bottom{display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px;padding:22px 0;border-top:1px solid rgba(255,255,255,.1);font-size:.82rem;color:rgba(255,255,255,.6)}
.footer-bottom p{margin:0}

/* whatsapp float */
.wa-float{position:fixed;right:22px;bottom:22px;width:56px;height:56px;border-radius:50%;background:#25D366;color:#fff;display:grid;place-items:center;box-shadow:0 10px 30px -8px rgba(0,0,0,.45);z-index:40;transition:transform .25s var(--ease)}
.wa-float:hover{transform:scale(1.06)}
.wa-float svg{width:30px;height:30px;fill:currentColor}

/* legal pages */
.page-hero{background:var(--green-900);color:#fff;padding:150px 0 70px}
.page-hero h1{font-size:clamp(2.2rem,5vw,3.6rem)}
.page-hero .muted{color:rgba(255,255,255,.6)}
.prose h2{font-size:1.5rem;margin-top:2em}
.prose p{color:var(--ink-70)}

/* reveal animation */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.reveal.in{opacity:1;transform:none}
.no-js .reveal,.reveal.static{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}.hero-bg img{animation:none}}