@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800;900&family=Fraunces:wght@600;700;800&display=swap');

:root{
  --ink:#162016;
  --muted:#667064;
  --green:#1f6b45;
  --deep:#0f3424;
  --leaf:#72a15e;
  --sand:#f3ead8;
  --cream:#fffaf1;
  --white:#fff;
  --gold:#d8a640;
  --earth:#9b6239;
  --line:rgba(31,107,69,.16);
  --shadow:0 22px 58px rgba(15,52,36,.16);
  --radius:28px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  color:var(--ink);
  background:linear-gradient(180deg,#fffaf1 0%,#f7efe0 48%,#fffaf1 100%);
  line-height:1.6;
}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
h1,h2,h3{margin:0;line-height:1.05;color:inherit}
p{margin-top:0}
.topbar{
  position:sticky;top:0;z-index:50;
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:14px clamp(18px,4vw,64px);
  background:rgba(255,250,241,.88);
  border-bottom:1px solid var(--line);
  backdrop-filter:blur(16px);
}
.brand{display:flex;align-items:center;gap:12px}
.brand-symbol{
  width:50px;height:50px;border-radius:17px;
  display:grid;place-items:center;
  font-weight:900;color:#fff;letter-spacing:.04em;
  background:linear-gradient(135deg,var(--gold),var(--green) 55%,var(--deep));
  box-shadow:0 12px 28px rgba(31,107,69,.18);
}
.brand strong{display:block;color:var(--deep);font-size:1.06rem}
.brand small{display:block;color:var(--muted);font-size:.76rem;margin-top:-3px}
.nav{display:flex;align-items:center;gap:23px;font-weight:800;color:var(--deep)}
.nav a{opacity:.84}
.nav a:hover{opacity:1;color:var(--green)}
.nav-pill{padding:10px 16px;background:var(--green);color:white!important;border-radius:999px;box-shadow:0 14px 28px rgba(31,107,69,.22)}
.nav-toggle{display:none;border:0;background:transparent;color:var(--deep);font-size:1.8rem}

.hero{
  position:relative;min-height:90vh;overflow:hidden;
  padding:clamp(88px,12vh,150px) clamp(20px,5vw,78px) 70px;
  display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:34px;align-items:end;
}
.hero-visual{
  position:absolute;inset:0;z-index:-2;
  background:
    radial-gradient(circle at 80% 22%,rgba(216,166,64,.45),transparent 28%),
    linear-gradient(90deg,rgba(15,52,36,.96),rgba(15,52,36,.82) 44%,rgba(15,52,36,.18)),
    url('../img/vista-aerea-huerta.jpg') center/cover no-repeat;
}
.hero:after{
  content:"";position:absolute;inset:auto -8% -25% -8%;height:42%;
  background:linear-gradient(180deg,rgba(255,250,241,0),var(--cream) 70%);
  z-index:-1;
}
.hero-content{color:white;max-width:950px}
.eyebrow,.section-tag{
  margin:0 0 14px;
  color:var(--gold);
  font-weight:900;
  letter-spacing:.15em;
  text-transform:uppercase;
  font-size:.78rem;
}
h1{
  font-family:Fraunces,serif;
  font-size:clamp(3rem,7.4vw,7.2rem);
  letter-spacing:-.055em;
  max-width:1080px;
}
.lead{font-size:clamp(1.08rem,2vw,1.35rem);color:rgba(255,255,255,.88);max-width:760px;margin:24px 0 0}
.hero-actions,.contact-actions,.inline-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
.btn{
  min-height:50px;display:inline-flex;align-items:center;justify-content:center;
  padding:13px 20px;border-radius:999px;font-weight:900;transition:.2s ease;
}
.btn:hover{transform:translateY(-2px)}
.btn.primary{background:var(--gold);color:#221604;box-shadow:0 18px 36px rgba(216,166,64,.25)}
.btn.ghost{background:rgba(255,255,255,.14);color:white;border:1px solid rgba(255,255,255,.35)}
.btn.dark{background:var(--deep);color:white}
.proof-card{
  background:rgba(255,250,241,.95);
  border:1px solid rgba(255,255,255,.75);
  box-shadow:var(--shadow);
  border-radius:var(--radius);
  padding:26px;
}
.proof-card span{
  display:inline-block;border-radius:999px;background:#e7f1df;color:var(--deep);font-weight:900;padding:7px 11px;font-size:.76rem;
}
.proof-card strong{font-family:Fraunces,serif;color:var(--green);font-size:2.48rem;display:block;margin-top:14px}
.proof-card p{color:var(--muted);margin:0}

.section{padding:90px clamp(20px,5vw,78px)}
.section h2{
  font-family:Fraunces,serif;
  font-size:clamp(2.1rem,4.5vw,4.35rem);
  letter-spacing:-.04em;
  color:var(--deep);
}
.section p{color:var(--muted);font-size:1.04rem}

.section-head{max-width:860px;margin:0 auto 40px;text-align:center}

.quick-actions{padding-top:46px}
.action-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.action-card{
  background:white;border:1px solid var(--line);box-shadow:var(--shadow);
  border-radius:26px;padding:24px;display:flex;flex-direction:column;gap:10px;
  transition:.2s ease;
}
.action-card:hover{transform:translateY(-4px)}
.action-card span{font-weight:900;color:var(--gold)}
.action-card strong{font-size:1.15rem;color:var(--deep)}
.action-card small{color:var(--muted);font-size:.93rem;line-height:1.5}

.intro{
  display:grid;grid-template-columns:.95fr 1.05fr;gap:50px;align-items:end;
}
.intro > p{font-size:1.14rem;margin:0}

.metric-strip{
  display:grid;grid-template-columns:repeat(4,1fr);gap:16px;
  padding:20px clamp(20px,5vw,78px) 70px;
}
.metric-strip article{
  padding:27px;border-radius:24px;background:rgba(255,255,255,.8);
  border:1px solid var(--line);box-shadow:0 14px 35px rgba(15,52,36,.07);
}
.metric-strip strong{display:block;font-family:Fraunces,serif;font-size:2.35rem;color:var(--green)}
.metric-strip span{color:var(--muted);font-weight:700}

.two-col{display:grid;grid-template-columns:.78fr 1.22fr;gap:44px;align-items:start}
.sticky-copy{position:sticky;top:104px}
.model-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.model-grid article{
  background:white;border-radius:26px;overflow:hidden;box-shadow:var(--shadow);border:1px solid var(--line);
}
.model-grid img{height:235px;width:100%;object-fit:cover}
.model-grid div{padding:24px}
.model-grid h3,.fund-grid h3,.program-list h3{
  font-family:Fraunces,serif;color:var(--deep);font-size:1.55rem;margin-bottom:8px;
}
.model-grid p,.fund-grid p,.program-list p{font-size:.96rem;margin:0;color:var(--muted)}

.investment-thesis{
  display:grid;grid-template-columns:.72fr 1.28fr;gap:40px;align-items:center;
  background:linear-gradient(135deg,#0f3424,#1f6b45);
  color:white;
}
.investment-thesis h2{color:white}
.investment-thesis p{color:rgba(255,255,255,.82)}
.impact-dashboard{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.impact-dashboard article{
  padding:24px;border-radius:23px;
  background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.16);
}
.impact-dashboard span{display:block;color:var(--gold);font-weight:900;font-size:.78rem;text-transform:uppercase;letter-spacing:.1em}
.impact-dashboard strong{display:block;margin:9px 0;font-family:Fraunces,serif;font-size:2rem;color:white}
.impact-dashboard p{margin:0;color:rgba(255,255,255,.76);font-size:.92rem}

.fund-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.fund-grid article{
  background:white;border-radius:25px;padding:26px;border:1px solid var(--line);box-shadow:var(--shadow);
  display:flex;flex-direction:column;gap:12px;
}
.fund-grid span{font-weight:900;color:var(--gold)}
.mini-btn{
  display:inline-flex;align-items:center;justify-content:center;
  min-height:42px;padding:11px 16px;border-radius:999px;
  background:#eef4eb;color:var(--deep);font-weight:900;align-self:flex-start;
}
.capital-use{
  display:grid;grid-template-columns:1.05fr .95fr;gap:38px;align-items:center;
  padding-top:30px;
}
.image-panel img{height:560px;width:100%;object-fit:cover;border-radius:32px;box-shadow:var(--shadow)}
.use-copy{background:var(--sand);border:1px solid rgba(155,98,57,.16);padding:42px;border-radius:32px}
.check-list{list-style:none;padding:0;margin:26px 0 0}
.check-list li{position:relative;padding-left:32px;margin:14px 0;font-weight:700;color:var(--deep)}
.check-list li:before{content:"✓";position:absolute;left:0;color:var(--green);font-weight:900}

.programs{padding-top:40px}
.program-list{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.program-list article{
  background:rgba(255,255,255,.78);border:1px solid var(--line);padding:25px;border-radius:24px;
  display:flex;flex-direction:column;gap:14px;
}

.gallery-grid{display:grid;grid-template-columns:1.1fr .9fr .9fr;grid-auto-rows:255px;gap:16px}
.gallery-grid img{width:100%;height:100%;object-fit:cover;border-radius:26px;box-shadow:var(--shadow)}
.gallery-grid img:first-child{grid-row:span 2}
.gallery-grid img:nth-child(4){grid-column:span 2}

.transparency{
  display:grid;grid-template-columns:.9fr 1.1fr;gap:50px;align-items:center;
}
.steps{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.steps article{background:white;border:1px solid var(--line);border-radius:24px;padding:24px;box-shadow:0 12px 35px rgba(15,52,36,.07)}
.steps strong{width:45px;height:45px;border-radius:50%;display:grid;place-items:center;background:var(--green);color:white;margin-bottom:14px}
.steps span{font-weight:900;color:var(--deep);display:block;font-size:1.12rem}
.steps p{margin:5px 0 0;font-size:.93rem}

.contact{padding-top:30px}
.contact-card{
  border-radius:34px;padding:clamp(30px,5vw,62px);
  color:white;
  background:
    linear-gradient(135deg,rgba(15,52,36,.94),rgba(31,107,69,.85)),
    url('../img/bioconstruccion.jpg') center/cover no-repeat;
  box-shadow:var(--shadow);
}
.contact-card h2{color:white}
.contact-card p{color:rgba(255,255,255,.84)}
.contact-data{display:flex;flex-direction:column;gap:8px;margin:26px 0 0;font-weight:800}
.contact-data a,.contact-data span{color:white}
.tiny{font-size:.84rem;color:rgba(255,255,255,.68)!important;margin-top:16px!important}

.footer{
  padding:34px clamp(20px,5vw,78px);
  display:flex;justify-content:space-between;gap:20px;align-items:center;
  border-top:1px solid var(--line);
  background:var(--cream);
}
.footer strong{color:var(--deep)}
.footer p{margin:.2rem 0 0;color:var(--muted)}
.footer a{font-weight:900;color:var(--green)}

@media (max-width:1080px){
  .hero,.intro,.two-col,.investment-thesis,.capital-use,.transparency{grid-template-columns:1fr}
  .sticky-copy{position:static}
  .metric-strip,.fund-grid,.program-list,.action-grid{grid-template-columns:repeat(2,1fr)}
  .impact-dashboard{grid-template-columns:repeat(2,1fr)}
  .hero{align-items:end}
  .proof-card{max-width:430px}
}
@media (max-width:720px){
  .nav-toggle{display:block}
  .nav{
    display:none;position:absolute;left:14px;right:14px;top:78px;
    background:var(--cream);border:1px solid var(--line);
    border-radius:22px;box-shadow:var(--shadow);padding:18px;flex-direction:column;align-items:stretch;
  }
  .nav.open{display:flex}
  .hero{grid-template-columns:1fr;min-height:92vh;padding-top:100px}
  h1{font-size:3.05rem}
  .section{padding:68px 20px}
  .metric-strip,.model-grid,.fund-grid,.program-list,.impact-dashboard,.steps,.gallery-grid,.action-grid{grid-template-columns:1fr}
  .gallery-grid img:first-child,.gallery-grid img:nth-child(4){grid-row:auto;grid-column:auto}
  .image-panel img{height:320px}
  .footer{flex-direction:column;align-items:flex-start}
}