/* =========================================================
   Instituto Allpha — sistema de design
   ========================================================= */
:root{
  /* cores */
  --ink:#12241e;
  --forest:#144836;
  --deep:#0b2a20;
  --night:#071a14;
  --emerald:#1f7a56;
  --leaf:#6fa832;
  --lime:#c8e76a;
  --lime-soft:#dff3a4;
  --cream:#f6f4ec;
  --sand:#e8e3d4;
  --line:#dcd8c8;
  --muted:#5d6d66;
  --white:#fff;

  /* layout */
  --maxw:1360px;
  --pad:clamp(22px,5vw,64px);
  --sec-y:clamp(84px,10vw,150px);

  /* forma */
  --r-sm:10px;
  --r-md:16px;
  --r-lg:26px;
  --r-full:999px;

  /* sombra e movimento */
  --sh-sm:0 2px 10px rgba(11,42,32,.06);
  --sh-md:0 18px 40px -22px rgba(11,42,32,.35);
  --sh-lg:0 40px 90px -40px rgba(11,42,32,.5);
  --ease:cubic-bezier(.22,.8,.28,1);

  /* tipografia */
  --font-body:'Inter','Segoe UI',system-ui,-apple-system,sans-serif;
  --font-display:'Fraunces',Georgia,'Times New Roman',serif;
}

*,*::before,*::after{box-sizing:border-box}

html{
  scroll-behavior:smooth;
  scroll-padding-top:100px;
  -webkit-text-size-adjust:100%;
}

body{
  margin:0;
  background:var(--cream);
  color:var(--ink);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}

body.nav-open{overflow:hidden}

img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3{margin:0}
p{margin:0}
ul{margin:0;padding:0;list-style:none}

::selection{background:var(--lime);color:var(--deep)}

:focus-visible{
  outline:2px solid var(--leaf);
  outline-offset:3px;
  border-radius:4px;
}

.wrap{
  width:100%;
  max-width:var(--maxw);
  margin-inline:auto;
  padding-inline:var(--pad);
}

.skip-link{
  position:fixed;
  top:-100px;left:16px;z-index:100;
  background:var(--lime);color:var(--deep);
  padding:12px 18px;border-radius:var(--r-sm);
  font-size:13px;font-weight:700;
  transition:top .2s var(--ease);
}
.skip-link:focus{top:16px}

/* barra de progresso de rolagem */
.scroll-progress{
  position:fixed;inset:0 0 auto;z-index:60;
  height:3px;pointer-events:none;
}
.scroll-progress span{
  display:block;height:100%;width:0;
  background:linear-gradient(90deg,var(--emerald),var(--lime));
  transition:width .1s linear;
}

/* =========================================================
   Tipografia de seção
   ========================================================= */
.eyebrow,
.section-kicker{
  display:inline-flex;align-items:center;gap:9px;
  color:var(--emerald);
  font-size:11px;font-weight:700;
  letter-spacing:.22em;text-transform:uppercase;
}
.eyebrow svg,
.section-kicker svg{width:16px;height:16px}
.eyebrow,
.section-kicker.light{color:var(--lime)}

h1,
.section h2,
.waste h2,
.contact h2{
  font-family:var(--font-display);
  font-weight:300;
  font-variation-settings:'opsz' 100;
  letter-spacing:-.035em;
  line-height:.98;
  margin:22px 0;
  text-wrap:balance;
}
h1 em,
.section h2 em,
.waste h2 em,
.contact h2 em{
  font-style:normal;
  color:var(--leaf);
  font-weight:500;
}
.section h2,
.waste h2,
.contact h2{font-size:clamp(36px,4.6vw,68px)}
.section h2{color:var(--forest)}

/* =========================================================
   Botões
   ========================================================= */
.primary-button,
.header-cta{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  background:var(--lime);
  color:#12291f;
  padding:14px 22px;
  border-radius:var(--r-full);
  font-size:13.5px;font-weight:700;letter-spacing:-.01em;
  box-shadow:0 10px 24px -14px rgba(11,42,32,.9);
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),background .25s var(--ease);
}
.primary-button svg,
.header-cta svg{width:17px;height:17px;transition:transform .25s var(--ease)}
.primary-button:hover,
.header-cta:hover{
  background:var(--lime-soft);
  transform:translateY(-2px);
  box-shadow:0 16px 30px -16px rgba(11,42,32,.75);
}
.primary-button:hover svg,
.header-cta:hover svg{transform:translateX(4px)}
.primary-button{padding:16px 26px;font-size:14px}

.text-button{
  position:relative;
  font-size:13.5px;font-weight:600;
  padding:10px 2px;
  color:rgba(255,255,255,.9);
}
.text-button::after{
  content:"";position:absolute;left:0;bottom:4px;
  width:100%;height:1px;background:currentColor;opacity:.45;
  transform-origin:right;transition:transform .35s var(--ease);
}
.text-button:hover::after{transform:scaleX(0);transform-origin:left}

/* =========================================================
   Cabeçalho
   ========================================================= */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:50;
  transition:background .3s var(--ease),box-shadow .3s var(--ease);
}
.header-inner{
  height:88px;
  display:flex;align-items:center;justify-content:space-between;gap:24px;
  transition:height .3s var(--ease);
}
.site-header::before{
  content:"";position:absolute;inset:0;z-index:-1;
  background:rgba(246,244,236,.85);
  backdrop-filter:blur(14px) saturate(150%);
  -webkit-backdrop-filter:blur(14px) saturate(150%);
  border-bottom:1px solid rgba(18,36,30,.08);
  opacity:0;transition:opacity .35s var(--ease);
}
.site-header.scrolled::before{opacity:1}
.site-header.scrolled .header-inner{height:70px}

/* marca */
.brand{display:flex;align-items:center}
.brand img{
  height:44px;width:auto;
  /* sobre a foto do hero a marca aparece em branco */
  filter:brightness(0) invert(1);
  transition:height .3s var(--ease),filter .35s var(--ease),transform .35s var(--ease);
}
.site-header.scrolled .brand img{height:38px;filter:none}
.brand:hover img{transform:translateY(-1px)}

.site-nav{display:flex;align-items:center;gap:clamp(18px,2.2vw,34px)}
.site-nav a{
  position:relative;
  font-size:13.5px;font-weight:600;
  color:rgba(255,255,255,.86);
  padding:6px 0;
  transition:color .25s var(--ease);
}
.site-nav a::after{
  content:"";position:absolute;left:0;bottom:0;
  width:100%;height:2px;border-radius:2px;
  background:var(--lime);
  transform:scaleX(0);transform-origin:left;
  transition:transform .3s var(--ease);
}
.site-nav a:hover::after,
.site-nav a.active::after{transform:scaleX(1)}
.site-nav a.active{color:var(--white)}
.site-nav .nav-cta{display:none}

.site-header.scrolled .site-nav a{color:var(--muted)}
.site-header.scrolled .site-nav a:hover,
.site-header.scrolled .site-nav a.active{color:var(--forest)}
.site-header.scrolled .site-nav a::after{background:var(--leaf)}

.header-cta{padding:12px 20px;font-size:13px}

/* botão de menu (mobile) */
.menu-toggle{
  display:none;
  position:relative;z-index:46; /* acima do painel do menu */
  width:46px;height:46px;
  border:1px solid rgba(255,255,255,.28);
  background:rgba(255,255,255,.08);
  backdrop-filter:blur(8px);
  border-radius:14px;
  cursor:pointer;
  padding:0;
  place-items:center;
  gap:5px;
  transition:border-color .3s var(--ease),background .3s var(--ease);
}
.menu-toggle span{
  display:block;width:18px;height:2px;border-radius:2px;
  background:var(--white);
  transition:transform .3s var(--ease),opacity .2s var(--ease),background .3s var(--ease);
}
.site-header.scrolled .menu-toggle{border-color:rgba(18,36,30,.16);background:rgba(18,36,30,.04)}
.site-header.scrolled .menu-toggle span{background:var(--forest)}
.menu-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.menu-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.menu-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

.nav-backdrop{
  position:fixed;inset:0;z-index:40;
  background:rgba(7,26,20,.5);
  backdrop-filter:blur(3px);
  opacity:0;transition:opacity .3s var(--ease);
}
.nav-backdrop.show{opacity:1}

/* =========================================================
   Hero
   ========================================================= */
.hero{
  position:relative;
  min-height:min(100svh,900px);
  display:flex;flex-direction:column;justify-content:center;
  padding:150px 0 110px;
  overflow:hidden;
  color:var(--white);
}
.hero>img{
  position:absolute;inset:0;
  width:100%;height:100%;
  object-fit:cover;
  transform:scale(1.06);
  animation:heroZoom 18s var(--ease) forwards;
}
@keyframes heroZoom{to{transform:scale(1)}}

.hero-shade{
  position:absolute;inset:0;
  background:
    linear-gradient(96deg,rgba(7,26,20,.96) 8%,rgba(7,26,20,.78) 42%,rgba(7,26,20,.12) 78%),
    linear-gradient(0deg,rgba(7,26,20,.75),transparent 48%);
}
.hero-glow{
  position:absolute;left:-10%;top:10%;
  width:60vw;height:60vw;max-width:720px;max-height:720px;
  background:radial-gradient(circle,rgba(111,168,50,.28),transparent 62%);
  filter:blur(20px);
}

.hero-content{position:relative;z-index:2;max-width:min(860px,100%)}
.hero h1{
  font-size:clamp(46px,7vw,104px);
  margin:24px 0 26px;
}
.hero h1 em{color:var(--lime)}
.hero-content>p{
  max-width:560px;
  color:rgba(255,255,255,.8);
  font-size:clamp(15px,1.2vw,18px);
  line-height:1.75;
}
.hero-actions{
  display:flex;align-items:center;flex-wrap:wrap;gap:12px 26px;
  margin-top:38px;
}

.hero-proof-wrap{position:relative;z-index:3;margin-top:clamp(48px,7vw,86px)}
.hero-proof{
  display:flex;align-items:center;flex-wrap:wrap;gap:26px;
  width:fit-content;margin-left:auto;
  padding:22px 28px;
  background:rgba(11,42,32,.55);
  border:1px solid rgba(255,255,255,.14);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  border-radius:var(--r-lg);
  box-shadow:var(--sh-lg);
}
.hero-proof>div{
  display:flex;align-items:center;gap:12px;
  padding-right:24px;
  border-right:1px solid rgba(255,255,255,.16);
}
.hero-proof strong{
  font-family:var(--font-display);
  font-weight:400;font-size:34px;line-height:1;
  color:var(--lime);
  font-variant-numeric:tabular-nums;
}
.hero-proof span{
  font-size:10px;line-height:1.5;
  text-transform:uppercase;letter-spacing:.12em;
  color:rgba(255,255,255,.7);
}
.hero-proof p{
  max-width:220px;
  font-size:12.5px;line-height:1.6;
  color:rgba(255,255,255,.72);
}

.scroll-cue{
  position:absolute;left:50%;bottom:26px;z-index:3;
  translate:-50% 0;
  width:26px;height:42px;
  border:1px solid rgba(255,255,255,.35);
  border-radius:var(--r-full);
  display:grid;place-items:start center;
  padding-top:8px;
}
.scroll-cue span{
  width:3px;height:8px;border-radius:2px;
  background:var(--lime);
  animation:cue 1.8s var(--ease) infinite;
}
@keyframes cue{
  0%{opacity:0;transform:translateY(0)}
  40%{opacity:1}
  100%{opacity:0;transform:translateY(14px)}
}

/* =========================================================
   Seções genéricas
   ========================================================= */
.section{padding-block:var(--sec-y)}

/* Quem somos */
.about{position:relative;overflow:hidden}
.about::after{
  content:"";position:absolute;right:-12%;top:8%;
  width:44vw;height:44vw;max-width:560px;max-height:560px;
  background:radial-gradient(circle,rgba(111,168,50,.13),transparent 65%);
  pointer-events:none;
}
.about-grid{
  position:relative;z-index:1;
  display:grid;
  grid-template-columns:auto 1.15fr .95fr;
  gap:clamp(32px,5vw,80px);
  align-items:center;
}
.about-stamp{
  width:172px;height:172px;flex:none;
  border:1px solid var(--line);
  border-radius:50%;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;
  text-align:center;
  color:var(--emerald);
  font-size:10.5px;text-transform:uppercase;letter-spacing:.12em;line-height:1.6;
  background:rgba(255,255,255,.5);
  transition:transform .5s var(--ease);
}
.about-stamp:hover{transform:rotate(-5deg)}
.about-stamp svg{width:34px;height:34px}
.about-copy p{color:var(--muted);line-height:1.85;font-size:15px}
.about-copy p+p{margin-top:16px}

.values{display:flex;flex-wrap:wrap;gap:8px;margin-top:26px}
.values span,
.waste-tags span{
  border:1px solid var(--line);
  border-radius:var(--r-full);
  padding:9px 15px;
  font-size:10.5px;font-weight:700;
  text-transform:uppercase;letter-spacing:.1em;
  transition:border-color .25s var(--ease),color .25s var(--ease),background .25s var(--ease);
}
.values span:hover{border-color:var(--leaf);color:var(--emerald);background:rgba(111,168,50,.07)}

/* =========================================================
   Áreas de atuação
   ========================================================= */
.areas{
  background:
    radial-gradient(120% 90% at 85% 0%,rgba(111,168,50,.22),transparent 60%),
    var(--forest);
  color:var(--white);
  border-radius:clamp(24px,3vw,44px);
  margin-inline:clamp(0px,1.2vw,18px);
}
.areas h2{color:var(--white)}
.areas h2 em{color:var(--lime)}

.section-intro{
  display:flex;align-items:flex-end;justify-content:space-between;gap:24px 56px;flex-wrap:wrap;
}
.section-intro>div{flex:1 1 460px;max-width:700px}
.section-intro>p{
  flex:0 1 420px;
  max-width:420px;
  color:rgba(255,255,255,.62);
  font-size:14.5px;line-height:1.8;
}

.area-grid{
  display:grid;grid-template-columns:repeat(4,1fr);
  gap:14px;
  margin-top:clamp(46px,6vw,74px);
}
.area-card{
  position:relative;
  min-height:360px;
  padding:34px 30px 78px;
  border:1px solid rgba(255,255,255,.14);
  border-radius:var(--r-lg);
  background:rgba(255,255,255,.03);
  overflow:hidden;
  transition:transform .35s var(--ease),background .35s var(--ease),border-color .35s var(--ease);
}
.area-card::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(80% 60% at 50% 0%,rgba(200,231,106,.16),transparent 70%);
  opacity:0;transition:opacity .35s var(--ease);
}
.area-card:hover{
  transform:translateY(-6px);
  background:rgba(255,255,255,.07);
  border-color:rgba(200,231,106,.4);
}
.area-card:hover::before{opacity:1}
.area-card>*{position:relative}

.area-card .card-number{
  position:absolute;right:24px;top:26px;
  font-family:var(--font-display);
  font-size:14px;color:var(--lime);opacity:.75;
}
.area-card h3{
  font-family:var(--font-display);
  font-weight:400;font-size:30px;letter-spacing:-.02em;
  margin:28px 0 14px;
}
.area-card p{
  color:rgba(255,255,255,.62);
  font-size:13.5px;line-height:1.75;
}
.area-card>a{
  position:absolute;left:30px;bottom:28px;
  width:40px;height:40px;
  display:grid;place-items:center;
  border:1px solid rgba(255,255,255,.28);
  border-radius:50%;
  transition:background .3s var(--ease),color .3s var(--ease),border-color .3s var(--ease);
}
.area-card>a svg{width:18px;height:18px}
.area-card:hover>a{background:var(--lime);color:var(--deep);border-color:var(--lime)}

/* =========================================================
   Projetos
   ========================================================= */
.projects{background:var(--cream)}
.section-heading{max-width:760px}
.section-heading>p{color:var(--muted);font-size:15px;line-height:1.8}

.project-grid{
  display:grid;grid-template-columns:repeat(3,1fr);
  gap:20px;
  margin-top:clamp(44px,5vw,66px);
}
.project-card{
  background:var(--white);
  border:1px solid var(--sand);
  border-radius:var(--r-lg);
  overflow:hidden;
  transition:transform .35s var(--ease),box-shadow .35s var(--ease),border-color .35s var(--ease);
}
.project-card:hover{
  transform:translateY(-8px);
  border-color:transparent;
  box-shadow:var(--sh-lg);
}

.project-visual{
  position:relative;
  height:230px;
  display:grid;place-items:center;
  color:rgba(255,255,255,.92);
  background:
    radial-gradient(90% 80% at 20% 10%,rgba(255,255,255,.22),transparent 55%),
    linear-gradient(140deg,#1b5342,#78a844);
  overflow:hidden;
}
.project-2 .project-visual{background:radial-gradient(90% 80% at 20% 10%,rgba(255,255,255,.22),transparent 55%),linear-gradient(140deg,#7a5f30,#d8ae53)}
.project-3 .project-visual{background:radial-gradient(90% 80% at 20% 10%,rgba(255,255,255,.22),transparent 55%),linear-gradient(140deg,#2c5b6c,#7fb0a0)}
.project-visual::after{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(255,255,255,.22) 1px,transparent 1px);
  background-size:16px 16px;
  opacity:.5;
}
.project-visual svg{
  position:relative;z-index:1;
  width:56px;height:56px;
  transition:transform .5s var(--ease);
}
.project-card:hover .project-visual svg{transform:scale(1.12) rotate(-4deg)}
.project-visual>span{
  position:absolute;right:22px;bottom:12px;z-index:1;
  font-family:var(--font-display);
  font-size:48px;color:rgba(255,255,255,.28);
}

.project-body{padding:28px 28px 32px}
.project-body>span{
  font-size:10px;font-weight:700;
  text-transform:uppercase;letter-spacing:.14em;
  color:var(--emerald);
}
.project-body h3{
  font-family:var(--font-display);
  font-weight:400;font-size:25px;line-height:1.2;letter-spacing:-.02em;
  margin:12px 0 12px;
  color:var(--forest);
}
.project-body p{font-size:13.5px;line-height:1.75;color:var(--muted)}

/* =========================================================
   Resíduos sólidos
   ========================================================= */
.waste{
  position:relative;
  padding-block:clamp(90px,11vw,150px);
  background:
    radial-gradient(80% 60% at 100% 20%,rgba(31,122,86,.35),transparent 62%),
    var(--deep);
  color:var(--white);
  overflow:hidden;
}
.waste-grid{
  display:grid;grid-template-columns:1fr 1fr;
  gap:clamp(40px,6vw,90px);
  align-items:center;
}
.waste h2{color:var(--white);font-size:clamp(38px,5vw,74px)}
.waste h2 em{color:var(--lime)}
.waste-copy>p{
  max-width:560px;
  color:rgba(255,255,255,.7);
  line-height:1.85;font-size:15px;
}
.waste-tags{display:flex;flex-wrap:wrap;gap:8px;margin:28px 0 32px}
.waste-tags span{border-color:rgba(255,255,255,.22);color:rgba(255,255,255,.85)}

/* diagrama circular */
.cycle{
  position:relative;
  width:min(100%,520px);
  aspect-ratio:1;
  margin-inline:auto;
  --r:clamp(160px,23vw,235px);
}
.cycle-rings{position:absolute;inset:0}
.cycle-rings::before,
.cycle-rings::after{
  content:"";position:absolute;border-radius:50%;
}
.cycle-rings::before{
  inset:0;
  border:1px solid rgba(200,231,106,.22);
}
.cycle-rings::after{
  inset:15%;
  border:1px dashed rgba(200,231,106,.28);
  animation:spin 60s linear infinite;
}
@keyframes spin{to{transform:rotate(360deg)}}

.cycle-core{
  position:absolute;left:50%;top:50%;
  translate:-50% -50%;
  width:38%;aspect-ratio:1;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;
  text-align:center;
  background:linear-gradient(150deg,var(--lime),#a9d84f);
  color:var(--deep);
  border-radius:50%;
  box-shadow:0 0 0 12px rgba(200,231,106,.08),0 24px 60px -24px rgba(200,231,106,.7);
}
.cycle-core svg{width:34px;height:34px}
.cycle-core strong{
  font-family:var(--font-display);
  font-weight:500;font-size:16px;line-height:1.2;
}

.cycle-steps li{
  position:absolute;left:50%;top:50%;
  display:flex;align-items:center;gap:8px;
  white-space:nowrap;
  padding:10px 16px;
  background:rgba(20,72,54,.92);
  border:1px solid rgba(255,255,255,.16);
  border-radius:var(--r-full);
  font-size:12px;font-weight:500;
  box-shadow:var(--sh-md);
  transform:
    translate(-50%,-50%)
    rotate(calc(var(--i) * 72deg))
    translateY(calc(-1 * var(--r)))
    rotate(calc(var(--i) * -72deg));
  transition:border-color .3s var(--ease),background .3s var(--ease);
}
.cycle-steps li:hover{background:rgba(31,122,86,.95);border-color:var(--lime)}
.cycle-steps b{
  font-family:var(--font-display);
  font-weight:500;font-size:11px;
  color:var(--lime);
}

/* =========================================================
   Missão
   ========================================================= */
.mission{padding-block:0 var(--sec-y)}
.mission-grid{
  display:grid;grid-template-columns:repeat(3,1fr);
  gap:14px;
}
.mission-card{
  position:relative;
  padding:48px 40px 44px;
  min-height:300px;
  background:var(--white);
  border:1px solid var(--sand);
  border-radius:var(--r-lg);
  transition:transform .35s var(--ease),box-shadow .35s var(--ease);
}
.mission-card:hover{transform:translateY(-6px);box-shadow:var(--sh-md)}
.mission-card.featured{
  background:linear-gradient(150deg,var(--lime),#b7dd63);
  border-color:transparent;
}
.mission-card>span{
  position:absolute;right:30px;top:30px;
  font-family:var(--font-display);
  font-size:14px;opacity:.5;
}
.mission-card h3{
  font-family:var(--font-display);
  font-weight:400;font-size:28px;letter-spacing:-.02em;
  margin:30px 0 14px;
  color:var(--forest);
}
.mission-card.featured h3{color:#14332a}
.mission-card p{color:var(--muted);line-height:1.75;font-size:13.5px}
.mission-card.featured p{color:rgba(20,51,42,.78)}

/* =========================================================
   Governança
   ========================================================= */
.governance-grid{
  display:grid;grid-template-columns:.85fr 1.15fr;
  gap:clamp(36px,7vw,100px);
  align-items:start;
}
.governance-grid>div>p{color:var(--muted);line-height:1.85;font-size:15px}
.board{border-top:1px solid var(--line)}
.board>div{
  display:grid;grid-template-columns:.75fr 1.25fr;gap:20px;
  padding:22px 4px;
  border-bottom:1px solid var(--line);
  transition:background .25s var(--ease),padding-left .25s var(--ease);
}
.board>div:hover{background:rgba(111,168,50,.06);padding-left:14px}
.board span{
  font-size:10px;font-weight:600;
  text-transform:uppercase;letter-spacing:.13em;
  color:var(--emerald);
  padding-top:4px;
}
.board strong{
  font-family:var(--font-display);
  font-weight:400;font-size:18px;letter-spacing:-.01em;
  color:var(--forest);
}

/* =========================================================
   Contato
   ========================================================= */
.contact{
  position:relative;
  padding-block:clamp(84px,10vw,140px);
  background:
    radial-gradient(70% 70% at 10% 0%,rgba(111,168,50,.28),transparent 60%),
    var(--forest);
  color:var(--white);
  overflow:hidden;
}
.contact-grid{
  display:grid;grid-template-columns:1fr .8fr;
  gap:clamp(40px,7vw,100px);
}
.contact h2{color:var(--white);font-size:clamp(38px,5vw,72px)}
.contact h2 em{color:var(--lime)}
.contact-grid>div>p{
  max-width:560px;
  color:rgba(255,255,255,.72);
  line-height:1.85;font-size:15px;
  margin-bottom:32px;
}

.contact address{font-style:normal;align-self:center;width:100%}
.contact address>a,
.contact address>div{
  display:flex;align-items:flex-start;gap:16px;
  padding:22px 6px;
  border-bottom:1px solid rgba(255,255,255,.16);
  transition:padding-left .25s var(--ease),border-color .25s var(--ease);
}
.contact address>a:hover{padding-left:16px;border-color:var(--lime)}
.contact address span{
  font-family:var(--font-display);
  font-weight:400;font-size:17px;line-height:1.5;
}
.contact address small{
  display:block;
  font-family:var(--font-body);
  font-size:9.5px;font-weight:700;
  text-transform:uppercase;letter-spacing:.15em;
  color:rgba(255,255,255,.52);
  margin-bottom:5px;
}

/* =========================================================
   Rodapé
   ========================================================= */
footer{
  background:var(--night);
  color:var(--white);
  padding-block:clamp(56px,7vw,80px) 28px;
}
.footer-grid{
  display:grid;grid-template-columns:1fr 1.1fr 1fr;
  gap:clamp(28px,4vw,56px);
  align-items:start;
}
.footer-brand img{height:50px;filter:brightness(0) invert(1);opacity:.95}
footer p{color:rgba(255,255,255,.55);font-size:13.5px;line-height:1.75}
.footer-links{display:flex;flex-wrap:wrap;gap:12px 22px;font-size:12.5px}
.footer-links a{color:rgba(255,255,255,.68);transition:color .25s var(--ease)}
.footer-links a:hover{color:var(--lime)}
footer small{
  grid-column:1/-1;
  margin-top:14px;padding-top:26px;
  border-top:1px solid rgba(255,255,255,.1);
  color:rgba(255,255,255,.35);
  font-size:12px;
}

/* voltar ao topo */
.to-top{
  position:fixed;right:22px;bottom:22px;z-index:45;
  width:48px;height:48px;
  display:grid;place-items:center;
  background:var(--forest);color:var(--lime);
  border-radius:50%;
  box-shadow:var(--sh-md);
  opacity:0;visibility:hidden;transform:translateY(12px);
  transition:opacity .3s var(--ease),transform .3s var(--ease),visibility .3s,background .3s var(--ease);
}
.to-top svg{width:20px;height:20px}
.to-top.show{opacity:1;visibility:visible;transform:none}
.to-top:hover{background:var(--emerald)}

/* =========================================================
   Animações de entrada
   ========================================================= */
.js .reveal{
  opacity:0;
  transform:translateY(26px);
}
.js .reveal.in{
  opacity:1;transform:none;
  transition:opacity .7s var(--ease) var(--d,0s),transform .7s var(--ease) var(--d,0s);
}

/* =========================================================
   Responsivo
   ========================================================= */
@media (max-width:1080px){
  .area-grid{grid-template-columns:repeat(2,1fr)}
  .about-grid{grid-template-columns:1fr 1fr}
  .about-stamp{display:none}
  .governance-grid,
  .contact-grid,
  .waste-grid{grid-template-columns:1fr}
  .mission-grid{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
}

@media (max-width:860px){
  .header-cta{display:none}
  .menu-toggle{display:grid}

  .site-nav{
    position:fixed;inset:0 0 0 auto;z-index:45;
    width:min(86vw,360px);
    flex-direction:column;align-items:stretch;justify-content:center;
    gap:6px;
    padding:90px 32px 40px;
    background:var(--deep);
    transform:translateX(101%);
    transition:transform .4s var(--ease);
  }
  .site-nav.open{transform:none}
  .site-nav a,
  .site-header.scrolled .site-nav a{
    color:rgba(255,255,255,.88);
    font-family:var(--font-display);
    font-weight:400;font-size:28px;letter-spacing:-.02em;
    padding:12px 0;
    border-bottom:1px solid rgba(255,255,255,.09);
  }
  .site-nav a::after{display:none}
  .site-nav a.active,
  .site-header.scrolled .site-nav a.active{color:var(--lime)}
  .site-nav .nav-cta{
    display:inline-flex;justify-content:center;
    margin-top:24px;
    background:var(--lime);color:var(--deep) !important;
    font-family:var(--font-body);font-size:14px;font-weight:700;
    border:0;border-radius:var(--r-full);
    padding:15px 20px;
  }

  .project-grid{grid-template-columns:1fr}
  .project-card{display:grid;grid-template-columns:.8fr 1.2fr}
  .project-visual{height:100%;min-height:210px}
  .mission-grid{grid-template-columns:1fr}
  .areas{border-radius:clamp(18px,4vw,28px)}
}

@media (max-width:680px){
  html{scroll-padding-top:84px}
  .header-inner{height:72px}
  .brand img{height:36px}
  .site-header.scrolled .brand img{height:32px}

  .hero{min-height:auto;padding:130px 0 80px}
  .hero-actions{flex-direction:column;align-items:stretch;gap:10px}
  .hero-actions .primary-button{width:100%}
  .text-button{text-align:center}
  .hero-proof{
    margin-left:0;width:100%;
    gap:16px;padding:20px;
    border-radius:var(--r-md);
  }
  .hero-proof>div{
    width:100%;
    padding:0 0 14px;
    border-right:0;
    border-bottom:1px solid rgba(255,255,255,.14);
  }
  .hero-proof>div:last-of-type{padding-bottom:0;border-bottom:0}
  .hero-proof strong{font-size:28px;min-width:64px}
  .hero-proof p{display:none}
  .scroll-cue{display:none}

  .about-grid{grid-template-columns:1fr}
  .section-intro{display:block}
  .section-intro>p{margin-top:22px}
  .area-grid{grid-template-columns:1fr}
  .area-card{min-height:0;padding:30px 26px 76px}

  .project-card{display:block}
  .project-visual{height:190px}
  .project-body{padding:24px}

  /* ciclo vira linha do tempo vertical */
  .cycle{aspect-ratio:auto;width:100%;padding:0}
  .cycle-rings{display:none}
  .cycle-core{
    position:relative;left:auto;top:auto;translate:none;
    width:140px;margin:0 auto 26px;
  }
  .cycle-steps{
    display:grid;gap:10px;
    border-left:1px dashed rgba(200,231,106,.35);
    padding-left:18px;margin-left:10px;
  }
  .cycle-steps li{
    position:static;
    transform:none;
    white-space:normal;
    justify-content:flex-start;
    font-size:13px;
  }

  .board>div{grid-template-columns:1fr;gap:6px}
  .footer-grid{grid-template-columns:1fr}
  .footer-brand img{height:44px}
  .to-top{right:16px;bottom:16px;width:44px;height:44px}
}

/* =========================================================
   Preferência por menos movimento
   ========================================================= */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:.01ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.01ms !important;
  }
  .js .reveal{opacity:1;transform:none}
}