/* ============================================================
   YUXINU — site principal
   Paleta da marca em blocos · grafismos geométricos · vivo
   ============================================================ */

:root{
  --verde:#2D4A40;
  --verde-900:#1E342C;
  --rio:#55737A;
  --rio-700:#46616A;
  --fumaca:#8D867D;
  --pedra:#C6C0B8;
  --areia:#F6F2EB;
  --areia-2:#EFE7D8;
  --folha:#6F8A6B;
  --terra:#B5633C;
  --terra-700:#9C5230;
  --branco:#FAF8F3;

  --maxw:1280px;
  --pad:clamp(20px,5vw,80px);
  --sec-y:clamp(76px,9vw,148px);

  --fs-hero:clamp(46px,8.2vw,128px);
  --fs-h2:clamp(32px,5vw,68px);
  --fs-h3:clamp(23px,2.6vw,38px);
  --fs-lead:clamp(20px,2.2vw,30px);
  --fs-body:clamp(16px,1.35vw,20px);
  --fs-eyebrow:clamp(12px,1vw,14px);
  --fs-num:clamp(64px,11vw,150px);

  --track:.26em;
  --ease:cubic-bezier(.2,.75,.2,1);

  --nav-h:84px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
@media (prefers-reduced-motion:reduce){ html{scroll-behavior:auto;} }
body{
  margin:0;
  font-family:'Manrope',system-ui,sans-serif;
  background:var(--areia);
  color:var(--verde);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img{display:block;max-width:100%;}
a{color:inherit;text-decoration:none;}
h1,h2,h3,h4,p{margin:0;}
button{font-family:inherit;cursor:pointer;}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{ outline:2px solid var(--terra); outline-offset:3px; border-radius:4px; }

/* ---------- type helpers ---------- */
.eyebrow{
  font-size:var(--fs-eyebrow);
  letter-spacing:var(--track);
  text-transform:uppercase;
  font-weight:600;
}
.h2{ font-size:var(--fs-h2); font-weight:700; line-height:1.04; letter-spacing:.005em; text-wrap:balance; }
.h3{ font-size:var(--fs-h3); font-weight:600; line-height:1.12; }
.lead{ font-size:var(--fs-lead); font-weight:400; line-height:1.4; text-wrap:pretty; }
.body{ font-size:var(--fs-body); font-weight:400; line-height:1.6; }
.accent{ color:var(--terra); }

/* ---------- layout ---------- */
.wrap{ max-width:var(--maxw); margin:0 auto; padding-left:var(--pad); padding-right:var(--pad); }
section{ position:relative; overflow:hidden; scroll-margin-top:80px; }
.sec{ padding-top:var(--sec-y); padding-bottom:var(--sec-y); }

/* color blocks */
.s-areia{ background:var(--areia); color:var(--verde); }
.s-branco{ background:var(--branco); color:var(--verde); }
.s-verde{ background:var(--verde); color:var(--areia); }
.s-verde-900{ background:var(--verde-900); color:var(--areia); }
.s-rio{ background:var(--rio); color:var(--areia); }
.s-terra{ background:var(--terra); color:var(--areia); }
.s-pedra{ background:var(--pedra); color:var(--verde); }
.s-verde .eyebrow,.s-rio .eyebrow,.s-terra .eyebrow{ color:rgba(246,242,235,.7); }
.s-areia .eyebrow,.s-branco .eyebrow,.s-pedra .eyebrow{ color:var(--terra); }
.muted{ color:var(--fumaca); }
.s-verde .muted,.s-rio .muted,.s-terra .muted{ color:rgba(246,242,235,.72); }

/* ---------- kene backgrounds ---------- */
.kene{ position:absolute; inset:0; pointer-events:none; z-index:0; opacity:.07;
       background-repeat:repeat; background-size:140px 140px; }
.kene-light{ background-image:url('assets/kene-fine-light.svg'); }
.kene-dark{ background-image:url('assets/kene-fine-dark.svg'); }
.kene-bold-light{ background-image:url('assets/kene-light.svg'); background-size:170px 170px; }
.kene-bold-dark{ background-image:url('assets/kene-dark.svg'); background-size:170px 170px; }
.kene-terra{ background-image:url('assets/kene-terra.svg'); background-size:170px 170px; }
.sec > .wrap{ position:relative; z-index:1; }
[data-parallax]{ will-change:transform; }
.kene[data-parallax]{ top:-16%; bottom:-16%; }
.hero .photo{ }

/* animated kene divider band */
.divider{ height:60px; width:100%; position:relative; overflow:hidden; }
.divider .band{
  position:absolute; inset:0 -200px; background-repeat:repeat-x;
  background-size:300px 60px; background-position:0 50%;
  animation:drift 38s linear infinite; opacity:.5;
}
.divider.on-areia{ background:var(--areia); }
.divider.on-verde{ background:var(--verde); }
.divider.on-rio{ background:var(--rio); }
.divider.on-terra{ background:var(--terra); }
.band-dark{ background-image:url('assets/kene-band-dark.svg'); }
.band-light{ background-image:url('assets/kene-band-light.svg'); }
.band-terra{ background-image:url('assets/kene-band-terra.svg'); }
@keyframes drift{ from{background-position:0 50%;} to{background-position:300px 50%;} }
@media (prefers-reduced-motion:reduce){ .divider .band{ animation:none; } }

/* ---------- reveal on scroll ---------- */
.reveal{ opacity:0; transform:translateY(30px); transition:opacity .85s var(--ease), transform .85s var(--ease); }
.reveal.in{ opacity:1; transform:none; }
.no-anim .reveal{ opacity:1 !important; transform:none !important; transition:none !important; }
.reveal.d1{ transition-delay:.08s; }
.reveal.d2{ transition-delay:.16s; }
.reveal.d3{ transition-delay:.24s; }
.reveal.d4{ transition-delay:.32s; }
@media (prefers-reduced-motion:reduce){ .reveal{ opacity:1; transform:none; transition:none; } }

/* ============================================================
   NAV
   ============================================================ */
.nav{
  position:fixed; top:0; left:0; right:0; z-index:100;
  height:var(--nav-h); display:flex; align-items:center;
  transition:background .4s var(--ease), box-shadow .4s var(--ease), height .4s var(--ease);
}
.nav .wrap{ display:flex; align-items:center; justify-content:space-between; width:100%; }
.nav .brand{ display:flex; align-items:center; gap:13px; z-index:2; }
.nav .brand .mark{ width:34px; height:34px; display:inline-flex; }
.nav .brand .word{ height:17px; display:inline-flex; align-items:center; }
.nav .brand .mark img{ width:auto; height:100%; }
.nav .brand .word img{ width:auto; height:100%; }
.nav .brand .m-light{ display:none; }
.nav-top .brand .m-dark{ display:none; }
.nav-top .brand .m-light{ display:inline-block; }
.nav-top .brand .word{ filter:brightness(0) invert(1); }
.nav-solid{ background:var(--areia); box-shadow:0 1px 0 rgba(45,74,64,.10); height:68px; }
.nav-solid .brand .m-light{ display:none; }
.nav-solid .brand .m-dark{ display:inline-block; }
.nav-solid .brand .word{ filter:none; }

.nav-links{ display:flex; align-items:center; gap:clamp(16px,2vw,34px); }
.nav-links a{ font-size:14px; font-weight:600; letter-spacing:.02em; position:relative; padding:6px 0; color:var(--areia); transition:color .3s; }
.nav-solid .nav-links a{ color:var(--verde); }
.nav-links a::after{ content:""; position:absolute; left:0; right:100%; bottom:0; height:2px; background:var(--terra); transition:right .3s var(--ease); }
.nav-links a:hover::after,.nav-links a.active::after{ right:0; }
.nav-links a.active{ color:var(--terra); }

.nav-right{ display:flex; align-items:center; gap:18px; }
.lang{ display:flex; gap:2px; align-items:center; }
.lang button{
  background:none; border:0; font-size:13px; font-weight:700; letter-spacing:.04em;
  color:currentColor; opacity:.5; padding:4px 5px; text-transform:uppercase; transition:opacity .25s;
}
.nav-top .lang button{ color:var(--areia); }
.nav-solid .lang button{ color:var(--verde); }
.lang button.active{ opacity:1; }
.lang .sep{ opacity:.3; }

.cta-btn{
  display:inline-flex; align-items:center; gap:10px;
  background:var(--terra); color:var(--areia);
  padding:13px 24px; border-radius:999px; font-weight:700; font-size:14px;
  letter-spacing:.02em; border:0; transition:transform .3s var(--ease), background .3s;
}
.cta-btn:hover{ transform:translateY(-2px); background:var(--terra-700); }
.cta-btn.ghost{ background:transparent; border:1.5px solid currentColor; color:currentColor; }
.cta-btn.ghost:hover{ background:rgba(255,255,255,.08); }

.burger{ display:none; flex-direction:column; gap:5px; background:none; border:0; padding:8px; z-index:120; }
.burger span{ width:26px; height:2px; background:currentColor; transition:transform .3s var(--ease),opacity .3s; }
.nav-top .burger{ color:var(--areia); }
.nav-solid .burger{ color:var(--verde); }

/* ============================================================
   HERO
   ============================================================ */
.hero{ min-height:100svh; display:flex; align-items:center; background:var(--verde-900); color:var(--areia); }
.hero .photo{ position:absolute; top:-12%; left:0; right:0; height:124%; z-index:0; opacity:.55;
  background:center/cover no-repeat; }
.hero .veil{ position:absolute; inset:0; z-index:0;
  background:linear-gradient(110deg, rgba(20,34,25,.92) 0%, rgba(30,52,44,.7) 48%, rgba(30,52,44,.25) 100%); }
.hero .kene{ opacity:.12; z-index:0; }
.hero .wrap{ position:relative; z-index:2; padding-top:calc(var(--nav-h) + 4vh); padding-bottom:8vh; width:100%; }
.hero .eyebrow{ color:var(--folha); margin-bottom:26px; }
.hero h1{ font-size:var(--fs-hero); font-weight:700; line-height:.98; letter-spacing:-.01em; max-width:15ch; text-wrap:balance; }
.hero h1 .accent{ color:var(--terra); }
.hero .sub{ margin-top:30px; max-width:54ch; color:rgba(246,242,235,.85); }
.hero .actions{ margin-top:44px; display:flex; gap:16px; flex-wrap:wrap; }
.hero .scroll-hint{ position:absolute; left:var(--pad); bottom:26px; z-index:2; font-size:var(--fs-eyebrow);
  letter-spacing:var(--track); text-transform:uppercase; color:rgba(246,242,235,.5); display:flex; align-items:center; gap:12px; }
.hero .scroll-hint .line{ width:46px; height:1px; background:currentColor; transform-origin:left; animation:pulse 2.4s var(--ease) infinite; }
@keyframes pulse{ 0%,100%{transform:scaleX(.4);opacity:.4;} 50%{transform:scaleX(1);opacity:1;} }

/* ============================================================
   SECTION HEADERS
   ============================================================ */
.sec-head{ display:flex; justify-content:space-between; align-items:flex-end; gap:48px; flex-wrap:wrap; margin-bottom:clamp(40px,5vw,72px); }
.sec-head .left{ max-width:60ch; }
.sec-head .left .eyebrow{ margin-bottom:18px; display:block; }
.sec-head .right{ max-width:42ch; }

/* ---------- Posicionamento (3 pillars) ---------- */
.pillars{ display:grid; grid-template-columns:repeat(3,1fr); gap:0; border-top:1.5px solid rgba(45,74,64,.18); }
.pillars .col{ padding:40px clamp(20px,2.4vw,44px) 0 0; }
.pillars .col + .col{ border-left:1.5px solid rgba(45,74,64,.18); padding-left:clamp(20px,2.4vw,44px); }
.pillars .col .k{ color:var(--terra); font-weight:700; font-size:var(--fs-eyebrow); letter-spacing:var(--track); text-transform:uppercase; }
.pillars .col p{ margin-top:18px; color:var(--fumaca); }
.statement{ font-size:clamp(28px,4.2vw,60px); font-weight:600; line-height:1.08; letter-spacing:-.005em; max-width:20ch; text-wrap:balance; margin-bottom:clamp(48px,6vw,84px); }
.statement .accent{ color:var(--terra); }

/* ---------- Essência (rio) ---------- */
.tri{ display:grid; grid-template-columns:repeat(3,1fr); gap:0; border-top:1.5px solid rgba(246,242,235,.28); }
.tri .col{ padding:42px clamp(20px,2.4vw,48px) 0 0; }
.tri .col + .col{ border-left:1.5px solid rgba(246,242,235,.28); padding-left:clamp(20px,2.4vw,48px); }
.tri .col .k{ color:rgba(246,242,235,.6); font-weight:700; font-size:var(--fs-eyebrow); letter-spacing:var(--track); text-transform:uppercase; }
.tri .col h3{ margin-top:14px; font-size:var(--fs-h3); font-weight:700; }
.tri .col p{ margin-top:18px; color:rgba(246,242,235,.82); line-height:1.55; }

/* ---------- Método ---------- */
.steps{ display:grid; grid-template-columns:repeat(4,1fr); gap:0; border-top:1.5px solid rgba(45,74,64,.18); }
.steps .step{ padding:40px clamp(16px,1.8vw,34px) 0 0; }
.steps .step + .step{ border-left:1.5px solid rgba(45,74,64,.18); padding-left:clamp(16px,1.8vw,34px); }
.steps .step .num{ font-size:var(--fs-eyebrow); letter-spacing:var(--track); text-transform:uppercase; color:var(--terra); font-weight:700; font-variant-numeric:tabular-nums; }
.steps .step h3{ margin-top:20px; font-size:var(--fs-h3); font-weight:700; }
.steps .step p{ margin-top:14px; color:var(--fumaca); }

/* ---------- Números (track) ---------- */
.nums{ display:grid; grid-template-columns:repeat(4,1fr); gap:0; }
.nums .cell{ padding:8px clamp(14px,2vw,40px) 0 0; }
.nums .cell + .cell{ border-left:1.5px solid rgba(246,242,235,.2); padding-left:clamp(14px,2vw,40px); }
.nums .big{ font-size:var(--fs-num); font-weight:700; line-height:.86; letter-spacing:-.03em; font-variant-numeric:tabular-nums; }
.nums .u-folha{ color:var(--folha); } .nums .u-terra{ color:var(--terra); } .nums .u-rio{ color:#9fc0c5; } .nums .u-areia{ color:var(--areia); }
.nums .unit{ font-size:.42em; }
.nums .lbl{ margin-top:20px; font-weight:700; font-size:var(--fs-body); }
.nums .desc{ margin-top:10px; color:rgba(246,242,235,.66); font-size:clamp(14px,1.2vw,17px); line-height:1.5; }

/* ---------- Cases ---------- */
.cases{ display:grid; grid-template-columns:repeat(3,1fr); gap:clamp(20px,2.2vw,32px); }
.case{ position:relative; border-radius:18px; overflow:hidden; color:var(--areia); min-height:clamp(380px,42vw,520px);
  display:flex; flex-direction:column; justify-content:flex-end; isolation:isolate; transition:transform .5s var(--ease); }
.case:hover{ transform:translateY(-6px); }
.case .ph{ position:absolute; inset:0; z-index:-2; background:center/cover no-repeat; transition:transform .8s var(--ease); }
.case:hover .ph{ transform:scale(1.06); }
.case .scrim{ position:absolute; inset:0; z-index:-1; background:linear-gradient(180deg, rgba(20,34,25,0) 30%, rgba(20,34,25,.86) 100%); }
.case .bar{ position:absolute; top:0; left:0; right:0; height:6px; z-index:1; }
.case .inner{ padding:clamp(22px,2.4vw,34px); }
.case .tag{ font-size:var(--fs-eyebrow); letter-spacing:var(--track); text-transform:uppercase; font-weight:700; }
.case h3{ margin-top:12px; font-size:clamp(26px,2.4vw,38px); font-weight:700; line-height:1.04; }
.case p{ margin-top:14px; color:rgba(246,242,235,.85); font-size:clamp(15px,1.25vw,18px); line-height:1.5; }
.case--huni .bar{ background:var(--folha); } .case--huni .tag{ color:#bcd0b8; }
.case--noke .bar{ background:var(--terra); } .case--noke .tag{ color:#e7b48f; }
.case--pataxo .bar{ background:#9fc0c5; } .case--pataxo .tag{ color:#bcd6da; }

.povos-strip{ margin-top:clamp(28px,3vw,44px); padding-top:clamp(26px,3vw,40px); border-top:1.5px solid rgba(45,74,64,.18);
  display:flex; flex-wrap:wrap; align-items:center; gap:14px 26px; }
.povos-strip .lead-min{ font-weight:700; font-size:var(--fs-h3); margin-right:10px; }
.povos-strip .chip{ font-size:clamp(15px,1.3vw,19px); font-weight:600; color:var(--verde);
  padding:9px 18px; border:1.5px solid rgba(45,74,64,.25); border-radius:999px; cursor:default; }
.povos-strip .chip.more{ background:var(--terra); color:var(--areia); border-color:var(--terra); }

/* ---------- Modelos (terra) ---------- */
.models{ display:grid; grid-template-columns:repeat(2,1fr); gap:clamp(16px,1.8vw,26px); }
.model{ background:rgba(246,242,235,.08); border:1.5px solid rgba(246,242,235,.2); border-radius:16px;
  padding:clamp(24px,2.4vw,38px); transition:.4s var(--ease); }
.model:hover{ background:rgba(246,242,235,.14); transform:translateY(-4px); }
.model .mk{ font-size:var(--fs-eyebrow); letter-spacing:var(--track); text-transform:uppercase; font-weight:700; color:rgba(246,242,235,.7); }
.model h3{ margin-top:12px; font-size:var(--fs-h3); font-weight:700; }
.model p{ margin-top:14px; color:rgba(246,242,235,.82); line-height:1.5; font-size:clamp(15px,1.25vw,18px); }
.model .formula{ margin-top:22px; display:flex; flex-wrap:wrap; gap:8px; }
.model .chip{ display:inline-flex; align-items:center; gap:9px; font-size:13px; font-weight:700; letter-spacing:.01em;
  padding:9px 14px; border-radius:999px; border:1.5px solid rgba(246,242,235,.3); color:rgba(246,242,235,.55); }
.model .chip .dot{ width:9px; height:9px; border-radius:50%; border:1.5px solid rgba(246,242,235,.4); }
.model .chip.on{ border-color:var(--areia); color:var(--areia); background:rgba(246,242,235,.12); }
.model .chip.on .dot{ background:var(--areia); border-color:var(--areia); }
.formula-note{ margin-top:clamp(34px,4vw,56px); padding-top:26px; border-top:1.5px solid rgba(246,242,235,.25);
  font-size:clamp(18px,1.8vw,26px); font-weight:600; }
.formula-note .eou{ color:#f0cba9; }
.revbase{ margin-top:clamp(34px,4vw,56px); padding-top:30px; border-top:1.5px solid rgba(246,242,235,.28); }
.revbase .rev-lbl{ display:block; font-size:var(--fs-eyebrow); letter-spacing:var(--track); text-transform:uppercase; color:rgba(246,242,235,.72); font-weight:700; margin-bottom:22px; }
.revbase .trio{ display:flex; flex-wrap:wrap; align-items:center; gap:14px 18px; }
.revbase .rp{ background:var(--areia); color:var(--terra-700); font-weight:700; font-size:clamp(17px,1.7vw,24px); padding:14px 28px; border-radius:999px; letter-spacing:.01em; }
.revbase .plus{ font-size:clamp(20px,2vw,30px); font-weight:700; color:rgba(246,242,235,.85); }

/* ---------- Internacional ---------- */
.intl-regions{ display:flex; flex-wrap:wrap; align-items:center; gap:14px 20px; margin-bottom:clamp(38px,4.5vw,64px); }
.intl-regions .rl{ font-size:var(--fs-eyebrow); letter-spacing:var(--track); text-transform:uppercase; color:rgba(246,242,235,.6); font-weight:700; }
.intl-regions .regions{ display:flex; flex-wrap:wrap; gap:12px; }
.intl-regions .rg{ background:rgba(246,242,235,.08); border:1.5px solid rgba(246,242,235,.3); border-radius:999px; padding:12px 26px; font-weight:700; font-size:clamp(16px,1.5vw,22px); color:var(--areia); }
.intl-steps{ border-top-color:rgba(246,242,235,.22); }
.intl-steps .step + .step{ border-left-color:rgba(246,242,235,.22); }
.intl-steps .step h3{ color:var(--areia); }
.intl-steps .step p{ color:rgba(246,242,235,.72); }

/* ---------- Apoiar ---------- */
.apoiar-grid{ display:grid; grid-template-columns:1.05fr .95fr; gap:clamp(28px,4vw,72px); align-items:center; }
.apoiar-grid .visual{ border-radius:18px; overflow:hidden; min-height:clamp(320px,38vw,520px);
  background:center/cover no-repeat; position:relative; }
.apoiar-grid .visual .kene{ opacity:.14; }
.ways{ display:flex; flex-direction:column; gap:0; border-top:1.5px solid rgba(45,74,64,.18); margin:30px 0 36px; }
.ways .way{ padding:24px 0; border-bottom:1.5px solid rgba(45,74,64,.18); display:flex; gap:20px; align-items:flex-start; }
.ways .way .n{ color:var(--terra); font-weight:700; font-variant-numeric:tabular-nums; font-size:var(--fs-body); flex-shrink:0; }
.ways .way .t h4{ font-size:var(--fs-h3); font-weight:700; }
.ways .way .t p{ margin-top:8px; color:var(--fumaca); }

/* ---------- Contato ---------- */
.contact-grid{ display:grid; grid-template-columns:1fr 1fr; gap:clamp(36px,5vw,90px); }
.form{ display:flex; flex-direction:column; gap:18px; }
.form .row{ display:grid; grid-template-columns:1fr 1fr; gap:18px; }
.field{ display:flex; flex-direction:column; gap:8px; }
.field label{ font-size:var(--fs-eyebrow); letter-spacing:var(--track); text-transform:uppercase; font-weight:700; color:rgba(246,242,235,.65); }
.field input,.field textarea{
  background:rgba(246,242,235,.06); border:1.5px solid rgba(246,242,235,.22); border-radius:12px;
  padding:15px 16px; color:var(--areia); font-family:inherit; font-size:var(--fs-body); transition:border-color .3s, background .3s;
}
.field input::placeholder,.field textarea::placeholder{ color:rgba(246,242,235,.4); }
.field input:focus,.field textarea:focus{ outline:none; border-color:var(--terra); background:rgba(246,242,235,.1); }
.field textarea{ min-height:128px; resize:vertical; }
.form .submit{ align-self:flex-start; margin-top:6px; }
.form-status{ font-size:var(--fs-body); color:#bcd0b8; min-height:1.2em; }

.contact-info{ display:flex; flex-direction:column; gap:30px; }
.contact-info .block .lbl{ font-size:var(--fs-eyebrow); letter-spacing:var(--track); text-transform:uppercase; color:rgba(246,242,235,.55); font-weight:700; }
.contact-info .block .val{ margin-top:8px; font-size:clamp(20px,2vw,30px); font-weight:700; word-break:break-word; }
.contact-info .block .val a{ transition:color .3s; }
.contact-info .block .val a:hover{ color:var(--terra); }
.contact-info .mark-lg{ width:72px; height:auto; opacity:.9; }
.contact-info .mark-lg img{ width:100%; }

/* ---------- Footer ---------- */
.footer{ background:var(--verde-900); color:var(--areia); padding:clamp(48px,6vw,80px) 0 40px; position:relative; overflow:hidden; }
.footer .kene{ opacity:.06; }
.footer .top{ display:flex; justify-content:space-between; align-items:flex-start; gap:40px; flex-wrap:wrap; }
.footer .brand{ display:flex; flex-direction:column; gap:18px; max-width:34ch; }
.footer .brand .lock{ display:flex; align-items:center; gap:14px; }
.footer .brand .lock .word{ filter:brightness(0) invert(1); }
.footer .brand .lock .mark{ width:38px; height:38px; display:inline-flex; }
.footer .brand .lock .word{ height:22px; display:inline-flex; align-items:center; }
.footer .brand .lock .mark img{ width:auto; height:100%; }
.footer .brand .lock .word img{ width:auto; height:100%; }
.footer .brand p{ color:rgba(246,242,235,.6); font-size:var(--fs-body); line-height:1.5; }
.footer .fnav{ display:flex; gap:clamp(36px,5vw,80px); flex-wrap:wrap; }
.footer .fcol{ display:flex; flex-direction:column; gap:12px; }
.footer .fcol .h{ font-size:var(--fs-eyebrow); letter-spacing:var(--track); text-transform:uppercase; color:rgba(246,242,235,.45); font-weight:700; margin-bottom:6px; }
.footer .fcol a{ color:rgba(246,242,235,.82); font-size:var(--fs-body); transition:color .3s; }
.footer .fcol a:hover{ color:var(--terra); }
.footer .bottom{ margin-top:clamp(40px,5vw,64px); padding-top:24px; border-top:1px solid rgba(246,242,235,.15);
  display:flex; justify-content:space-between; gap:20px; flex-wrap:wrap; font-size:13px; letter-spacing:.04em; color:rgba(246,242,235,.5); }
.footer .bottom .sign .accent{ color:var(--terra); }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width:1000px){
  .nav-links{ display:none; }
  .nav .nav-right .cta-btn{ display:none; }
  .burger{ display:flex; }
  .mobile-menu{ display:flex; }
}
@media (max-width:1024px){
  .models{ grid-template-columns:1fr 1fr; }
}
@media (max-width:880px){
  .pillars,.tri,.steps,.nums,.cases,.models{ grid-template-columns:1fr; }
  .pillars .col + .col,.tri .col + .col,.steps .step + .step{ border-left:0; border-top:1.5px solid rgba(45,74,64,.18); padding-left:0; padding-top:30px; margin-top:30px; }
  .s-rio .tri .col + .col,.s-verde .nums .cell + .cell{ border-color:rgba(246,242,235,.24); }
  .nums .cell + .cell{ border-left:0; border-top:1.5px solid rgba(246,242,235,.22); padding-left:0; padding-top:30px; margin-top:30px; }
  .apoiar-grid,.contact-grid{ grid-template-columns:1fr; }
  .apoiar-grid .visual{ order:-1; }
  .form .row{ grid-template-columns:1fr; }
}
@media (max-width:520px){
  .hero h1{ font-size:clamp(40px,12vw,60px); }
  .form .row{ grid-template-columns:1fr; }
}

/* ---------- mobile menu ---------- */
.mobile-menu{
  position:fixed; inset:0; z-index:110; background:var(--verde-900); color:var(--areia);
  display:none; flex-direction:column; justify-content:center; gap:8px; padding:var(--pad);
  transform:translateY(-100%); transition:transform .5s var(--ease); will-change:transform;
}
.mobile-menu.open{ transform:none; }
.mobile-menu a{ font-size:clamp(28px,8vw,46px); font-weight:700; padding:10px 0; letter-spacing:-.01em; }
.mobile-menu .mm-foot{ margin-top:34px; display:flex; flex-direction:column; gap:18px; }
.mobile-menu .lang{ font-size:18px; }
.mobile-menu .lang button{ color:var(--areia); font-size:16px; }
body.menu-open{ overflow:hidden; }