/* =========================================================================
   BIODOMA — Institutional Site
   Design concept: "Da Lei à Terra" — two visual languages fused.
   1) The regulatory/technical layer: monospace, hairlines, tracked caps,
      survey crop-marks — the vernacular of licenses, codes and drawings.
   2) The regenerative/organic layer: a soft display serif, contour-line
      topography and the sprout/house marks drawn from the logo itself.
   ========================================================================= */

/* -------------------------------------------------------------------------
   0. Tokens
   ------------------------------------------------------------------------- */
:root{
  /* Color — sampled from the brand mark */
  --cream:        #F7F3E7;   /* base background */
  --cream-deep:   #EFE7D2;   /* alternating section / card fill */
  --cream-line:   #DCD3B8;   /* hairlines on cream */
  --ink:          #14210F;   /* headings, near-black green */
  --ink-soft:     #3C4A38;   /* body copy */
  --forest:       #2C4A2A;   /* primary brand green */
  --forest-deep:  #1C3019;   /* hover / pressed */
  --moss:         #5C7A4A;   /* secondary green */
  --gold:         #B07F2C;   /* accent — carbon / value */
  --gold-deep:    #8E6620;
  --paper:        #FFFDF8;   /* lightest surface, form fields */

  /* Type */
  --font-display: "Fraunces", "Iowan Old Style", serif;
  --font-body:    "Work Sans", -apple-system, "Segoe UI", sans-serif;
  --font-mono:    "IBM Plex Mono", "SFMono-Regular", monospace;

  /* Layout */
  --container: 1180px;
  --gutter: 24px;
  --radius: 3px;
  --radius-lg: 6px;

  /* Motion */
  --ease: cubic-bezier(.2,.7,.2,1);
}

@media (max-width: 640px){
  :root{ --gutter: 18px; }
}

/* -------------------------------------------------------------------------
   1. Reset & base
   ------------------------------------------------------------------------- */
*,*::before,*::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
section[id], #contato-form{ scroll-margin-top: 96px; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
  *,*::before,*::after{ animation-duration: .001ms !important; animation-iteration-count:1 !important; transition-duration:.001ms !important; scroll-behavior:auto !important; }
}
body,h1,h2,h3,h4,p,figure,blockquote,dl,dd,ul,ol{ margin:0; }
ul,ol{ padding:0; list-style:none; }
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
button{ font:inherit; color:inherit; background:none; border:0; cursor:pointer; }
input,textarea,select{ font:inherit; color:inherit; }
:focus-visible{ outline:2px solid var(--gold); outline-offset:3px; }

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

.container{
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

h1,h2,h3,h4{
  font-family: var(--font-display);
  color: var(--ink);
  font-weight: 600;
  line-height: 1.12;
  letter-spacing: -0.01em;
}

h2{ font-size: clamp(2rem, 1.5rem + 2vw, 3rem); font-weight: 500; }
h3{ font-size: 1.4rem; font-weight: 600; }

p{ max-width: 60ch; }
.lede{ font-size: 1.15rem; color: var(--ink-soft); }

/* -------------------------------------------------------------------------
   2. Utility / vernacular components
   ------------------------------------------------------------------------- */

/* Eyebrow — styled like a printed document code/stamp */
.eyebrow{
  display: inline-flex;
  align-items: center;
  gap: .55em;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--forest);
  margin-bottom: 1.1rem;
}
.eyebrow::before{
  content: "";
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--gold);
  flex: none;
}
.eyebrow .idx{ color: var(--moss); opacity: .8; }

/* Survey crop-marks — corner registration marks, cartographic vernacular */
.crop{
  position: relative;
}
.crop::before,
.crop::after,
.crop .ctl,
.crop .cbr{
  content:"";
  position:absolute;
  width: 16px; height: 16px;
  pointer-events:none;
}
.crop::before{ top:-9px; left:-9px; border-top:1.5px solid var(--forest); border-left:1.5px solid var(--forest); }
.crop::after{ bottom:-9px; right:-9px; border-bottom:1.5px solid var(--forest); border-right:1.5px solid var(--forest); }
.crop .ctl{ top:-9px; right:-9px; border-top:1.5px solid var(--forest); border-right:1.5px solid var(--forest); }
.crop .cbr{ bottom:-9px; left:-9px; border-bottom:1.5px solid var(--forest); border-left:1.5px solid var(--forest); }

/* Buttons */
.btn{
  display: inline-flex;
  align-items: center;
  gap: .6em;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: .92rem;
  padding: .85em 1.5em;
  border-radius: var(--radius);
  border: 1.5px solid transparent;
  transition: transform .25s var(--ease), background .25s var(--ease), color .25s var(--ease), border-color .25s var(--ease);
  white-space: nowrap;
}
.btn-primary{ background: var(--forest); color: var(--paper); }
.btn-primary:hover{ background: var(--forest-deep); transform: translateY(-1px); }
.btn-ghost{ border-color: var(--ink); color: var(--ink); }
.btn-ghost:hover{ background: var(--ink); color: var(--cream); transform: translateY(-1px); }
.btn-gold{ background: var(--gold); color: var(--paper); }
.btn-gold:hover{ background: var(--gold-deep); transform: translateY(-1px); }
.btn-sm{ padding: .6em 1.1em; font-size: .82rem; }
.btn svg{ width: 16px; height: 16px; flex: none; }

.cta-row{ display:flex; flex-wrap: wrap; gap: .9rem; align-items:center; }

/* Section rhythm */
.section{ padding: 7.5rem 0; position: relative; }
.section-tight{ padding: 5rem 0; }
.section-deep{ background: var(--cream-deep); }
.section-ink{ background: var(--ink); color: #D9D8C8; }
.section-ink h2, .section-ink h3{ color: var(--cream); }

.section-head{ max-width: 640px; margin-bottom: 3.2rem; }
.section-head.center{ margin-left:auto; margin-right:auto; text-align:center; }

hr.contour-rule{
  border:0; height: 26px; margin: 0; position: relative;
  background: transparent;
}

/* Reveal-on-scroll */
[data-reveal]{ opacity:0; transform: translateY(22px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
[data-reveal].is-visible{ opacity:1; transform: translateY(0); }
[data-reveal-stagger] > *{ transition-delay: calc(var(--i,0) * 80ms); }

/* -------------------------------------------------------------------------
   3. Header / nav
   ------------------------------------------------------------------------- */
.site-header{
  position: fixed; top:0; left:0; right:0; z-index: 100;
  padding: 18px 0;
  transition: background .35s var(--ease), padding .35s var(--ease), box-shadow .35s var(--ease);
}
.site-header .container{ display:flex; align-items:center; justify-content:space-between; gap: 2rem; }
.site-header.is-scrolled{
  background: rgba(247,243,231,.92);
  backdrop-filter: blur(8px);
  box-shadow: 0 1px 0 var(--cream-line);
  padding: 12px 0;
}

.brand{ display:flex; align-items:center; gap:.65rem; }
.brand img{ height: 38px; width: 38px; transition: height .35s var(--ease), width .35s var(--ease); }
.site-header.is-scrolled .brand img{ height: 32px; width: 32px; }
.brand-word{
  font-family: var(--font-display); font-weight: 600; font-size: 1.28rem;
  letter-spacing: .01em; color: var(--ink);
}

.main-nav{ display:flex; align-items:center; gap: 2.1rem; }
.main-nav ul{ display:flex; gap: 1.9rem; }
.main-nav a{
  font-size: .82rem; font-weight: 600; letter-spacing: .04em; text-transform: uppercase;
  color: var(--ink-soft); position:relative; padding-bottom: 4px;
}
.main-nav a::after{
  content:""; position:absolute; left:0; bottom:0; width:0; height:1.5px; background: var(--gold);
  transition: width .25s var(--ease);
}
.main-nav a:hover::after, .main-nav a.is-active::after{ width:100%; }
.main-nav a.is-active{ color: var(--ink); }
.main-nav a.btn{ color: var(--paper); }
.main-nav a.btn::after{ display:none; }

.nav-toggle{ display:none; flex-direction:column; gap:5px; padding:6px; }
.nav-toggle span{ width:24px; height:2px; background: var(--ink); display:block; transition: transform .25s var(--ease), opacity .25s var(--ease); }

@media (max-width: 880px){
  .nav-toggle{ display:flex; }
  .main-nav{
    position: fixed; inset: 0 0 0 0; top: 68px;
    background: var(--cream); flex-direction: column; align-items: flex-start;
    padding: 2.2rem var(--gutter); gap: 2rem;
    transform: translateY(-8px); opacity:0; visibility:hidden;
    transition: opacity .25s var(--ease), transform .25s var(--ease), visibility .25s;
  }
  .main-nav.is-open{ opacity:1; transform: translateY(0); visibility:visible; }
  .main-nav ul{ flex-direction:column; gap:1.4rem; }
  .main-nav a{ font-size:1rem; }
  body.menu-open{ overflow:hidden; }
}

/* -------------------------------------------------------------------------
   4. Hero
   ------------------------------------------------------------------------- */
.hero{
  padding: 11rem 0 6rem;
  position: relative;
  overflow:hidden;
}
.hero .container{
  max-width: 760px;
}
.hero-copy h1{
  font-size: clamp(2.3rem, 1.6rem + 2.6vw, 3.6rem);
  margin-bottom: 1.4rem;
}
.hero-copy h1 em{
  font-style: normal; color: var(--forest);
  font-feature-settings: "liga" 1;
}
.hero-copy .lede{ margin-bottom: 2.2rem; font-size: 1.18rem; max-width: 56ch; }
.hero-foot{
  display:flex; gap: 2.2rem; margin-top: 3rem; padding-top: 1.6rem;
  border-top: 1px solid var(--cream-line); flex-wrap:wrap;
}
.hero-foot .stat{ font-family: var(--font-mono); }
.hero-foot .stat b{ display:block; font-size:1.3rem; color: var(--ink); font-weight:600; }
.hero-foot .stat span{ font-size:.72rem; letter-spacing:.05em; text-transform:uppercase; color: var(--moss); }

@media (max-width: 880px){
  .hero{ padding: 8.5rem 0 4rem; }
}

/* -------------------------------------------------------------------------
   5. Quem somos
   ------------------------------------------------------------------------- */
.about-grid{
  display:grid; grid-template-columns: .8fr 1.2fr; gap: 3.5rem; align-items:start;
}
.about-grid .section-head{ margin-bottom:0; }
.about-copy p + p{ margin-top: 1.1rem; }
.about-copy p{ max-width: 64ch; }
.about-copy strong{ color: var(--ink); font-weight:600; }

@media (max-width: 820px){
  .about-grid{ grid-template-columns: 1fr; gap: 1.8rem; }
}

/* -------------------------------------------------------------------------
   6. Services
   ------------------------------------------------------------------------- */
.services-grid{
  display:grid; grid-template-columns: repeat(3, 1fr); gap: 1.4rem;
}
.service-card{
  background: var(--paper);
  border: 1px solid var(--cream-line);
  border-radius: var(--radius-lg);
  padding: 2.1rem 1.9rem 2rem;
  display:flex; flex-direction:column;
  position:relative;
  transition: border-color .3s var(--ease), transform .3s var(--ease), box-shadow .3s var(--ease);
}
.service-card:hover{
  border-color: var(--forest);
  transform: translateY(-3px);
  box-shadow: 0 14px 30px -18px rgba(20,30,15,.35);
}
.service-card .icon{ width:46px; height:46px; color: var(--forest); margin-bottom: 1.3rem; }
.service-card .icon svg{ width:100%; height:100%; }
.service-card h3{ margin-bottom:.4rem; }
.service-card .tagline{
  font-family: var(--font-mono); font-size:.78rem; color: var(--moss);
  margin-bottom: 1.15rem; padding-bottom: 1.05rem; border-bottom: 1px dashed var(--cream-line);
}
.service-card ul{ display:flex; flex-direction:column; gap: .55rem; margin-top:auto; }
.service-card li{
  font-size: .92rem; padding-left: 1.15em; position:relative; color: var(--ink-soft);
}
.service-card li::before{
  content:"—"; position:absolute; left:0; top:0; color: var(--moss); font-family: var(--font-mono);
}

@media (max-width: 980px){ .services-grid{ grid-template-columns: repeat(2,1fr); } }
@media (max-width: 640px){ .services-grid{ grid-template-columns: 1fr; } }

/* -------------------------------------------------------------------------
   7. Methodology — the one true sequence
   ------------------------------------------------------------------------- */
.method{ position:relative; }
.method-path{ position:relative; }
.method-steps{
  display:grid; grid-template-columns: repeat(6,1fr); gap: 1rem;
  position:relative; z-index:1;
}
.method-step{ display:flex; flex-direction:column; gap: .9rem; }
.method-step .num{
  font-family: var(--font-mono); font-size: .95rem; color: var(--paper);
  width: 38px; height:38px; border-radius:50%;
  background: var(--forest); display:flex; align-items:center; justify-content:center;
  border: 4px solid var(--cream-deep);
}
.method-step h4{
  font-family: var(--font-body); font-weight:700; font-size: .98rem; color: var(--ink);
  letter-spacing:.01em;
}
.method-step p{ font-size: .86rem; color: var(--ink-soft); max-width: 26ch; }

.method-rule{
  position:absolute; top:19px; left:0; right:0; height:2px; z-index:0;
}

@media (max-width: 980px){
  .method-steps{ grid-template-columns: repeat(3,1fr); row-gap: 2.4rem; }
  .method-rule{ display:none; }
}
@media (max-width: 620px){
  .method-steps{ grid-template-columns: 1fr; }
  .method-step{ flex-direction:row; align-items:flex-start; gap: 1rem; }
  .method-step .num{ flex:none; }
}

/* -------------------------------------------------------------------------
   8. Audience
   ------------------------------------------------------------------------- */
.audience-grid{
  display:grid; grid-template-columns: repeat(5, 1fr); gap: 1rem;
}
.audience-card{
  border: 1px solid var(--cream-line); border-radius: var(--radius);
  padding: 1.6rem 1.3rem; background: var(--paper);
  transition: border-color .3s var(--ease), background .3s var(--ease);
}
.audience-card:hover{ border-color: var(--moss); background: var(--cream-deep); }
.audience-card .icon{ width:30px; height:30px; color: var(--gold); margin-bottom: 1rem; }
.audience-card .icon svg{ width:100%; height:100%; }
.audience-card h4{ font-family: var(--font-body); font-size: .96rem; font-weight:700; color: var(--ink); margin-bottom: .4rem; }
.audience-card p{ font-size: .84rem; color: var(--ink-soft); }

@media (max-width: 980px){ .audience-grid{ grid-template-columns: repeat(2,1fr); } }
@media (max-width: 540px){ .audience-grid{ grid-template-columns: 1fr; } }

/* -------------------------------------------------------------------------
   9. Contact
   ------------------------------------------------------------------------- */
.contact-grid{ display:grid; grid-template-columns: .85fr 1.15fr; gap: 3.5rem; }
.contact-info .lede{ margin-bottom: 2rem; color: #D9D8C8; }
.section-ink .eyebrow{ color: #C9D9B8; }
.section-ink .eyebrow::before{ background: var(--gold); }

.contact-links{ display:flex; flex-direction:column; gap: 1.1rem; margin-bottom: 2.4rem; }
.contact-link{
  display:flex; align-items:center; gap: .85rem; font-size: 1.02rem; font-weight:600;
  color: var(--cream); padding-bottom: .9rem; border-bottom: 1px solid rgba(217,216,200,.18);
}
.contact-link svg{ width:20px; height:20px; color: var(--gold); flex:none; }
.contact-link small{ display:block; font-family: var(--font-mono); font-weight:400; font-size:.72rem; letter-spacing:.04em; text-transform:uppercase; color:#A7A693; margin-bottom:.15rem; }

.office-note{ font-family: var(--font-mono); font-size:.78rem; color:#A7A693; line-height:1.7; }

.form-card{
  background: var(--paper); border-radius: var(--radius-lg); padding: 2.4rem;
  color: var(--ink-soft);
}
.field{ margin-bottom: 1.3rem; }
.field label{
  display:block; font-family: var(--font-mono); font-size:.72rem; letter-spacing:.06em;
  text-transform:uppercase; color: var(--moss); margin-bottom: .5rem;
}
.field input, .field select, .field textarea{
  width:100%; padding: .85em 1em; background: var(--cream); border: 1.5px solid var(--cream-line);
  border-radius: var(--radius); font-size: .96rem; color: var(--ink);
  transition: border-color .25s var(--ease), background .25s var(--ease);
}
.field input:focus, .field select:focus, .field textarea:focus{ border-color: var(--forest); background: var(--paper); }
.field textarea{ min-height: 110px; resize: vertical; }
.field-row{ display:grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
@media (max-width: 540px){ .field-row{ grid-template-columns:1fr; } }
.hp{ position:absolute; left:-9999px; opacity:0; }

.form-msg{ font-size:.88rem; margin-top: 1rem; font-weight:600; display:none; }
.form-msg.ok{ color: var(--forest); display:block; }
.form-msg.err{ color: #9A3B2C; display:block; }

@media (max-width: 920px){ .contact-grid{ grid-template-columns: 1fr; gap: 2.6rem; } }

/* -------------------------------------------------------------------------
   10. Footer
   ------------------------------------------------------------------------- */
.site-footer{ background: var(--ink); color: #A7A693; padding: 4rem 0 2rem; position:relative; }
.footer-top{
  display:grid; grid-template-columns: 1.3fr 1fr 1fr 1fr; gap: 2.5rem;
  padding-bottom: 2.6rem; border-bottom: 1px solid rgba(217,216,200,.14);
}
.footer-brand{ display:flex; align-items:center; gap:.6rem; margin-bottom: 1rem; }
.footer-brand img{ height:32px; width:32px; }
.footer-brand span{ font-family: var(--font-display); font-size:1.15rem; color: var(--cream); font-weight:600; }
.footer-tagline{ font-size: .9rem; max-width: 30ch; line-height:1.6; }
.footer-col h5{
  font-family: var(--font-mono); font-size:.72rem; letter-spacing:.08em; text-transform:uppercase;
  color: var(--cream); margin-bottom: 1.1rem;
}
.footer-col ul{ display:flex; flex-direction:column; gap:.7rem; }
.footer-col a{ font-size:.88rem; transition: color .2s; }
.footer-col a:hover{ color: var(--cream); }
.footer-bottom{
  display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:1rem;
  padding-top: 1.8rem; font-size: .78rem;
}
.footer-social{ display:flex; gap: .9rem; }
.footer-social a{
  width:34px; height:34px; border:1px solid rgba(217,216,200,.25); border-radius:50%;
  display:flex; align-items:center; justify-content:center; transition: border-color .2s, color .2s;
}
.footer-social a:hover{ border-color: var(--gold); color: var(--gold); }
.footer-social svg{ width:16px; height:16px; }

@media (max-width: 880px){
  .footer-top{ grid-template-columns: 1fr 1fr; gap: 2rem; }
}
@media (max-width: 540px){
  .footer-top{ grid-template-columns: 1fr; }
}

/* -------------------------------------------------------------------------
   11. WhatsApp floating action
   ------------------------------------------------------------------------- */
.wa-float{
  position: fixed; bottom: 22px; right: 22px; z-index: 90;
  width: 56px; height:56px; border-radius:50%; background: var(--forest);
  display:flex; align-items:center; justify-content:center; color: var(--paper);
  box-shadow: 0 10px 24px -10px rgba(20,40,15,.55);
  transition: transform .25s var(--ease), background .25s var(--ease);
}
.wa-float:hover{ background: var(--forest-deep); transform: translateY(-2px) scale(1.04); }
.wa-float svg{ width:26px; height:26px; }

/* -------------------------------------------------------------------------
   12. Misc
   ------------------------------------------------------------------------- */
.skip-link{
  position:absolute; left:-9999px; top:0; background:var(--ink); color:var(--cream);
  padding:.6em 1em; z-index: 200;
}
.skip-link:focus{ left: var(--gutter); top: var(--gutter); }

::selection{ background: var(--gold); color: var(--paper); }