/* ===================================================================
   JUICE — Gestão de Contratos de Energia
   =================================================================== */

:root{
  /* "navy-*" names kept for minimal diff, but the brand's dark tone is graphite-grey (from the approved logo), not blue */
  --navy-deep:   #464648;
  --navy:        #58585B;
  --navy-soft:   #6E6E71;
  --paper:       #F7F7F4;
  --paper-alt:   #EFEFE9;
  --white:       #FFFFFF;
  --ink:         #1C2530;
  --ink-soft:    #4B5563;
  --line:        #DEDED6;
  --accent:      #EF7523;
  --accent-deep: #9B4C17;
  --accent-tint: #FCE8D8;
  --neg:         #9A3B2E;

  --serif: 'Source Serif 4', Georgia, serif;
  --sans:  'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --wordmark: 'Poppins', var(--sans);
  --mono:  'IBM Plex Mono', monospace;

  --header-h: 110px;
  --radius: 4px;
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:var(--sans);
  background:var(--paper);
  color:var(--ink);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}
::selection{background:var(--accent);color:var(--white)}
:focus-visible{outline:2.5px solid var(--accent);outline-offset:3px}

.skip-link{
  position:absolute;left:-999px;top:auto;
  background:var(--navy);color:var(--white);
  padding:12px 20px;z-index:200;
}
.skip-link:focus{left:16px;top:16px}

h1,h2,h3{font-family:var(--serif);color:var(--navy-deep);font-weight:600;letter-spacing:-.01em}

/* ---------- header ---------- */
#site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(247,247,244,.94);
  backdrop-filter:blur(8px);
  border-bottom:1px solid transparent;
  transition:border-color .2s,box-shadow .2s;
}
#site-header.scrolled{
  border-bottom-color:var(--line);
  box-shadow:0 1px 0 rgba(0,0,0,.05);
}
.header-inner{
  max-width:1240px;margin:0 auto;
  height:var(--header-h);
  padding:0 32px;
  display:flex;align-items:center;justify-content:space-between;
  gap:24px;
}
.logo{display:flex;align-items:center;gap:16px;flex-shrink:0}
.logo-icon{width:65px;height:65px;flex-shrink:0}
.logo-text{display:flex;flex-direction:column;line-height:1;gap:4px}
.logo-word{
  font-family:var(--wordmark);font-weight:600;font-size:1.8rem;
  color:var(--navy-deep);letter-spacing:.06em;text-transform:uppercase;
}
.logo-tagline{
  font-family:var(--wordmark);font-weight:500;font-size:.94rem;letter-spacing:.005em;
  color:var(--accent-deep);white-space:nowrap;
}
footer .logo-word{color:var(--navy-deep)}
footer .logo-tagline{color:var(--accent-deep)}
.logo--footer .logo-icon{width:80px;height:80px}
.logo--footer .logo-word{font-size:2.22rem}
.logo--footer .logo-tagline{font-size:.91rem}
@media (max-width:640px){
  .header-inner .logo-tagline{display:none}
}
.nav ul{display:flex;align-items:center;gap:30px}
.nav a{
  font-size:.92rem;font-weight:500;color:var(--ink-soft);
  border-bottom:2px solid transparent;padding-bottom:3px;
  transition:color .15s,border-color .15s;
}
.nav a:hover{color:var(--navy-deep);border-color:var(--accent)}
.nav a.is-active{color:var(--navy-deep);border-color:var(--accent)}
.nav-cta{
  background:var(--navy-deep);color:var(--white)!important;
  padding:10px 20px!important;border-radius:var(--radius);
  border-bottom:none!important;
}
.nav-cta:hover{background:var(--accent)!important;color:var(--navy-deep)!important}

.menu-toggle{
  display:none;flex-direction:column;justify-content:center;gap:5px;
  width:40px;height:40px;background:none;border:1px solid var(--line);
  border-radius:var(--radius);cursor:pointer;flex-shrink:0;
}
.menu-toggle span{width:18px;height:2px;background:var(--navy-deep);margin:0 auto;transition:transform .2s,opacity .2s}
.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)}

.mobile-nav{
  display:none;flex-direction:column;
  background:var(--paper);border-bottom:1px solid var(--line);
  padding:8px 24px 20px;
}
.mobile-nav a{padding:12px 4px;font-size:.98rem;font-weight:500;color:var(--ink);border-bottom:1px solid var(--line)}
.mobile-nav a.is-active{color:var(--accent-deep)}
.mobile-nav .nav-cta{
  margin-top:12px;text-align:center;background:var(--navy-deep);color:var(--white);
  padding:13px!important;border-radius:var(--radius);border-bottom:none;
}
.mobile-nav.open{display:flex}

/* ---------- hero ---------- */
.hero{padding:88px 32px 72px}
.hero-inner{max-width:820px;margin:0 auto}
.eyebrow{
  font-family:var(--mono);font-size:.78rem;letter-spacing:.1em;text-transform:uppercase;
  color:var(--accent-deep);margin-bottom:22px;
  display:flex;align-items:center;gap:10px;
}
.eyebrow::before{content:"";width:28px;height:1.5px;background:var(--accent)}
h1{font-size:clamp(2.1rem,4.6vw,3.4rem);line-height:1.14;margin-bottom:24px}
.hero-lead{font-size:1.14rem;color:var(--ink-soft);max-width:640px;margin-bottom:38px}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap}

.btn{
  display:inline-block;font-weight:600;font-size:.95rem;
  padding:14px 28px;border-radius:var(--radius);
  transition:background .15s,color .15s,border-color .15s,transform .1s;
}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--accent);color:var(--navy-deep)}
.btn-primary:hover{background:var(--navy-deep);color:var(--white)}
.btn-ghost{border:1.5px solid var(--navy-deep);color:var(--navy-deep)}
.btn-ghost:hover{background:var(--navy-deep);color:var(--white)}
.btn-ghost-light{border:1.5px solid rgba(255,255,255,.55);color:var(--white)}
.btn-ghost-light:hover{background:var(--white);color:var(--accent-deep)}

/* ---------- credibility strip ---------- */
.credibility{background:var(--navy-deep);color:var(--white)}
.credibility-inner{
  max-width:1240px;margin:0 auto;padding:44px 32px;
  display:grid;grid-template-columns:repeat(4,1fr);gap:32px;
}
.cred-item{border-left:2px solid var(--accent);padding-left:18px}
.cred-num{
  display:block;font-family:var(--serif);font-weight:700;
  font-size:clamp(1.5rem,3vw,2.1rem);line-height:1;color:var(--white);
}
.cred-label{display:block;margin-top:8px;font-size:.86rem;color:#C9C9CC;line-height:1.4}

/* ---------- generic section ---------- */
.section{padding:96px 32px}
.section-inner{max-width:1080px;margin:0 auto}
.section-alt{background:var(--paper-alt)}
.kicker{
  font-family:var(--mono);font-size:.76rem;letter-spacing:.1em;text-transform:uppercase;
  color:var(--accent-deep);margin-bottom:14px;
}
.kicker-light{color:var(--accent)}
h2{font-size:clamp(1.7rem,3.4vw,2.5rem);line-height:1.18;margin-bottom:18px;max-width:100%}
.light-heading{color:var(--white)}
.section-lead{font-size:1.05rem;color:var(--ink-soft);max-width:680px;margin-bottom:52px}

/* ---------- two-path cards (home) ---------- */
.path-grid{
  display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:40px;
}
.path-card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  padding:36px 32px;display:flex;flex-direction:column;gap:18px;
}
.path-card h3{font-size:1.3rem}
.path-card > p{color:var(--ink-soft);font-size:.98rem}
.path-list{display:flex;flex-direction:column}
.path-list li{
  padding:9px 0 9px 22px;position:relative;font-size:.92rem;color:var(--ink);
  border-bottom:1px solid var(--line);
}
.path-list li:last-child{border-bottom:none}
.path-list li::before{
  content:"";position:absolute;left:0;top:16px;width:7px;height:7px;
  background:var(--accent);border-radius:1px;
}
.path-card .btn{align-self:flex-start;margin-top:4px}

/* ---------- problem / service cards ---------- */
.problem-grid,.service-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;
  background:var(--line);border:1px solid var(--line);
}
.problem-card,.service-card{background:var(--paper);padding:32px 26px}
.section-alt .problem-card,.section-alt .service-card{background:var(--paper-alt)}
.problem-num,.service-num{
  display:block;font-family:var(--mono);font-size:.8rem;color:var(--accent-deep);
  margin-bottom:16px;
}
.problem-card h3,.service-card h3{font-size:1.08rem;margin-bottom:10px}
.problem-card p,.service-card p{font-size:.92rem;color:var(--ink-soft)}

/* ---------- legal / "como atuamos" section ---------- */
.legal-grid{
  display:grid;grid-template-columns:1fr 1fr;gap:56px;
  align-items:start;margin-top:40px;
}
.legal-quote blockquote p{
  font-family:var(--serif);font-weight:700;font-size:2.3rem;color:var(--navy-deep);
  line-height:1.1;
}
.legal-quote cite{
  display:block;margin-top:10px;font-style:normal;
  font-family:var(--mono);font-size:.8rem;color:var(--ink-soft);letter-spacing:.03em;
}
.legal-note{margin-top:24px;color:var(--ink-soft);font-size:.96rem;max-width:480px}
.legal-requirements strong{
  display:block;font-family:var(--mono);font-size:.76rem;letter-spacing:.08em;
  text-transform:uppercase;color:var(--navy-deep);margin-bottom:16px;
}
.legal-requirements li{
  padding:13px 0;border-bottom:1px solid var(--line);font-size:.98rem;color:var(--ink);
  position:relative;padding-left:22px;
}
.legal-requirements li::before{
  content:"";position:absolute;left:0;top:19px;width:8px;height:8px;
  background:var(--accent);border-radius:1px;
}

/* ---------- platform (dark) ---------- */
.section-dark{background:var(--navy-deep);color:var(--white)}
.platform-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:start;margin-top:8px}
.platform-lead{color:#D3D3D6;font-size:1.02rem;margin-top:20px;max-width:520px}
.platform-list li{
  padding:18px 0;border-top:1px solid rgba(255,255,255,.12);
}
.platform-list li:last-child{border-bottom:1px solid rgba(255,255,255,.12)}
.platform-list strong{display:block;font-size:1rem;margin-bottom:6px;color:var(--white)}
.platform-list span{display:block;font-size:.9rem;color:#B8B8BB}

/* ---------- stats / case study ---------- */
.stats-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;
  background:var(--line);border:1px solid var(--line);margin-bottom:36px;
}
.stat-box{background:var(--white);padding:32px 24px}
.stat-box.stat-highlight{background:var(--accent);color:var(--navy-deep)}
.stat-num{
  display:block;font-family:var(--serif);font-weight:700;
  font-size:clamp(1.8rem,3.6vw,2.5rem);line-height:1;color:var(--navy-deep);
}
.stat-highlight .stat-num{color:var(--navy-deep)}
.stat-label{display:block;margin-top:10px;font-size:.86rem;color:var(--ink-soft)}
.stat-highlight .stat-label{color:rgba(70,70,72,.72)}

.callout{
  border-left:3px solid var(--accent);padding:22px 28px;
  background:var(--paper-alt);font-size:1.05rem;color:var(--ink);
}
.callout strong{color:var(--accent-deep)}

/* ---------- timeline ---------- */
.timeline{
  display:grid;grid-template-columns:repeat(4,1fr);gap:32px;margin-top:16px;
}
.timeline-item{
  padding-top:22px;border-top:3px solid var(--navy-deep);
}
.timeline-phase{
  font-family:var(--mono);font-size:.76rem;letter-spacing:.08em;text-transform:uppercase;
  color:var(--accent-deep);
}
.timeline-item h3{font-size:1.08rem;margin:10px 0}
.timeline-item p{font-size:.92rem;color:var(--ink-soft)}

/* ---------- independência / diferença compare ---------- */
.compare-grid{
  display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:36px;
}
.compare-col{
  border:1px solid var(--line);border-radius:var(--radius);padding:32px;background:var(--white);
}
.compare-col h3{font-size:1.15rem;margin-bottom:20px}
.compare-col-highlight{
  background:var(--accent-tint);border-color:var(--accent);
}
.compare-list li{
  padding:11px 0 11px 26px;position:relative;font-size:.96rem;
  border-bottom:1px solid var(--line);
}
.compare-col-highlight .compare-list li{border-bottom-color:rgba(245,130,31,.22)}
.compare-neg li::before{
  content:"–";position:absolute;left:0;color:var(--neg);font-weight:700;
}
.compare-pos li::before{
  content:"✓";position:absolute;left:0;color:var(--accent-deep);font-weight:700;
}

/* ---------- investimento ---------- */
.invest-grid{
  display:grid;grid-template-columns:1fr 1fr 1fr;gap:24px;margin-top:36px;
}
.invest-card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  padding:30px 26px;
}
.invest-card strong{
  display:block;font-family:var(--mono);font-size:.76rem;letter-spacing:.08em;
  text-transform:uppercase;color:var(--navy-deep);margin-bottom:14px;
}
.invest-card p{font-size:.93rem;color:var(--ink-soft)}
.invest-card-highlight{background:var(--navy-deep);border-color:var(--navy-deep)}
.invest-card-highlight strong{color:var(--accent)}
.invest-card-highlight p{color:#D3D3D6}
.invest-price{
  font-family:var(--serif);font-weight:700;font-size:2.1rem;color:var(--white)!important;
  margin-bottom:12px;
}
.invest-price span{font-family:var(--sans);font-weight:500;font-size:.95rem;color:#B8B8BB}

/* ---------- próximos passos ---------- */
.steps{margin-top:36px;display:flex;flex-direction:column}
.steps li{
  display:flex;gap:24px;padding:26px 0;border-top:1px solid var(--line);align-items:flex-start;
}
.steps li:last-child{border-bottom:1px solid var(--line)}
.step-num{
  font-family:var(--serif);font-weight:700;font-size:1.6rem;color:var(--accent-deep);
  flex-shrink:0;width:44px;
}
.steps h3{font-size:1.05rem;margin-bottom:6px}
.steps p{font-size:.94rem;color:var(--ink-soft)}

/* ---------- contact ---------- */
.contact{background:var(--navy-deep);color:var(--white)}
.contact-inner{
  max-width:820px;margin:0 auto;padding:104px 32px;text-align:left;
}
.contact h2{color:var(--white);font-size:clamp(2rem,4.6vw,3rem);max-width:none}
.contact p{font-size:1.08rem;color:#D3D3D6;max-width:560px;margin:20px 0 36px}
.contact-actions{display:flex;gap:16px;flex-wrap:wrap}
.contact .btn-primary:hover{background:var(--white);color:var(--navy-deep)}

/* ---------- footer ---------- */
footer{background:var(--paper-alt);color:var(--ink-soft);font-size:.9rem;border-top:1px solid var(--line)}
.footer-inner{
  max-width:1240px;margin:0 auto;padding:72px 32px 40px;
  display:grid;grid-template-columns:1.8fr 1fr 1fr 1fr;gap:48px;
}
.footer-brand p{margin-top:16px;line-height:1.6}
.footer-crosslink{
  display:inline-block;margin-top:16px;font-size:.86rem;font-weight:600;
  color:var(--accent-deep);border-bottom:1px solid transparent;
}
.footer-crosslink:hover{color:var(--navy-deep);border-color:var(--navy-deep)}
footer h5{
  color:var(--navy-deep);font-size:.76rem;letter-spacing:.1em;text-transform:uppercase;
  margin-bottom:18px;font-weight:600;
}
footer li{padding:5px 0}
footer a:hover{color:var(--accent-deep)}
.footer-bottom{
  border-top:1px solid var(--line);
  max-width:1240px;margin:0 auto;padding:24px 32px 40px;
  font-size:.82rem;color:#8A8A8D;
}

/* ---------- reveal animation ---------- */
.reveal{opacity:0;transform:translateY(14px);transition:opacity .5s ease,transform .5s ease}
.reveal.in-view{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none;transition:none}
}

/* ---------- responsive ---------- */
@media (max-width:960px){
  .nav{display:none}
  .menu-toggle{display:flex}
  .credibility-inner{grid-template-columns:1fr 1fr}
  .path-grid{grid-template-columns:1fr}
  .problem-grid,.service-grid{grid-template-columns:1fr 1fr}
  .legal-grid{grid-template-columns:1fr;gap:36px}
  .platform-grid{grid-template-columns:1fr;gap:32px}
  .stats-grid{grid-template-columns:1fr 1fr}
  .timeline{grid-template-columns:1fr 1fr}
  .compare-grid{grid-template-columns:1fr}
  .invest-grid{grid-template-columns:1fr}
  .footer-inner{grid-template-columns:1fr 1fr}
}
@media (max-width:640px){
  .header-inner{padding:0 20px}
  .hero{padding:56px 20px 56px}
  .section{padding:64px 20px}
  .credibility-inner{grid-template-columns:1fr 1fr;padding:36px 20px;gap:24px}
  .problem-grid,.service-grid,.stats-grid,.timeline{grid-template-columns:1fr}
  .contact-inner{padding:72px 20px}
  .footer-inner{grid-template-columns:1fr;padding:56px 20px 32px;gap:36px}
  .steps li{gap:16px}
}