/* ==========================================================================
   VaultLayer AI — Solutions pages shared stylesheet
   Design system: navy #050d18 / gold #c9a84c
   Type: Playfair Display (display) / Lato (body) / Space Mono (labels, data)
   ========================================================================== */

:root{
  --navy: #050d18;
  --navy-2: #0a1626;
  --navy-3: #0f1e33;
  --gold: #c9a84c;
  --gold-soft: #e3cd8f;
  --ivory: #f5f2ea;
  --ivory-dim: #b9c0cc;
  --line: rgba(201,168,76,0.18);
  --line-strong: rgba(201,168,76,0.35);
  --radius: 2px;
  --maxw: 1180px;
  --ease: cubic-bezier(.16,.8,.24,1);
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--navy);
  color:var(--ivory);
  font-family:'Lato',sans-serif;
  font-size:16px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}

h1,h2,h3,h4{
  font-family:'Playfair Display',serif;
  font-weight:600;
  line-height:1.15;
  margin:0 0 .5em;
  color:var(--ivory);
}
h1{font-size:clamp(2.2rem,4.6vw,3.6rem);}
h2{font-size:clamp(1.7rem,3vw,2.4rem);}
h3{font-size:1.25rem;}
em, .accent{color:var(--gold);font-style:italic;}
p{color:var(--ivory-dim);margin:0 0 1em;}
a{color:inherit;text-decoration:none;}

.eyebrow{
  font-family:'Space Mono',monospace;
  font-size:.72rem;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--gold);
  display:inline-flex;
  align-items:center;
  gap:.6em;
  margin-bottom:1.1em;
}
.eyebrow::before{content:'';width:22px;height:1px;background:var(--gold);display:inline-block;}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 28px;}
.section{padding:96px 0;position:relative;}
.section-tight{padding:64px 0;}
.section-border-top{border-top:1px solid var(--line);}

/* Buttons */
.btn{
  display:inline-flex;align-items:center;gap:.6em;
  font-family:'Space Mono',monospace;
  font-size:.82rem;letter-spacing:.05em;text-transform:uppercase;
  padding:15px 30px;border-radius:var(--radius);
  border:1px solid var(--gold);
  transition:all .3s var(--ease);
  cursor:pointer;
}
.btn-gold{background:var(--gold);color:var(--navy);}
.btn-gold:hover{background:var(--gold-soft);transform:translateY(-1px);}
.btn-ghost{background:transparent;color:var(--gold);}
.btn-ghost:hover{background:rgba(201,168,76,.08);}

/* Header */
header.site{
  position:sticky;top:0;z-index:50;
  background:rgba(5,13,24,.86);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
header.site .bar{
  display:flex;align-items:center;justify-content:space-between;
  padding:18px 28px;max-width:var(--maxw);margin:0 auto;
}
.logo{font-family:'Playfair Display',serif;font-size:1.25rem;color:var(--ivory);letter-spacing:.02em;}
.logo .dot{color:var(--gold);}
nav.main-nav{display:flex;align-items:center;gap:32px;}
nav.main-nav a{
  font-family:'Space Mono',monospace;font-size:.76rem;letter-spacing:.06em;
  text-transform:uppercase;color:var(--ivory-dim);
  transition:color .25s;
}
nav.main-nav a:hover{color:var(--gold);}
.lang-toggle{
  font-family:'Space Mono',monospace;font-size:.76rem;
  border:1px solid var(--line-strong);padding:7px 14px;border-radius:var(--radius);
  cursor:pointer;background:transparent;color:var(--gold);letter-spacing:.05em;
}
.nav-cta{border:1px solid var(--gold);padding:9px 18px;border-radius:var(--radius);color:var(--gold)!important;}
.mobile-toggle{display:none;background:none;border:none;color:var(--gold);font-size:1.4rem;cursor:pointer;}

@media(max-width:860px){
  nav.main-nav{position:fixed;inset:64px 0 0 0;background:var(--navy);flex-direction:column;
    justify-content:flex-start;padding:40px 28px;gap:26px;transform:translateX(100%);
    transition:transform .35s var(--ease);}
  nav.main-nav.open{transform:translateX(0);}
  .mobile-toggle{display:block;}
}

/* Hero */
.hero{padding:110px 0 90px;position:relative;overflow:hidden;}
.hero::after{
  content:'';position:absolute;top:-20%;right:-10%;width:520px;height:520px;
  background:radial-gradient(circle,rgba(201,168,76,.10),transparent 70%);
  pointer-events:none;
}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:60px;align-items:end;position:relative;z-index:1;}
.hero h1{max-width:15ch;}
.hero .lede{font-size:1.12rem;max-width:46ch;margin-bottom:1.8em;}
.hero-ctas{display:flex;gap:14px;flex-wrap:wrap;}
.hero-stats{display:flex;flex-direction:column;gap:22px;border-left:1px solid var(--line);padding-left:28px;}
.hero-stat b{display:block;font-family:'Playfair Display',serif;font-size:1.9rem;color:var(--gold);font-weight:600;}
.hero-stat span{font-family:'Space Mono',monospace;font-size:.72rem;letter-spacing:.06em;text-transform:uppercase;color:var(--ivory-dim);}
@media(max-width:860px){.hero-grid{grid-template-columns:1fr;}.hero-stats{flex-direction:row;flex-wrap:wrap;border-left:none;border-top:1px solid var(--line);padding-left:0;padding-top:24px;}}

/* Pain point cards */
.pains-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);margin-top:48px;}
.pain-card{background:var(--navy);padding:34px 30px;}
.pain-card .num{font-family:'Space Mono',monospace;color:var(--gold);font-size:.78rem;letter-spacing:.05em;}
.pain-card h3{margin:14px 0 10px;font-size:1.08rem;}
.pain-card p{font-size:.94rem;margin:0;}
@media(max-width:860px){.pains-grid{grid-template-columns:1fr;}}

/* Solution feature list */
.solution-block{display:grid;grid-template-columns:.9fr 1.1fr;gap:64px;align-items:start;}
.solution-block .panel{
  border:1px solid var(--line-strong);padding:38px 34px;background:var(--navy-2);
}
.feature-list{list-style:none;margin:0;padding:0;}
.feature-list li{
  display:flex;gap:16px;padding:18px 0;border-top:1px solid var(--line);
}
.feature-list li:first-child{border-top:none;}
.feature-list .mark{font-family:'Space Mono',monospace;color:var(--gold);flex-shrink:0;}
.feature-list h4{margin:0 0 4px;font-size:1rem;font-family:'Lato',sans-serif;font-weight:700;color:var(--ivory);}
.feature-list p{margin:0;font-size:.92rem;}
@media(max-width:860px){.solution-block{grid-template-columns:1fr;}}

/* Callout strip */
.callout{
  border:1px solid var(--line-strong);
  background:linear-gradient(135deg,var(--navy-2),var(--navy-3));
  padding:44px 40px;display:flex;justify-content:space-between;align-items:center;gap:30px;flex-wrap:wrap;
}
.callout h3{margin:0 0 6px;font-size:1.3rem;}
.callout p{margin:0;max-width:52ch;}
@media(max-width:700px){.callout{flex-direction:column;align-items:flex-start;}}

/* FAQ */
.faq-list{max-width:840px;margin-top:40px;}
.faq-item{border-top:1px solid var(--line);padding:22px 0;}
.faq-item:last-child{border-bottom:1px solid var(--line);}
.faq-item summary{
  cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:20px;
  font-family:'Playfair Display',serif;font-size:1.08rem;color:var(--ivory);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{content:'+';font-family:'Space Mono',monospace;color:var(--gold);font-size:1.3rem;flex-shrink:0;transition:transform .25s;}
.faq-item[open] summary::after{transform:rotate(45deg);}
.faq-item .a{padding-top:14px;max-width:70ch;}
.faq-item .a p{font-size:.95rem;}

/* Final CTA */
.final-cta{text-align:center;padding:100px 0;}
.final-cta h2{max-width:20ch;margin:0 auto .3em;}
.final-cta p{max-width:52ch;margin:0 auto 2em;}
.final-cta .btn{padding:17px 38px;}

/* Footer */
footer.site{border-top:1px solid var(--line);padding:48px 0 34px;}
footer.site .row{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:18px;}
footer.site .flinks{display:flex;gap:26px;flex-wrap:wrap;}
footer.site a{font-size:.85rem;color:var(--ivory-dim);}
footer.site a:hover{color:var(--gold);}
footer.site .fine{font-family:'Space Mono',monospace;font-size:.72rem;color:var(--ivory-dim);opacity:.7;margin-top:24px;}

/* Breadcrumb */
.crumb{font-family:'Space Mono',monospace;font-size:.72rem;letter-spacing:.05em;text-transform:uppercase;color:var(--ivory-dim);margin-bottom:22px;}
.crumb a{color:var(--ivory-dim);}
.crumb a:hover{color:var(--gold);}
.crumb .sep{margin:0 8px;opacity:.5;}
.crumb .current{color:var(--gold);}

/* Language toggle visibility */
[data-lang="en"]{display:none;}
html.lang-en [data-lang="pt"]{display:none;}
html.lang-en [data-lang="en"]{display:block;}
html.lang-en span[data-lang="en"],
html.lang-en em[data-lang="en"],
html.lang-en b[data-lang="en"]{display:inline;}
html.lang-en .faq-item{display:block;}

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