/* Lorena Barbosa — portfolio design system v3 */

@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;500;600;700&family=Inter:wght@400;500;600&display=swap');

:root{
  --bg: #F4F4F1;
  --bg-alt: #EAE9E3;
  --ink: #1B1A16;
  --ink-soft: #4A4940;
  --muted: #78766A;
  --line: #E0DED4;
  --card: #FFFFFF;
  --brand-yellow: #FFD010;
  --brand-purple: #B200E5;
  --brand-teal: #104A44;
  --radius: 18px;
  --radius-sm: 10px;
  --max: 1160px;
  --shadow: 0 1px 2px rgba(23,22,15,.04), 0 12px 32px -16px rgba(23,22,15,.14);
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:'Inter', sans-serif;
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}

h1,h2,h3,h4{
  font-family:'Poppins', sans-serif;
  color:var(--ink);
  margin:0 0 .4em;
  letter-spacing:-0.01em;
  line-height:1.15;
}
h1{font-weight:600; font-size:clamp(2.4rem, 5vw, 4rem);}
h2{font-weight:600; font-size:clamp(1.7rem, 3vw, 2.4rem);}
h3{font-weight:600; font-size:1.3rem;}
p{margin:0 0 1em; color:var(--ink-soft);}
a{color:inherit; text-decoration:none;}

.eyebrow{
  font-family:'Poppins', sans-serif;
  text-transform:uppercase;
  font-size:.72rem;
  letter-spacing:.14em;
  font-weight:600;
  color:var(--brand-purple);
  margin-bottom:1em;
  display:block;
}

.container{
  max-width:var(--max);
  margin:0 auto;
  padding:0 32px;
}

.lede{
  font-size:1.15rem;
  color:var(--ink-soft);
  max-width:640px;
}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-family:'Poppins', sans-serif;
  font-weight:500;
  font-size:.95rem;
  padding:14px 26px;
  border-radius:999px;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .15s ease, box-shadow .15s ease, background .15s ease;
}
.btn-primary{
  background:var(--brand-teal);
  color:#fff;
}
.btn-primary:hover{transform:translateY(-1px); box-shadow:0 8px 20px -8px rgba(16,74,68,.5);}
.btn-secondary{
  background:transparent;
  color:var(--ink);
  border-color:var(--line);
}
.btn-secondary:hover{border-color:var(--ink); transform:translateY(-1px);}
.btn-row{display:flex; gap:14px; flex-wrap:wrap;}

/* ---------- Nav ---------- */
.nav{
  position:sticky;
  top:0;
  z-index:50;
  background:rgba(244,244,241,.86);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.nav-inner{
  max-width:var(--max);
  margin:0 auto;
  padding:18px 32px;
  display:flex;
  align-items:center;
  justify-content:space-between;
}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  font-family:'Poppins', sans-serif;
  font-weight:600;
  font-size:1.02rem;
}
.brand-mark{
  width:24px; height:24px;
  flex-shrink:0;
  display:block;
}
.nav-links{
  display:flex;
  align-items:center;
  gap:34px;
  font-size:.94rem;
  font-weight:500;
}
.nav-links a{color:var(--ink-soft); transition:color .15s ease;}
.nav-links a:hover{color:var(--ink);}
.nav-cta{display:flex; align-items:center; gap:22px;}

/* ---------- Sections ---------- */
section{position:relative; padding:110px 0;}
section.tight{padding:70px 0;}
.section-head{max-width:680px; margin:0 auto 56px;}

.hero{padding:160px 0 100px;}
.hero-content{max-width:640px;}
.hero-note{
  font-size:.92rem;
  color:var(--muted);
  margin-top:26px;
}

/* ---------- Tag pill ---------- */
.tag-pill{
  align-self:flex-start;
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-family:'Poppins', sans-serif;
  font-size:.74rem;
  font-weight:600;
  letter-spacing:.04em;
  padding:7px 8px 7px 14px;
  border-radius:999px;
  border:1px solid currentColor;
  opacity:.92;
}
.tag-pill .tag-dot{
  width:18px; height:18px;
  border-radius:50%;
  background:currentColor;
  opacity:.2;
  flex-shrink:0;
}

/* ---------- Clients ---------- */
.clients-label{
  font-family:'Poppins', sans-serif;
  font-weight:600;
  font-size:1.05rem;
  margin-bottom:22px;
}
.logos-row{
  display:flex;
  align-items:center;
  gap:14px;
  flex-wrap:wrap;
}
.logo-chip{
  font-family:'Poppins', sans-serif;
  font-weight:600;
  color:var(--ink-soft);
  font-size:1.05rem;
}
.logos-row .dot-sep{color:var(--line); font-size:1.05rem;}
.clients-note{
  margin-top:20px;
  font-size:.9rem;
  color:var(--muted);
}

/* ---------- Frames (image placeholders) ---------- */
.frame{
  position:relative;
  border-radius:var(--radius);
  border:1.5px dashed rgba(23,22,15,.18);
  background:var(--bg-alt);
  display:flex;
  align-items:center;
  justify-content:center;
  overflow:hidden;
}
.frame-inner{
  text-align:center;
  color:var(--muted);
  padding:20px;
}
.frame-inner .frame-icon{
  width:32px; height:32px;
  margin:0 auto 12px;
  background-image:url('mark.svg');
  background-size:contain;
  background-repeat:no-repeat;
  opacity:.9;
}
.frame-inner span{
  font-family:'Poppins', sans-serif;
  font-size:.78rem;
  font-weight:500;
  letter-spacing:.03em;
}

/* ---------- Case studies (Work) ---------- */
.case-grid{
  display:grid;
  grid-template-columns:repeat(3, 1fr);
  gap:24px;
  align-items:start;
}
.case-card{
  border-radius:28px;
  overflow:hidden;
  padding:24px;
  cursor:pointer;
  transition:transform .22s ease, box-shadow .22s ease;
}
.case-card:hover, .case-card:focus-within{
  transform:translateY(-8px) scale(1.015);
  box-shadow:0 20px 40px -20px rgba(0,0,0,.35);
}
.case-card:nth-child(1){background:var(--brand-teal); color:#F2F1EA;}
.case-card:nth-child(2){background:var(--brand-purple); color:#17021E;}
.case-card:nth-child(3){background:var(--brand-yellow); color:#191500;}
.case-head{display:flex; align-items:flex-start; justify-content:space-between; gap:12px;}
.case-card .tag-pill{margin-bottom:18px;}
.case-toggle{
  flex-shrink:0;
  width:30px; height:30px;
  border-radius:50%;
  border:1px solid currentColor;
  display:flex; align-items:center; justify-content:center;
  transition:transform .3s ease;
}
.case-card.open .case-toggle{transform:rotate(45deg);}
.case-toggle svg{width:14px; height:14px;}
.case-meta{
  font-family:'Poppins', sans-serif;
  font-size:.76rem;
  font-weight:600;
  letter-spacing:.06em;
  text-transform:uppercase;
  opacity:.75;
  margin-bottom:8px;
  display:block;
}
.case-card h3{
  color:inherit;
  text-transform:lowercase;
  font-size:clamp(1.35rem, 2.2vw, 1.7rem);
  line-height:1.08;
  margin-bottom:14px;
}
.case-card p{font-size:.94rem; color:inherit; opacity:.88;}
.case-teaser{margin-bottom:0;}
.case-expand{
  display:grid;
  grid-template-rows:0fr;
  transition:grid-template-rows .4s ease;
}
.case-card.open .case-expand{grid-template-rows:1fr;}
.case-expand-inner{overflow:hidden; min-height:0;}
.case-expand-inner .body{padding-top:16px;}
.case-expand-inner strong{color:inherit; opacity:1;}
.case-card .frame{
  border-color:currentColor;
  background:rgba(255,255,255,.08);
  aspect-ratio:16/10;
  margin-top:16px;
}
.case-card:nth-child(2) .frame, .case-card:nth-child(3) .frame{background:rgba(0,0,0,.06);}
.case-card .frame-inner{color:inherit; opacity:.7;}
.case-card .frame-inner .frame-icon{opacity:1;}

/* ---------- About ---------- */
.about-layout{
  display:grid;
  grid-template-columns:.85fr 1.15fr;
  gap:56px;
  align-items:center;
}
.about-layout .frame{aspect-ratio:4/5; border-radius:var(--radius);}
.about-copy p{font-size:1.05rem;}

/* ---------- How I work ---------- */
.steps{
  display:grid;
  grid-template-columns:repeat(3, 1fr);
  gap:28px;
}
.step{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:32px;
}
.step-num{
  font-family:'Poppins', sans-serif;
  font-weight:600;
  font-size:1.8rem;
  color:var(--brand-purple);
  display:block;
  margin-bottom:18px;
}
.step:nth-child(2) .step-num{color:var(--brand-teal);}
.step:nth-child(3) .step-num{color:var(--ink);}
.step h3{font-size:1.15rem; margin-bottom:12px;}
.step p{font-size:.95rem;}

/* ---------- CTA ---------- */
.cta-panel{
  position:relative;
  border-radius:28px;
  padding:70px 60px;
  background:var(--brand-teal);
}
.cta-panel .container-inner{max-width:680px; margin:0 auto; text-align:left;}
.cta-panel h2, .cta-panel p{color:#fff;}
.cta-panel p{opacity:.9;}
.cta-panel p strong{opacity:1; color:#fff;}
.cta-panel .btn-primary{background:var(--brand-yellow); color:var(--brand-teal);}
.cta-panel .btn-secondary{border-color:rgba(255,255,255,.5); color:#fff;}

/* ---------- Footer ---------- */
footer{
  border-top:1px solid var(--line);
  padding:44px 0;
}
.footer-inner{
  display:flex;
  justify-content:space-between;
  align-items:center;
  flex-wrap:wrap;
  gap:16px;
}
.footer-links{display:flex; gap:26px; font-size:.9rem; color:var(--muted);}
.footer-links a:hover{color:var(--ink);}
.footer-copy{font-size:.85rem; color:var(--muted);}

/* ---------- Scroll-reveal title animation ---------- */
.reveal-title{
  opacity:0;
  transform:translateX(-48px);
  transition:opacity .7s ease, transform .7s ease;
}
.reveal-title.in-view{
  opacity:1;
  transform:translateX(0);
}

/* ---------- Responsive ---------- */
@media (max-width: 920px){
  .nav-links{display:none;}
  .case-grid, .steps{grid-template-columns:1fr;}
  .about-layout{grid-template-columns:1fr;}
  section{padding:70px 0;}
  .hero{padding:130px 0 60px;}
  .cta-panel{padding:48px 28px;}
}