:root{
  --preto:#1A1713;
  --ambar:#C17F3A;
  --terracota:#8B3A2A;
  --cinza:#5C5249;
  --offwhite:#F4F0E8;
  --page:#EEEBE3;
  --linha:rgba(26,23,19,.12);
  --linha-suave:rgba(26,23,19,.07);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--page);font-family:'Hanken Grotesk',system-ui,sans-serif;color:var(--preto);font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased}
.fr{font-family:'Fraunces',Georgia,serif}
a{color:inherit}
img,svg{max-width:100%}

/* ---------- LAYOUT ---------- */
.wrap{max-width:940px;margin:0 auto;padding:0 24px}

/* ---------- SKIP LINK ---------- */
.skip{position:absolute;left:-9999px;top:auto}
.skip:focus{position:fixed;left:16px;top:16px;z-index:200;background:var(--terracota);color:var(--offwhite);padding:10px 16px;border-radius:6px;font-size:14px;font-weight:600}

/* ---------- HERO ---------- */
.hero{background:var(--preto);padding:64px 24px 52px}
.hero-inner{max-width:940px;margin:0 auto}
.hero-lockup{display:flex;align-items:center;gap:14px;margin-bottom:44px}
.hero-nome{font-family:'Fraunces',Georgia,serif;font-size:30px;font-weight:600;letter-spacing:-.6px;line-height:1;color:var(--offwhite)}
.hero-sub{font-size:8.5px;font-weight:600;letter-spacing:2.4px;text-transform:uppercase;color:var(--ambar);margin-top:5px}
.hero-kicker{font-size:11px;font-weight:700;letter-spacing:2.4px;text-transform:uppercase;color:var(--ambar);margin-bottom:18px}
.hero-title{font-family:'Fraunces',Georgia,serif;font-size:clamp(38px,7vw,68px);font-weight:600;line-height:1.04;letter-spacing:-1.1px;color:var(--offwhite)}
.hero-title em{font-style:italic;color:var(--ambar)}
.hero-lead{font-size:17px;line-height:1.6;color:var(--offwhite);opacity:.72;max-width:600px;margin-top:22px}
.hero-meta{font-size:11px;letter-spacing:1.4px;text-transform:uppercase;color:var(--offwhite);opacity:.4;margin-top:26px}

/* breadcrumb on theme pages */
.breadcrumb{font-size:11px;font-weight:600;letter-spacing:1px;color:var(--offwhite);opacity:.5;margin-bottom:14px;display:flex;align-items:center;gap:8px}
.breadcrumb a{text-decoration:none;color:var(--offwhite);opacity:1;transition:color .15s}
.breadcrumb a:hover{color:var(--ambar)}

/* ---------- STICKY NAV ---------- */
.nav{position:sticky;top:0;z-index:100;background:rgba(238,235,227,.92);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-bottom:1px solid var(--linha)}
.nav-inner{max-width:940px;margin:0 auto;padding:0 24px;display:flex;align-items:center;gap:8px;min-height:56px;flex-wrap:wrap}
.nav-brand{display:flex;align-items:center;gap:9px;margin-right:auto;text-decoration:none}
.nav-brand .fr{font-size:17px;font-weight:600;letter-spacing:-.3px;color:var(--preto)}
.nav-links{display:flex;gap:4px;flex-wrap:wrap}
.nav-link{font-size:12px;font-weight:600;letter-spacing:.3px;color:var(--cinza);text-decoration:none;padding:7px 12px;border-radius:20px;transition:background .15s,color .15s;white-space:nowrap}
.nav-link:hover,.nav-link:focus-visible{background:rgba(139,58,42,.09);color:var(--terracota);outline:none}
.nav-link.active{background:var(--terracota);color:var(--offwhite)}

/* ---------- SEARCH ---------- */
.search-wrap{margin:40px 0 8px}
.search-box{position:relative;display:flex;align-items:center;background:var(--offwhite);border:1px solid var(--linha);border-radius:10px;padding:0 16px;transition:border-color .15s}
.search-box:focus-within{border-color:var(--terracota)}
.search-box svg{flex-shrink:0;opacity:.5}
#search{width:100%;border:none;background:transparent;font-family:inherit;font-size:16px;color:var(--preto);padding:15px 12px}
#search:focus{outline:none}
#search::placeholder{color:var(--cinza);opacity:.7}
.search-clear{flex-shrink:0;border:none;background:transparent;color:var(--cinza);cursor:pointer;font-size:20px;line-height:1;padding:6px;border-radius:50%;display:none}
.search-clear:hover{color:var(--terracota)}
.search-status{font-size:13px;color:var(--cinza);margin-top:12px;min-height:20px}
.search-status strong{color:var(--terracota);font-weight:700}

/* ---------- INTRO ---------- */
.intro{padding:8px 0 8px}
.intro p{font-size:16px;line-height:1.7;color:var(--cinza);max-width:680px}
.intro p+p{margin-top:14px}

/* ---------- SECTION ---------- */
.section{padding:40px 0 0;scroll-margin-top:72px}
.section-desc{font-size:15px;line-height:1.65;color:var(--cinza);max-width:680px;margin-bottom:8px}

/* group inside a theme */
.group{margin-bottom:8px}
.group-title{font-size:12px;font-weight:700;letter-spacing:1.8px;text-transform:uppercase;color:var(--cinza);margin:36px 0 18px;display:flex;align-items:center;gap:12px}
.group-title::after{content:"";flex:1;height:1px;background:var(--linha-suave)}

/* ---------- STUDY CARD ---------- */
.cards{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.card{background:var(--offwhite);border-radius:10px;padding:24px 24px 20px;display:flex;flex-direction:column;border:1px solid transparent;transition:border-color .15s,transform .15s}
.card:hover{border-color:var(--linha)}
.card-stat{font-family:'Fraunces',Georgia,serif;font-size:32px;font-weight:600;line-height:1;color:var(--terracota);letter-spacing:-.5px;margin-bottom:12px}
.card-title{font-family:'Fraunces',Georgia,serif;font-size:19px;font-weight:600;line-height:1.2;color:var(--preto);margin-bottom:10px}
.card-body{font-size:14.5px;line-height:1.6;color:var(--cinza);margin-bottom:18px;flex:1}
.card-link{display:inline-flex;align-items:center;gap:7px;font-size:12px;font-weight:700;letter-spacing:.6px;text-transform:uppercase;color:var(--terracota);text-decoration:none;margin-top:auto;align-self:flex-start;border-bottom:1.5px solid transparent;padding-bottom:2px;transition:border-color .15s}
.card-link:hover,.card-link:focus-visible{border-color:var(--terracota);outline:none}
.card-link svg{transition:transform .15s}
.card-link:hover svg{transform:translate(2px,-2px)}
.card-source{font-size:11px;color:var(--cinza);opacity:.75;margin-top:10px;font-style:italic}

/* ---------- COMPARISON TABLE ---------- */
.table-wrap{overflow-x:auto;border-radius:10px;border:1px solid var(--linha);margin-top:12px;background:var(--offwhite)}
table.cmp{width:100%;border-collapse:collapse;font-size:14px;min-width:520px}
table.cmp th{text-align:left;font-weight:700;color:var(--cinza);padding:14px 18px;background:rgba(26,23,19,.05);font-size:12px;letter-spacing:.5px;text-transform:uppercase}
table.cmp td{padding:14px 18px;color:var(--cinza);line-height:1.5;border-top:1px solid var(--linha-suave);vertical-align:top}
table.cmp tr td:first-child{color:var(--preto);font-weight:600}
table.cmp .num{color:var(--terracota);font-weight:700;white-space:nowrap}

/* ---------- INSTITUTIONAL REFS ---------- */
.refs{margin-top:40px;background:var(--preto);border-radius:12px;padding:28px 28px 24px}
.refs-title{font-size:11px;font-weight:700;letter-spacing:1.8px;text-transform:uppercase;color:var(--ambar);margin-bottom:18px}
.refs-list{display:grid;grid-template-columns:1fr 1fr;gap:10px 24px}
.ref-link{display:flex;align-items:baseline;gap:10px;color:var(--offwhite);text-decoration:none;font-size:14px;line-height:1.4;padding:6px 0;border-bottom:1px solid rgba(244,240,232,.1);transition:color .15s}
.ref-link:last-child,.ref-link:nth-last-child(2):nth-child(odd){border-bottom:none}
.ref-link:hover,.ref-link:focus-visible{color:var(--ambar);outline:none}
.ref-link .arw{color:var(--ambar);flex-shrink:0}
.ref-link .rl-org{font-weight:700}

/* ---------- NO RESULTS ---------- */
.noresults{display:none;text-align:center;padding:64px 24px;color:var(--cinza)}
.noresults .fr{font-size:24px;font-weight:600;color:var(--preto);margin-bottom:10px}

/* ---------- THEME HUB CARDS (index.html) ---------- */
.theme-grid{display:grid;grid-template-columns:1fr;gap:18px;margin:8px 0 12px}
.theme-card{border-radius:14px;padding:32px 32px 28px;text-decoration:none;display:block;position:relative;overflow:hidden;transition:transform .18s;border:1px solid transparent}
.theme-card:hover,.theme-card:focus-visible{transform:translateY(-2px);outline:none}
.theme-card.bg-preto{background:var(--preto)}
.theme-card.bg-terracota{background:var(--terracota)}
.theme-card.bg-ambar{background:var(--ambar)}
.theme-card-num{font-size:11px;font-weight:700;letter-spacing:2px;text-transform:uppercase;margin-bottom:14px;display:block}
.theme-card.bg-preto .theme-card-num{color:var(--ambar)}
.theme-card.bg-terracota .theme-card-num{color:var(--offwhite);opacity:.7}
.theme-card.bg-ambar .theme-card-num{color:var(--preto);opacity:.6}
.theme-card-title{font-family:'Fraunces',Georgia,serif;font-size:clamp(24px,3.4vw,30px);font-weight:600;line-height:1.12;letter-spacing:-.4px;margin-bottom:12px}
.theme-card.bg-preto .theme-card-title{color:var(--offwhite)}
.theme-card.bg-terracota .theme-card-title{color:var(--offwhite)}
.theme-card.bg-ambar .theme-card-title{color:var(--preto)}
.theme-card-desc{font-size:14.5px;line-height:1.6;max-width:520px;margin-bottom:22px}
.theme-card.bg-preto .theme-card-desc{color:var(--offwhite);opacity:.72}
.theme-card.bg-terracota .theme-card-desc{color:var(--offwhite);opacity:.8}
.theme-card.bg-ambar .theme-card-desc{color:var(--preto);opacity:.75}
.theme-card-foot{display:flex;align-items:center;justify-content:space-between;gap:16px}
.theme-card-cta{display:inline-flex;align-items:center;gap:7px;font-size:12px;font-weight:700;letter-spacing:.6px;text-transform:uppercase;border-bottom:1.5px solid transparent;padding-bottom:2px;transition:border-color .15s}
.theme-card.bg-preto .theme-card-cta{color:var(--ambar)}
.theme-card.bg-terracota .theme-card-cta{color:var(--offwhite)}
.theme-card.bg-ambar .theme-card-cta{color:var(--preto)}
.theme-card:hover .theme-card-cta{border-color:currentColor}
.theme-card-cta svg{transition:transform .15s}
.theme-card:hover .theme-card-cta svg{transform:translate(3px,-3px)}
.theme-card-count{font-size:12px;font-weight:600;letter-spacing:.3px}
.theme-card.bg-preto .theme-card-count{color:var(--offwhite);opacity:.5}
.theme-card.bg-terracota .theme-card-count{color:var(--offwhite);opacity:.65}
.theme-card.bg-ambar .theme-card-count{color:var(--preto);opacity:.6}

/* ---------- PREV/NEXT THEME NAV ---------- */
.theme-pager{display:flex;justify-content:space-between;align-items:stretch;gap:16px;margin-top:56px}
.pager-link{flex:1;background:var(--offwhite);border-radius:10px;padding:18px 20px;text-decoration:none;display:flex;flex-direction:column;gap:6px;transition:border-color .15s;border:1px solid transparent}
.pager-link:hover,.pager-link:focus-visible{border-color:var(--linha);outline:none}
.pager-link.next{text-align:right;align-items:flex-end}
.pager-dir{font-size:10px;font-weight:700;letter-spacing:1.5px;text-transform:uppercase;color:var(--terracota)}
.pager-title{font-family:'Fraunces',Georgia,serif;font-size:16px;font-weight:600;color:var(--preto)}

/* ---------- BACK TO TOP ---------- */
.totop{position:fixed;right:20px;bottom:20px;z-index:90;width:46px;height:46px;border-radius:50%;background:var(--preto);color:var(--offwhite);border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;opacity:0;pointer-events:none;transition:opacity .2s;box-shadow:0 4px 16px rgba(26,23,19,.25)}
.totop.show{opacity:1;pointer-events:auto}
.totop:hover{background:var(--terracota)}

/* ---------- FOOTER ---------- */
footer{margin-top:72px;border-top:1px solid var(--linha);padding:40px 0 48px}
.footer-inner{display:flex;justify-content:space-between;align-items:flex-end;flex-wrap:wrap;gap:20px}
.footer-brand .fr{font-size:20px;font-weight:600;color:var(--preto)}
.footer-brand .fsub{font-size:9px;font-weight:600;letter-spacing:2px;text-transform:uppercase;color:var(--terracota);margin-top:4px}
.footer-note{font-size:12px;color:var(--cinza);line-height:1.6;text-align:right;max-width:340px}
.footer-note a{color:var(--terracota);text-decoration:none;border-bottom:1px solid transparent}
.footer-note a:hover{border-color:var(--terracota)}

/* ---------- RESPONSIVE ---------- */
@media(min-width:680px){
  .theme-grid{grid-template-columns:1fr}
}
@media(max-width:720px){
  .cards{grid-template-columns:1fr}
  .refs-list{grid-template-columns:1fr}
  .ref-link:nth-last-child(2):nth-child(odd){border-bottom:1px solid rgba(244,240,232,.1)}
  .hero{padding:48px 22px 40px}
  .nav-links{display:none}
  .footer-note{text-align:left}
  .footer-inner{align-items:flex-start}
  .theme-pager{flex-direction:column}
  .pager-link.next{align-items:flex-start;text-align:left}
}
@media(max-width:420px){
  .nav-brand .fr{font-size:15px}
}
/* focus visibility for keyboard users */
:focus-visible{outline:2px solid var(--terracota);outline-offset:2px}