/* Komobrolmu — folha de estilo comum */

:root{
  --bg:#1a1722;
  --bg-alt:#221e2c;
  --paper:#eeeaf2;
  --ink:#e7e3ec;
  --ink-soft:#948ea3;
  --ink-dark:#1a1722;
  --ink-dark-soft:#4d4759;
  --mint:#5fb79a;
  --mint-dark:#276a56;
  --gold:#c0a44e;
  --gold-dark:#7b6524;
  --step:84px;
  --gut:24px;
}

*{box-sizing:border-box;}

html{-webkit-text-size-adjust:100%;}

body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:system-ui,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  font-size:18px;
  line-height:1.9;
  overflow-x:hidden;
}

h1,h2,h3{
  font-family:Georgia,"Times New Roman",serif;
  font-weight:400;
  line-height:1.3;
  margin:0 0 .7em;
}

h1{font-size:clamp(1.95rem,4.2vw,3rem);letter-spacing:.005em;}
h2{font-size:clamp(1.35rem,2.4vw,1.8rem);}
h3{font-size:1.12rem;margin-top:2.2em;}

p{margin:0 0 1.55em;}
p:last-child{margin-bottom:0;}

a{color:var(--mint);text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:1px;}
a:hover{text-decoration-thickness:2px;}
a:focus-visible,
:focus-visible{outline:2px solid var(--mint);outline-offset:3px;}

img{max-width:100%;height:auto;display:block;}

/* --- estrutura --- */

.wrap{max-width:1160px;margin:0 auto;padding:0 24px;}

.grid{display:grid;grid-template-columns:repeat(12,1fr);column-gap:var(--gut);}

.band{padding:var(--step) 0;}
.band-alt{background:var(--bg-alt);}
.band-paper{background:var(--paper);color:var(--ink-dark);}
.band-paper h1,.band-paper h2,.band-paper h3{color:var(--ink-dark);}
.band-paper a{color:var(--mint-dark);}
.band-paper .caption,.band-paper .note{color:var(--ink-dark-soft);}
.band-paper .mark::before,.band-paper .mark::after{background:var(--gold-dark);}

.caption{font-size:14px;line-height:1.6;color:var(--ink-soft);margin:14px 0 0;}
.note{font-size:14px;line-height:1.7;color:var(--ink-soft);}

.num{
  font-size:14px;
  letter-spacing:.14em;
  color:var(--gold);
  display:block;
  margin-bottom:10px;
}

/* cruzes de registo */
.mark{position:absolute;width:22px;height:22px;pointer-events:none;}
.mark::before,.mark::after{content:"";position:absolute;background:var(--gold);}
.mark::before{left:50%;top:0;width:1px;height:100%;transform:translateX(-50%);}
.mark::after{top:50%;left:0;height:1px;width:100%;transform:translateY(-50%);}
.mark.tl{top:0;left:0;}
.mark.tr{top:0;right:0;}
.mark.bl{bottom:0;left:0;}
.mark.br{bottom:0;right:0;}

/* separador: duas linhas desencontradas */
.sep{margin:0 0 30px;}
.sep::before,.sep::after{content:"";display:block;height:2px;}
.sep::before{background:var(--mint);width:100%;}
.sep::after{background:var(--gold);width:calc(100% - 24px);margin:6px 0 0 24px;}

/* colunas de texto deslocadas */
.col-a{grid-column:1 / 8;}
.col-b{grid-column:2 / 9;}
.col-c{grid-column:3 / 10;}
.col-d{grid-column:4 / 11;}

/* --- cabeçalho --- */

.site-head{border-bottom:1px solid #322c40;}
.site-head .wrap{display:flex;flex-wrap:wrap;align-items:baseline;gap:18px 34px;padding-top:26px;padding-bottom:26px;}

.brand{
  font-family:Georgia,"Times New Roman",serif;
  font-size:1.3rem;
  color:var(--ink);
  text-decoration:none;
  position:relative;
  padding-left:30px;
}
.brand .mark{top:50%;left:0;transform:translateY(-50%);width:18px;height:18px;}
.brand:hover{color:var(--mint);}

.site-nav{margin-left:auto;}
.site-nav ul{list-style:none;display:flex;flex-wrap:wrap;gap:8px 26px;margin:0;padding:0;}
.site-nav a{font-size:15px;color:var(--ink-soft);text-decoration:none;padding-bottom:2px;border-bottom:1px solid transparent;}
.site-nav a:hover{color:var(--ink);border-bottom-color:var(--mint);}
.site-nav a[aria-current="page"]{color:var(--ink);border-bottom-color:var(--mint);}

/* --- hero --- */

.hero{padding:70px 0 var(--step);}
.hero-frame{position:relative;padding:38px 0;}

.hero h1{grid-column:1 / 10;margin-bottom:34px;}
.hero h1 .l1,.hero h1 .l2{display:block;}
.hero h1 .l2{position:relative;display:inline-block;}
.hero h1 .l2::after{
  content:"";
  position:absolute;
  left:-6px;
  right:-6px;
  top:66%;
  height:2px;
  background:var(--mint);
}

.hero-lead{grid-column:1 / 6;}
.hero-lead p{margin-bottom:1.3em;}

.hero-topics{grid-column:8 / 13;}
.hero-topics h2{font-size:14px;font-family:system-ui,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;letter-spacing:.12em;color:var(--gold);margin-bottom:18px;}
.hero-topics ul{list-style:none;margin:0;padding:0;}
.hero-topics li{position:relative;padding-left:20px;font-size:16px;line-height:1.7;margin-bottom:12px;color:var(--ink-soft);}
.hero-topics li::before{content:"";position:absolute;left:0;top:.65em;width:7px;height:7px;background:var(--mint);}

/* --- imagens --- */

.figure-main{grid-column:3 / 11;position:relative;padding:18px;margin:0;}
.figure-main .frame{position:relative;}
.figure-main .caption{max-width:46ch;}

.figure-detail{grid-column:2 / 7;position:relative;padding:16px;margin:0;}
.detail-text{grid-column:8 / 13;}
.detail-text h2{margin-top:-.15em;}

/* --- listas de conteúdo --- */

.check{list-style:none;margin:0 0 1.55em;padding:0;}
.check li{position:relative;padding-left:22px;margin-bottom:12px;}
.check li::before{content:"";position:absolute;left:0;top:.8em;width:8px;height:1px;background:var(--gold);}

.plain{margin:0 0 1.55em;padding-left:20px;}
.plain li{margin-bottom:10px;}

/* --- Sobre --- */

.about-body{grid-column:3 / 10;position:relative;}
.about-rail{grid-column:1 / 3;position:relative;}
.about-rail .mark{left:0;top:12px;}
.about-row{margin-bottom:56px;}
.about-row:last-child{margin-bottom:0;}

/* --- rodapé --- */

.site-foot{background:var(--paper);color:var(--ink-dark);padding:56px 0 48px;}
.site-foot .sep{margin-bottom:34px;}
.site-foot .sep::before{background:var(--mint-dark);}
.site-foot .sep::after{background:var(--gold-dark);}
.foot-main{grid-column:1 / 8;}
.foot-side{grid-column:8 / 13;}
.foot-name{font-family:Georgia,"Times New Roman",serif;font-size:1.25rem;margin:0 0 .6em;}
.site-foot p{font-size:16px;line-height:1.8;color:var(--ink-dark-soft);}
.site-foot a{color:var(--mint-dark);}
.foot-side ul{list-style:none;margin:0 0 22px;padding:0;}
.foot-side li{margin-bottom:9px;}
.foot-side a{font-size:16px;text-decoration:none;border-bottom:1px solid transparent;}
.foot-side a:hover{border-bottom-color:var(--mint-dark);}
.foot-mail{font-size:16px;}

/* --- páginas de texto --- */

.page-head{padding:60px 0 0;}
.page-head h1{grid-column:1 / 9;}
.page-head p{grid-column:1 / 8;color:var(--ink-soft);}

.doc{padding:var(--step) 0;}

/* --- responsivo --- */

@media (max-width:900px){
  :root{--step:58px;--gut:18px;}
  .hero h1,.hero-lead,.hero-topics,
  .figure-main,.figure-detail,.detail-text,
  .col-a,.col-b,.col-c,.col-d,
  .about-body,.foot-main,.foot-side,
  .page-head h1,.page-head p{grid-column:1 / -1;}
  .about-rail{display:none;}
  .figure-main{padding:14px;}
  .figure-detail{padding:12px;margin-bottom:34px;}
  .detail-text h2{margin-top:0;}
  .foot-side{margin-top:34px;}
}

@media (max-width:620px){
  :root{--step:50px;}
  body{font-size:17px;line-height:1.85;}
  .wrap{padding:0 18px;}
  .hero{padding:44px 0 var(--step);}
  .hero-frame{padding:30px 0;}
  .site-head .wrap{gap:14px 20px;}
  .site-nav{margin-left:0;width:100%;}
  .site-nav ul{gap:8px 20px;}
  .sep::after{width:calc(100% - 16px);margin-left:16px;}
  .mark{width:16px;height:16px;}
}