/* === reset === */
*,
*::before,
*::after { box-sizing: border-box; }

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

body,
h1, h2, h3, p, ul, ol, dl, dd, figure, table { margin: 0; padding: 0; }

ul, ol { list-style: none; }

img, svg { display: block; max-width: 100%; }

a { color: inherit; }

button { font: inherit; color: inherit; }

/* === tokens === */
:root {
  --ambar: #ec580a;
  --ambar-tinta: #b34206;
  --tinta-escura: #0d0d0d;
  --tinta-media: #55504c;
  --branco: #ffffff;
  --linha-suave: #e6e1dc;
  --fundo-tenue: #faf6f2;
  --serif: "Newsreader", "Iowan Old Style", Georgia, "Times New Roman", serif;
  --grotesco: "IBM Plex Sans", "Helvetica Neue", Arial, sans-serif;
  --curva: 22px 6px 22px 6px;
  --curva-torcida: 6px 22px 6px 22px;
  --largura: 1120px;
  --margem: clamp(20px, 5vw, 40px);
}

@font-face {
  font-family: "Newsreader";
  font-style: normal;
  font-weight: 300;
  font-display: swap;
  src: url("../fonts/newsreader-300-latin.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
  font-family: "Newsreader";
  font-style: normal;
  font-weight: 300;
  font-display: swap;
  src: url("../fonts/newsreader-300-latin-ext.woff2") format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

@font-face {
  font-family: "IBM Plex Sans";
  font-style: normal;
  font-weight: 400 600;
  font-display: swap;
  src: url("../fonts/plexsans-latin.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
  font-family: "IBM Plex Sans";
  font-style: normal;
  font-weight: 400 600;
  font-display: swap;
  src: url("../fonts/plexsans-latin-ext.woff2") format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

/* === tipografia === */
body {
  background: var(--branco);
  color: var(--tinta-escura);
  font-family: var(--grotesco);
  font-size: 17px;
  line-height: 1.62;
  letter-spacing: -0.005em;
  font-weight: 400;
  overflow-wrap: break-word;
}

h1, h2, h3 {
  font-family: var(--serif);
  font-weight: 300;
  letter-spacing: -0.02em;
  color: var(--tinta-escura);
}

h1 {
  font-size: clamp(2.35rem, 6vw, 4rem);
  line-height: 1.05;
}

h2 {
  font-size: clamp(1.85rem, 4vw, 2.85rem);
  line-height: 1.12;
}

h3 {
  font-size: clamp(1.32rem, 2.4vw, 1.72rem);
  line-height: 1.24;
  letter-spacing: -0.015em;
}

p { max-width: 38em; }

strong { font-weight: 600; }

.dk-sobrescrito {
  font-size: 0.78rem;
  line-height: 1.3;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--ambar-tinta);
}

.dk-discreto {
  color: var(--tinta-media);
  font-size: 0.94rem;
  line-height: 1.55;
}

.dk-prosa a {
  color: var(--ambar-tinta);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

.dk-prosa a:hover { text-decoration-thickness: 2px; }

:focus-visible {
  outline: 2px solid var(--ambar-tinta);
  outline-offset: 3px;
}

/* === cabecalho === */
.dk-cabecalho {
  position: sticky;
  top: 0;
  z-index: 40;
  background: var(--branco);
}

.dk-cabecalho__interior {
  max-width: var(--largura);
  margin: 0 auto;
  padding: 14px var(--margem);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.dk-marca {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-family: var(--serif);
  font-size: 1.5rem;
  letter-spacing: -0.02em;
  padding: 4px 2px;
}

.dk-marca__sinal { width: 26px; height: 26px; flex: none; }

.dk-marca__primeira { color: var(--tinta-escura); }

.dk-marca__segunda { color: var(--ambar-tinta); }

.dk-navegacao { display: flex; align-items: center; gap: 4px; }

.dk-navegacao a {
  display: inline-block;
  padding: 12px 14px;
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  text-decoration: none;
}

.dk-navegacao a:hover { color: var(--ambar-tinta); }

.dk-hamburguer {
  display: none;
  width: 48px;
  height: 44px;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: 1.5px solid var(--tinta-escura);
  border-radius: var(--curva);
  cursor: pointer;
}

.dk-hamburguer:hover { background: var(--fundo-tenue); }

@media (max-width: 860px) {
  .dk-hamburguer { display: inline-flex; }

  .dk-navegacao {
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    display: block;
    background: var(--branco);
    border-bottom: 1px solid var(--linha-suave);
    padding: 8px var(--margem) 20px;
  }

  .dk-navegacao[hidden] { display: none; }

  .dk-navegacao a {
    display: block;
    padding: 13px 2px;
    font-size: 1.05rem;
  }
}

/* === rodape === */
.dk-rodape {
  background: var(--fundo-tenue);
  margin-top: clamp(64px, 9vw, 116px);
  padding: clamp(48px, 7vw, 86px) 0 40px;
}

.dk-rodape__interior {
  max-width: var(--largura);
  margin: 0 auto;
  padding: 0 var(--margem);
}

.dk-rodape__contacto {
  scroll-margin-top: 84px;
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
  gap: clamp(28px, 5vw, 60px);
  align-items: start;
}

.dk-rodape__contacto h2 { margin-bottom: 14px; }

.dk-rodape__contacto p { margin-bottom: 14px; }

.dk-rodape__correio {
  font-size: 1.12rem;
  font-weight: 600;
}

.dk-rodape__correio a {
  color: var(--ambar-tinta);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.dk-rodape__ficha {
  padding-top: 10px;
  font-size: 0.95rem;
  line-height: 1.55;
  color: var(--tinta-media);
}

.dk-rodape__ficha dt {
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--tinta-media);
  margin-bottom: 5px;
}

.dk-rodape__ficha dd {
  margin: 0 0 20px;
  color: var(--tinta-escura);
  font-weight: 600;
}

.dk-rodape__ficha dd:last-of-type { margin-bottom: 0; }

.dk-rodape__fim {
  margin-top: clamp(36px, 5vw, 58px);
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  align-items: baseline;
  justify-content: space-between;
}

.dk-rodape__ligacoes {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 20px;
}

.dk-rodape__ligacoes a {
  display: inline-block;
  padding: 10px 0;
  font-size: 0.94rem;
  font-weight: 600;
  text-decoration: none;
}

.dk-rodape__ligacoes a:hover { color: var(--ambar-tinta); }

.dk-rodape__nota {
  max-width: 44em;
  margin-top: 18px;
  font-size: 0.88rem;
  line-height: 1.6;
  color: var(--tinta-media);
}

@media (max-width: 760px) {
  .dk-rodape__contacto { grid-template-columns: minmax(0, 1fr); }
  .dk-rodape__ficha { padding-top: 0; }
}

/* === utilitarios === */
.dk-envolucro {
  max-width: var(--largura);
  margin: 0 auto;
  padding: 0 var(--margem);
}

.dk-seccao { padding: clamp(56px, 8vw, 108px) 0 0; }

.dk-seccao[id] { scroll-margin-top: 84px; }

.dk-intro {
  margin: 18px 0 clamp(26px, 4vw, 38px);
  font-size: 1.06rem;
  color: var(--tinta-media);
  max-width: 42em;
}

.dk-oculto-visual {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

.dk-pagina {
  max-width: 44em;
  padding: clamp(40px, 6vw, 76px) 0 0;
}

.dk-pagina h1 { margin-bottom: 10px; }

.dk-pagina h2 {
  font-size: clamp(1.32rem, 2.4vw, 1.6rem);
  line-height: 1.28;
  letter-spacing: -0.015em;
  margin: clamp(30px, 4vw, 44px) 0 12px;
}

.dk-pagina h3 {
  font-size: 1.12rem;
  margin: 24px 0 8px;
}

.dk-pagina p { margin-bottom: 14px; }

.dk-pagina ul {
  margin: 0 0 18px;
  padding-left: 0;
}

.dk-pagina li {
  position: relative;
  padding-left: 20px;
  margin-bottom: 8px;
  max-width: 38em;
}

.dk-pagina li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 8px;
  height: 2px;
  background: var(--ambar);
}

.dk-data {
  display: inline-block;
  margin-bottom: 26px;
  font-size: 0.88rem;
  letter-spacing: 0.02em;
  color: var(--tinta-media);
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.001ms !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}