@font-face {
  font-family: "Sora";
  src: url("assets/fonts/Sora-300.ttf") format("truetype");
  font-weight: 300;
  font-display: swap;
}
@font-face {
  font-family: "Sora";
  src: url("assets/fonts/Sora-500.ttf") format("truetype");
  font-weight: 500;
  font-display: swap;
}
@font-face {
  font-family: "Sora";
  src: url("assets/fonts/Sora-700.ttf") format("truetype");
  font-weight: 700;
  font-display: swap;
}

@font-face {
  font-family: "JetBrains Mono";
  src: url("assets/fonts/JetBrainsMono-500.woff2") format("woff2");
  font-weight: 500;
  font-display: swap;
}

/* Tokens do guia de marca (Noite e Âmbar). */
:root {
  --noite: #0f1b2d;
  --ambar: #f2a93b;
  --kwanza: #ce1126;
  --areia: #faf6ee;
  --nevoa: #9aa3b2; /* cinzento da tagline do logótipo */
  --linha: rgba(250, 246, 238, 0.12);
  --mark: rgba(250, 246, 238, 0.05);
  --flap: #172438;
  --flap-line: rgba(15, 27, 45, 0.85);
  --route: rgba(250, 246, 238, 0.16);
  --mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;

  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --takeoff: cubic-bezier(0.6, 0, 0.25, 1);
  --gutter: clamp(20px, 8vw, 132px);

  color-scheme: dark;
}

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

html,
body {
  margin: 0;
  height: 100%;
}

body {
  background: var(--noite);
  color: var(--areia);
  font-family: "Sora", system-ui, -apple-system, "Segoe UI", sans-serif;
  font-weight: 300;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

.page {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  display: grid;
  grid-template-rows: auto 1fr auto;
  isolation: isolate;
  overflow: hidden;
}

/* O A do ícone em grande, recortado à direita, como na capa do guia. */
.bg-mark {
  position: absolute;
  z-index: -1;
  top: 50%;
  right: -14vw;
  height: 128vh;
  aspect-ratio: 1;
  translate: 0 -50%;
  pointer-events: none;
}
.bg-mark-inner,
.bg-mark svg {
  display: block;
  width: 100%;
  height: 100%;
  will-change: transform;
}
.bg-mark path {
  fill: var(--mark);
}

/* Rede de rotas a partir de Luanda (desenhada em main.js). */
.routes {
  position: absolute;
  inset: 0;
  z-index: -1;
  width: 100%;
  height: 100%;
  pointer-events: none;
  overflow: visible;
}
.routes .route {
  fill: none;
  stroke: var(--route);
  stroke-width: 1.25;
  stroke-linecap: round;
  stroke-dasharray: 1 7;
  opacity: 0;
  transition: opacity 0.9s var(--ease), stroke 0.6s var(--ease);
}
.routes.on .route {
  opacity: 1;
  transition-delay: calc(var(--i) * 0.12s);
}
.routes .route.active {
  stroke: rgba(242, 169, 59, 0.45);
}
.routes .trail {
  fill: none;
  stroke: var(--ambar);
  stroke-width: 1.6;
  stroke-linecap: round;
  opacity: 0.9;
}
.routes .trail.fade {
  opacity: 0;
  transition: opacity 0.9s var(--ease);
}
.routes .plane-glyph {
  fill: var(--areia);
}
.routes .hub-dot {
  fill: var(--kwanza);
}
.routes .hub-ring {
  fill: none;
  stroke: var(--kwanza);
  stroke-width: 1.2;
  transform-box: fill-box;
  transform-origin: center;
  animation: pulse 2.8s var(--ease) infinite;
}
.routes .hub-ring.r2 {
  animation-delay: 1.4s;
}
.routes .hub-label {
  font: 500 11px var(--mono);
  letter-spacing: 0.12em;
  fill: var(--nevoa);
}
.routes .hub,
.routes .plane {
  opacity: 0;
  transition: opacity 0.8s var(--ease);
}
.routes.on .hub,
.routes.flying .plane {
  opacity: 1;
}
@keyframes pulse {
  from {
    transform: scale(1);
    opacity: 0.7;
  }
  to {
    transform: scale(5);
    opacity: 0;
  }
}

/* Painel de partidas */
.board {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 14px 18px;
  margin-top: clamp(28px, 4.5vh, 48px);
  padding: 14px 16px 16px;
  border: 1px solid var(--linha);
  border-radius: 10px;
  background: rgba(15, 27, 45, 0.6);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}
.board-col {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.board-label {
  font-weight: 500;
  font-size: 10px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--nevoa);
}
.cells {
  display: flex;
  gap: 3px;
}
.cell {
  position: relative;
  display: grid;
  place-items: center;
  width: 1.32em;
  height: 1.8em;
  border-radius: 4px;
  background: var(--flap);
  font: 500 18px/1 var(--mono);
  color: var(--areia);
  overflow: hidden;
  perspective: 120px;
}
.cell::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 50%;
  height: 1px;
  background: var(--flap-line);
}
.cell span {
  display: block;
  transform-origin: 50% 50%;
}
.cell.flip span {
  animation: flap 0.11s ease-out;
}
.cells-status .cell {
  color: var(--ambar);
}
@keyframes flap {
  from {
    transform: rotateX(-75deg);
    opacity: 0.35;
  }
  to {
    transform: none;
    opacity: 1;
  }
}

/* Topo */
.top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: clamp(20px, 3.2vw, 40px) var(--gutter);
}
.top-icon {
  width: 36px;
  height: 36px;
  display: block;
  border-radius: 9px;
}

.lang {
  display: inline-flex;
  padding: 3px;
  border: 1px solid var(--linha);
  border-radius: 999px;
  gap: 2px;
}
.lang button {
  appearance: none;
  border: 0;
  background: transparent;
  color: var(--nevoa);
  font: 500 12px/1 "Sora", sans-serif;
  letter-spacing: 0.14em;
  padding: 9px 14px;
  border-radius: 999px;
  cursor: pointer;
  transition: color 0.2s var(--ease), background-color 0.2s var(--ease);
}
.lang button:hover {
  color: var(--areia);
}
.lang button[aria-pressed="true"] {
  background: var(--areia);
  color: var(--noite);
}
.lang button:focus-visible,
.contact a:focus-visible {
  outline: 2px solid var(--ambar);
  outline-offset: 3px;
}

/* Centro */
.hero {
  align-self: center;
  padding: 0 var(--gutter);
  max-width: 1100px;
}

.logo {
  display: block;
  --w: clamp(340px, 40vw, 600px);
  width: var(--w);
  height: auto;
  /* Alinha o A com o texto; as faixas de velocidade ficam na margem sem tocar no bordo. */
  margin-left: calc(var(--w) * -0.183);
  overflow: visible;
}

.season {
  margin: clamp(40px, 6vh, 72px) 0 0;
  color: var(--ambar);
  font-weight: 500;
  font-size: 13px;
  letter-spacing: 0.34em;
  text-transform: uppercase;
}

.heading {
  margin: 14px 0 0;
  font-weight: 700;
  font-size: clamp(3.25rem, 9vw, 7.5rem);
  line-height: 0.98;
  letter-spacing: -0.035em;
}

.tagline {
  margin: clamp(20px, 3vh, 28px) 0 0;
  font-size: clamp(1.2rem, 2.2vw, 1.75rem);
  line-height: 1.3;
  max-width: 28ch;
  text-wrap: balance;
}

.body {
  margin: 14px 0 0;
  color: var(--nevoa);
  font-size: clamp(0.98rem, 1.2vw, 1.08rem);
  line-height: 1.6;
  max-width: 40ch;
}

/* Rodapé */
.foot {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 12px 32px;
  padding: clamp(28px, 4vw, 40px) var(--gutter);
  border-top: 1px solid var(--linha);
  margin: 0 var(--gutter);
  padding-left: 0;
  padding-right: 0;
  font-size: 13px;
  color: var(--nevoa);
}
.contact {
  display: flex;
  align-items: center;
  gap: 12px;
}
.contact-label {
  font-weight: 500;
  font-size: 11px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
}
.contact a {
  color: var(--areia);
  text-decoration: none;
  font-weight: 500;
  font-size: 14px;
  background-image: linear-gradient(var(--ambar), var(--ambar));
  background-size: 0% 1px;
  background-position: 0 100%;
  background-repeat: no-repeat;
  padding-bottom: 3px;
  transition: background-size 0.35s var(--ease);
}
.contact a:hover {
  background-size: 100% 1px;
}
.since {
  display: flex;
  align-items: center;
  gap: 10px;
}
.since::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--kwanza);
}

/* Troca de idioma */
[data-i18n] {
  transition: opacity 0.18s var(--ease);
}
.swapping [data-i18n] {
  opacity: 0;
}

/* ---------- Animação de entrada ----------
   Só com JS e sem reduced motion; sem JS a página aparece completa. */
@media (prefers-reduced-motion: no-preference) {
  .js .logo .l,
  .js .logo .tg,
  .js .rise {
    opacity: 0;
  }
  .js .logo .l {
    transform: translateY(150px);
  }
  .js .rise {
    transform: translateY(14px);
  }
  .js .logo .flight-wipe {
    transform: scaleX(0);
    transform-box: fill-box;
    transform-origin: 0 50%;
  }
  .js .logo .plane {
    opacity: 0;
    transform: translate(-300px, 190px);
  }
  .js .bg-mark {
    opacity: 0;
    scale: 1.05;
  }
  .js .board {
    opacity: 0;
    transform: translateY(14px);
  }
  .ready .board {
    opacity: 1;
    transform: none;
    transition: opacity 0.8s var(--ease) 1.95s, transform 1s var(--ease) 1.95s;
  }

  .ready .logo .l {
    opacity: 1;
    transform: none;
    transition: opacity 0.7s var(--ease), transform 0.9s var(--ease);
    transition-delay: calc(0.12s + var(--i) * 0.05s);
  }
  .ready .logo .flight-wipe {
    transform: scaleX(1);
    transition: transform 1.05s var(--takeoff) 0.45s;
  }
  .ready .logo .plane {
    opacity: 1;
    transform: none;
    transition: opacity 0.45s var(--ease) 1.2s, transform 0.9s var(--ease) 1.2s;
  }
  .ready .logo .tg {
    opacity: 1;
    transition: opacity 0.8s var(--ease) 1.4s;
  }
  .ready .rise {
    opacity: 1;
    transform: none;
    transition: opacity 0.8s var(--ease), transform 1s var(--ease);
    transition-delay: var(--d, 1.5s);
  }
  .ready .bg-mark {
    opacity: 1;
    scale: 1;
    transition: opacity 1.6s var(--ease) 0.1s, scale 2.6s var(--ease) 0.1s;
  }
}

/* Tablet */
@media (max-width: 1100px) and (min-width: 721px) {
  .bg-mark {
    right: -38vw;
  }
  .bg-mark path {
    fill: rgba(250, 246, 238, 0.045);
  }
}

/* Telemóvel */
@media (max-width: 720px) {
  .bg-mark {
    height: 110vw;
    top: auto;
    bottom: -18vw;
    right: -44vw;
    translate: none;
  }
  .bg-mark path {
    fill: rgba(250, 246, 238, 0.04);
  }
  .logo {
    --w: min(100%, 420px);
    margin-left: calc(-1 * min(var(--w) * 0.183, var(--gutter) - 8px));
  }
  .foot {
    flex-direction: column;
    align-items: flex-start;
  }
  .board {
    display: inline-grid;
    grid-template-columns: auto auto;
    gap: 14px 20px;
    padding: 14px;
  }
  .cell {
    font-size: 13px;
  }
  .cells {
    gap: 2px;
  }
}

@media (max-height: 640px) and (min-width: 721px) {
  .season {
    margin-top: 28px;
  }
  .heading {
    font-size: clamp(3rem, 7vw, 5.5rem);
  }
}