/* EnergyRS — site de divulgação
   Direção: noite elétrica. Azul-marinho profundo do logo, amarelo de raio como única cor quente,
   títulos largos em Unbounded, números em Chakra Petch como no HUD do jogo. */

:root {
  --bg: #050f2e;
  --bg-2: #071a4a;
  --surface: #0b2160;
  --surface-2: #0f2b78;
  --text: #eef4ff;
  --muted: #9fb6e6;
  --blue: #2f6bff;
  --blue-soft: #a8cbff;
  --sun: #ffd000;
  --sun-ink: #1a1400;
  --line: rgba(168, 203, 255, 0.14);
  --c-lote: #1d5a37;
  --c-estrada: #2a3550;

  --font-display: "Unbounded", "Trebuchet MS", sans-serif;
  --font-body: "Figtree", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-data: "Chakra Petch", ui-monospace, monospace;

  --step--1: clamp(0.83rem, 0.8rem + 0.15vw, 0.9rem);
  --step-0: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --step-1: clamp(1.15rem, 1.05rem + 0.5vw, 1.4rem);
  --step-2: clamp(1.6rem, 1.3rem + 1.4vw, 2.4rem);
  --step-3: clamp(2rem, 1.5rem + 2.4vw, 3.4rem);
  --step-4: clamp(2.4rem, 1.6rem + 4vw, 5.2rem);

  --space-s: clamp(1rem, 0.8rem + 1vw, 1.5rem);
  --space-m: clamp(2rem, 1.5rem + 2vw, 3.5rem);
  --space-l: clamp(4.5rem, 3rem + 5vw, 9rem);

  --radius: 20px;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --container: 1240px;
  --gutter: clamp(16px, 4vw, 40px);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 90px;
}

body {
  margin: 0;
  background: var(--bg);
  background-image: radial-gradient(1200px 700px at 85% -10%, rgba(47, 107, 255, 0.28), transparent 60%),
    radial-gradient(900px 600px at -10% 40%, rgba(47, 107, 255, 0.12), transparent 60%);
  background-repeat: no-repeat;
  color: var(--text);
  font-family: var(--font-body);
  font-size: var(--step-0);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

a {
  color: inherit;
}

h1,
h2,
h3 {
  font-family: var(--font-display);
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin: 0;
}

:focus-visible {
  outline: 2px solid var(--sun);
  outline-offset: 3px;
  border-radius: 6px;
}

.pular {
  position: absolute;
  left: -999px;
  top: 8px;
  background: var(--sun);
  color: var(--sun-ink);
  padding: 8px 14px;
  border-radius: 8px;
  z-index: 100;
}
.pular:focus {
  left: 8px;
}

.eyebrow {
  font-family: var(--font-data);
  font-size: var(--step--1);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--blue-soft);
  margin: 0 0 1rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.ponto {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--sun);
  box-shadow: 0 0 0 0 rgba(255, 208, 0, 0.6);
  animation: ping 2s infinite;
}
@keyframes ping {
  70% {
    box-shadow: 0 0 0 10px rgba(255, 208, 0, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(255, 208, 0, 0);
  }
}

/* ---------- botões ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.95rem 1.6rem;
  border-radius: 999px;
  font-weight: 600;
  text-decoration: none;
  transition: transform 0.4s var(--ease-out), background 0.3s, box-shadow 0.4s var(--ease-out), border-color 0.3s;
  white-space: nowrap;
}
.btn svg {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2.4;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: transform 0.4s var(--ease-out);
}
.btn:hover svg {
  transform: translateX(4px);
}
.btn-sol {
  background: var(--sun);
  color: var(--sun-ink);
  box-shadow: 0 8px 30px -8px rgba(255, 208, 0, 0.55);
}
.btn-sol:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 40px -8px rgba(255, 208, 0, 0.7);
}
.btn-linha {
  border: 1px solid var(--line);
  color: var(--text);
  background: rgba(255, 255, 255, 0.02);
}
.btn-linha:hover {
  border-color: var(--blue-soft);
  background: rgba(168, 203, 255, 0.08);
}
.btn-p {
  padding: 0.6rem 1.15rem;
  font-size: var(--step--1);
}
.btn-g {
  padding: 1.15rem 2rem;
  font-size: var(--step-1);
}

/* ---------- topo ---------- */
.topo {
  position: fixed;
  inset: 0 0 auto;
  z-index: 50;
  transition: background 0.3s, border-color 0.3s;
  border-bottom: 1px solid transparent;
}
.topo.rolou {
  background: rgba(5, 15, 46, 0.72);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-color: var(--line);
}
.topo-in {
  max-width: var(--container);
  margin: 0 auto;
  padding: 14px var(--gutter);
  display: flex;
  align-items: center;
  gap: 2rem;
}
.marca img {
  height: 38px;
  width: auto;
}
.menu {
  display: flex;
  gap: 1.8rem;
  margin-left: auto;
  font-size: var(--step--1);
}
.menu a {
  text-decoration: none;
  color: var(--muted);
  transition: color 0.2s;
}
.menu a:hover {
  color: var(--text);
}

/* ---------- hero ---------- */
.hero {
  max-width: var(--container);
  margin: 0 auto;
  padding: calc(110px + var(--space-m)) var(--gutter) var(--space-m);
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  align-items: center;
  gap: var(--space-m);
  min-height: min(92vh, 900px);
}
.hero h1 {
  font-size: var(--step-4);
  font-weight: 800;
  line-height: 0.98;
}
.hero h1 em {
  font-style: normal;
  color: var(--sun);
  text-shadow: 0 0 40px rgba(255, 208, 0, 0.35);
}
.lead {
  font-size: var(--step-1);
  color: var(--muted);
  max-width: 36ch;
  margin: 1.5rem 0 2rem;
  line-height: 1.5;
}
.acoes {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
}
.selos {
  list-style: none;
  padding: 0;
  margin: 2rem 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.4rem;
  font-size: var(--step--1);
  color: var(--muted);
}
.selos li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.selos li::before {
  content: "";
  width: 14px;
  height: 8px;
  border-left: 2px solid var(--sun);
  border-bottom: 2px solid var(--sun);
  transform: rotate(-45deg) translateY(-2px);
}

.hero-arte {
  position: relative;
}
.usina {
  width: 100%;
  height: auto;
  overflow: visible;
  filter: drop-shadow(0 40px 60px rgba(0, 0, 0, 0.45));
}
.usina .faixa {
  fill: none;
  stroke: rgba(255, 255, 255, 0.25);
  stroke-width: 1.2;
  stroke-dasharray: 6 8;
}
.usina .cabo {
  fill: none;
  stroke: #ff9c2a;
  stroke-width: 2.2;
  stroke-linejoin: round;
  opacity: 0.75;
}
.usina .pulso {
  fill: var(--sun);
  filter: drop-shadow(0 0 4px var(--sun));
}
.usina .perna {
  stroke: #9fb0c8;
  stroke-width: 2;
}
.usina .vidro {
  stroke: #79a6ff;
  stroke-width: 0.8;
}
.usina .grade {
  fill: none;
  stroke: rgba(170, 205, 255, 0.45);
  stroke-width: 0.6;
}
.usina .arvore {
  fill: #2f8c4f;
  stroke: #1d6b39;
  stroke-width: 2;
}
.usina .painel {
  animation: cai 0.7s var(--ease-out) backwards;
  animation-delay: calc(0.3s + var(--d));
}
@keyframes cai {
  from {
    opacity: 0;
    transform: translateY(-14px);
  }
}
.sol-brilho {
  transform-origin: 215px -55px;
  animation: pulsa 4s ease-in-out infinite;
}
@keyframes pulsa {
  50% {
    transform: scale(1.15);
    opacity: 0.8;
  }
}

.hud {
  position: absolute;
  background: rgba(7, 26, 74, 0.78);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 0.6rem 0.9rem;
  display: grid;
  line-height: 1.2;
  animation: flutua 6s ease-in-out infinite;
}
.hud span {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--muted);
}
.hud b {
  font-family: var(--font-data);
  font-size: var(--step-1);
  color: var(--sun);
  font-variant-numeric: tabular-nums;
}
.hud-a {
  left: 0;
  top: 18%;
}
.hud-b {
  right: 2%;
  bottom: 8%;
  animation-delay: -3s;
}
.hud-b b {
  color: #7ff0a0;
}
@keyframes flutua {
  50% {
    transform: translateY(-8px);
  }
}

/* ---------- números ---------- */
.numeros {
  max-width: var(--container);
  margin: 0 auto;
  padding: var(--space-m) var(--gutter);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.num {
  padding: 0 1.5rem;
  border-left: 1px solid var(--line);
}
.num:first-child {
  border-left: 0;
  padding-left: 0;
}
.num b {
  display: block;
  font-family: var(--font-data);
  font-size: var(--step-4);
  font-weight: 600;
  line-height: 1;
  color: var(--text);
}
.num span {
  display: block;
  margin-top: 0.6rem;
  color: var(--muted);
  font-size: var(--step--1);
}

/* ---------- seções ---------- */
.como,
.recursos,
.galeria,
.ranking,
.faq {
  max-width: var(--container);
  margin: 0 auto;
  padding: var(--space-l) var(--gutter) 0;
}
.sec-cab {
  max-width: 760px;
  margin-bottom: var(--space-m);
}
.sec-cab h2 {
  font-size: var(--step-3);
  font-weight: 700;
}
.sub {
  color: var(--muted);
  margin: 1rem 0 0;
}

.passos {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}
.passos li {
  position: relative;
  padding-top: 1.6rem;
  border-top: 2px solid var(--line);
}
.passos li::before {
  content: "";
  position: absolute;
  top: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--sun);
  transition: width 1.2s var(--ease-out);
}
.passos.visivel li::before {
  width: 100%;
}
.passos li:nth-child(2)::before {
  transition-delay: 0.2s;
}
.passos li:nth-child(3)::before {
  transition-delay: 0.4s;
}
.passos li:nth-child(4)::before {
  transition-delay: 0.6s;
}
.passo-n {
  font-family: var(--font-data);
  color: var(--sun);
  font-weight: 600;
  letter-spacing: 0.1em;
}
.passos h3 {
  font-size: var(--step-1);
  margin: 0.8rem 0 0.6rem;
  font-weight: 700;
}
.passos p {
  margin: 0;
  color: var(--muted);
  font-size: var(--step--1);
  line-height: 1.6;
}

/* ---------- faixa rolando ---------- */
.faixa-rolando {
  margin-top: var(--space-l);
  overflow: hidden;
  border-block: 1px solid var(--line);
  background: var(--bg-2);
  padding: 1.1rem 0;
}
.faixa-trilho {
  display: flex;
  align-items: center;
  gap: 2rem;
  width: max-content;
  animation: rola 40s linear infinite;
}
.faixa-trilho span {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--step-2);
  color: transparent;
  -webkit-text-stroke: 1px var(--blue-soft);
}
.faixa-trilho span:nth-of-type(3n) {
  color: var(--text);
  -webkit-text-stroke: 0;
}
.faixa-trilho i {
  width: 14px;
  height: 14px;
  background: var(--sun);
  clip-path: polygon(55% 0, 10% 58%, 45% 58%, 38% 100%, 90% 38%, 52% 38%);
}
@keyframes rola {
  to {
    transform: translateX(-50%);
  }
}

/* ---------- bento ---------- */
.bento {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}
.card {
  position: relative;
  background: linear-gradient(160deg, var(--surface) 0%, var(--bg-2) 100%);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: clamp(1.4rem, 1rem + 1.5vw, 2.2rem);
  overflow: hidden;
  transition: transform 0.5s var(--ease-out), border-color 0.3s;
}
.card::after {
  content: "";
  position: absolute;
  inset: auto -30% -60% auto;
  width: 70%;
  aspect-ratio: 1;
  background: radial-gradient(circle, rgba(47, 107, 255, 0.35), transparent 65%);
  opacity: 0;
  transition: opacity 0.5s;
  pointer-events: none;
}
.card:hover {
  transform: translateY(-4px);
  border-color: rgba(168, 203, 255, 0.32);
}
.card:hover::after {
  opacity: 1;
}
.card .tag {
  font-family: var(--font-data);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--sun);
  margin: 0 0 1.2rem;
}
.card h3 {
  font-size: var(--step-1);
  font-weight: 700;
  margin-bottom: 0.7rem;
}
.card p {
  margin: 0;
  color: var(--muted);
  max-width: 48ch;
}
.card.grande {
  grid-row: span 2;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  min-height: 420px;
  background: radial-gradient(500px 300px at 80% 0%, rgba(255, 208, 0, 0.18), transparent 70%),
    linear-gradient(160deg, var(--surface-2) 0%, var(--bg-2) 100%);
}
.card.grande h3 {
  font-size: var(--step-2);
}
.card.grande::before {
  content: "";
  position: absolute;
  top: 2rem;
  left: 2rem;
  right: 2rem;
  height: 45%;
  background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 28px 28px;
  mask-image: radial-gradient(circle at 50% 40%, #000, transparent 75%);
  -webkit-mask-image: radial-gradient(circle at 50% 40%, #000, transparent 75%);
}
.card.largo {
  grid-column: span 2;
}
.card.escuro {
  grid-column: span 2;
  background: #02081c;
  border-style: dashed;
}
.card.escuro .tag {
  color: #ff7a6b;
}

/* ---------- galeria ---------- */
.prints {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1rem;
}
.prints figure {
  margin: 0;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
  aspect-ratio: 16 / 10;
}
.prints img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s var(--ease-out);
}
.prints figure:hover img {
  transform: scale(1.04);
}

/* ---------- destaque ---------- */
.destaque {
  margin-top: var(--space-l);
  background: var(--sun);
  color: var(--sun-ink);
  position: relative;
  overflow: hidden;
}
.destaque::before {
  content: "";
  position: absolute;
  right: -6%;
  top: 50%;
  width: min(520px, 60vw);
  aspect-ratio: 1;
  transform: translateY(-50%);
  background: var(--sun-ink);
  opacity: 0.06;
  clip-path: polygon(55% 0, 10% 58%, 45% 58%, 38% 100%, 90% 38%, 52% 38%);
}
.destaque-in {
  position: relative;
  max-width: var(--container);
  margin: 0 auto;
  padding: var(--space-l) var(--gutter);
}
.destaque .eyebrow {
  color: rgba(26, 20, 0, 0.65);
}
.destaque h2 {
  font-size: var(--step-3);
  font-weight: 800;
  max-width: 18ch;
}
.destaque p {
  max-width: 58ch;
  font-size: var(--step-1);
  line-height: 1.55;
  margin: 1.5rem 0 2rem;
}
.destaque .btn-sol {
  background: var(--sun-ink);
  color: var(--sun);
  box-shadow: none;
}

/* ---------- ranking ---------- */
.rk-abas {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin: 0 0 1.5rem;
}
.rk-abas button {
  font: 600 var(--step--1) var(--font-body);
  color: var(--muted);
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.55rem 1.1rem;
  min-height: 44px;
  cursor: pointer;
  transition: color 0.2s, border-color 0.2s, background 0.2s;
}
.rk-abas button:hover {
  color: var(--text);
  border-color: var(--blue-soft);
}
.rk-abas button[aria-selected="true"] {
  color: var(--sun-ink);
  background: var(--sun);
  border-color: var(--sun);
}
.rk-info {
  color: var(--muted);
  margin: 0 0 1rem;
  max-width: 760px;
}
.rk-info strong {
  display: block;
  color: var(--text);
  font-size: var(--step-1);
}
.placar {
  list-style: none;
  padding: 0;
  margin: 0 0 2rem;
  max-width: 760px;
  border-top: 1px solid var(--line);
}
.placar li {
  display: grid;
  grid-template-columns: 3rem 1fr auto;
  align-items: center;
  gap: 1rem;
  padding: 1.1rem 0;
  border-bottom: 1px solid var(--line);
}
.pos {
  font-family: var(--font-data);
  font-size: var(--step-2);
  font-weight: 600;
  color: var(--muted);
}
.placar li:first-child .pos {
  color: var(--sun);
}
.quem {
  font-weight: 600;
  overflow: hidden;
  text-overflow: ellipsis;
}
.quem small {
  display: block;
  font-weight: 400;
  color: var(--muted);
  font-size: var(--step--1);
}
.quanto {
  font-family: var(--font-data);
  font-weight: 600;
  font-size: var(--step-1);
  font-variant-numeric: tabular-nums;
}

/* ---------- faq ---------- */
.perguntas {
  max-width: 860px;
  border-top: 1px solid var(--line);
}
details {
  border-bottom: 1px solid var(--line);
}
summary {
  list-style: none;
  cursor: pointer;
  padding: 1.4rem 3rem 1.4rem 0;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: var(--step-1);
  position: relative;
}
summary::-webkit-details-marker {
  display: none;
}
summary::after {
  content: "";
  position: absolute;
  right: 0.4rem;
  top: 50%;
  width: 14px;
  height: 14px;
  border-right: 2px solid var(--sun);
  border-bottom: 2px solid var(--sun);
  transform: translateY(-70%) rotate(45deg);
  transition: transform 0.4s var(--ease-out);
}
details[open] summary::after {
  transform: translateY(-30%) rotate(-135deg);
}
details p {
  margin: 0 0 1.5rem;
  color: var(--muted);
  max-width: 65ch;
}

/* ---------- cta final ---------- */
.final {
  max-width: var(--container);
  margin: var(--space-l) auto 0;
  padding: var(--space-l) var(--gutter);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  background: radial-gradient(600px 400px at 50% 30%, rgba(47, 107, 255, 0.35), transparent 70%);
}
.final-icone {
  width: 110px;
  height: 110px;
  filter: drop-shadow(0 0 40px rgba(255, 208, 0, 0.35));
  animation: flutua 5s ease-in-out infinite;
}
.final h2 {
  font-size: var(--step-4);
  font-weight: 800;
  margin: 1.5rem 0 1rem;
}
.final p {
  color: var(--muted);
  font-size: var(--step-1);
  margin: 0 0 2rem;
}

/* ---------- rodapé ---------- */
.rodape {
  border-top: 1px solid var(--line);
  max-width: var(--container);
  margin: 0 auto;
  padding: var(--space-m) var(--gutter) calc(var(--space-m) + 60px);
  color: var(--muted);
  font-size: var(--step--1);
}
.rodape-logo {
  height: 34px;
  width: auto;
  margin-bottom: 1rem;
}
.rodape p {
  margin: 0.3rem 0;
}
.cred a {
  color: var(--text);
}

/* ---------- botão flutuante ---------- */
.flutuante {
  position: fixed;
  right: 16px;
  bottom: calc(16px + env(safe-area-inset-bottom));
  z-index: 40;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 1.2rem;
  border-radius: 999px;
  background: var(--sun);
  color: var(--sun-ink);
  text-decoration: none;
  font-weight: 700;
  box-shadow: 0 10px 30px -6px rgba(255, 208, 0, 0.6);
  opacity: 0;
  transform: translateY(20px);
  pointer-events: none;
  transition: opacity 0.4s, transform 0.4s var(--ease-out);
}
.flutuante.on {
  opacity: 1;
  transform: none;
  pointer-events: auto;
}
.flutuante svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

/* ---------- revelar ao rolar ---------- */
.revela {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.9s var(--ease-out), transform 0.9s var(--ease-out);
}
.revela.visivel {
  opacity: 1;
  transform: none;
}

/* ---------- responsivo ---------- */
@media (max-width: 960px) {
  .menu {
    display: none;
  }
  .topo-in {
    justify-content: space-between;
  }
  .hero {
    grid-template-columns: minmax(0, 1fr);
    min-height: 0;
    padding-top: calc(90px + var(--space-s));
  }
  .hero-arte {
    max-width: 560px;
    margin: 0 auto;
    width: 100%;
  }
  .numeros {
    grid-template-columns: repeat(2, 1fr);
    row-gap: 2rem;
  }
  .num:nth-child(3) {
    border-left: 0;
    padding-left: 0;
  }
  .passos {
    grid-template-columns: repeat(2, 1fr);
    row-gap: 2.5rem;
  }
  .bento {
    grid-template-columns: repeat(2, 1fr);
  }
  .card.grande {
    grid-row: auto;
    grid-column: span 2;
    min-height: 340px;
  }
  .card.escuro {
    grid-column: auto;
  }
}

@media (max-width: 600px) {
  .marca img {
    height: 30px;
  }
  .acoes .btn {
    flex: 1 1 100%;
    justify-content: center;
  }
  .passos,
  .bento {
    grid-template-columns: 1fr;
  }
  .card.grande,
  .card.largo,
  .card.escuro {
    grid-column: auto;
  }
  .num {
    padding: 0 0 0 1rem;
  }
  .num b {
    font-size: var(--step-3);
  }
  .hud-a {
    top: 4%;
  }
  .hud b {
    font-size: 1rem;
  }
  .btn-g {
    font-size: var(--step-0);
    white-space: normal;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }
  .revela {
    opacity: 1;
    transform: none;
  }
}