/* ==========================================================================
   Digital Galaxy — Landing page
   Estilos principais (desktop first). Ajustes por tela em responsive.css
   ========================================================================== */

/* Fonts
   ========================================================================== */
@font-face { font-family: "Sora"; font-weight: 400; font-style: normal; font-display: swap; src: url("../fonts/sora-latin-400-normal.woff2") format("woff2"); }
@font-face { font-family: "Sora"; font-weight: 500; font-style: normal; font-display: swap; src: url("../fonts/sora-latin-500-normal.woff2") format("woff2"); }
@font-face { font-family: "Sora"; font-weight: 600; font-style: normal; font-display: swap; src: url("../fonts/sora-latin-600-normal.woff2") format("woff2"); }
@font-face { font-family: "Sora"; font-weight: 700; font-style: normal; font-display: swap; src: url("../fonts/sora-latin-700-normal.woff2") format("woff2"); }
@font-face { font-family: "Orbitron"; font-weight: 700; font-style: normal; font-display: swap; src: url("../fonts/orbitron-latin-700-normal.woff2") format("woff2"); }

/* Variables
   ========================================================================== */
:root {
  /* Cores da marca */
  --color-primary: #3B008E;          /* roxo da logo */
  --color-primary-strong: #5A1AC7;
  --color-secondary: #B794FF;        /* lilás de destaque */
  --color-background: #07010F;
  --color-surface: #0E0620;
  --color-surface-2: #140A2B;
  --color-border: rgba(255, 255, 255, 0.1);
  --color-border-strong: rgba(255, 255, 255, 0.2);
  --color-text: #FFFFFF;
  --color-muted: rgba(255, 255, 255, 0.7);
  --color-subtle: rgba(255, 255, 255, 0.5);
  --color-on-light: #3B008E;         /* texto sobre botão branco */

  /* Tipografia */
  --font-body: "Sora", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-brand: "Orbitron", var(--font-body);

  /* Layout */
  --container-width: 1200px;
  --container-padding: 32px;
  --header-height: 76px;
  --border-radius: 16px;
  --border-radius-sm: 10px;

  /* Espaçamentos (múltiplos de 4/8) */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 16px;
  --space-4: 24px;
  --space-5: 32px;
  --space-6: 48px;
  --space-7: 64px;
  --space-8: 80px;
  --space-9: 96px;
  --space-10: 120px;
  --section-padding: var(--space-10);

  /* Movimento */
  --ease: cubic-bezier(0.2, 0.8, 0.2, 1);
  --duration: 400ms;
}

/* Reset
   ========================================================================== */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: var(--header-height); scrollbar-gutter: stable; }
img, svg { display: block; max-width: 100%; }
ul, ol { list-style: none; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
[hidden] { display: none !important; }

/* Rolagem suave (Lenis, js/vendor/lenis.min.js)
   ========================================================================== */
html.lenis, html.lenis body { height: auto; }
html.lenis { scroll-behavior: auto; }   /* o Lenis cuida da suavidade */
.lenis:not(.lenis-autoToggle).lenis-stopped { overflow: clip; }
.lenis [data-lenis-prevent], .lenis [data-lenis-prevent-wheel], .lenis [data-lenis-prevent-touch] { overscroll-behavior: contain; }
.lenis.lenis-smooth iframe { pointer-events: none; }

/* Base
   ========================================================================== */
body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-background);
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;                  /* clip (e não hidden) para não quebrar o position: sticky */
}

.container {
  width: 100%;
  max-width: calc(var(--container-width) + var(--container-padding) * 2);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.skip-link {
  position: absolute;
  top: -100px;
  left: var(--space-3);
  z-index: 100;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--border-radius-sm);
  background: var(--color-text);
  color: var(--color-on-light);
  font-weight: 600;
}
.skip-link:focus { top: var(--space-3); }

:focus-visible { outline: 2px solid var(--color-secondary); outline-offset: 3px; border-radius: 4px; }

/* Typography
   ========================================================================== */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-3);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-secondary);
}
.eyebrow::before {
  content: "";
  width: 12px;
  height: 12px;
  background: currentColor;
  /* estrela de 4 pontas da marca */
  clip-path: polygon(50% 0, 62% 38%, 100% 50%, 62% 62%, 50% 100%, 38% 62%, 0 50%, 38% 38%);
}

.section__title {
  font-size: clamp(2rem, 1.4rem + 2vw, 3rem);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.025em;
  text-wrap: balance;
}
.section__lead {
  margin-top: var(--space-4);
  max-width: 640px;
  font-size: 1.125rem;
  color: var(--color-muted);
  text-wrap: pretty;
}

/* Buttons
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  min-height: 52px;
  padding: 0 var(--space-5);
  border-radius: 999px;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1;
  white-space: nowrap;
  transition: transform 200ms var(--ease), background-color 200ms var(--ease), border-color 200ms var(--ease), box-shadow 200ms var(--ease);
}
.btn:active { transform: translateY(1px); }
/* Botão principal: seta fina; no hover um gradiente roxo varre o botão e a seta avança */
.btn--primary {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  gap: 10px;
  color: var(--color-on-light);
  background: var(--color-text);
  box-shadow: 0 8px 32px -12px rgba(183, 148, 255, 0.6);
  transition: color 400ms var(--ease), box-shadow 400ms var(--ease), transform 200ms var(--ease);
}
.btn--primary::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(110deg, #3B008E 0%, #5A1AC7 55%, #8f5bff 100%);
  transform: translateX(-101%);
  transition: transform 500ms cubic-bezier(0.7, 0, 0.2, 1);
}
.btn--primary:hover,
.btn--primary:focus-visible {
  color: var(--color-text);
  box-shadow: 0 14px 44px -10px rgba(143, 91, 255, 0.85);
  transform: translateY(-1px);
}
.btn--primary:hover::before,
.btn--primary:focus-visible::before { transform: translateX(0); }

.btn__icon {
  display: inline-flex;
  flex-shrink: 0;
  transition: transform 400ms var(--ease);
}
.btn__icon svg { width: 18px; height: 18px; }
.btn--primary:hover .btn__icon,
.btn--primary:focus-visible .btn__icon { transform: translateX(4px); }
.btn--ghost {
  color: var(--color-text);
  border: 1px solid var(--color-border-strong);
  background: rgba(255, 255, 255, 0.02);
}
.btn--ghost:hover { border-color: rgba(255, 255, 255, 0.5); background: rgba(255, 255, 255, 0.06); }
/* Botão de vidro escuro com partículas; ao passar o mouse, acende uma luz embaixo */
.btn--glow {
  position: relative;
  isolation: isolate;
  color: var(--color-text);
  border: 1px solid rgba(183, 148, 255, 0.3);
  background: linear-gradient(180deg, #140a33 0%, #080318 100%);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.12),
    inset 0 -14px 26px -12px rgba(183, 148, 255, 0),
    0 0 0 4px rgba(183, 148, 255, 0.04);
  transition: border-color 350ms var(--ease), box-shadow 350ms var(--ease), transform 200ms var(--ease);
}
/* Partículas de luz subindo devagar */
.btn--glow::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  border-radius: inherit;
  background-image:
    radial-gradient(1px 1px at 12% 70%, rgba(220, 205, 255, 0.9), transparent),
    radial-gradient(1px 1px at 28% 35%, rgba(183, 148, 255, 0.8), transparent),
    radial-gradient(1.5px 1.5px at 46% 80%, rgba(220, 205, 255, 0.7), transparent),
    radial-gradient(1px 1px at 63% 25%, rgba(183, 148, 255, 0.9), transparent),
    radial-gradient(1px 1px at 78% 60%, rgba(220, 205, 255, 0.8), transparent),
    radial-gradient(1.5px 1.5px at 90% 40%, rgba(183, 148, 255, 0.6), transparent);
  background-size: 100% 52px, 100% 40px, 100% 60px, 100% 46px, 100% 56px, 100% 36px;   /* altura = deslocamento, para o loop não pular */
  opacity: 0.55;
  -webkit-mask: linear-gradient(0deg, #000 30%, transparent 95%);
          mask: linear-gradient(0deg, #000 30%, transparent 95%);
  animation: glow-particles 7s linear infinite;
}
/* Filete de luz na borda de baixo (aparece no hover) */
.btn--glow::after {
  content: "";
  position: absolute;
  top: calc(100% - 1px);
  left: 12%;
  right: 12%;
  height: 1px;
  z-index: -1;
  pointer-events: none;
  background: linear-gradient(90deg, transparent, rgba(236, 228, 255, 0.95), transparent);
  opacity: 0;
  transform: scaleX(0.5);
  transform-origin: top center;
  transition: opacity 400ms var(--ease), transform 500ms var(--ease);
}
.btn--glow:focus-visible {
  border-color: rgba(200, 180, 255, 0.75);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.18),
    inset 0 -14px 26px -12px rgba(183, 148, 255, 0.65),
    0 0 0 4px rgba(183, 148, 255, 0.08);
}
.btn--glow:focus-visible::after { opacity: 1; transform: scaleX(1); }
@media (hover: hover) {
  .btn--glow:hover {
    border-color: rgba(200, 180, 255, 0.75);
    box-shadow:
      inset 0 1px 0 rgba(255, 255, 255, 0.18),
      inset 0 -14px 26px -12px rgba(183, 148, 255, 0.65),
      0 0 0 4px rgba(183, 148, 255, 0.08);
  }
  .btn--glow:hover::after { opacity: 1; transform: scaleX(1); }
  .btn--glow:hover::before { opacity: 0.85; }
}
.btn__label {
  background: linear-gradient(180deg, #fff 35%, #c9bfe8 100%);
  -webkit-background-clip: text;
          background-clip: text;
  color: transparent;
}
@keyframes glow-particles {
  from { background-position: 0 0, 0 0, 0 0, 0 0, 0 0, 0 0; }
  to   { background-position: 0 -52px, 0 -40px, 0 -60px, 0 -46px, 0 -56px, 0 -36px; }
}

.btn--sm { min-height: 44px; padding: 0 var(--space-4); font-size: 0.9375rem; }
.btn--block { width: 100%; white-space: normal; text-align: center; line-height: 1.3; padding: 14px var(--space-4); }

/* Header
   ========================================================================== */
/* Barra transparente de ponta a ponta: logo, botão e hambúrguer */
.header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 70;
  height: var(--header-height);
  border-bottom: 1px solid transparent;
  transition: background-color 300ms var(--ease), border-color 300ms var(--ease);
}
/* Ao rolar, ganha um fundo para continuar legível sobre as seções */
.header.is-scrolled {
  background: rgba(7, 1, 15, 0.6);
  border-bottom-color: var(--color-border);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}
.header.menu-open { background: transparent; border-bottom-color: transparent; backdrop-filter: none; -webkit-backdrop-filter: none; }
.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  height: 100%;
  padding: 0 var(--container-padding);
}
.header__actions { display: flex; align-items: center; gap: var(--space-3); }
.header__cta { transition: color 400ms var(--ease), box-shadow 400ms var(--ease), transform 200ms var(--ease), opacity 300ms var(--ease), visibility 300ms; }
.header.menu-open .header__cta { opacity: 0; visibility: hidden; }

.brand { display: inline-flex; align-items: center; gap: 10px; flex-shrink: 0; }
.brand__mark { width: 32px; height: 32px; }
/* Header: só o símbolo; a estrela de dentro gira enquanto o mouse está em cima */
.brand--mark { color: var(--color-text); transition: color 400ms var(--ease); }
.brand--mark .brand__mark { width: 40px; height: 40px; }
/* O giro é feito em js/main.js (setupLogoSpin), com aceleração e desaceleração suaves */
.brand__star {
  transform-box: fill-box;
  transform-origin: center;
  will-change: transform;
}
.brand__name { font-family: var(--font-brand); font-weight: 700; font-size: 1.0625rem; letter-spacing: 0.02em; }

/* Hambúrguer: três linhas, sem fundo nem borda; viram um X ao abrir */
.menu-toggle {
  display: grid;
  place-content: center;
  gap: 6px;
  width: 44px;
  height: 44px;
  color: var(--color-text);
  cursor: pointer;
  transition: color 400ms var(--ease);
}
.menu-toggle__bar {
  display: block;
  width: 26px;
  height: 2px;
  border-radius: 2px;
  background: currentColor;
  transform-origin: right center;
  transition: transform 600ms cubic-bezier(0.22, 1, 0.36, 1), opacity 250ms ease;
}
/* Hover: as linhas encolhem em tamanhos diferentes, uma depois da outra */
.menu-toggle__bar:nth-child(2) { transition-delay: 60ms; }
.menu-toggle__bar:nth-child(3) { transition-delay: 120ms; }
.menu-toggle:not([aria-expanded="true"]):hover .menu-toggle__bar:nth-child(1) { transform: scaleX(0.55); }
.menu-toggle:not([aria-expanded="true"]):hover .menu-toggle__bar:nth-child(2) { transform: scaleX(1); }
.menu-toggle:not([aria-expanded="true"]):hover .menu-toggle__bar:nth-child(3) { transform: scaleX(0.75); }
.menu-toggle[aria-expanded="true"] .menu-toggle__bar { transform-origin: center; transition-delay: 0ms; }
.menu-toggle[aria-expanded="true"] { color: #1b0a3d; }
.menu-toggle[aria-expanded="true"] .menu-toggle__bar:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] .menu-toggle__bar:nth-child(2) { opacity: 0; transform: scaleX(0.2); }
.menu-toggle[aria-expanded="true"] .menu-toggle__bar:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

/* Fundo do menu: desfoca e escurece a página */
.menu-overlay {
  position: fixed;
  inset: 0;
  z-index: 60;
  background: rgba(7, 1, 15, 0.45);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  opacity: 0;
  visibility: hidden;
  will-change: opacity;
  transition: opacity 450ms ease, visibility 0s linear 450ms;
}
.menu-overlay.is-open { opacity: 1; visibility: visible; transition: opacity 550ms ease, visibility 0s; }

/* Painel lateral */
.nav {
  position: fixed;
  inset: 0 0 0 auto;
  z-index: 65;
  display: flex;
  flex-direction: column;
  width: min(480px, 100%);
  padding: calc(var(--header-height) + var(--space-6)) var(--container-padding) var(--container-padding);
  overflow: hidden auto;                  /* sem rolagem lateral durante a cascata dos links */
  overscroll-behavior: contain;
  color: #1b0a3d;
  background: #f3f0fa;
  transform: translate3d(100%, 0, 0);
  visibility: hidden;
  will-change: transform;                 /* camada própria na GPU: desliza sem repintar */
  contain: layout paint;
  transition: transform 550ms cubic-bezier(0.4, 0, 0.2, 1), visibility 0s linear 550ms;
}
.nav.is-open {
  transform: translate3d(0, 0, 0);
  visibility: visible;
  transition: transform 750ms cubic-bezier(0.22, 1, 0.36, 1), visibility 0s;
}
.nav__list { display: grid; gap: 2px; margin: 0 calc(var(--space-3) * -1); }
.nav__link {
  display: block;
  padding: 4px var(--space-3);
  font-size: clamp(2.25rem, 1.7rem + 2.2vw, 3rem);
  font-weight: 400;
  line-height: 1.3;
  letter-spacing: -0.035em;
  transition: background-color 250ms var(--ease), color 250ms var(--ease);
}
.nav__link:hover,
.nav__link:focus-visible { color: #fff; background: var(--color-primary-strong); }
/* Links e botão entram em cascata */
.nav__list li,
.nav__footer {
  opacity: 0;
  translate: 28px 0;
  transition: opacity 200ms ease, translate 200ms ease;
}
.nav.is-open .nav__list li,
.nav.is-open .nav__footer {
  opacity: 1;
  translate: 0 0;
  transition: opacity 500ms ease var(--delay, 0ms), translate 750ms cubic-bezier(0.22, 1, 0.36, 1) var(--delay, 0ms);
}
.nav__list li:nth-child(1) { --delay: 120ms; }
.nav__list li:nth-child(2) { --delay: 180ms; }
.nav__list li:nth-child(3) { --delay: 240ms; }
.nav__list li:nth-child(4) { --delay: 300ms; }
.nav__list li:nth-child(5) { --delay: 360ms; }
.nav__footer { --delay: 440ms; margin-top: auto; padding-top: var(--space-6); }
.nav__cta { color: #fff; background: var(--color-primary); box-shadow: none; }


/* Hero
   ========================================================================== */
.hero {
  --bh: min(780px, 90vw);            /* diâmetro do miolo escuro */
  --fold: 0;                         /* 0 → 1 enquanto a seção seguinte cobre o hero (js/main.js) */
  position: sticky;
  top: 0;
  z-index: 0;
  overflow: hidden;
  display: flex;
  align-items: center;
  min-height: max(100svh, calc(var(--bh) + var(--header-height) + 96px));
  padding: var(--header-height) 0 0;
  background: #000;
}
.hero__content {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  max-width: 680px;
  text-align: center;
}
.hero__title {
  font-size: clamp(2.25rem, 1.5rem + 2.6vw, 3.5rem);
  font-weight: 600;
  line-height: 1.06;
  letter-spacing: -0.035em;
  text-wrap: balance;
}
.hero__lead {
  margin-top: var(--space-4);
  max-width: 580px;
  font-size: 1.1875rem;
  color: var(--color-muted);
  text-wrap: pretty;
}
.hero__actions { display: flex; flex-wrap: wrap; justify-content: center; gap: var(--space-3); margin-top: var(--space-6); }

/* Galáxia espiral (fundo do hero)
   .blackhole marca centro e tamanho do miolo escuro; o canvas é desenhado por js/main.js.
   Sem JS, .blackhole mostra um anel estático como alternativa.
   ========================================================================== */
.blackhole {
  position: absolute;
  z-index: 0;
  top: calc(50% + var(--header-height) / 2);
  left: 50%;
  width: var(--bh);
  height: var(--bh);
  transform: translate(-50%, -50%);
  border-radius: 50%;
  pointer-events: none;
  box-shadow:
    0 0 0 2px rgba(183, 148, 255, 0.8),
    0 0 40px 6px rgba(90, 26, 199, 0.7),
    0 0 160px 40px rgba(59, 0, 142, 0.45),
    inset 0 0 60px rgba(90, 26, 199, 0.35);
}
.blackhole-canvas {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  /* Zoom da galáxia durante a dobra, a partir do centro escuro */
  transform: scale(calc(1 + var(--fold) * 0.5));
  transform-origin: 50% calc(50% + var(--header-height) / 2);
}
.hero__content {
  opacity: calc(1 - var(--fold) * 0.9);
  transform: translateY(calc(var(--fold) * -48px)) scale(calc(1 + var(--fold) * 0.08));
}
.hero.is-covered { visibility: hidden; }

/* Dobra: as seções seguintes sobem por cima do hero */
:where(main > section:not(.hero)) {
  position: relative;
  z-index: 1;
  background: var(--color-background);
}
.js .blackhole { box-shadow: none; }

/* Céu estrelado (gerado por js/main.js) */
.starfield { position: absolute; inset: 0; z-index: 0; pointer-events: none; overflow: hidden; }
.star {
  position: absolute;
  border-radius: 50%;
  background: #fff;
  opacity: 0;
  animation: twinkle var(--dur, 5s) ease-in-out var(--delay, 0s) infinite;
}
@keyframes twinkle {
  0%, 100% { opacity: 0; transform: scale(0.6); }
  50% { opacity: var(--max, 0.7); transform: scale(1); }
}

/* Manifesto: forma de trabalhar, num painel em gradiente
   (preto → roxo → lilás) com textura granulada. É a dobra que sobe sobre o hero.
   ========================================================================== */
.manifesto {
  overflow: hidden;
  isolation: isolate;
  border-radius: 32px 32px 0 0;
  box-shadow: 0 -40px 80px -20px rgba(0, 0, 0, 0.7);
  background: linear-gradient(180deg, #07010F 0%, #0d0326 22%, #1f0a55 48%, #3B008E 68%, #6a35e0 86%, #a98bff 100%);
}
/* Grão */
.manifesto::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  opacity: 0.22;
  mix-blend-mode: overlay;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
.manifesto__inner { padding-top: var(--space-9); padding-bottom: calc(var(--space-10) + 32px); }

.manifesto__top {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
  gap: var(--space-8);
  align-items: start;
}
.manifesto__title {
  margin-top: var(--space-4);
  font-size: clamp(2.5rem, 1.4rem + 3.6vw, 4.5rem);
  font-weight: 400;
  line-height: 1.04;
  letter-spacing: -0.04em;
  text-wrap: balance;
}
.manifesto__side { padding-top: calc(var(--space-4) + 1.75rem); }
.manifesto__lead { max-width: 380px; font-size: 1.125rem; line-height: 1.5; color: rgba(255, 255, 255, 0.86); }
.manifesto__actions { display: flex; flex-wrap: wrap; gap: var(--space-2); margin-top: var(--space-5); }

.manifesto__principles {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  margin-top: var(--space-9);
}
.principle { padding-top: var(--space-4); border-top: 1px solid rgba(255, 255, 255, 0.22); }
.principle__index { font-family: var(--font-brand); font-size: 0.8125rem; letter-spacing: 0.08em; color: var(--color-secondary); }
.principle__title { margin-top: var(--space-4); font-size: 1.25rem; font-weight: 500; line-height: 1.25; letter-spacing: -0.015em; }
.principle__text { margin-top: var(--space-2); font-size: 0.9375rem; color: rgba(255, 255, 255, 0.8); }

/* A seção seguinte sobe com cantos arredondados sobre o fim claro do gradiente */
.section--services { margin-top: -32px; border-radius: 32px 32px 0 0; }

/* Sections
   ========================================================================== */
.section { padding: var(--section-padding) 0; }
.section--alt { background: var(--color-surface); border-block: 1px solid var(--color-border); }
.section__header { max-width: 720px; margin-bottom: var(--space-7); }
.section__header--center { margin-inline: auto; text-align: center; }
.section__header--center .section__lead { margin-inline: auto; }

/* Cards (princípios, serviços)
   ========================================================================== */
.cards { display: grid; gap: var(--space-4); }
.cards--3 { grid-template-columns: repeat(3, 1fr); }
.cards--4 { grid-template-columns: repeat(4, 1fr); }
.card {
  position: relative;
  padding: var(--space-5);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.01));
  transition: border-color 300ms var(--ease), transform 300ms var(--ease), background-color 300ms var(--ease);
}
.card:hover { border-color: rgba(183, 148, 255, 0.4); transform: translateY(-4px); }
.card__index {
  display: block;
  margin-bottom: var(--space-5);
  font-family: var(--font-brand);
  font-size: 0.875rem;
  color: var(--color-secondary);
}
.card__title { font-size: 1.1875rem; font-weight: 600; line-height: 1.3; letter-spacing: -0.01em; }
.card__meta { margin-top: var(--space-1); font-size: 0.875rem; color: var(--color-secondary); }
.card__text { margin-top: var(--space-3); font-size: 0.9375rem; color: var(--color-muted); }
.section--alt .card { background: linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.015)); }

/* Serviços: título à esquerda, carrossel de cards verticais à direita
   ========================================================================== */
.services {
  display: grid;
  grid-template-columns: minmax(0, 340px) minmax(0, 1fr);
  gap: var(--space-7);
  /* Alinha a coluna da esquerda com o container; a direita vai até a borda da tela */
  padding-left: max(var(--container-padding), calc((100% - var(--container-width)) / 2));
}
.services__header { display: flex; flex-direction: column; align-items: flex-start; padding: var(--space-3) 0; }
.services__header .section__lead { margin-top: var(--space-4); }
.services__cta { margin-top: auto; }

.services__carousel { position: relative; min-width: 0; }
.services__track {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  /* folga para o card não ser cortado enquanto vira */
  padding: 32px var(--container-padding) 32px 16px;
  margin: -32px 0 -32px -16px;
  scroll-padding-left: 16px;
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
  overscroll-behavior-x: contain;
}
.services__track::-webkit-scrollbar { display: none; }

/* Card que vira: frente com imagem, verso branco com a descrição (js/main.js) */
.service {
  position: relative;
  flex: 0 0 clamp(300px, 30vw, 420px);
  aspect-ratio: 340 / 520;
  scroll-snap-align: start;
  perspective: 1400px;
}
/* Vira ao clicar em "Saiba mais" (js/main.js) */
.service__inner {
  position: absolute;
  inset: 0;
  transform-style: preserve-3d;
  transform: rotateY(var(--flip, 0deg));
  transition: transform 800ms cubic-bezier(0.2, 0.8, 0.2, 1);
}
.service.is-flipped { --flip: 180deg; }
.service__face {
  position: absolute;
  inset: 0;
  overflow: hidden;
  border-radius: 14px;
  isolation: isolate;
  -webkit-backface-visibility: hidden;
          backface-visibility: hidden;
}

/* Frente */
.service__face--front {
  /* Fundo provisório para os cards ainda sem imagem */
  background:
    radial-gradient(120% 80% at 80% 0%, rgba(143, 91, 255, 0.55), transparent 60%),
    linear-gradient(160deg, #2a0a6b 0%, #140a2b 55%, #07010F 100%);
}
.service:nth-child(3n + 2) .service__face--front { background: radial-gradient(120% 80% at 10% 10%, rgba(183, 148, 255, 0.45), transparent 60%), linear-gradient(200deg, #3B008E 0%, #1a0845 60%, #07010F 100%); }
.service:nth-child(3n) .service__face--front { background: radial-gradient(100% 70% at 50% 0%, rgba(90, 26, 199, 0.7), transparent 65%), linear-gradient(180deg, #1c0a4a 0%, #0E0620 100%); }
.service__media {
  position: absolute;
  inset: 0;
  z-index: -2;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 50%;
  transition: transform 900ms var(--ease);
}
.service:hover .service__media { transform: scale(1.05); }
.service__placeholder {
  position: absolute;
  top: 12%;
  left: 50%;
  z-index: -2;
  width: 46%;
  translate: -50% 0;
  fill: none;
  stroke: rgba(183, 148, 255, 0.35);
  stroke-width: 0.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}
/* Escurece a base para o texto ficar legível sobre qualquer imagem */
.service__face--front::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(180deg, transparent 35%, rgba(7, 1, 15, 0.55) 62%, rgba(7, 1, 15, 0.92) 100%);
}
.service__body {
  position: absolute;
  inset: auto 0 0;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: 0 var(--space-5) var(--space-5);
}
.service__tag {
  padding: 5px 14px;
  border-radius: 999px;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-text);
  background: linear-gradient(110deg, #5A1AC7, #8f5bff);
}
/* Título e subtítulo sempre em uma linha, para todos os cards terem o mesmo layout */
.service__title,
.service__text { max-width: 100%; overflow: hidden; white-space: nowrap; text-overflow: ellipsis; }
.service__title { margin-top: var(--space-3); font-size: 1.375rem; font-weight: 600; line-height: 1.2; letter-spacing: -0.015em; }
.service__text { margin-top: 6px; font-size: 0.875rem; line-height: 1.35; color: rgba(255, 255, 255, 0.85); }
.service__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: var(--space-3);
  padding: 8px 14px 8px 16px;
  border: 1.5px solid rgba(255, 255, 255, 0.9);
  border-radius: 999px;
  font: inherit;
  font-size: 0.8125rem;
  font-weight: 600;
  color: inherit;
  background: none;
  cursor: pointer;
  transition: background-color 250ms var(--ease), color 250ms var(--ease);
}
.service__link:hover { color: var(--color-on-light); background: var(--color-text); }
/* Seta diagonal: avança um pouco quando o card recebe o mouse */
.service__arrow {
  width: 14px;
  height: 14px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: translate 300ms var(--ease);
}
.service:hover .service__arrow { translate: 2px -2px; }

/* Verso: vidro fosco sobre a imagem do próprio card, com a descrição do serviço.
   --img é definido em js/main.js na primeira vez que o card recebe o mouse ou o clique. */
.service__face--back {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: var(--space-5);
  border: 1px solid rgba(255, 255, 255, 0.28);
  color: var(--color-text);
  background: linear-gradient(160deg, #3a1a8a 0%, #1a0845 60%, #0E0620 100%);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.35), inset 0 0 40px rgba(183, 148, 255, 0.12);
  transform: rotateY(180deg);
}
/* A imagem do card, espelhada e bem desfocada: é o que se "vê através" do vidro */
.service__face--back::before {
  content: "";
  position: absolute;
  inset: -40px;
  z-index: -2;
  background: var(--img, none) center / cover no-repeat;
  filter: blur(26px) saturate(1.35);
  transform: scaleX(-1);
}
/* Película do vidro: leve névoa clara em cima e escurecido embaixo para o texto ler bem */
.service__face--back::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.22) 0%, rgba(255, 255, 255, 0.04) 38%, rgba(255, 255, 255, 0) 60%),
    linear-gradient(180deg, rgba(14, 6, 32, 0.35) 0%, rgba(14, 6, 32, 0.62) 100%);
}
.service__back {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  color: var(--color-text);
  background: rgba(255, 255, 255, 0.08);
  cursor: pointer;
  transition: background-color 250ms var(--ease), color 250ms var(--ease);
}
.service__back:hover { color: var(--color-on-light); background: var(--color-text); }
.service__back svg { width: 14px; height: 14px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; }
.service__back-title {
  margin-top: var(--space-5);
  font-size: clamp(1.625rem, 1.3rem + 1vw, 2rem);
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: -0.025em;
}
.service__desc { margin-top: var(--space-3); font-size: 1rem; line-height: 1.55; color: rgba(255, 255, 255, 0.88); }
.service__cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: auto;
  padding: 12px 18px;
  border-radius: 999px;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-on-light);
  background: var(--color-text);
  transition: background-color 250ms var(--ease), color 250ms var(--ease);
}
.service__cta:hover { color: var(--color-text); background: var(--color-primary-strong); }
.service__cta svg { width: 16px; height: 16px; transition: translate 300ms var(--ease); }
.service__cta:hover svg { translate: 3px 0; }

/* Setas acima dos cards, à direita */
.services__bar {
  position: relative;
  z-index: 2;                           /* acima da folga do trilho, para as setas receberem o clique */
  display: flex;
  justify-content: flex-end;
  margin-bottom: var(--space-4);
  padding-right: var(--container-padding);
}
.services__nav { display: flex; gap: 8px; flex-shrink: 0; }
.services__arrow {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 50%;
  color: var(--color-text);
  background: rgba(255, 255, 255, 0.05);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.12);
  transition: background-color 300ms var(--ease), border-color 300ms var(--ease), opacity 300ms var(--ease);
}
.services__arrow:hover { background: rgba(90, 26, 199, 0.55); border-color: rgba(183, 148, 255, 0.6); }
.services__arrow:disabled { opacity: 0.3; pointer-events: none; }
.services__arrow svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; transition: translate 300ms var(--ease); }
.services__arrow--prev:hover svg { translate: -2px 0; }
.services__arrow--next:hover svg { translate: 2px 0; }

/* Projects (projetos avulsos)
   ========================================================================== */
.projects { display: grid; grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr); gap: var(--space-8); align-items: start; }
.projects__header { margin-bottom: 0; }
.projects__header .btn { margin-top: var(--space-5); }
.projects__list { border-top: 1px solid var(--color-border); }
/* Cada item abre no hover (ou no foco/toque) e mostra a explicação do serviço */
.project {
  padding: var(--space-4) 0;
  border-bottom: 1px solid var(--color-border);
  outline: none;
}
.project__head { display: flex; align-items: center; justify-content: space-between; gap: var(--space-4); }
.project__name {
  font-size: clamp(1.25rem, 1.1rem + 0.6vw, 1.5rem);
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: -0.015em;
  transition: color 300ms var(--ease);
}
.project__more {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 450ms var(--ease);
}
.project__more-inner { min-height: 0; overflow: hidden; }
.project__text {
  max-width: 52ch;
  padding-top: var(--space-2);
  font-size: 0.9375rem;
  color: var(--color-muted);
  opacity: 0;
  transform: translateY(-4px);
  transition: opacity 350ms var(--ease), transform 450ms var(--ease);
}
.project:hover .project__more,
.project:focus .project__more { grid-template-rows: 1fr; }
.project:hover .project__text,
.project:focus .project__text { opacity: 1; transform: none; }
.project:hover .project__name,
.project:focus .project__name { color: var(--color-secondary); }
.project:focus-visible .project__head { outline: 2px solid var(--color-secondary); outline-offset: 6px; border-radius: 6px; }

/* Destaque do desconto no texto da seção */
.discount { font-weight: 600; white-space: nowrap; color: var(--color-secondary); }

/* FAQ
   ========================================================================== */
.faq { display: grid; grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr); gap: var(--space-8); align-items: start; }
.faq__header { margin-bottom: 0; position: sticky; top: calc(var(--header-height) + var(--space-5)); }
.faq__list { border-top: 1px solid var(--color-border); }
.faq__item { border-bottom: 1px solid var(--color-border); }
.faq__question {
  position: relative;
  display: block;
  padding: var(--space-4) var(--space-7) var(--space-4) 0;
  font-size: 1.0625rem;
  font-weight: 500;
  line-height: 1.45;
  cursor: pointer;
  list-style: none;
  transition: color 200ms var(--ease);
}
.faq__question::-webkit-details-marker { display: none; }
.faq__question:hover { color: var(--color-secondary); }
.faq__question::after {
  content: "";
  position: absolute;
  right: 4px;
  top: 50%;
  width: 28px;
  height: 28px;
  margin-top: -14px;
  border-radius: 50%;
  border: 1px solid var(--color-border-strong);
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23fff' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='M12 6v12M6 12h12'/%3E%3C/svg%3E") center / 14px no-repeat;
  transition: transform 300ms var(--ease), background-color 300ms var(--ease);
}
.faq__item[open] .faq__question::after { transform: rotate(45deg); background-color: rgba(255, 255, 255, 0.08); }
.faq__answer { padding: 0 var(--space-7) var(--space-4) 0; color: var(--color-muted); }
.faq__item[open] .faq__answer { animation: fade-down 300ms var(--ease); }
@keyframes fade-down { from { opacity: 0; transform: translateY(-6px); } }

/* CTA
   ========================================================================== */
.cta {
  position: relative;
  overflow: hidden;
  padding: var(--space-10) 0;
  text-align: center;
  background:
    radial-gradient(700px 400px at 50% 110%, rgba(90, 26, 199, 0.55), transparent 70%),
    linear-gradient(180deg, var(--color-background), #120428);
  border-top: 1px solid var(--color-border);
}
.cta__inner { position: relative; z-index: 1; max-width: 760px; }
.cta__mark { width: 56px; height: 56px; margin: 0 auto var(--space-5); }
.cta__title {
  font-size: clamp(2rem, 1.4rem + 2.4vw, 3.25rem);
  font-weight: 600;
  line-height: 1.12;
  letter-spacing: -0.03em;
  text-wrap: balance;
}
.cta__text { margin: var(--space-4) auto 0; max-width: 560px; font-size: 1.125rem; color: var(--color-muted); }
.cta__actions { display: flex; flex-wrap: wrap; justify-content: center; gap: var(--space-3); margin-top: var(--space-6); }

/* Footer
   ========================================================================== */
.footer { padding: var(--space-8) 0 var(--space-5); border-top: 1px solid var(--color-border); background: var(--color-background); }
.footer__grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: var(--space-6); }
.footer__tagline { margin-top: var(--space-3); max-width: 320px; font-size: 0.9375rem; color: var(--color-muted); }
.footer__heading { margin-bottom: var(--space-3); font-size: 0.8125rem; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; color: var(--color-subtle); }
.footer__col ul { display: grid; gap: 12px; }
.footer__col a { font-size: 0.9375rem; color: var(--color-muted); transition: color 200ms var(--ease); }
.footer__col a:hover { color: var(--color-text); }
.footer__bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-3);
  margin-top: var(--space-7);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border);
  font-size: 0.875rem;
  color: var(--color-subtle);
}

/* Animations (reveal no scroll — ativado por js/main.js)
   ========================================================================== */
.js .reveal { opacity: 0; transform: translateY(16px); transition: opacity 600ms var(--ease), transform 600ms var(--ease); }
.js .reveal.is-visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
  .js .reveal { opacity: 1; transform: none; }
  .star { opacity: calc(var(--max, 0.7) * 0.5); }
}