/* ============================================================
   MARCOS SATURNO — marcossaturno.com
   Identidade: "cockpit sutil" — HUD escuro, linhas finas, tipografia técnica
   Paleta:
     Fundo cabine ...... #070B14
     Painel ............ #0D1526
     Verde-radar ....... #34E3A6  (primária / CTAs)
     Ciano ............. #5AC8FA  (secundária)
     Âmbar ............. #FFB454  (destaques / badges)
     Texto ............. #E8EFFB   Muted: #93A3BC
   Tipografia: Space Grotesk (títulos) · Inter (texto) · JetBrains Mono (labels HUD)
   ============================================================ */

:root {
  --bg: #070B14;
  --panel: #0D1526;
  --panel-2: #111B30;
  --line: rgba(148, 178, 224, 0.14);
  --ink: #E8EFFB;
  --muted: #93A3BC;
  --hud: #34E3A6;
  --hud-dim: rgba(52, 227, 166, 0.12);
  --cyan: #5AC8FA;
  --amber: #FFB454;
  --radius: 12px;
  --font-display: "Space Grotesk", system-ui, sans-serif;
  --font-body: "Inter", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  background:
    radial-gradient(1200px 600px at 70% -10%, rgba(90, 200, 250, 0.06), transparent 60%),
    radial-gradient(900px 500px at 10% 110%, rgba(52, 227, 166, 0.05), transparent 60%),
    var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

/* Campo de estrelas sutil — a vista pelo parabrisa (custo zero de JS) */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    radial-gradient(1.5px 1.5px at 12% 18%, rgba(232, 239, 251, 0.55), transparent),
    radial-gradient(1px 1px at 28% 64%, rgba(232, 239, 251, 0.4), transparent),
    radial-gradient(1.5px 1.5px at 41% 32%, rgba(90, 200, 250, 0.4), transparent),
    radial-gradient(1px 1px at 55% 78%, rgba(232, 239, 251, 0.35), transparent),
    radial-gradient(2px 2px at 63% 12%, rgba(232, 239, 251, 0.45), transparent),
    radial-gradient(1px 1px at 72% 48%, rgba(52, 227, 166, 0.35), transparent),
    radial-gradient(1.5px 1.5px at 84% 70%, rgba(232, 239, 251, 0.45), transparent),
    radial-gradient(1px 1px at 91% 26%, rgba(232, 239, 251, 0.4), transparent),
    radial-gradient(1px 1px at 8% 86%, rgba(90, 200, 250, 0.3), transparent),
    radial-gradient(1.5px 1.5px at 47% 92%, rgba(232, 239, 251, 0.3), transparent);
  opacity: 0.5;
  z-index: 0;
}

main, header, footer { position: relative; z-index: 1; }

.wrap { max-width: 1080px; margin: 0 auto; padding: 0 20px; }

/* ---------- Topbar ---------- */
.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(12px);
  background: rgba(7, 11, 20, 0.82);
  border-bottom: 1px solid var(--line);
}
.topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 20px;
  max-width: 1080px;
  margin: 0 auto;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--ink);
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: 0.04em;
}
.brand svg { flex: none; }
.brand .callsign { font-size: 15px; }
.brand .callsign span { color: var(--hud); }

.nav { display: flex; align-items: center; gap: 18px; }
.nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 14px;
  transition: color 0.2s;
}
.nav a:hover { color: var(--ink); }
.nav .nav-links { display: flex; gap: 18px; }

.lang-toggle {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--muted);
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 6px 12px;
  cursor: pointer;
  transition: border-color 0.2s, color 0.2s;
}
.lang-toggle:hover { border-color: var(--hud); color: var(--hud); }
.lang-toggle b { color: var(--hud); font-weight: 600; }

/* ---------- Elementos HUD ---------- */
.chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--hud);
  border: 1px solid color-mix(in srgb, var(--hud) 32%, transparent);
  background: var(--hud-dim);
  border-radius: 999px;
  padding: 6px 14px;
}
.chip::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--hud);
  animation: pulse 2.4s ease-in-out infinite;
}
.chip.amber { color: var(--amber); border-color: rgba(255, 180, 84, 0.35); background: rgba(255, 180, 84, 0.08); }
.chip.amber::before { background: var(--amber); }

@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.35; } }

/* Moldura com cantos de HUD */
.hud-frame { position: relative; padding: 28px; }
.hud-frame::before, .hud-frame::after,
.hud-frame > .corner::before, .hud-frame > .corner::after {
  content: "";
  position: absolute;
  width: 18px;
  height: 18px;
  border: 2px solid var(--hud);
  opacity: 0.7;
}
.hud-frame::before { top: 0; left: 0; border-right: 0; border-bottom: 0; }
.hud-frame::after { top: 0; right: 0; border-left: 0; border-bottom: 0; }
.hud-frame > .corner::before { bottom: 0; left: 0; border-right: 0; border-top: 0; }
.hud-frame > .corner::after { bottom: 0; right: 0; border-left: 0; border-top: 0; }

/* ---------- Tipografia ---------- */
h1, h2, h3 { font-family: var(--font-display); line-height: 1.15; letter-spacing: -0.01em; }
h1 { font-size: clamp(2.1rem, 6vw, 3.6rem); font-weight: 700; }
h2 { font-size: clamp(1.5rem, 4vw, 2.2rem); font-weight: 700; }
h3 { font-size: 1.1rem; font-weight: 600; }
.lead { color: var(--muted); font-size: clamp(1rem, 2.5vw, 1.15rem); max-width: 62ch; }
.mono-label {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
}
.accent { color: var(--hud); }

/* ---------- Botões ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 15px;
  text-decoration: none;
  border-radius: 10px;
  padding: 13px 24px;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform 0.15s, box-shadow 0.2s, background 0.2s, border-color 0.2s;
}
.btn-primary {
  background: var(--hud);
  color: #04120C;
  box-shadow: 0 0 24px color-mix(in srgb, var(--hud) 25%, transparent);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 4px 32px color-mix(in srgb, var(--hud) 40%, transparent); }
.btn-ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--line);
}
.btn-ghost:hover { border-color: var(--hud); color: var(--hud); }

/* ---------- Seções ---------- */
section { padding: 72px 0; }
.section-head { margin-bottom: 40px; }
.section-head .chip, .section-head .mono-label { margin-bottom: 14px; display: inline-flex; }
.section-head h2 { margin-bottom: 10px; }

/* ---------- Hero ---------- */
.hero { padding: 88px 0 64px; }
.hero .chip { margin-bottom: 22px; }
.hero h1 { margin-bottom: 18px; }
.hero .lead { margin-bottom: 32px; }
.hero-ctas { display: flex; flex-wrap: wrap; gap: 14px; }

/* Instrumentos (métricas rápidas) */
.instruments {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  margin-top: 48px;
}
.instrument { background: var(--panel); padding: 18px 16px; }
.instrument .value {
  font-family: var(--font-mono);
  font-size: clamp(1.3rem, 3vw, 1.7rem);
  font-weight: 700;
  color: var(--hud);
}
.instrument .label { font-size: 12.5px; color: var(--muted); margin-top: 4px; }

/* ---------- Fluxo guiado (plano de voo) ---------- */
.flow-panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: clamp(24px, 5vw, 44px);
}
.flow-progress {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 28px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--muted);
}
.flow-progress .bar {
  flex: 1;
  height: 3px;
  background: var(--line);
  border-radius: 2px;
  overflow: hidden;
}
.flow-progress .bar i {
  display: block;
  height: 100%;
  background: var(--hud);
  width: 0%;
  transition: width 0.4s ease;
}
.flow-step { display: none; }
.flow-step.active { display: block; animation: fadeUp 0.35s ease; }
@keyframes fadeUp { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }

.flow-step h3 { font-size: clamp(1.2rem, 3vw, 1.5rem); margin-bottom: 22px; }
.option-grid { display: grid; gap: 12px; }
@media (min-width: 720px) { .option-grid { grid-template-columns: repeat(3, 1fr); } }
.option-card {
  text-align: left;
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px 18px;
  cursor: pointer;
  color: var(--ink);
  font-family: var(--font-body);
  transition: border-color 0.2s, transform 0.15s, background 0.2s;
}
.option-card:hover {
  border-color: var(--hud);
  transform: translateY(-2px);
  background: color-mix(in srgb, var(--hud) 5%, transparent);
}
.option-card .opt-code {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.14em;
  color: var(--hud);
  display: block;
  margin-bottom: 8px;
}
.option-card strong { display: block; font-family: var(--font-display); font-size: 15.5px; margin-bottom: 6px; }
.option-card span { font-size: 13.5px; color: var(--muted); line-height: 1.5; }

.flow-back {
  margin-top: 20px;
  background: none;
  border: none;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  cursor: pointer;
}
.flow-back:hover { color: var(--hud); }

/* Resultado do fluxo */
.flow-result { text-align: left; }
.flow-result .chip { margin-bottom: 18px; }
.flow-result h3 { margin-bottom: 12px; }
.flow-result p { color: var(--muted); margin-bottom: 26px; max-width: 58ch; }

/* ---------- Cards de pilares / provas ---------- */
.card-grid { display: grid; gap: 16px; }
@media (min-width: 720px) { .card-grid { grid-template-columns: repeat(3, 1fr); } }
.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px 22px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: border-color 0.2s, transform 0.15s;
}
a.card { text-decoration: none; color: var(--ink); }
a.card:hover { border-color: var(--hud); transform: translateY(-3px); }
.card .route-code {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.16em;
  color: var(--amber);
}
.card h3 { font-size: 1.15rem; }
.card p { color: var(--muted); font-size: 14.5px; flex: 1; }
.card .card-link { color: var(--hud); font-size: 14px; font-weight: 600; font-family: var(--font-display); }

/* Provas com número grande */
.proof-grid { display: grid; gap: 16px; }
@media (min-width: 720px) { .proof-grid { grid-template-columns: repeat(2, 1fr); } }
.proof {
  background: var(--panel);
  border: 1px solid var(--line);
  border-left: 3px solid var(--hud);
  border-radius: var(--radius);
  padding: 24px 22px;
}
.proof .big {
  font-family: var(--font-mono);
  font-size: clamp(1.6rem, 4vw, 2.2rem);
  font-weight: 700;
  color: var(--hud);
  display: block;
  margin-bottom: 6px;
}
.proof h3 { margin-bottom: 6px; }
.proof p { color: var(--muted); font-size: 14.5px; }
.proof .fine { font-size: 12px; color: var(--muted); opacity: 0.7; display: block; margin-top: 8px; }

/* Sintomas (dores) */
.symptoms { display: grid; gap: 10px; max-width: 720px; }
.symptom {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 14px 16px;
  font-size: 15px;
  color: var(--muted);
}
.symptom::before {
  content: "▸";
  color: var(--amber);
  flex: none;
  font-family: var(--font-mono);
}

/* ---------- Processo (etapas de voo) ---------- */
.process { display: grid; gap: 14px; counter-reset: step; }
@media (min-width: 720px) { .process { grid-template-columns: repeat(4, 1fr); } }
.process .step {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px 18px;
  position: relative;
}
.process .step::before {
  counter-increment: step;
  content: "0" counter(step);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--hud);
  display: block;
  margin-bottom: 10px;
}
.process .step h3 { font-size: 1rem; margin-bottom: 6px; }
.process .step p { font-size: 13.5px; color: var(--muted); }

/* ---------- Sobre ---------- */
.about-grid { display: grid; gap: 32px; align-items: start; }
@media (min-width: 800px) { .about-grid { grid-template-columns: 1.4fr 1fr; } }
.about-facts { display: grid; gap: 10px; }
.fact {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  border-bottom: 1px dashed var(--line);
  padding: 10px 2px;
  font-size: 14px;
}
.fact .k { font-family: var(--font-mono); font-size: 11.5px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); }
.fact .v { color: var(--ink); text-align: right; }

/* ---------- Formulário ---------- */
.form-panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: clamp(24px, 5vw, 40px);
  max-width: 640px;
}
.form-grid { display: grid; gap: 16px; }
@media (min-width: 640px) { .form-grid.two { grid-template-columns: 1fr 1fr; } }
.field label {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 7px;
}
.field input, .field select, .field textarea {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 15px;
  padding: 12px 14px;
  transition: border-color 0.2s;
}
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none;
  border-color: var(--hud);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--hud) 12%, transparent);
}
.field textarea { resize: vertical; min-height: 120px; }
.form-note { font-size: 12.5px; color: var(--muted); margin-top: 14px; }
/* honeypot */
.hp-field { position: absolute; left: -9999px; opacity: 0; height: 0; overflow: hidden; }

/* ---------- Footer ---------- */
footer {
  border-top: 1px solid var(--line);
  padding: 40px 0 48px;
  margin-top: 40px;
}
.footer-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  justify-content: space-between;
  align-items: flex-start;
}
.footer-inner .mono-label { display: block; margin-bottom: 10px; }
.footer-links { display: grid; gap: 6px; }
.footer-links a { color: var(--muted); text-decoration: none; font-size: 14px; }
.footer-links a:hover { color: var(--hud); }
.footer-bottom {
  margin-top: 32px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--muted);
  opacity: 0.7;
}

/* ---------- Utilidades ---------- */
.mt-16 { margin-top: 16px; }
.mt-32 { margin-top: 32px; }
.center { text-align: center; }
.hidden { display: none !important; }

/* Mobile: nav compacta */
@media (max-width: 640px) {
  .nav .nav-links { display: none; }
  section { padding: 56px 0; }
  .hero { padding: 64px 0 48px; }
}

/* ---------- Temas por rota (o accent muda com a dor do cliente) ---------- */
body.theme-cyan {
  --hud: #5AC8FA;
  --hud-dim: rgba(90, 200, 250, 0.12);
}
body.theme-cyan .btn-primary { color: #041420; }
body.theme-amber {
  --hud: #FFB454;
  --hud-dim: rgba(255, 180, 84, 0.12);
}
body.theme-amber .btn-primary { color: #1A1104; }

/* ---------- Modo cockpit: viewport fixa, conteúdo em crossfade ----------
   Aplicado via JS (body.fullpage). Sem JS, o site rola normalmente.       */
body.fullpage {
  height: 100vh;
  height: 100dvh;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
body.fullpage main {
  flex: 1;
  position: relative;
  overflow: hidden;
}
body.fullpage .panel {
  position: absolute;
  inset: 0;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  display: flex;
  flex-direction: column;
  opacity: 0;
  transform: translateY(16px);
  pointer-events: none;
  transition: opacity 0.45s ease, transform 0.45s ease;
}
body.fullpage .panel::before { content: ""; margin-top: auto; }
body.fullpage .panel::after { content: ""; margin-bottom: auto; }
body.fullpage .panel.above { transform: translateY(-16px); }
body.fullpage .panel.active {
  opacity: 1;
  transform: none;
  pointer-events: auto;
  z-index: 1;
}
body.fullpage section, body.fullpage .hero { padding: 36px 0; }
body.fullpage footer { margin-top: 0; padding: 36px 0; border-top: none; }

/* Pontos de navegação (marcadores de altitude) */
.panel-dots {
  position: fixed;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  display: none;
  flex-direction: column;
  gap: 12px;
  z-index: 60;
}
body.fullpage .panel-dots { display: flex; }
.panel-dots button {
  width: 8px;
  height: 8px;
  padding: 0;
  border-radius: 50%;
  border: 1px solid var(--muted);
  background: transparent;
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s, transform 0.2s;
}
.panel-dots button.on {
  background: var(--hud);
  border-color: var(--hud);
  transform: scale(1.3);
}
@media (max-width: 640px) {
  .panel-dots { right: 7px; gap: 10px; }
  .panel-dots button { width: 7px; height: 7px; }
}

/* Rolagem interna dos painéis: fina e discreta */
body.fullpage .panel {
  scrollbar-width: thin;
  scrollbar-color: rgba(148, 178, 224, 0.25) transparent;
}
body.fullpage .panel::-webkit-scrollbar { width: 6px; }
body.fullpage .panel::-webkit-scrollbar-thumb { background: rgba(148, 178, 224, 0.25); border-radius: 3px; }
body.fullpage .panel::-webkit-scrollbar-track { background: transparent; }

/* Compacta o conteúdo para caber na viewport no modo cockpit */
body.fullpage .section-head { margin-bottom: 22px; }
body.fullpage h2 { font-size: clamp(1.35rem, 3vw, 1.9rem); }
body.fullpage .hero h1 { font-size: clamp(1.9rem, 5vw, 3rem); }
body.fullpage .lead { font-size: clamp(0.95rem, 2.2vw, 1.05rem); }
body.fullpage .instruments { margin-top: 28px; }
body.fullpage .instrument { padding: 14px; }
body.fullpage .proof-grid, body.fullpage .card-grid, body.fullpage .process { gap: 12px; }
body.fullpage .proof { padding: 16px 18px; }
body.fullpage .proof .big { font-size: clamp(1.2rem, 2.6vw, 1.6rem); margin-bottom: 4px; }
body.fullpage .proof p, body.fullpage .card p, body.fullpage .process .step p { font-size: 13.5px; }
body.fullpage .card { padding: 20px 18px; }
body.fullpage .process .step { padding: 16px; }
body.fullpage .symptoms { gap: 8px; }
body.fullpage .symptom { padding: 11px 14px; font-size: 14px; }
body.fullpage .form-panel { padding: 20px 24px; }
body.fullpage .field input, body.fullpage .field select { padding: 10px 12px; }
body.fullpage .field textarea { min-height: 80px; }
body.fullpage .form-grid { gap: 12px; }
body.fullpage .form-panel .mt-32 { margin-top: 18px; }

/* Última fold: rodapé com respiro e chamada final */
.footer-cta { text-align: center; margin-bottom: 56px; }
.footer-cta .mono-label { display: block; margin-bottom: 14px; }
.footer-cta h2 { margin-bottom: 24px; }
body.fullpage footer { padding: 48px 0; }
footer .footer-inner { justify-content: center; gap: clamp(48px, 10vw, 110px); }
.footer-inner .mono-label { margin-bottom: 14px; }
.footer-links { gap: 10px; }
.footer-links a { font-size: 15px; }
.footer-bottom { margin-top: 56px; text-align: center; }

/* Acessibilidade: reduz movimento */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}