/* ============================================================
   FRAME SISTEMAS — Landing page (azul-meia-noite luminoso)
   Fundo azul-tinta profundo com brilho, grid estrutural,
   acento ciano + violeta.
   ============================================================ */

:root {
  --bg: #0C1220;
  --bg-2: #111A2E;
  --bg-elevated: #0E1524;
  --surface: #16213C;
  --hair: rgba(255, 255, 255, 0.09);
  --hair-strong: rgba(255, 255, 255, 0.15);
  --ink: #FFFFFF;
  --text: #EAF0FF;
  --muted: #8A97B4;
  --blue: #22D3EE;
  --blue-hover: #67E8F9;
  --violet: #7C5CFF;
  --accent-ink: #06121A;
  --glow-cyan: rgba(34, 211, 238, 0.45);
  --glow-violet: rgba(124, 92, 255, 0.35);
  --green: #34D399;
  --danger: #F97066;
  --ok: #34D399;

  --font-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-display: "Space Grotesk", "Inter", sans-serif;

  --maxw: 1120px;
  --pad: clamp(20px, 5vw, 40px);
  --radius: 4px;
}

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

html { scroll-behavior: smooth; }

body {
  position: relative;
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  overflow-x: clip;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* brilho difuso atrás do topo da página — sangra até as bordas */
body::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 1100px;
  background:
    radial-gradient(140% 560px at 50% -160px, var(--glow-violet), transparent 72%),
    radial-gradient(120% 520px at 74% -60px, var(--glow-cyan), transparent 74%);
  pointer-events: none;
  z-index: 0;
}

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

img, svg { display: block; max-width: 100%; }
a { color: var(--blue); text-decoration: none; }
a:hover { color: var(--blue-hover); }
::selection { background: rgba(124, 92, 255, 0.4); }

h1, h2, h3 {
  font-family: var(--font-display);
  color: var(--ink);
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: -0.02em;
}
h1 { font-size: clamp(2rem, 4.6vw, 3.375rem); }
h2 { font-size: clamp(1.6rem, 3.4vw, 2.25rem); }
h3 { font-size: 1.25rem; }
p { color: var(--muted); }

.container { max-width: var(--maxw); margin: 0 auto; padding: 0 var(--pad); }

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--ink);
  color: var(--bg);
  padding: 10px 16px;
  z-index: 100;
}
.skip-link:focus { left: 12px; top: 12px; }

/* ---------- Buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 22px;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 600;
  border: 1px solid transparent;
  border-radius: var(--radius);
  cursor: pointer;
  transition: transform 0.15s ease, background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}
.btn svg { width: 18px; height: 18px; }

.btn-primary {
  background: var(--blue);
  color: var(--accent-ink);
  box-shadow: 0 10px 34px -10px var(--glow-cyan);
}
.btn-primary:hover {
  background: var(--blue-hover);
  color: var(--accent-ink);
  transform: translateY(-1px);
  box-shadow: 0 14px 40px -8px var(--glow-cyan);
}

.btn-light { background: #fff; color: #06121A; }
.btn-light:hover { background: #DCE4FF; color: #06121A; }

.btn-outline { background: transparent; color: #fff; border-color: rgba(255, 255, 255, 0.22); }
.btn-outline:hover { border-color: var(--blue); color: #fff; }

/* ---------- Header ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(12, 18, 32, 0.78);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--hair);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding-top: 16px;
  padding-bottom: 16px;
}

.brand { display: inline-flex; align-items: center; gap: 12px; color: var(--ink); }
.brand-mark {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  background: linear-gradient(135deg, var(--blue), var(--violet));
  border-radius: var(--radius);
  flex-shrink: 0;
  box-shadow: 0 0 20px -4px var(--glow-cyan);
}
.brand-mark.small-mark { width: 32px; height: 32px; }
.mark-grid { position: relative; width: 18px; height: 18px; }
.small-mark .mark-grid { width: 15px; height: 15px; }
.mark-corner { position: absolute; width: 7px; height: 7px; }
.small-mark .mark-corner { width: 6px; height: 6px; }
.mark-corner-one { top: 0; left: 0; border-top: 1.6px solid var(--bg); border-left: 1.6px solid var(--bg); }
.mark-corner-two { top: 0; right: 0; border-top: 1.6px solid var(--bg); border-right: 1.6px solid var(--bg); }
.mark-corner-three { bottom: 0; left: 0; border-bottom: 1.6px solid var(--bg); border-left: 1.6px solid var(--bg); }
.mark-corner-four { bottom: 0; right: 0; border-bottom: 1.6px solid var(--bg); border-right: 1.6px solid var(--bg); }
.mark-core {
  position: absolute;
  top: 50%; left: 50%;
  width: 6px; height: 6px;
  background: var(--bg);
  transform: translate(-50%, -50%);
}

.brand-text { display: flex; flex-direction: column; line-height: 1; }
.brand-heading {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.12em;
  color: var(--ink);
}
.brand-subheading { font-size: 0.625rem; letter-spacing: 0.32em; color: var(--muted); margin-top: 3px; }

.main-nav { display: flex; align-items: center; gap: 34px; margin-left: auto; }
.nav-link { font-size: 0.875rem; font-weight: 500; color: var(--muted); }
.nav-link:hover { color: var(--ink); }
.header-cta { padding: 10px 18px; font-size: 0.8125rem; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: 1px solid var(--hair-strong);
  border-radius: var(--radius);
}
.nav-toggle span { display: block; width: 18px; height: 2px; background: #fff; }

.mobile-nav { display: none; }

@media (max-width: 900px) {
  .main-nav, .header-cta { display: none; }
  .nav-toggle { display: flex; }
  .mobile-nav {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: 12px var(--pad) 20px;
    border-top: 1px solid var(--hair);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.25s ease, padding 0.25s ease;
    padding-top: 0;
    padding-bottom: 0;
  }
  .mobile-nav.open { max-height: 360px; padding-top: 12px; padding-bottom: 20px; }
  .mobile-nav a { padding: 14px 4px; color: var(--muted); font-weight: 500; }
  .mobile-nav a.btn { color: #fff; margin-top: 8px; }
}

/* ---------- Kicker ---------- */

.kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 18px;
}
.kicker-tick { width: 22px; height: 2px; background: var(--blue); }

/* ---------- Hero ---------- */

.hero {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(32px, 6vw, 72px);
  align-items: center;
  padding-top: clamp(56px, 8vw, 88px);
  padding-bottom: clamp(64px, 9vw, 96px);
}
.hero h1 { font-weight: 600; }
.lead { margin-top: 24px; font-size: 1.125rem; max-width: 44ch; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }
.hero-note { margin-top: 26px; font-size: 0.8125rem; color: var(--muted); }

.hero-panel {
  border: 1px solid rgba(124, 92, 255, 0.28);
  border-radius: 6px;
  background: linear-gradient(165deg, #17233F, #0E1524);
  padding: 22px;
  box-shadow: 0 30px 80px -50px var(--glow-violet);
}
.panel-top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }
.panel-label { font-family: var(--font-display); font-size: 0.75rem; letter-spacing: 0.16em; color: var(--muted); }
.panel-status {
  display: inline-flex; align-items: center; gap: 7px;
  font-size: 0.6875rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text);
}
.panel-status .dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--green); box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.20);
}
.panel-board {
  background: var(--bg);
  border: 1px solid var(--hair-strong);
  border-radius: var(--radius);
  padding: 26px 22px;
}
.panel-chip {
  display: block;
  width: fit-content;
  margin: 0 auto 20px;
  padding: 9px 16px;
  background: #fff;
  color: var(--bg);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  border-radius: var(--radius);
}
.panel-modules { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.panel-module { border: 1px solid var(--hair-strong); border-radius: var(--radius); padding: 14px; }
.module-index { display: block; font-size: 0.6875rem; letter-spacing: 0.14em; color: var(--blue); font-weight: 600; }
.module-name { display: block; margin-top: 4px; font-family: var(--font-display); font-weight: 600; font-size: 0.875rem; color: var(--ink); }
.panel-bottom { display: flex; justify-content: space-between; margin-top: 16px; }
.panel-bottom .right { text-align: right; }
.panel-label-small { display: block; font-size: 0.625rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); }
.panel-value { font-family: var(--font-display); font-weight: 600; font-size: 0.8125rem; color: var(--ink); }
.panel-value.positive { color: var(--green); }

@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; }
}

/* ---------- Trust strip ---------- */

.trust { border-top: 1px solid var(--hair); border-bottom: 1px solid var(--hair); background: var(--bg-elevated); }
.trust-inner {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 32px;
  align-items: center;
  padding-top: 40px;
  padding-bottom: 40px;
}
.trust-quote { font-family: var(--font-display); font-size: 1.0625rem; color: var(--ink); letter-spacing: -0.01em; line-height: 1.4; }
.stat-value { display: block; font-family: var(--font-display); font-weight: 600; font-size: 1.625rem; color: var(--ink); }
.stat-label { display: block; font-size: 0.75rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); margin-top: 4px; }

@media (max-width: 860px) {
  .trust-inner { grid-template-columns: 1fr 1fr; gap: 24px; }
  .trust-quote { grid-column: 1 / -1; }
}
@media (max-width: 520px) {
  .trust-inner { grid-template-columns: 1fr; }
}

/* ---------- Sections ---------- */

.section { padding-top: clamp(64px, 10vw, 100px); padding-bottom: clamp(64px, 10vw, 100px); }
.section.band { background: var(--bg-elevated); border-top: 1px solid var(--hair); }
.section-head { max-width: 620px; margin-bottom: clamp(32px, 6vw, 52px); }
.section-head h2 { margin-bottom: 16px; }
.section-head p { font-size: 1.0625rem; }

/* ---------- Serviços ---------- */

.service-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--hair);
  border: 1px solid var(--hair);
  border-radius: 6px;
  overflow: hidden;
}
.service-card { background: var(--bg-elevated); padding: clamp(24px, 3vw, 38px); }
.service-top { display: flex; justify-content: space-between; align-items: center; }
.service-number { font-family: var(--font-display); font-size: 0.8125rem; letter-spacing: 0.14em; color: var(--muted); }
.service-icon { color: var(--blue); }
.service-icon svg { width: 26px; height: 26px; }
.service-card h3 { margin-top: 22px; }
.service-card p { margin-top: 10px; font-size: 0.9375rem; }

@media (max-width: 720px) {
  .service-grid { grid-template-columns: 1fr; }
}

/* ---------- Como funciona ---------- */

.process-grid { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: clamp(32px, 6vw, 72px); }
.process-copy { margin-bottom: 0; }
.process-copy .btn { margin-top: 28px; }
.process-list { list-style: none; }
.process-row {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 20px;
  padding: 24px 0;
  border-top: 1px solid var(--hair-strong);
}
.process-row:last-child { border-bottom: 1px solid var(--hair-strong); }
.process-number { font-family: var(--font-display); font-weight: 600; font-size: 1.125rem; color: var(--blue); }
.process-label { display: block; font-family: var(--font-display); font-weight: 600; font-size: 1rem; color: var(--ink); }
.process-row p { margin-top: 4px; font-size: 0.9375rem; }

@media (max-width: 860px) {
  .process-grid { grid-template-columns: 1fr; }
}

/* ---------- Por que ---------- */

.reasons-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 28px 56px; }
.reason { display: grid; grid-template-columns: 28px 1fr; gap: 16px; }
.reason svg { width: 24px; height: 24px; color: var(--blue); }
.reason-title { font-family: var(--font-display); font-weight: 600; font-size: 1.0625rem; color: var(--ink); }
.reason p { margin-top: 6px; font-size: 0.9375rem; }

@media (max-width: 760px) {
  .reasons-grid { grid-template-columns: 1fr; }
}

/* ---------- FAQ ---------- */

.faq-grid { display: grid; grid-template-columns: 0.8fr 1.2fr; gap: clamp(32px, 6vw, 72px); }
.faq-grid .section-head { margin-bottom: 0; }
.faq-list { border-bottom: 1px solid var(--hair-strong); }
.faq-item { border-top: 1px solid var(--hair-strong); }
.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 22px 0;
  background: transparent;
  border: 0;
  color: var(--ink);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.0625rem;
  text-align: left;
  cursor: pointer;
}
.faq-icon {
  flex-shrink: 0;
  display: grid;
  place-items: center;
  width: 26px;
  height: 26px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--radius);
}
.faq-icon svg { width: 14px; height: 14px; color: var(--blue); transition: transform 0.2s ease; }
.faq-question[aria-expanded="true"] .faq-icon svg { transform: rotate(45deg); }
.faq-answer {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.25s ease;
}
.faq-answer > p { overflow: hidden; }
.faq-question[aria-expanded="true"] + .faq-answer { grid-template-rows: 1fr; }
.faq-answer p { padding-bottom: 24px; font-size: 0.9375rem; color: var(--muted); max-width: 60ch; }

@media (max-width: 860px) {
  .faq-grid { grid-template-columns: 1fr; }
}

/* ---------- Contato ---------- */

.contact-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(32px, 6vw, 64px);
  background: linear-gradient(160deg, #16213C, #0E1524);
  border: 1px solid rgba(124, 92, 255, 0.28);
  border-radius: 8px;
  padding: clamp(28px, 5vw, 56px);
  box-shadow: 0 0 90px -50px var(--glow-cyan);
}
.contact-copy h2 { margin-bottom: 16px; }
.contact-copy p { font-size: 1rem; }
.contact-whats { margin-top: 26px; }
.contact-details { margin-top: 28px; font-size: 0.8125rem; color: var(--muted); line-height: 1.9; }
.contact-details a { color: var(--text); text-decoration: none; border-bottom: 1px solid rgba(124, 92, 255, 0.4); }
.contact-details a:hover { border-bottom-color: var(--text); }

.contact-form { display: flex; flex-direction: column; gap: 18px; }
.form-row { display: flex; flex-direction: column; gap: 7px; }
.form-row label { font-size: 0.75rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); }
.form-row input,
.form-row textarea {
  font-family: inherit;
  font-size: 0.9375rem;
  color: var(--text);
  background: var(--surface);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--radius);
  padding: 12px 14px;
  resize: vertical;
}
.form-row input::placeholder,
.form-row textarea::placeholder { color: rgba(255, 255, 255, 0.35); }
.form-row input:focus,
.form-row textarea:focus { outline: 2px solid var(--blue); outline-offset: 1px; border-color: transparent; }
.form-feedback { font-size: 0.8125rem; }
.form-feedback.error { color: var(--danger); }
.form-feedback.ok { color: var(--ok); }
.form-button { margin-top: 2px; }
.form-button:disabled { opacity: 0.7; cursor: default; }

@media (max-width: 800px) {
  .contact-card { grid-template-columns: 1fr; }
}

/* ---------- Footer ---------- */

.site-footer { border-top: 1px solid var(--hair); }
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  padding-top: 40px;
  padding-bottom: 40px;
}
.footer-brand { gap: 12px; }
.footer-sub { color: var(--muted); font-weight: 500; }
.footer-copy { font-size: 0.8125rem; color: var(--muted); }

/* ---------- Reveal ---------- */

.reveal { opacity: 0; transform: translateY(16px); transition: opacity 0.5s ease, transform 0.5s ease; }
.reveal.is-visible { opacity: 1; transform: none; }

/* ---------- Ajustes para telas pequenas ---------- */

@media (max-width: 560px) {
  .service-grid p { font-size: 0.9375rem; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-actions .btn,
  .contact-copy .btn,
  .process-copy .btn { width: 100%; }
  .service-grid { margin-top: 4px; }
  .faq-question { font-size: 1rem; gap: 14px; }
  .contact-card { padding-left: 20px; padding-right: 20px; }
  .footer-inner { flex-direction: column; align-items: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto !important; transition-duration: 0.01ms !important; animation: none !important; }
  .reveal { opacity: 1; transform: none; }
  .faq-answer { transition: none; }
}