/* ============================================================
   Coalizão IA para Impacto — Design System
   Identidade visual oficial (Com Limão, sistema da Jornada):
   Navy #0A314C · Lavanda #9E93C7 · Coral #F0625E · Calibri
   (na web: Carlito, métrica-compatível com Calibri)
   Compartilhado por todas as páginas do site.
   ============================================================ */

:root {
  /* Paleta oficial */
  --navy: #0A314C;          /* primária — fundos escuros, títulos */
  --navy-deep: #061F31;     /* variação escura para gradientes */
  --navy-soft: #14456A;     /* variação clara para gradientes */
  --lavanda: #9E93C7;       /* secundária */
  --coral: #F0625E;         /* destaque — CTAs */
  --coral-dark: #D94F4B;

  /* Neutros derivados */
  --paper: #F7F6FA;         /* fundo claro com leve tom lavanda */
  --paper-alt: #EFEDF5;
  --ink: #0A314C;           /* texto em fundo claro = navy */
  --ink-soft: #4A6178;      /* texto secundário */

  /* Transparências */
  --lavanda-tint: rgba(158, 147, 199, 0.14);
  --lavanda-border: rgba(158, 147, 199, 0.4);
  --coral-tint: rgba(240, 98, 94, 0.12);
  --navy-tint: rgba(10, 49, 76, 0.08);
  --white-tint: rgba(255, 255, 255, 0.08);
  --white-70: rgba(255, 255, 255, 0.75);
  --white: #FFFFFF;

  /* Tipografia — Calibri (Carlito na web) */
  --font-sans: 'Carlito', Calibri, 'Segoe UI', system-ui, sans-serif;

  /* Layout */
  --container: 1120px;
  --radius-lg: 1.25rem;
  --radius-md: 0.75rem;
  --radius-pill: 9999px;
  --shadow-card: 0 4px 24px rgba(10, 49, 76, 0.08);
  --shadow-card-hover: 0 8px 32px rgba(10, 49, 76, 0.15);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-sans);
  background: var(--paper);
  color: var(--ink);
  line-height: 1.6;
  font-size: 1.05rem;
  -webkit-font-smoothing: antialiased;
}

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

a { color: inherit; }

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ---------- Header / Nav ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--navy);
  color: var(--white);
}

.site-header .nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.7rem 1.5rem;
  max-width: var(--container);
  margin: 0 auto;
}

.brand { display: flex; align-items: center; text-decoration: none; }
.brand img { height: 44px; width: auto; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links a {
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 600;
  padding: 0.5rem 0.9rem;
  border-radius: var(--radius-pill);
  color: var(--white-70);
  transition: background 0.2s, color 0.2s;
}

.nav-links a:hover,
.nav-links a[aria-current="page"] {
  background: var(--white-tint);
  color: var(--white);
}

/* ---------- Botões ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.6rem;
  border-radius: var(--radius-pill);
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 1rem;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: transform 0.15s, box-shadow 0.15s, background 0.2s;
}

.btn:hover { transform: translateY(-1px); }

.btn-primary {
  background: var(--coral);
  color: var(--white);
}
.btn-primary:hover { background: var(--coral-dark); box-shadow: 0 6px 18px rgba(240, 98, 94, 0.4); }

.btn-ghost {
  background: var(--white-tint);
  color: var(--white);
  border: 1px solid var(--lavanda-border);
}
.btn-ghost:hover { background: rgba(255, 255, 255, 0.16); }

.btn-navy {
  background: var(--navy);
  color: var(--white);
}
.btn-navy:hover { background: var(--navy-soft); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  background:
    radial-gradient(ellipse at 75% 15%, rgba(158, 147, 199, 0.28), transparent 55%),
    radial-gradient(ellipse at 15% 85%, rgba(240, 98, 94, 0.16), transparent 50%),
    linear-gradient(160deg, var(--navy-deep) 0%, var(--navy) 55%, var(--navy-soft) 100%);
  color: var(--white);
  padding: 5.5rem 0 8.5rem;
  overflow: hidden;
  text-align: center;
}

.hero .hero-logo {
  height: 110px;
  width: auto;
  margin: 0 auto 2rem;
}

.hero .eyebrow {
  display: inline-block;
  padding: 0.4rem 1.1rem;
  border-radius: var(--radius-pill);
  background: var(--white-tint);
  border: 1px solid var(--lavanda-border);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--lavanda);
  margin-bottom: 1.5rem;
}

.hero h1 {
  font-size: clamp(2.2rem, 5.5vw, 3.6rem);
  font-weight: 700;
  line-height: 1.12;
  margin: 0 0 1.5rem;
}

.hero h1 .highlight { color: var(--coral); }

.hero .lead {
  max-width: 46rem;
  margin: 0 auto 1rem;
  font-size: 1.2rem;
  color: var(--white-70);
}

.hero .actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 2.5rem;
}

/* Divisor em onda */
.wave-divider {
  position: absolute;
  bottom: -1px;
  left: 0;
  width: 100%;
  line-height: 0;
}
.wave-divider svg { width: 100%; height: 70px; display: block; }
.wave-divider path { fill: var(--paper); }

/* ---------- Faixa de números ---------- */
.stats-band {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1.5rem;
  margin-top: -3.5rem;
  position: relative;
  z-index: 2;
}

.stat {
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  padding: 1.5rem 1.25rem;
  text-align: center;
}

.stat .num {
  display: block;
  font-size: 2.1rem;
  font-weight: 700;
  color: var(--coral);
  line-height: 1.1;
}

.stat .label {
  font-size: 0.9rem;
  color: var(--ink-soft);
}

/* ---------- Seções ---------- */
.section { padding: 5rem 0; }
.section.alt { background: var(--paper-alt); }
.section.dark {
  background: linear-gradient(160deg, var(--navy-deep), var(--navy));
  color: var(--white);
}

.section-head {
  text-align: center;
  max-width: 46rem;
  margin: 0 auto 3rem;
}

.kicker {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--navy);
  background: var(--lavanda-tint);
  border: 1px solid var(--lavanda-border);
  padding: 0.35rem 1rem;
  border-radius: var(--radius-pill);
  margin-bottom: 1rem;
}

.section.dark .kicker {
  color: var(--lavanda);
  background: var(--white-tint);
}

.section-head h2 {
  font-size: clamp(1.7rem, 3.5vw, 2.4rem);
  font-weight: 700;
  line-height: 1.2;
  margin: 0 0 0.75rem;
}

.section-head p {
  color: var(--ink-soft);
  font-size: 1.1rem;
  margin: 0;
}

.section.dark .section-head p { color: var(--white-70); }

/* ---------- Cards ---------- */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
}

.card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  box-shadow: var(--shadow-card);
  transition: transform 0.2s, box-shadow 0.2s;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
}

.card .card-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  display: grid;
  place-items: center;
  font-size: 1.5rem;
  margin-bottom: 1.1rem;
}

.card-icon.coral   { background: var(--coral-tint); }
.card-icon.lavanda { background: var(--lavanda-tint); }
.card-icon.navy    { background: var(--navy-tint); }

.card h3 {
  margin: 0 0 0.5rem;
  font-size: 1.2rem;
  font-weight: 700;
}

.card p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.98rem;
}

.section.dark .card {
  background: var(--white-tint);
  border: 1px solid var(--lavanda-border);
  box-shadow: none;
}
.section.dark .card h3 { color: var(--white); }
.section.dark .card p { color: var(--white-70); }

/* Card de pilar com etiqueta */
.card .tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.2rem 0.7rem;
  border-radius: var(--radius-pill);
  background: var(--coral-tint);
  color: var(--coral);
  margin-bottom: 0.75rem;
}

.section.dark .card .tag { background: rgba(240, 98, 94, 0.25); color: #FFB3B0; }

/* ---------- Citação / objetivo ---------- */
.quote-block {
  max-width: 52rem;
  margin: 0 auto;
  text-align: center;
}

.quote-block blockquote {
  margin: 0;
  font-size: clamp(1.3rem, 2.8vw, 1.8rem);
  font-weight: 600;
  line-height: 1.45;
  color: var(--white);
}

.quote-block blockquote .highlight { color: var(--coral); }

/* ---------- Chips ---------- */
.chip-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
  max-width: 52rem;
  margin: 0 auto;
}

.chip {
  padding: 0.65rem 1.4rem;
  border-radius: var(--radius-pill);
  background: var(--white);
  border: 1px solid var(--lavanda-border);
  font-weight: 600;
  font-size: 0.95rem;
  box-shadow: var(--shadow-card);
}

/* ---------- Split (texto + coluna) ---------- */
.split {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 3rem;
  align-items: start;
}

.split .prose h2 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 700;
  line-height: 1.25;
  margin-top: 0;
}

.split .prose p { color: var(--ink-soft); }

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

/* ---------- Linha do tempo ---------- */
.timeline {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
}

.timeline li {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow-card);
  border-top: 4px solid var(--lavanda);
}

.timeline li.now { border-top-color: var(--coral); }

.timeline .when {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--coral);
}

.timeline h3 { margin: 0.4rem 0 0.5rem; font-size: 1.1rem; }
.timeline p { margin: 0; color: var(--ink-soft); font-size: 0.95rem; }

/* ---------- CTA final ---------- */
.cta-banner {
  background:
    radial-gradient(ellipse at 80% 10%, rgba(158, 147, 199, 0.3), transparent 55%),
    linear-gradient(150deg, var(--navy), var(--navy-deep));
  color: var(--white);
  border-radius: var(--radius-lg);
  padding: 3.5rem 2.5rem;
  text-align: center;
}

.cta-banner h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); margin: 0 0 1rem; }
.cta-banner p { color: var(--white-70); max-width: 40rem; margin: 0 auto 2rem; }
.cta-banner .actions { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--navy-deep);
  color: var(--white-70);
  padding: 3rem 0 2rem;
  margin-top: 5rem;
}

.site-footer .footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 2rem;
  margin-bottom: 2rem;
  align-items: start;
}

.site-footer .footer-logo { height: 60px; width: auto; margin-bottom: 1rem; }

.site-footer h4 {
  color: var(--white);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin: 0 0 1rem;
}

.site-footer ul { list-style: none; margin: 0; padding: 0; }
.site-footer li { margin-bottom: 0.5rem; }
.site-footer a { text-decoration: none; font-size: 0.95rem; }
.site-footer a:hover { color: var(--white); }

.site-footer .footer-bottom {
  border-top: 1px solid var(--white-tint);
  padding-top: 1.5rem;
  font-size: 0.85rem;
  text-align: center;
}

@media (max-width: 700px) {
  .site-footer .footer-grid { grid-template-columns: 1fr; }
  .nav-links { display: none; }
}