/* =========================
   VARIÁVEIS
========================= */
:root {
  --azul-escuro: #1e2a78;
  --azul: #2f5bea;
  --roxo: #6a2fe8;
  --amarelo: #facc15;
  --laranja: #fb923c;

  --fundo-claro: #f9fafb;
  --texto: #1f2933;
}

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

body {
  font-family: "Poppins", "Segoe UI", sans-serif;
  background: var(--fundo-claro);
  color: var(--texto);
  line-height: 1.6;
}

/* =========================
   HEADER
========================= */
header {
  
  background: #ffffff;
  box-shadow: 0 4px 12px rgba(0,0,0,0.08);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.header-container {
  max-width: 1300px;
  margin: 0 auto;
  padding: 0.75rem 2rem;

  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* LOGO */
.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo img {
  height: 72px;
  display: block;
}

.logo-text {
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: 0.3px;

  background: linear-gradient(
    90deg,
    #facc15,
    #fb923c,
    #6a2fe8,
    #2f5bea
  );

  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  color: transparent;

  white-space: nowrap;
}

/* MENU */
nav ul {
  list-style: none;
  display: flex;
  gap: 1.5rem;
}

nav a {
  text-decoration: none;
  font-weight: 500;
  color: #1f2933;
  position: relative;
  padding: 0.25rem 0;
}

/* sublinhado animado */
nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 0;
  height: 2px;
  background: #6a2fe8;
  transition: width 0.25s ease;
}

nav a:hover::after {
  width: 100%;
}

/* =========================
   HERO
========================= */
.hero {
  position: relative;
  min-height: 80vh;
  background: linear-gradient(
    135deg,
    #1e2a78 0%,
    #2f5bea 35%,
    #6a2fe8 65%,
    #c026d3 100%
  );

  display: flex;
  align-items:stretch;
  overflow: hidden;
  padding-top: 0rem;
}

.hero-container {
  flex: 1;
  max-width: 1300px;
  margin: auto;
  padding:1rem 2rem 4rem;

  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  align-items: center;
  gap: 3rem;

  position: relative;
  z-index: 2;
}

/* =========================
   HERO VISUAL
========================= */
.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
}

.hero-visual img {
  width: 100%;
  max-width: 1000px;
  transform: scale(1.2);
  position: relative;
  z-index: 2;
}

/* GLOW */
.hero-visual::before,
.hero-visual::after {
  content: "";
  position: absolute;
  top:50%;
  left:50%;
  width: 320px;
  height: 320px;
  border-radius: 50%;
  filter: blur(90px);
  transform: translate(-50%, -50%);
  z-index: 1;
}

/* Azul claro (topo) */
.hero-visual::before {
  background: rgba(125, 211, 252, 0.45);
  transform: translate(-50%, -60%);
}

/* Laranja/rosa (baixo) */
.hero-visual::after {
  background: rgba(251, 146, 60, 0.55);
  transform: translate(-50%, -60%);
}

/* =========================
   HERO TEXTO
========================= */
.hero-texto {
  color: #ffffff;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
}

.hero-texto h1 {
  
  font-weight: 700;
  font-size: 3.4rem;
  margin-bottom: 1.8rem;
  
  
}


.hero-sub {
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.hero-texto p {
  font-size: 1.2rem;
  max-width: 480px;
  margin-bottom: 2.5rem;
  line-height: 1.6;
}

/* BOTÃO */
.btn-hero {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;

  padding: 1rem 2.6rem;
  border-radius: 999px;

  font-size: 1.1rem;
  font-weight: 800;
  text-decoration: none;
  color: #1f2933;

  background: linear-gradient(
    90deg,
    #fde047,
    #fb923c,
    #facc15
  );

  box-shadow:
    0 8px 20px rgba(251, 191, 36, 0.45),
    0 0 0 0 rgba(251, 191, 36, 0.6);

  transition:
    transform 0.25s ease,
    box-shadow 0.25s ease;
}

.btn-hero::after {
  content: "";
  position: absolute;
  inset: -6px;
  border-radius: inherit;

  background: linear-gradient(
    90deg,
    rgba(253, 224, 71, 0.6),
    rgba(251, 146, 60, 0.6),
    rgba(250, 204, 21, 0.6)
  );

  filter: blur(14px);
  opacity: 0.7;
  z-index: -1;

  animation: pulse 3.5s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% {
    opacity: 0.4;
  }
  50% {
    opacity: 0.9;
  }
}


.btn-hero:hover {
  transform: translateY(-3px) scale(1.03);

  box-shadow:
    0 14px 30px rgba(251, 191, 36, 0.6),
    0 0 0 0 rgba(251, 191, 36, 0.9);
}


.hero-cta {
  margin-top: clamp(2rem, 6vh, 4rem);
  display: flex;
  justify-content: center;
}

/* =========================
   ONDA
========================= */
.hero-wave {
  position: absolute;
  bottom: -1px;
  left: 0;
  width: 100%;
  height: 160px;
  z-index: 1;
}

.hero-wave svg {
  width: 100%;
  height: 100%;
  display: block;
}

/* =========================
   FOOTER
========================= */
footer {
  height: 56px;
  background: var(--fundo-claro);
  text-align: center;
  padding: 2rem 1rem;
  font-size: 0.9rem;
  color: #555;
}

/* =========================
   RESPONSIVO
========================= */
@media (max-width: 900px) {

  /* =========================
     HEADER
  ========================= */
  header {
    position: static;
  }

  .header-container {
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
  }

  nav {
    width: 100%;
  }

  nav ul {
    display: flex;
    justify-content: center;
    gap: 1.2rem;
    flex-wrap: wrap;
  }

  /* =========================
     HERO
  ========================= */
  .hero {
    padding-top: 1.5rem;
  }

  .hero-container {
    display: flex;              /* 🔑 força layout vertical */
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding-top: 1.5rem;
    padding-bottom: 2rem;
  }

  .hero-visual {
    order: -1;
    margin-bottom: 2rem;
  }

  .hero-visual img {
    max-width: 420px;
  }

  .hero-texto {
    align-items: center;
    text-align: center;
  }

  .hero-texto h1 {
    font-size: clamp(2rem, 5vw, 2.4rem);
    margin-bottom: 0.9rem;
  }

  .hero-texto p {
  font-size: 1.05rem;
  margin-bottom: 1.3rem;
  line-height: 1.5;
}


  .hero-cta {
    margin-top: 1.2rem;
    justify-content: center;
  }

  .hero-wave {
    height: 120px;
  }

}

/* =========================
   PÁGINAS INTERNAS
========================= */

.pagina {
  max-width: 900px;
  margin: 0 auto;
  padding: 3rem 2rem 4rem;
}

.pagina-header {
  margin-bottom: 3rem;
  text-align: center;
}

.pagina-header h1 {
  font-size: 2.6rem;
  font-weight: 800;
  margin-bottom: 1rem;
}

.pagina-sub {
  font-size: 1.2rem;
  color: #555;
  max-width: 600px;
  margin: 0 auto;
}

/* Conteúdo */
.pagina-conteudo {
  font-size: 1.05rem;
  line-height: 1.7;
}

/* Títulos internos */
.pagina-conteudo h2 {
  font-size: 1.8rem;
  margin: 3rem 0 1.2rem;
}

.pagina-conteudo h3 {
  font-size: 1.4rem;
  margin: 2.2rem 0 1rem;
}

/* Listas */
.pagina-conteudo ul {
  padding-left: 1.5rem;
  margin: 1.2rem 0;
}

.pagina-conteudo li {
  margin-bottom: 0.6rem;
}

/* Destaques */
.pagina-conteudo strong {
  color: var(--roxo);
}

/* =========================
   TABELAS
========================= */

.tabela {
  width: 100%;
  border-collapse: collapse;
  margin: 2.5rem 0;
  font-size: 1rem;
  background: #ffffff;
  border-radius: 12px;
  overflow: hidden; /* necessário para borda arredondada */
  box-shadow: 0 8px 24px rgba(0,0,0,0.08);
}

/* Cabeçalho */
.tabela thead {
  background: linear-gradient(
    90deg,
    var(--azul),
    var(--roxo)
  );
}

.tabela thead th {
  color: #ffffff;
  font-weight: 700;
  text-align: left;
  padding: 1rem 1.2rem;
  font-size: 0.95rem;
  letter-spacing: 0.3px;
}

/* Corpo */
.tabela tbody td {
  padding: 0.9rem 1.2rem;
  border-bottom: 1px solid #e5e7eb;
}

/* Zebra */
.tabela tbody tr:nth-child(even) {
  background: #f9fafb;
}

/* Última linha sem borda */
.tabela tbody tr:last-child td {
  border-bottom: none;
}

/* Coluna símbolo mais compacta */
.tabela td:last-child,
.tabela th:last-child {
  text-align: center;
  width: 80px;
  font-weight: 600;
}

/* =========================
   LISTAS – PADRÕES
========================= */

/* =========================
   LISTAS – PADRÃO (NUMÉRICA)
========================= */

/* Remove estilo padrão */
.pagina-conteudo ul {
  list-style: none;
  counter-reset: item;
  padding-left: 0;
  margin: 1.4rem 0;
}

.pagina-conteudo ul li {
  counter-increment: item;
  position: relative;
  padding-left: 2.2rem;
  margin-bottom: 0.7rem;
  line-height: 1.6;
}

.pagina-conteudo ul li::before {
  content: counter(item) ".";
  position: absolute;
  left: 0;
  top: 0;
  font-weight: 700;
  color: var(--roxo);
}


.lista-alfabetica {
  counter-reset: item;
}

.lista-alfabetica li {
  counter-increment: item;
  padding-left: 2.2rem;
  position: relative;
}

.lista-alfabetica li::before {
  content: counter(item, lower-alpha) ")";
  position: absolute;
  left: 0;
  top: 0;
  font-weight: 700;
  color: var(--azul);
}

.lista-romana {
  counter-reset: item;
}

.lista-romana li {
  counter-increment: item;
  padding-left: 2.6rem;
  position: relative;
}

.lista-romana li::before {
  content: counter(item, upper-roman) ".";
  position: absolute;
  left: 0;
  top: 0;
  font-weight: 700;
  color: var(--azul-escuro);
}

/* =========================
   RESPONSIVO PÁGINAS
========================= */
@media (max-width: 600px) {

  .pagina {
    padding: 2rem 1.5rem 3rem;
  }

  .pagina-header h1 {
    font-size: 2.2rem;
  }

}

/* =========================
   CONTEÚDOS – GRID
========================= */

.conteudos-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.8rem;
}

/* Card */
.conteudo-card {
  background: #ffffff;
  border-radius: 18px;
  padding: 1.8rem 1.6rem;

  text-decoration: none;
  color: var(--texto);

  box-shadow: 0 10px 28px rgba(0,0,0,0.08);

  transition:
    transform 0.25s ease,
    box-shadow 0.25s ease;
}

.conteudo-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 18px 40px rgba(0,0,0,0.12);
}

/* Ícone */
.conteudo-card .icone {
  font-size: 2rem;
  display: inline-block;
  margin-bottom: 0.8rem;
}

/* Título */
.conteudo-card h3 {
  font-size: 1.25rem;
  margin-bottom: 0.6rem;
  font-weight: 700;
}

/* Texto */
.conteudo-card p {
  font-size: 0.95rem;
  color: #555;
  line-height: 1.5;
}


.pagina-larga {
  max-width: 1400px;
  margin: 0 auto;
  padding: 3rem 2rem 4rem;
}

/* ======== ESTILO DO GERADOR DE GRÁFICOS ======== */

.app-container {
  max-width: 1200px;
  margin: 0 auto;   /* centraliza horizontalmente */
  text-align: center;
}


.app-card {
  background: white;
  padding: 25px;
  border-radius: 10px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.08);
}

.linha-inputs {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  align-items: end;
}

.campo {
  display: flex;
  flex-direction: column;
}

.campo input {
  padding: 8px 10px;
  border-radius: 6px;
  border: 1px solid #ccc;
  min-width: 150px;
}

.botao-principal {
  padding: 10px 18px;
  border: none;
  border-radius: 6px;
  background-color: #1e88e5;
  color: white;
  font-weight: bold;
  cursor: pointer;
  transition: 0.2s;
}

.botao-principal:hover {
  background-color: #1565c0;
}

.dica {
  margin-top: 15px;
  font-size: 0.9rem;
  color: #555;
}

.area-grafico {
  margin-top: 30px;
  background: white;
  padding: 20px;
  border-radius: 10px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.08);
}



/* ===== Ajuste da seção destaque para aplicativos ===== */

.destaque {
  background: linear-gradient(135deg, #1e88e5, #1565c0);
  color: white;
  padding: 40px 20px;
  border-radius: 12px;
  margin-bottom: 30px;
}

.destaque h2 {
  margin: 0 0 10px 0;
  font-size: 1.8rem;
}

.destaque p {
  margin: 0;
  opacity: 0.95;
}

.botao-secundario {
  padding: 10px 18px;
  border: none;
  border-radius: 6px;
  background-color: #555;
  color: white;
  cursor: pointer;
  transition: 0.2s;
}

.botao-secundario:hover {
  background-color: #333;
}

/* Padronizar SELECT igual aos inputs */

.campo select {
  padding: 8px 10px;
  border-radius: 6px;
  border: 1px solid #ccc;
  min-width: 170px;
  font-size: 0.95rem;
  background-color: white;
  cursor: pointer;
}

.campo select:focus,
.campo input:focus {
  outline: none;
  border-color: #1e88e5;
  box-shadow: 0 0 0 2px rgba(30,136,229,0.2);
}

#graficoCanvas {
  display: block;
  margin: 0 auto;
}