/* ---------- Reset + Tokens ---------- */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
:root {
  --bg: #fff8f2;
  --surface: #fff;
  --text: #2b2b2b;
  --muted: #6b7280;
  --brand: #2ba89a;
  --brand-700: #238a7f;
  --accent: #ffb86b;
  --ring: rgba(43, 168, 154, 0.25);
  --radius: 14px;
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.06);
}
html {
  scroll-behavior: smooth;
}
body {
  font: 16px/1.6 "Inter", system-ui, -apple-system, Segoe UI, Roboto, Arial,
    sans-serif;
  color: var(--text);
  background: radial-gradient(
      1200px 600px at 80% -10%,
      #ffe9d1 0%,
      transparent 50%
    ),
    radial-gradient(1000px 500px at -10% 10%, #e7fff8 0%, transparent 45%),
    var(--bg);
}

/* ---------- Layout ---------- */
.container {
  width: min(1000px, 92%);
  margin: auto;
}
main.container {
  padding: 20px 0;
}
section {
  margin: 36px 0;
}
section > h2 {
  font-size: 1.8rem;
  margin-bottom: 12px;
  color: var(--brand-700);
}
ul {
  padding-left: 1.2rem;
}
ul li {
  margin: 6px 0;
}

/* ---------- Header & Nav ---------- */
header {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(6px);
  background: rgba(255, 255, 255, 0.75);
  border-bottom: 1px solid #f0f0f0;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 0;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: inherit;
}
.brand-logo {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  box-shadow: var(--shadow);
  object-fit: cover;
}
.brand h1 {
  font-size: 1.2rem;
  letter-spacing: 0.3px;
}
nav ul {
  list-style: none;
  display: flex;
  gap: 12px;
}
nav a {
  text-decoration: none;
  color: var(--text);
  font-weight: 600;
  padding: 8px 12px;
  border-radius: 999px;
}
nav a:hover {
  background: #f5f5f5;
}
nav a[aria-current="page"] {
  background: var(--brand);
  color: #fff;
}

/* ---------- Hero & Imagens ---------- */
.hero {
  margin: 20px 0 8px;
  padding: 22px;
  border-radius: var(--radius);
  background: linear-gradient(180deg, #ffffffcc, #ffffffaa);
  box-shadow: var(--shadow);
}
.hero h2 {
  font-size: 2rem;
  margin-bottom: 6px;
}
.muted {
  color: var(--muted);
}

.banner img,
.voluntariado-img img {
  width: 100%;
  max-height: 420px;
  object-fit: cover;
  border-radius: 14px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
  margin: 18px 0 8px;
}

/* ---------- Cards ---------- */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 16px;
}
.card {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: var(--shadow);
  border: 1px solid #f1f1f1;
}
.card h3 {
  margin-bottom: 8px;
}

/* ---------- Botões ---------- */
button,
.btn {
  appearance: none;
  border: none;
  cursor: pointer;
  background: var(--brand);
  color: #fff;
  font-weight: 700;
  padding: 12px 16px;
  border-radius: 12px;
  text-decoration: none;
  display: inline-block;
  transition: 0.2s transform, 0.2s background;
  box-shadow: 0 6px 16px var(--ring);
}
button:hover,
.btn:hover {
  background: var(--brand-700);
  transform: translateY(-1px);
}

/* ---------- Formulário ---------- */
form {
  background: var(--surface);
  padding: 22px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  border: 1px solid #eee;
}
fieldset {
  border: none;
  margin: 14px 0;
}
legend {
  font-weight: 800;
  color: var(--brand-700);
  margin-bottom: 8px;
}
label {
  display: block;
  font-weight: 600;
  margin: 12px 0 6px;
}
input[type="text"],
input[type="email"],
input[type="tel"],
input[type="date"] {
  width: 100%;
  padding: 12px 14px;
  border-radius: 10px;
  border: 1px solid #ddd;
  outline: none;
  background: #fff;
  transition: 0.2s border, 0.2s box-shadow;
}
input:focus {
  border-color: var(--brand);
  box-shadow: 0 0 0 4px var(--ring);
}
.radio-line {
  display: flex;
  gap: 18px;
  margin-top: 6px;
}

/* ---------- Footer ---------- */
footer {
  margin-top: 36px;
  padding: 20px 0;
  background: linear-gradient(135deg, #eafff7, #fff1e1);
  border-top: 1px solid #f0f0f0;
}
footer .container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}