:root {
  --azul: #1114ad;
  --azul-escuro: #071047;
  --azul-profundo: #040a2b;
  --ciano: #16afe2;
  --amarelo: #ffe500;
  --branco: #ffffff;
  --texto: #15213d;
  --muted: #66708a;
  --linha: #e3eaf4;
  --fundo: #f5f8fc;
  --ok: #0f8a4b;
  --erro: #b42318;
  --sombra: 0 18px 50px rgba(7, 16, 71, 0.13);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--texto);
  background: var(--fundo);
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.5;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; }

.wrap, .section, .admin-wrap {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
}
.topbar {
  background: var(--azul-escuro);
  color: var(--branco);
  font-size: 0.84rem;
}
.topbar .wrap {
  min-height: 40px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}
.header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid var(--linha);
  backdrop-filter: blur(12px);
}
.header .wrap {
  min-height: 84px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 14px;
}
.brand img { width: 176px; height: auto; }
.brand small {
  display: block;
  color: var(--muted);
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.nav {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav a {
  padding: 10px 12px;
  border-radius: 8px;
  color: var(--azul-escuro);
  font-weight: 800;
  font-size: 0.94rem;
}
.nav a:hover, .nav a.active {
  background: #eef8ff;
  color: var(--azul);
}
.menu-btn {
  display: none;
  border: 0;
  border-radius: 8px;
  padding: 10px 12px;
  background: var(--azul);
  color: var(--branco);
  font-weight: 900;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 10px 16px;
  border: 2px solid transparent;
  border-radius: 8px;
  background: var(--azul);
  color: var(--branco);
  font-weight: 900;
  cursor: pointer;
}
.btn.yellow { background: var(--amarelo); color: var(--azul-escuro); }
.btn.outline { background: transparent; border-color: var(--azul); color: var(--azul); }
.btn.danger { background: var(--erro); }
.btn.small { min-height: 34px; padding: 7px 10px; font-size: 0.9rem; }

.hero {
  min-height: 600px;
  display: grid;
  align-items: center;
  color: var(--branco);
  background: linear-gradient(90deg, rgba(4,10,43,.92), rgba(17,20,173,.72)), url("../img/hero-escola.png") center/cover no-repeat;
}
.hero .section { padding: 80px 0; }
.eyebrow {
  display: inline-flex;
  margin-bottom: 18px;
  padding: 7px 10px;
  border-radius: 999px;
  background: rgba(255,229,0,.16);
  color: var(--amarelo);
  font-size: .82rem;
  font-weight: 900;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.hero h1 {
  max-width: 780px;
  margin: 0;
  font-size: clamp(2.35rem, 6vw, 5rem);
  line-height: .98;
}
.hero p {
  max-width: 650px;
  margin: 22px 0 0;
  color: #e7f5ff;
  font-size: 1.16rem;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.section { padding: 76px 0; }
.section-title { display: grid; gap: 10px; margin-bottom: 30px; }
.section-title.center { text-align: center; justify-items: center; }
.section-title h2 {
  margin: 0;
  color: var(--azul-escuro);
  font-size: clamp(2rem, 4vw, 3.1rem);
  line-height: 1.08;
}
.section-title p, .lead { max-width: 760px; margin: 0; color: var(--muted); font-size: 1.05rem; }
.stripe {
  width: 72px;
  height: 5px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--ciano), var(--amarelo));
}
.grid-2 { display: grid; grid-template-columns: 1.1fr .9fr; gap: 36px; align-items: center; }
.grid-3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }
.card, .panel, .quick-card, .album-card {
  border-radius: 8px;
  background: var(--branco);
  box-shadow: var(--sombra);
  overflow: hidden;
}
.quick-card { padding: 22px; border-top: 5px solid var(--ciano); }
.quick-card strong { display: block; color: var(--azul-escuro); font-size: 1.08rem; }
.quick-card span { display: block; margin-top: 8px; color: var(--muted); }
.card img, .album-card img { width: 100%; aspect-ratio: 3 / 2; object-fit: cover; background: #e7eef9; }
.card-body, .panel { padding: 24px; }
.tag {
  display: inline-flex;
  margin-bottom: 10px;
  padding: 5px 8px;
  border-radius: 999px;
  background: #eef8ff;
  color: var(--azul);
  font-size: .78rem;
  font-weight: 900;
  text-transform: uppercase;
}
.card h3, .panel h2, .panel h3 { margin-top: 0; color: var(--azul-escuro); }
.card p, .panel p { color: var(--muted); }
.page-hero {
  background: linear-gradient(135deg, var(--azul-escuro), var(--azul));
  color: var(--branco);
}
.page-hero .section { padding: 62px 0; }
.page-hero h1 { margin: 0; font-size: clamp(2rem, 5vw, 3.7rem); }
.page-hero p { max-width: 760px; color: #dff7ff; }
.prose {
  white-space: pre-line;
  color: var(--texto);
  font-size: 1.04rem;
}
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}
.photo {
  border-radius: 8px;
  overflow: hidden;
  background: var(--branco);
  box-shadow: var(--sombra);
}
.photo img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.photo p { margin: 0; padding: 12px; color: var(--muted); }
.footer { background: #090f2f; color: var(--branco); }
.footer .wrap { padding: 42px 0; }
.footer-grid { display: grid; grid-template-columns: 1.2fr 1fr 1fr; gap: 28px; }
.footer img { width: 172px; margin-bottom: 12px; }
.footer h3 { margin: 0 0 12px; color: var(--amarelo); }
.footer p, .footer a { color: #c9d2e8; }
.copy {
  border-top: 1px solid rgba(255,255,255,.14);
  padding-top: 20px;
  margin-top: 28px;
  color: #9eabc8;
  font-size: .86rem;
}

.admin-shell {
  min-height: 100vh;
  background: #eef3fb;
}
.admin-top {
  background: var(--azul-escuro);
  color: var(--branco);
}
.admin-top .admin-wrap {
  min-height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.admin-main { padding: 28px 0 70px; }
.admin-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}
.admin-nav a {
  padding: 9px 12px;
  border-radius: 8px;
  background: var(--branco);
  color: var(--azul-escuro);
  font-weight: 800;
}
.admin-nav a.active { background: var(--azul); color: var(--branco); }
.form-grid { display: grid; gap: 16px; }
.field { display: grid; gap: 7px; }
.field label { font-weight: 800; color: var(--azul-escuro); }
.field input, .field textarea, .field select {
  width: 100%;
  border: 1px solid var(--linha);
  border-radius: 8px;
  background: #fff;
  padding: 11px 12px;
  color: var(--texto);
}
.field textarea { min-height: 150px; resize: vertical; }
.actions { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.alert {
  padding: 12px 14px;
  border-radius: 8px;
  margin-bottom: 16px;
  font-weight: 700;
}
.alert.ok { background: #e8fff3; color: var(--ok); border: 1px solid #b9f1d0; }
.alert.err { background: #fff0ee; color: var(--erro); border: 1px solid #ffc7c0; }
.table {
  width: 100%;
  border-collapse: collapse;
  overflow: hidden;
  border-radius: 8px;
  background: var(--branco);
  box-shadow: var(--sombra);
}
.table th, .table td {
  text-align: left;
  padding: 12px;
  border-bottom: 1px solid var(--linha);
  vertical-align: top;
}
.table th { color: var(--azul-escuro); background: #f8fbff; }
.muted { color: var(--muted); }
.login-box {
  width: min(460px, calc(100% - 32px));
  margin: 70px auto;
}

@media (max-width: 900px) {
  .menu-btn { display: inline-flex; }
  .nav {
    position: absolute;
    left: 16px;
    right: 16px;
    top: 84px;
    display: none;
    padding: 12px;
    background: var(--branco);
    border: 1px solid var(--linha);
    border-radius: 8px;
    box-shadow: var(--sombra);
    flex-direction: column;
    align-items: stretch;
  }
  .nav.open { display: flex; }
  .grid-2, .grid-3, .grid-4, .footer-grid { grid-template-columns: 1fr; }
}

@media (max-width: 560px) {
  .topbar .wrap { align-items: flex-start; flex-direction: column; padding: 10px 0; }
  .brand img { width: 142px; }
  .hero { min-height: 540px; }
  .section { padding: 54px 0; }
  .table { display: block; overflow-x: auto; }
}