:root {
  --azul-primario: #232D4F;
  --azul-oscuro: #171C33;
  --celeste: #E9EBF2;
  --gris-texto: #2B2B2B;
  --gris-claro: #6B7280;
  --borde: #D9E2EC;
  --verde-ok: #1E8E3E;
  --amarillo-pend: #B7791F;
  --rojo-rechazo: #C0392B;
  --blanco: #FFFFFF;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Segoe UI", Arial, Helvetica, sans-serif;
  color: var(--gris-texto);
  background: var(--blanco);
  line-height: 1.5;
}

.container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 20px;
}

a { color: var(--azul-primario); text-decoration: none; }
a:hover { text-decoration: underline; }

.topbar {
  background: var(--azul-oscuro);
  color: #cfe3f5;
  font-size: 13px;
}
.topbar-inner {
  display: flex;
  justify-content: space-between;
  padding: 6px 20px;
  flex-wrap: wrap;
  gap: 4px;
}

.main-header {
  background: var(--azul-primario);
  padding: 10px 0;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand-text {
  display: block;
  color: var(--blanco);
  font-size: 20px;
  font-weight: 700;
  line-height: 1.2;
}

.main-nav {
  display: flex;
  gap: 22px;
}
.main-nav a {
  color: var(--blanco);
  font-weight: 600;
  font-size: 15px;
}
.main-nav a:hover { text-decoration: underline; }

.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--blanco);
  font-size: 26px;
  cursor: pointer;
}

/* Hero */
.hero {
  background: linear-gradient(135deg, var(--azul-primario), var(--azul-oscuro));
  color: var(--blanco);
  padding: 60px 0;
  text-align: center;
}
.hero h1 { font-size: 34px; margin: 0 0 12px; }
.hero p { font-size: 18px; margin: 0 auto 28px; max-width: 640px; color: #dceafb; }

.btn {
  display: inline-block;
  padding: 12px 26px;
  border-radius: 6px;
  font-weight: 700;
  cursor: pointer;
  border: none;
  font-size: 15px;
}
.btn-primary {
  background: var(--blanco);
  color: var(--azul-primario);
}
.btn-primary:hover { background: #eef6ff; text-decoration: none; }
.btn-outline {
  background: transparent;
  color: var(--blanco);
  border: 2px solid var(--blanco);
}
.btn-outline:hover { background: rgba(255,255,255,0.15); text-decoration: none; }
.btn-solid {
  background: var(--azul-primario);
  color: var(--blanco);
}
.btn-solid:hover { background: var(--azul-oscuro); text-decoration: none; }

.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* Cards / services */
.section { padding: 50px 0; }
.section-title {
  text-align: center;
  font-size: 26px;
  color: var(--azul-oscuro);
  margin-bottom: 34px;
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
}
.card {
  background: var(--celeste);
  border: 1px solid var(--borde);
  border-radius: 10px;
  padding: 26px;
  text-align: left;
}
.card .icon {
  width: 46px;
  height: 46px;
  border-radius: 8px;
  background: var(--azul-primario);
  color: var(--blanco);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  margin-bottom: 14px;
}
.card h3 { margin: 0 0 8px; color: var(--azul-oscuro); }
.card p { margin: 0 0 12px; color: var(--gris-claro); font-size: 14px; }

.section-alt { background: var(--celeste); }

/* Forms */
.form-wrapper {
  max-width: 760px;
  margin: 0 auto;
  background: var(--blanco);
  border: 1px solid var(--borde);
  border-radius: 10px;
  padding: 34px;
}
.form-wrapper h2 {
  color: var(--azul-oscuro);
  margin-top: 0;
}
.form-group { margin-bottom: 18px; }
.form-group label {
  display: block;
  font-weight: 600;
  margin-bottom: 6px;
  font-size: 14px;
}
.form-group .hint { font-size: 12px; color: var(--gris-claro); margin-top: 4px; }
input[type="text"],
input[type="email"],
input[type="tel"],
input[type="date"],
input[type="password"],
select,
textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--borde);
  border-radius: 6px;
  font-size: 15px;
  font-family: inherit;
}
textarea { resize: vertical; min-height: 120px; }
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--azul-primario);
  box-shadow: 0 0 0 3px rgba(0,87,163,0.15);
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
.checkbox-row {
  display: flex;
  align-items: center;
  gap: 8px;
}
.checkbox-row input { width: auto; }

.alert {
  padding: 14px 18px;
  border-radius: 6px;
  margin-bottom: 20px;
  font-size: 14px;
}
.alert-success { background: #E6F4EA; color: var(--verde-ok); border: 1px solid #b7e0c3; }
.alert-error { background: #FDECEA; color: var(--rojo-rechazo); border: 1px solid #f5c2bd; }
.alert-info { background: var(--celeste); color: var(--azul-oscuro); border: 1px solid #bcd9f2; }

.badge {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 700;
}
.badge-pendiente { background: #FEF3E2; color: var(--amarillo-pend); }
.badge-en_revision { background: #E6F0FD; color: var(--azul-primario); }
.badge-resuelta { background: #E6F4EA; color: var(--verde-ok); }
.badge-rechazada { background: #FDECEA; color: var(--rojo-rechazo); }

/* Tables (admin) */
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { padding: 10px 12px; border-bottom: 1px solid var(--borde); text-align: left; }
th { background: var(--celeste); color: var(--azul-oscuro); }
tr:hover { background: #f7fafd; }

/* Footer */
.main-footer {
  background: var(--azul-oscuro);
  color: #cfe3f5;
  margin-top: 60px;
}
.footer-inner {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 28px;
  padding: 40px 20px;
}
.footer-inner h4 { color: var(--blanco); margin-bottom: 10px; }
.footer-inner a { display: block; color: #cfe3f5; margin-bottom: 6px; }
.footer-bottom {
  background: #10142A;
  padding: 14px 0;
  font-size: 13px;
  text-align: center;
}

@media (max-width: 768px) {
  .main-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--azul-primario);
    flex-direction: column;
    padding: 16px 20px;
    gap: 14px;
  }
  .main-nav.open { display: flex; }
  .header-inner { position: relative; }
  .nav-toggle { display: block; }
  .form-row { grid-template-columns: 1fr; }
  .topbar-inner { justify-content: center; text-align: center; }
}