/* ====== Fondo general ====== */
body {
  margin: 0;
  font-family: Arial, sans-serif;
  background: #f5f6fa;
  min-height: 100vh;
}

/* ====== HEADER institucional ====== */
header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: #004080;
  color: #fff;
  padding: 15px 38px;
}

header .logo {
  display: flex;
  align-items: center;
}

header .logo img {
  width: 46px;
  margin-right: 10px;
}

header h1 {
  font-size: 20px;
  margin: 0;
}

nav {
  display: flex;
  gap: 24px;
}

nav li {
  list-style: none;
}

nav a {
  color: #fff;
  text-decoration: none;
  font-weight: bold;
  font-size: 16px;
  transition: color 0.2s;
}

nav a:hover {
  color: #ffcc00;
}

/* ====== Main content areas ====== */
.login-content {
  display: flex;
  justify-content: center;
  align-items: center;
  height: calc(100vh - 70px); /* Deja espacio para el header */
  padding: 16px 0;
  background: linear-gradient(135deg, #00628f, #80cbee);
}

.left-area {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-right: 60px;
}

.logo-grande {
  width: 270px;
  margin-bottom: 15px;
  box-shadow: 0 3px 18px rgba(0,0,0,0.07);
  border-radius: 10px;
}

.nombre-colegio {
  font-size: 1.18rem;
  font-weight: bold;
  color: #0a223d;
  margin-top: 6px;
  letter-spacing: 0.5px;
}

/* ====== Caja del login ====== */
.right-area {
  display: flex;
  align-items: center;
}

.login-box {
  background: #fff;
  padding: 36px 30px 28px 30px;
  border-radius: 15px;
  width: 330px;
  box-shadow: 0px 8px 24px rgba(0,0,0,0.13);
  text-align: center;
  min-width: 290px;
}

.login-box h2 {
  margin-bottom: 22px;
  color: #270479;
  font-size: 22px;
  font-weight: 700;
}

.login-box .emoji {
  font-size: 1.18em;
  vertical-align: middle;
}

/* ====== Inputs ====== */
.login-box label {
  display: block;
  text-align: left;
  margin-top: 12px;
  font-size: 14px;
  font-weight: bold;
  color: #222;
}

.login-box input {
  width: 100%;
  padding: 10px;
  margin-top: 5px;
  border: 1px solid #bfc6d3;
  border-radius: 8px;
  outline: none;
  background: #f9fafc;
  font-size: 15px;
  transition: 0.2s;
}

.login-box input:focus {
  border-color: #1d976c;
  box-shadow: 0 0 5px rgba(29,151,108,0.17);
}

/* ====== Botón ====== */
.login-box button {
  margin-top: 22px;
  width: 100%;
  padding: 13px;
  background: #ffcc00;
  border: none;
  color: #1a237e;
  font-size: 17px;
  font-weight: bold;
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
}

.login-box button:hover {
  background: #ffe066;
  color: #003366;
}

/* ====== Responsive ====== */
@media (max-width: 900px) {
  .login-content {
    flex-direction: column;
    height: auto;
    padding: 28px 0;
  }
  .left-area {
    margin: 0 0 20px 0;
  }
  .right-area {
    width: 100%;
  }
}