body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    margin: 0;
    padding: 0;
    background-color: #f4f4f4;
}

header {
    background: #35424a;
    color: #ffffff;
    padding-top: 30px;
    min-height: 70px;
    border-bottom: #e8491d 3px solid;
}

header a {
    color: #ffffff;
    text-decoration: none;
    text-transform: uppercase;
    font-size: 16px;
}

header ul {
    margin: 0;
    padding: 0;
}

header li {
    float: left;
    display: inline;
    padding: 0 20px 0 20px;
}

header #branding {
    float: left;
}

header #branding h1 {
    margin: 0;
}

header nav {
    float: right;
    margin-top: 10px;
}

.container {
    width: 80%;
    margin: auto;
    overflow: hidden;
}

.button {
    height: 38px;
    background: #e8491d;
    border: 0;
    padding-left: 20px;
    padding-right: 20px;
    color: #ffffff;
}

.card {
    background: #fff;
    padding: 20px;
    margin-bottom: 20px;
    border: 1px solid #ddd;
    border-radius: 5px;
}

.piso-img {
    max-width: 100%;
    height: auto;
    max-height: 200px;
}

footer {
    padding: 20px;
    margin-top: 20px;
    color: #ffffff;
    background-color: #35424a;
    text-align: center;
}

form label {
    display: block;
    margin-top: 10px;
    font-weight: bold;
    color: #333;
}

form input[type="text"],
form input[type="email"],
form input[type="password"],
form input[type="number"],
form select,
form textarea,
form input[type="file"] {
    width: 100%;
    padding: 10px;
    margin-top: 5px;
    border: 1px solid #ccc;
    border-radius: 4px;
    box-sizing: border-box;
    font-size: 14px;
}

form input:focus,
form select:focus,
form textarea:focus {
    border-color: #e8491d;
    outline: none;
    box-shadow: 0 0 5px rgba(232, 73, 29, 0.2);
}

.button {
    height: 40px;
    background: #e8491d;
    border: 0;
    padding: 0 25px;
    color: #ffffff;
    border-radius: 4px;
    cursor: pointer;
    font-size: 15px;
    transition: background 0.3s ease;
    display: inline-block;
    line-height: 40px;
    text-decoration: none;
}

.button:hover {
    background: #c93a15;
}

.button-secondary {
    background: #666;
}

.button-secondary:hover {
    background: #444;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}

.form-full {
    grid-column: 1 / -1;
}

.form-section-title {
    margin-top: 20px;
    margin-bottom: 10px;
    padding-bottom: 5px;
    border-bottom: 2px solid #eee;
    color: #e8491d;
    font-size: 1.1em;
    grid-column: 1 / -1;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
}

table, th, td {
    border: 1px solid #ddd;
}

th, td {
    padding: 10px;
    text-align: left;
}

th {
    background-color: #f2f2f2;
}

.alert {
    padding: 10px;
    background-color: #f44336;
    color: white;
    margin-bottom: 15px;
}

.success {
    background-color: #4CAF50;
}