body {
    font-family: 'Cairo', Tahoma, Arial, sans-serif;
    background: linear-gradient(135deg, #2980b9 0%, #6dd5fa 100%);
    min-height: 100vh;
    margin: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}
.login-container {
    background: #fff;
    padding: 36px 28px 28px;
    border-radius: 18px;
    box-shadow: 0 8px 32px 0 rgba(44,62,80,0.18);
    max-width: 400px;
    width: 100%;
    text-align: center;
}
.login-container h2 {
    font-family: 'Cairo', sans-serif;
    color: #5a7a8c;
    margin: 0 0 22px;
    font-size: 1.35rem;
    font-weight: 700;
}
.login-container label {
    display: block;
    text-align: right;
    color: #34495e;
    margin-bottom: 7px;
    font-size: 1.1em;
    font-weight: 500;
}
.login-container input[type="text"],
.login-container input[type="password"] {
    width: 100%;
    padding: 10px 8px;
    margin-bottom: 18px;
    border: 1px solid #b2bec3;
    border-radius: 7px;
    font-size: 1em;
    background: #f7fafd;
    transition: border 0.2s;
}
.login-container input:focus {
    border: 1.5px solid #2980b9;
    outline: none;
}
.login-container button {
    width: 100%;
    padding: 12px;
    background: linear-gradient(90deg, #2980b9 0%, #6dd5fa 100%);
    color: #fff;
    border: none;
    border-radius: 7px;
    font-size: 1.1em;
    font-family: 'Cairo', sans-serif;
    font-weight: 700;
    cursor: pointer;
    transition: background 0.2s;
    margin-top: 10px;
}
.login-container button:hover {
    background: linear-gradient(90deg, #2573a6 0%, #4db8e6 100%);
}
.login-brand-logo {
    display: block;
    width: 168px;
    height: auto;
    margin: 0 auto 14px;
}
.login-brand-title {
    margin: 0 0 10px;
    color: #1aa4e0;
    font-size: 1.65rem;
    font-weight: 800;
    line-height: 1.45;
}
.login-or {
    margin: 16px 0 4px;
    color: #7a93a3;
    font-size: 0.92rem;
    font-weight: 700;
}
.login-container .director-btn {
    background: #fff;
    color: #0b5f8a;
    border: 2px solid #1aa4e0;
    margin-top: 6px;
    box-shadow: 0 0 0 3px rgba(26, 164, 224, 0.12);
}
.login-container .director-btn:hover {
    background: #e8f7fd;
    color: #084862;
    border-color: #0b7fb3;
    box-shadow: 0 0 0 3px rgba(26, 164, 224, 0.2);
}
.error-msg {
    background: #ffdddd;
    color: #c0392b;
    border: 1px solid #e74c3c;
    border-radius: 6px;
    padding: 8px 0;
    margin-bottom: 18px;
    font-size: 1em;
}