/* === Style Halaman Login Admin === */  
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #f0f4f8, #d9e2ec);
    margin: 0;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.alert.success { 
    background: #d4edda; 
    color: #155724; 
    padding: 10px; 
    border-radius: 8px; 
    margin-bottom: 10px; 
    font-size: 0.9rem;
}
.alert.error { 
    background: #f8d7da; 
    color: #721c24; 
    padding: 10px; 
    border-radius: 8px; 
    margin-bottom: 10px; 
    font-size: 0.9rem;
}
.btn-login:disabled { opacity: 0.6; cursor: not-allowed; }

.login-wrapper {
    width: 100%;
    max-width: 420px;
    padding: 15px;
    box-sizing: border-box;
}

.login-card {
    background: #fff;
    width: 100%;
    box-sizing: border-box;
    padding: 35px 25px;
    border-radius: 16px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    text-align: center;
    animation: fadeIn 0.6s ease-in-out;
}

.logo-container {
    text-align: center;
    margin-bottom: 20px;
}

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

.title {
    font-size: 1.6rem;
    margin-bottom: 8px;
    color: #333;
    font-weight: 600;
}

.subtitle {
    color: #777;
    font-size: 0.9rem;
    margin-bottom: 25px;
}

.form-group {
    text-align: left;
    margin-bottom: 18px;
    width: 100%;
}

.form-group label {
    font-weight: 500;
    color: #444;
    font-size: 0.9rem;
    display: block;
    margin-bottom: 6px;
}

.form-group input {
    width: 100%;
    box-sizing: border-box;
    padding: 10px 12px;
    border: 1px solid #ccc;
    border-radius: 8px;
    font-size: 0.95rem;
    transition: 0.2s;
}

.form-group input:focus {
    outline: none;
    border-color: #f37021;
    box-shadow: 0 0 4px rgba(243, 112, 33, 0.4);
}

.btn-login {
    width: 100%;
    background: linear-gradient(90deg, #b7f0ceff, #61c392ff);
    color: #fff;
    padding: 12px 0;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 10px;
}

.btn-login:hover {
    background: linear-gradient(90deg, rgb(157, 236, 188), rgb(29, 177, 103));
    transform: translateY(-2px);
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(15px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Responsif untuk HP */
@media (max-width: 480px) {
    .login-card {
        padding: 25px 20px;
    }

    .logo {
        width: 160px;
    }

    .title {
        font-size: 1.4rem;
    }
}

/* ======== HR / DIVIDER STYLING ======== */
.divider {
    border: none;
    height: 3px;
    width: 100%;
    background: linear-gradient(90deg, #e60000, #0056b3);
    margin: 0 auto 25px auto;
    border-radius: 2px;
    animation: slideIn 1s ease-in-out;
}

@keyframes slideIn {
    from { width: 0; opacity: 0; }
    to { width: 150px; opacity: 1; }
}