:root {
    --primary-blue: #5D9CEC;
    --primary-dark: #4A89DC;
    --text-dark: #333333;
    --text-light: #666666;
    --white: #ffffff;
    --bg-gray: #f0f2f5;
    --radius-lg: 15px;
    --shadow-soft: 0 10px 30px rgba(0,0,0,0.08);
}

body {
    margin: 0;
    padding: 0;
    font-family: 'Nunito', sans-serif;
    background-color: var(--bg-gray);
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
}

.login-container {
    width: 100%;
    padding: 20px;
}

.login-box {
    background: var(--white);
    width: 100%;
    max-width: 400px;
    margin: 0 auto;
    padding: 40px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-soft);
    text-align: center;
}

.login-header img {
    width: 80px;
    margin-bottom: 15px;
}

.login-header h3 {
    margin: 0 0 5px 0;
    color: var(--primary-dark);
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
}

.login-header p {
    margin: 0 0 30px 0;
    color: var(--text-light);
    font-size: 0.9rem;
}

.form-group {
    margin-bottom: 20px;
    text-align: left;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--text-dark);
    font-size: 0.9rem;
}

.input-icon {
    position: relative;
}

.input-icon i {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: #aab8c2;
}

.input-icon input {
    width: 100%;
    padding: 12px 15px 12px 45px;
    border: 1px solid #e1e8ed;
    border-radius: 8px;
    font-family: inherit;
    font-size: 1rem;
    box-sizing: border-box; 
    transition: border-color 0.3s;
}

.input-icon input:focus {
    outline: none;
    border-color: var(--primary-blue);
}

.login-btn {
    width: 100%;
    padding: 12px;
    background: var(--primary-blue);
    color: var(--white);
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: background 0.3s;
    margin-top: 10px;
}

.login-btn:hover {
    background: var(--primary-dark);
}

.error-msg {
    margin-top: 15px;
    color: #e74c3c;
    font-size: 0.9rem;
    display: none;
}

.password-field input {
    padding-right: 52px;
}

.toggle-pass {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    padding: 0;
    cursor: pointer;
    color: #aab8c2;
}

.toggle-pass:hover {
    color: var(--primary-blue);
}