:root {
    --subway-green: #008C45;
    --subway-yellow: #FFC72C;
    --subway-white: #FFFFFF;
    --subway-black: #333333;
    --subway-light: #F6F6F6;
    --error-red: #dc3545;
}

.login-content {
    padding: 100px 20px 40px;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--subway-light);
}

.login-container {
    background: var(--subway-white);
    border-radius: 8px;
    box-shadow: 0 2px 20px rgba(0,0,0,0.1);
    padding: 40px;
    width: 100%;
    max-width: 400px;
}

.login-header {
    text-align: center;
    margin-bottom: 30px;
}

.login-header h1 {
    color: var(--subway-green);
    font-size: 2rem;
    margin-bottom: 10px;
}

.login-header p {
    color: var(--subway-black);
    opacity: 0.8;
}

.login-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    color: var(--subway-black);
    font-weight: 500;
}

.input-group {
    position: relative;
    display: flex;
    align-items: center;
}

.input-group i {
    position: absolute;
    left: 12px;
    color: #666;
}

.input-group input {
    width: 100%;
    padding: 12px 12px 12px 40px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.input-group input:focus {
    outline: none;
    border-color: var(--subway-green);
}

.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.9rem;
}

.remember-me {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--subway-black);
}

.forgot-password {
    color: var(--subway-green);
    text-decoration: none;
}

.forgot-password:hover {
    text-decoration: underline;
}

.login-btn {
    background: var(--subway-green);
    color: var(--subway-white);
    padding: 12px;
    border: none;
    border-radius: 4px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: background-color 0.3s ease;
}

.login-btn:hover {
    background-color: #006633;
}

.login-footer {
    margin-top: 30px;
    text-align: center;
    color: var(--subway-black);
    font-size: 0.9rem;
    opacity: 0.8;
}

/* Error States */
.input-error {
    border-color: var(--error-red) !important;
}

.error-message {
    color: var(--error-red);
    font-size: 0.85rem;
    margin-top: 4px;
}

/* Animation */
@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-10px); }
    75% { transform: translateX(10px); }
}

.shake {
    animation: shake 0.5s ease-in-out;
}

/* Responsive Design */
@media screen and (max-width: 992px) {
    .login-container {
        max-width: 360px;
    }
}

@media screen and (max-width: 768px) {
    .login-content {
        padding: 80px 15px 30px;
    }

    .login-container {
        padding: 30px;
    }

    .login-header h1 {
        font-size: 1.75rem;
    }
}

@media screen and (max-width: 480px) {
    .login-container {
        padding: 20px;
    }

    .form-options {
        flex-direction: column;
        gap: 10px;
        align-items: flex-start;
    }

    .input-group input {
        padding: 10px 10px 10px 35px;
        font-size: 0.9rem;
    }
}